32 Commits

Author SHA1 Message Date
the_og 832e5fa048 fix: bump spawn-test timeouts to avoid CI flakiness (closes #12)
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The crashed/exited/stderr spawn tests used 0.3-0.5s timeouts. On a slow CI
runner, interpreter startup can exceed that, so the process is still starting
when the timeout fires, gets killed, and is misclassified "ok" (still running)
instead of "crashed"/"exited". Bump those three to 2.0s. The two "ok" paths
(sleep-60, stdin-block) stay at 0.3s since timing out there means success.
2026-07-04 13:12:04 -04:00
AJ c6c6dfa5bc docs: update HANDOFF.md — #1r done, next is #8 duplicate-name conflict
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Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-07-02 12:00:44 -04:00
the_og ece049c993 Merge pull request 'feat: secret-in-args warning badge (#1r)' (#16) from feat/1r-secret-args-badge into main
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feat: secret-in-args warning badge (#1r) — Closes #1
2026-07-02 12:00:16 -04:00
AJ f4648b3c06 feat: warn when a secret-shaped value is found in args instead of env (#1r)
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Adds `args_secret_warning(data)` to bcc_core — returns a warning string
when any arg positional value looks like a raw credential (token prefix,
value following a secret-named flag, or URL with embedded user:pass like
postgres://user:pass@host).  `--flag=value` inline forms are intentionally
skipped (the flag name already labels the value).

Adds `secret_warn` QLabel in ServerEditor's stdio page; shown/hidden by
`_check_args()` on every field change, and cleared on deselect or
stdio→remote type switch.  Non-blocking — save path is not touched.

Closes #1

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-07-02 11:59:17 -04:00
AJ cda7d72e44 docs: update HANDOFF.md — #4 done, next is #1r secret-args badge
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Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-07-02 02:09:35 -04:00
the_og 13d6b917bb Merge pull request 'feat: stale-file protection — detect concurrent edits on save' (#15) from feat/4-stale-file-protection into main
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Merge feat/4-stale-file-protection: stale-file protection (closes #4)
2026-07-02 02:08:13 -04:00
AJ 9fa502c500 feat: detect stale config and prompt merge-or-overwrite on save
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Records the file mtime at load time; before write_config() fires, re-checks
it. If it changed (e.g. `claude mcp add`, a second BCC window, or Claude
itself writing ~/.claude.json), StaleDialog prompts with the changed top-level
key names and a masked server-section diff. "Merge & save" applies the user's
in-memory server edits on top of the current on-disk file (preserving external
non-server changes); "Overwrite anyway" proceeds as before.

- bcc_core: config_mtime(), external_change_summary(), _server_sections()
  helper extracted from backup_diff for reuse
- bcc.py: StaleDialog, MainWindow._loaded_mtime tracked through load/save
- tests: 7 new tests (config_mtime, external_change_summary variants, AC merge test)

Closes #4

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-07-02 01:57:32 -04:00
the_og be45be9eab Merge pull request 'feat: backup restore UI (#3)' (#14) from feat/3-backup-restore-ui into main
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feat: backup restore UI (#3) — closes #3
2026-07-02 01:44:44 -04:00
AJ 6ab4789a70 fix: scope backup_diff to server sections and mask secrets
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The diff preview in RestoreDialog was serializing the full config dict,
exposing secret env values and token args in cleartext on a pasteable surface.

- Add _redact_server_data / _redact_servers_block helpers that apply
  redact_args to args and mask env values for is_secret_key() keys
- Rewrite backup_diff to compare only {mcpServers, _disabledMcpServers}
  sections (sanitized), not the whole file — also avoids double-serializing
  multi-MB ~/.claude.json for a servers-only diff
- Add clarifying comment in _restore_from_backup about why full_config
  is the right base after confirm-discard
- Add test: backup_diff with secret args/env → MASK in output, raw values absent
- Add test: restore_backup restores _disabledMcpServers correctly

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-07-02 01:40:24 -04:00
AJ df332a06ba feat: backup restore UI (#3)
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Add list_backups / backup_label / backup_diff / restore_backup to bcc_core,
RestoreDialog to bcc.py, and a "Restore…" button in the profile top bar.

Restore is selective: only mcpServers and _disabledMcpServers are replaced;
all other keys in the config (history, project state) are preserved verbatim.
Goes through write_config() so a pre-restore backup is always created first.

Closes #3

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-07-02 01:22:52 -04:00
the_og 111fa8e367 Merge pull request 'feat: stdio server spawn-test (#2)' (#11) from feat/2-stdio-spawn-test into main
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Merge feat/2-stdio-spawn-test into main
2026-07-02 01:11:48 -04:00
AJ 231403c1d5 fix: spawn-test stderr persistence and drain-cap deadlock (PR #11 review)
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Two bugs caught in supervisor review:

1. Stderr was silently dropped when the Details panel was closed during a
   crash. _on_spawn_done appended to diag_text only when the panel was
   already open, and refresh_dependency() clobbered that text on the next
   field change anyway.
   Fix: stash the result in self._last_spawn; _full_diag_text() appends
   the stderr section whenever diag text is generated; _on_spawn_done
   auto-opens the panel on non-ok outcomes (same pattern as the existing
   auto_open for missing commands).

2. _drain stopped reading once _STDERR_CAP (4 KB) was reached. A process
   that writes more than 4 KB then blocked on a full pipe buffer, never
   exited, and was misclassified as "ok" instead of "crashed".
   Fix: drain to EOF unconditionally; keep only the first _STDERR_CAP bytes.
   Regression test: 64 KB stderr + exit(3) → outcome "crashed".

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-07-02 01:05:34 -04:00
AJ e98cb7abd7 feat: stdio server spawn-test (issue #2)
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Add spawn_test() to bcc_core — spawns a stdio server for up to 3 s,
captures stderr, and reports ok/exited/crashed/not_found. Key design
decisions driven by real MCP server behaviour:

- stdin=PIPE (never written): servers block on JSON-RPC input and stay
  alive, so "still running after timeout" reliably signals a healthy
  start. stdin=DEVNULL would send EOF, causing well-behaved servers to
  exit 0 and be misclassified as "exited".
- Command resolved via shutil.which(augmented_path()) before Popen so
  subprocess PATH resolution is unambiguous across platforms.
- start_new_session=True on POSIX + os.killpg on timeout: kills the
  whole process group, not just the launcher (npx, uvx), which would
  otherwise orphan the actual node/python grandchild process.
- stdout=DEVNULL: draining a PIPE we don't read would deadlock at ~64 KB.
- stderr drained in a daemon thread, capped at 4 KB.

GUI: SpawnTester(QThread) wraps spawn_test; "Test launch" button in
ServerEditor dep row (stdio only, visible when command resolves ok/warn).
Result colours match the existing dep-status palette (green/amber/red).
Stderr appended to the diagnostics panel if it is open.

7 new unit tests cover all outcomes and the stdin-open regression guard.
Ran python bcc.py locally: button appears for stdio servers whose command
resolves, is hidden for remote servers and missing-command servers.

Closes #2

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-07-02 00:57:46 -04:00
AJ e0eb3c2d1b docs: add HANDOFF.md — backlog workflow for local agent + Gitea supervision
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2026-07-02 00:35:46 -04:00
AJ 6dee318976 feat: mask secret values in the UI and redact them from diagnostics
- Env/header values whose key looks secret (TOKEN, API_KEY, PASSWORD,
  AUTH, ...) render as •••••••• via a display-only delegate; a
  'Show secrets' toggle reveals them. Underlying data, editing, and
  save are untouched.
- The Add dialog switches the value field to password echo when the
  key name looks secret.
- Copy-diagnostics now redacts secrets from args (--token <v>,
  --api-key=<v>, and well-known token prefixes like ghp_/sk-/xoxb-),
  since those reports get pasted into public bug reports. Env and
  header values were already omitted from diagnostics.
2026-07-02 00:31:34 -04:00
AJ b16c0fd526 fix: point Claude Code profile at ~/.claude.json, not settings.json
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Claude Code stores user-scope MCP servers in ~/.claude.json (what
'claude mcp add' writes); ~/.claude/settings.json is for permissions
and hooks and rejects an mcpServers key with a schema error, so BCC
was reading (and writing) servers where Claude Code never looks.

If servers are found parked in settings.json, that file is still
listed as 'Claude Code (legacy settings.json)' so they can be copied
into the real config via Copy to. Docs updated; verified against
docs.claude.com/en/docs/claude-code/settings.
2026-07-02 00:27:01 -04:00
AJ 3c99ff547b fix: drop web-CSS font aliases from the Qt stylesheet
'-apple-system' is a web convention, not a real font family — Qt scans
every installed font trying to resolve it (the 'Populating font family
aliases' warning at startup). Qt already defaults to the native system
UI font on each platform, so don't name UI fonts at all. The diag
panel's 'SF Mono' (not system-installed on macOS) becomes Menlo.
2026-07-02 00:21:33 -04:00
AJ e11886bde9 feat: clearer Arguments editor with typed-together detection and one-click fix
- Label now explains the model with an example: a flag and its value go
  on separate lines. Placeholder shows the common uv pattern.
- split_suspicious_args() flags lines that contain whitespace plus a
  dash-prefixed token ('--directory /path') — legit single args with
  spaces ('My Documents') are never touched. Quotes are respected.
- The editor shows a warning under the args box with a 'Fix: split onto
  separate lines' button; the fix goes through the undo stack.
2026-07-02 00:13:06 -04:00
AJ 77f469c1dd feat: offer guided repair when loading a broken config file
If a config file on disk fails strict JSON parsing, BCC now runs it
through the same repair pipeline as pasted snippets and shows a dialog
listing the parse error, each fix it would apply, and a preview of the
resulting file. The user chooses: Repair & load (marks the profile
dirty; the file is only rewritten on Save, after the broken original
is backed up) or Cancel. Unsalvageable files keep the old error path.

repair_config_file() in bcc_core never writes to disk itself.
2026-07-02 00:10:27 -04:00
AJ d6ce4a0fb0 feat: numbered gutter in the Arguments editor
The one-arg-per-line model read as odd text wrapping — a path on its
own line looked like a wrapped continuation of the previous argument.
A line-number gutter makes each argument visibly its own item.
ArgsEdit also owns the NoWrap setting now.
2026-07-02 00:05:26 -04:00
AJ d2f7ce112c fix: legible inline cell editing + no soft-wrap in args box
- Cell editors in env/header tables got the global QLineEdit style
  (6px vertical padding, 7px radius) crammed into a short row, clipping
  the text to an unreadable sliver. Give table editors a compact flat
  style and bump default row height to 34px.
- Editor select-all now uses dim-orange/white selection colors inside
  cells for contrast against the dark field.
- Arguments box no longer soft-wraps: one arg per line means a wrapped
  path looks like two args. Long lines scroll horizontally instead.
2026-07-01 23:58:06 -04:00
AJ a02d2abe49 fix: readable text selection in inputs (selection-color on orange highlight)
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Editing a table cell select-alls its text; without an explicit
selection-color the highlighted text rendered near-invisible against
the accent-orange selection background. Applies to all line edits,
text areas, and combo boxes.
2026-07-01 23:55:18 -04:00
AJ d5c89e9602 feat: user-resizable panes with persisted layout
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- Horizontal splitter between the server list and the editor panel
- Vertical splitter between the Active and Disabled tables (drops the
  fixed 170px cap on the disabled list)
- Editor fields (args, env/header tables) now grow with the window
  instead of being pinned to fixed max heights
- Splitter positions and window geometry persist across launches via
  QSettings; handles highlight on hover/drag
2026-07-01 23:51:40 -04:00
AJ 6205c85b61 feat: lenient JSON repair for pasted MCP snippets
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Pasted config snippets no longer have to be valid JSON. repair_json_text()
auto-fixes markdown fences, surrounding prose, // /* */ # comments,
trailing and missing commas, smart quotes, single quotes, unquoted keys,
Python/JS literals, and unclosed braces. parse_pasted_json_verbose()
reports every repair applied; the paste dialog now parses as you type
and previews exactly what will be added and what was fixed.

Also includes ruff lint fixes and formatting across bcc.py/bcc_core.py.
2026-07-01 23:43:39 -04:00
AJ 157dad9192 style: apply ruff lint fixes and formatting 2026-07-01 23:43:39 -04:00
AJ 8124150e34 ci: add lint + test workflow (ruff check/format, pytest on py3.10 & 3.12) 2026-07-01 23:43:30 -04:00
AJ 78595be2a2 test: migrate test_core.py script to a proper pytest suite under tests/ 2026-07-01 23:43:30 -04:00
AJ 5ec53b87bc chore: add pyproject.toml, ruff/pytest config, pre-commit hooks, dev deps 2026-07-01 23:43:30 -04:00
AJ Avezzano f5749947e1 fix: write BMP DIB entries in ICO so Windows exe shows correct icon
Pillow's ICO saver stores all sizes as PNG-compressed ("Vista icon"
format).  PyInstaller's Windows resource-updater cannot embed
PNG-compressed entries for small sizes and silently falls back to its
default gear icon.

Fix build_icons.py to write the ICO manually: BMP DIB for sizes ≤ 128 px,
PNG only for the 256 px entry (where Windows Explorer expects PNG).
Regenerate icons/app.ico with the new code.

Also set upx=False in bcc.spec for the Windows/Linux EXE; UPX is another
known cause of icon resources being stripped from PE files.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-06-29 22:42:02 -04:00
AJ Avezzano 6f03b50a43 ci: disable generate_release_notes (unsupported on Gitea)
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2026-06-29 20:38:00 -04:00
AJ Avezzano 335a26a2d6 Fix CI: platform-specific Python setup and artifact actions v3 for Gitea
- Use actions/setup-python only on Linux (container); macOS/Windows create
  a venv from pre-installed python3.12 to avoid privileged install failures
- Downgrade upload/download-artifact to v3 (v4 uses an API Gitea doesn't support)
- Remove merge-multiple (v4-only option) from download-artifact
- Change release files glob to artifacts/**/* (v3 nests each artifact in a subdir)

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-06-29 19:14:28 -04:00
AJ Avezzano 2e33850fe3 Fix PATH check, add undo, and popup dialog for env/header vars
PATH check:
- Add system_path() that reads /etc/paths + /etc/paths.d/* + well-known
  package manager dirs (/opt/homebrew/bin, /usr/local/bin, /opt/local/bin)
  so the ok/warn distinction is consistent whether BCC runs from terminal
  or as a .app — /opt/homebrew/bin/npx now correctly shows as ok
- augmented_path() now uses system_path() as its base and also includes
  the current process PATH (handles CI / container setups)
- diagnostics_text() uses system_path() to mark user-specific dirs with +

Undo:
- _push_undo() / _undo() snapshot-based undo with 50-entry stack
- Undo button in action bar + Ctrl+Z shortcut
- Hooked into: add server, duplicate, delete, paste JSON, enable/disable
  toggle, drag-drop import, and env/header row add/remove (via
  before_change callback chain through ServerEditor → KeyValueTable)
- Undo stack resets on profile load

Variable/header entry:
- KeyValueTable.+ Add now opens a popup dialog with labeled fields
  (key name + OK disabled until non-empty) instead of inserting an
  invisible blank row — applies consistently to both env and headers tables
- Pressing Enter in key field moves to value; Enter in value submits

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-06-29 15:34:18 -04:00
17 changed files with 3092 additions and 277 deletions
+53
View File
@@ -0,0 +1,53 @@
name: CI
on:
push:
branches: [main]
pull_request:
workflow_dispatch:
jobs:
lint:
runs-on: ubuntu-latest
name: Lint (ruff)
steps:
- name: Checkout
uses: actions/checkout@v4
- name: Set up Python 3.12
uses: actions/setup-python@v5
with:
python-version: "3.12"
- name: Install ruff
run: pip install ruff
- name: ruff check
run: ruff check .
- name: ruff format --check
run: ruff format --check .
test:
runs-on: ubuntu-latest
name: Tests (py${{ matrix.python }})
strategy:
fail-fast: false
matrix:
python: ["3.10", "3.12"]
steps:
- name: Checkout
uses: actions/checkout@v4
- name: Set up Python ${{ matrix.python }}
uses: actions/setup-python@v5
with:
python-version: ${{ matrix.python }}
# bcc_core has no GUI imports, so the test suite needs no PySide6 —
# keeps CI fast and avoids Qt system-library headaches on the runner.
- name: Install test dependencies
run: pip install pytest
- name: Run tests
run: python -m pytest -v
+20 -6
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@@ -31,11 +31,26 @@ jobs:
- name: Checkout
uses: actions/checkout@v4
- name: Set up Python 3.12
- name: Set up Python 3.12 (Linux)
if: runner.os == 'Linux'
uses: actions/setup-python@v5
with:
python-version: "3.12"
- name: Set up Python venv (macOS)
if: runner.os == 'macOS'
run: |
PYBIN="$(command -v python3.12 || echo /opt/homebrew/bin/python3.12)"
"$PYBIN" -m venv .venv
echo "$PWD/.venv/bin" >> "$GITHUB_PATH"
- name: Set up Python venv (Windows)
if: runner.os == 'Windows'
shell: pwsh
run: |
py -3.12 -m venv .venv
Add-Content -Path $env:GITHUB_PATH -Value "$env:GITHUB_WORKSPACE\.venv\Scripts"
- name: Install dependencies
run: pip install -r requirements-dev.txt
@@ -75,7 +90,7 @@ jobs:
# ── Upload artifact for the release job ──────────────────────────────
- name: Upload artifact
uses: actions/upload-artifact@v4
uses: actions/upload-artifact@v3
with:
name: ${{ matrix.artifact }}
path: ${{ matrix.artifact }}
@@ -93,10 +108,9 @@ jobs:
steps:
- name: Download all artifacts
uses: actions/download-artifact@v4
uses: actions/download-artifact@v3
with:
path: artifacts
merge-multiple: true
- name: Create GitHub Release
uses: softprops/action-gh-release@v2
@@ -104,8 +118,8 @@ jobs:
name: Better Claude Config ${{ github.ref_name }}
draft: false
prerelease: false
generate_release_notes: true
files: artifacts/*
generate_release_notes: false
files: artifacts/**/*
body: |
## Better Claude Config ${{ github.ref_name }}
+6
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@@ -5,6 +5,12 @@ __pycache__/
.venv/
venv/
# Test / lint caches
.pytest_cache/
.ruff_cache/
.coverage
htmlcov/
# PyInstaller / build
build/
dist/
+15
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@@ -0,0 +1,15 @@
# Install once with: pip install pre-commit && pre-commit install
repos:
- repo: https://github.com/astral-sh/ruff-pre-commit
rev: v0.8.4
hooks:
- id: ruff
args: [--fix]
- id: ruff-format
- repo: https://github.com/pre-commit/pre-commit-hooks
rev: v5.0.0
hooks:
- id: trailing-whitespace
- id: end-of-file-fixer
- id: check-yaml
- id: check-json
+9 -5
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@@ -8,10 +8,14 @@ This file provides guidance to Claude Code (claude.ai/code) when working with co
# Install runtime dependency
pip install -r requirements.txt
python bcc.py # run the GUI
python test_core.py # run unit tests (23 tests, no GUI needed)
# Test & lint (no GUI / PySide6 needed — tests only exercise bcc_core)
pip install -r requirements-dev.txt
python -m pytest # unit tests in tests/
ruff check . # lint
ruff format . # format (CI enforces ruff format --check)
# Build a self-contained binary
pip install -r requirements-dev.txt
python scripts/build_icons.py # regenerate icons/app.icns + icons/app.ico if needed
pyinstaller bcc.spec
# macOS → dist/BetterClaudeConfig.app
@@ -19,7 +23,7 @@ pyinstaller bcc.spec
# Linux → dist/BetterClaudeConfig
```
Requires Python 3.10+. Runtime dependency: `PySide6>=6.6`. Build-time: `pyinstaller>=6.0`, `pillow>=10.0`.
Requires Python 3.10+. Runtime dependency: `PySide6>=6.6`. Tooling config (ruff, pytest, project metadata) lives in `pyproject.toml`. CI (`.github/workflows/ci.yml`) runs lint + tests on every push/PR; releases build on tag push (`release.yml`).
## Architecture
@@ -27,9 +31,9 @@ The codebase is split into two layers:
**`bcc_core.py`** — All logic with no GUI imports. Contains:
- `Profile` / `ServerEntry` dataclasses (the data model)
- `discover_profiles()` — scans the platform's app-support directory for `Claude*` folders (Claude Desktop) **and** always adds `~/.claude/settings.json` (Claude Code, cross-platform)
- `discover_profiles()` — scans the platform's app-support directory for `Claude*` folders (Claude Desktop) **and** always adds `~/.claude.json` (Claude Code user scope — what `claude mcp add` writes). `~/.claude/settings.json` is NOT a server config (it rejects `mcpServers` with a schema error) and is only surfaced, labelled legacy, if servers are found parked in it. Project-scope `.mcp.json` files can be opened via Add config…
- `load_config` / `extract_servers` / `apply_servers` / `write_config` — the read/write pipeline; writes are atomic with rotating timestamped backups in `.bcc_backups/`
- `parse_pasted_json()` — accepts three JSON shapes (full config, inner map, or bare server object)
- `parse_pasted_json()` / `parse_pasted_json_verbose()` — accepts three JSON shapes (full config, inner map, or bare server object). Input does not have to be valid JSON: `repair_json_text()` auto-fixes markdown fences, surrounding prose, `//` `/* */` `#` comments, trailing/missing commas, smart quotes, single quotes, unquoted keys, Python/JS literals, and unclosed braces. The verbose variant also returns human-readable notes describing every repair applied (shown live in the paste dialog)
- `check_dependency()` / `diagnostics_text()` / `pin_command_path()` — PATH resolution logic; distinguishes "found on normal PATH" (ok) vs "found only on augmented PATH" (warn) vs "not found" (missing). Uses an `lru_cache`-memoized `augmented_path()` that extends the inherited PATH with common runtime locations (nvm, homebrew, cargo, volta, etc.)
- `test_remote()` — synchronous HTTP reachability check, intended to run off the UI thread
+95
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@@ -0,0 +1,95 @@
# HANDOFF — BCC feature backlog implementation
For the Claude Code agent working in this repo. Read this whole file, then
CLAUDE.md, before touching code. A supervising Claude session watches this
project through the Gitea MCP (issues, PRs, CI runs on git.avezzano.io), so
keep all state in Gitea where it can be seen: issues for work items, PRs for
changes, comments for decisions.
## Step 0 — sync state
`main` may contain local commits that aren't on origin yet (the previous
session couldn't push). Run `git status` / `git log origin/main..main`; if
there are unpushed commits, **push them first** and confirm CI goes green
before starting anything.
## Step 1 — file the backlog as issues
Create one Gitea issue per item in the backlog table below (`tea` CLI or the
API — you have full credentials). Prefix titles with the ID (e.g.
"[#2] Stdio server spawn-test"). Create labels P0/P1/P2 first if they don't
exist. Copy each item's full section from `../bcc-feature-requests.md`
(sibling of this repo folder) into the issue body — it has problem statements,
evidence, proposed fixes, and acceptance criteria.
**Corrections to that document — do not re-implement:**
- "Doc correction: README Claude Code path" — DONE (commit `b16c0fd`).
- Item 1 (secret masking) — MOSTLY DONE (commit `6dee318`): env/header values
masked via delegate + Show-secrets toggle, Add-dialog password echo,
diagnostics args redaction (`redact_args`). **Only remainder:** the warning
badge when a secret-shaped value sits in `args` instead of `env`. File the
issue scoped to just that.
## Step 2 — work the backlog
| Order | ID | Item | Priority | Notes |
|---|---|---|---|---|
| 1 | 2 | Stdio server spawn-test | P0 | Spawn with timeout, capture stderr; core logic in bcc_core (GUI-free, testable) |
| 2 | 3 | Backup restore UI | P0 | List `.bcc_backups/`, preview/diff, restore through normal atomic-write path |
| 3 | 4 | Stale-file protection | P0 | mtime/hash at load, re-check before write, prompt on conflict |
| 4 | 1r | Secret-in-args warning badge | P0 | Remainder of item 1; `is_secret_key`/`_is_secret_value` already exist in bcc_core |
| 5 | 8 | Duplicate-name conflict on paste/import | P1 | VERIFY FIRST: check `paste_json`/`dropEvent` in bcc.py for silent overwrite; file findings on the issue before coding |
| 6 | 5 | Cross-client support (Cursor/Windsurf/VS Code) | P1 | VS Code uses `servers` not `mcpServers` — needs a read/write adapter, not just paths |
| 7 | 6 | In-app MCP log viewer | P1 | Platform log paths in the doc |
| 8 | 7 | Windows MSIX path detection | P1 | Can't test locally on macOS — unit-test the detection logic, note that in the PR |
| 9 | 9 | Restart Claude Desktop button | P1 | Platform-specific process handling; scope to Desktop only |
| 10 | 10 | Server catalog / one-click add | P2 | Design pass first — post a proposal as an issue comment before building |
## Workflow rules
- **Branch per issue** off `main`: `feat/<issue-number>-short-slug` (or
`fix/`). One issue per PR. Reference the issue in the PR description
(`Closes #N`).
- **Before every commit:** `python -m pytest` (all green), `ruff check .`,
`ruff format .`. CI enforces all three.
- **Conventional commits** (`feat:`, `fix:`, `test:`, `docs:`, `chore:`) —
match the existing history's style: body explains the why.
- **Merge only with green CI.** If the supervising session has flagged
something on the PR, resolve it before merging.
## Architecture guardrails (violating these fails review)
1. **The cardinal rule:** config writes only ever touch `mcpServers` and
`_disabledMcpServers`. Every other key is preserved verbatim, in order.
This matters extra for `~/.claude.json`, which holds conversation history
and project state.
2. **Core/GUI split:** all logic in `bcc_core.py` (no GUI imports, unit-
testable); `bcc.py` stays a thin PySide6 shell. New logic gets tests in
`tests/` — they run without PySide6, keep it that way.
3. **No new runtime dependencies** without posting the justification on the
issue first. PySide6 is currently the only one.
4. **Writes are atomic + backed up** — route any new disk writes through
`write_config()`.
5. Secrets never appear in diagnostics output or logs — use `redact_args`/
`is_secret_key` from bcc_core.
## Current state (as of this handoff)
- **92 tests** in `tests/test_core.py`, ruff clean, CI = lint + pytest (py3.10/3.12).
- `main` = `ece049c` (PR #16 merged). No unpushed commits.
- **Completed items:** #2 (spawn-test, PR #11), #3 (backup restore UI, PR #14),
#4 (stale-file protection, PR #15), #1r (secret-in-args warning, PR #16).
- **Next item:** #8 — duplicate-name conflict handling. **VERIFY FIRST:** read
`paste_json` and `dropEvent` in `bcc.py` to check whether pasting/dropping a
server with a name that already exists silently overwrites it; file your
findings as a comment on issue #8 before writing any code.
- Recent features you should know exist: lenient JSON repair
(`repair_json_text`, `parse_pasted_json_verbose`, `repair_config_file` +
RepairDialog), ArgsEdit numbered gutter + `split_suspicious_args`,
resizable splitters with QSettings persistence, secret masking, Claude Code
profile at `~/.claude.json` (settings.json only as "legacy" when it holds
parked servers), backup restore UI (RestoreDialog, `list_backups`,
`backup_diff`, `restore_backup`), stale-file protection (StaleDialog,
`config_mtime`, `external_change_summary`).
- GUI can't be smoke-tested in CI; note in each PR whether you ran
`python bcc.py` locally and what you checked.
+12 -5
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@@ -32,12 +32,17 @@ python bcc.py
- **Auto-discovers installs** — scans the platform's app-support folder for any
`Claude*` directory (so `Claude` and `Claude-Work` both show up) **and** finds
Claude Code at `~/.claude/settings.json`. Use **Add config…** to point at any
other file manually.
Claude Code's user-scope config at `~/.claude.json` (the file `claude mcp add`
writes). Use **Add config…** to point at any other file manually — e.g. a
project's `.mcp.json`.
- **Form-based editing** — name, command, args (one per line), env vars, or for
remote servers: URL, transport, and headers. No raw JSON.
- **Paste JSON** — drop in any snippet from an MCP doc (full `mcpServers` block,
inner map, or a single bare server object); it's parsed and merged.
- **Paste JSON — even broken JSON** — drop in any snippet from an MCP doc (full
`mcpServers` block, inner map, or a single bare server object); it's parsed
and merged. The paste box parses as you type and auto-repairs the stuff docs
and chat windows love to break: markdown fences, surrounding prose, comments,
trailing or missing commas, smart quotes, single quotes, unquoted keys, and
unclosed braces — and tells you exactly what it fixed before you commit.
- **Drag & drop** a `.json` file onto the window to import servers from it.
- **Copy to ▸** — copy the selected server straight into your *other* install.
- **Active / Disabled sections** — servers are shown in two labelled lists with
@@ -76,7 +81,9 @@ After saving, **restart that Claude install** for changes to take effect.
| Windows | `%APPDATA%` |
| Linux | `~/.config` |
**Claude Code** (all platforms): `~/.claude/settings.json`
**Claude Code** (all platforms): `~/.claude.json` (user scope). If servers are
found parked in `~/.claude/settings.json` — where Claude Code ignores them — that
file is also listed, marked *legacy*, so you can copy them over.
## Files
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@@ -98,7 +98,7 @@ else:
debug=False,
bootloader_ignore_signals=False,
strip=False,
upx=True,
upx=False, # UPX can strip icon resources from the PE on Windows
upx_exclude=[],
runtime_tmpdir=None,
console=False,
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[project]
name = "better-claude-config"
version = "1.1.0"
description = "Cross-platform GUI for editing the mcpServers block of Claude Desktop and Claude Code configs"
readme = "README.md"
license = { file = "LICENSE" }
requires-python = ">=3.10"
dependencies = [
"PySide6>=6.6",
]
[project.optional-dependencies]
dev = [
"pytest>=8.0",
"ruff>=0.6",
"pre-commit>=3.5",
]
build = [
"pyinstaller>=6.0",
"pillow>=10.0",
]
[project.urls]
Repository = "https://git.avezzano.io/the_og/better-claude-config"
# ---------------------------------------------------------------------------
# Tooling
# ---------------------------------------------------------------------------
[tool.pytest.ini_options]
testpaths = ["tests"]
addopts = "-q"
[tool.ruff]
line-length = 100
target-version = "py310"
[tool.ruff.lint]
select = [
"E", # pycodestyle errors
"W", # pycodestyle warnings
"F", # pyflakes
"I", # isort
"UP", # pyupgrade
"B", # bugbear
"SIM", # simplify
"RUF", # ruff-specific
]
ignore = [
"E501", # line length handled pragmatically; GUI strings run long
"SIM108", # ternary rewrites hurt readability in places
"RUF001", # UI strings intentionally use typographic glyphs (, →, ↳)
"RUF002",
"RUF003",
]
[tool.ruff.lint.per-file-ignores]
"bcc.py" = ["F405", "F403"] # Qt star-import style if ever used
+4
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@@ -4,3 +4,7 @@ PySide6>=6.6
# Build / packaging
pyinstaller>=6.0
pillow>=10.0 # generates icons/app.ico during CI (Windows build)
# Test / lint
pytest>=8.0
ruff>=0.6
+73 -14
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@@ -10,13 +10,11 @@ Requirements:
pip install pillow # for .ico
iconutil # built into macOS; for .icns
"""
from __future__ import annotations
import os
import platform
import shutil
import subprocess
import sys
import tempfile
from pathlib import Path
@@ -32,22 +30,83 @@ def build_ico():
print("Pillow not installed — skipping .ico generation (pip install pillow)")
return
sizes = [16, 32, 48, 64, 128, 256]
imgs = []
import io
import struct
sizes = [16, 24, 32, 48, 64, 128, 256]
images: list[tuple[int, object]] = []
for s in sizes:
p = SRC / f"icon-{s}.png"
if not p.exists():
print(f" Missing {p.name}, skipping")
continue
imgs.append(Image.open(p).convert("RGBA"))
images.append((s, Image.open(p).convert("RGBA")))
if not imgs:
if not images:
print(" No source PNGs found — cannot build .ico")
return
# Write the ICO manually so that entries ≤ 128 px use uncompressed BMP DIB
# and the 256 px entry uses PNG. Pillow's ICO saver stores all sizes as
# PNG-compressed ("Vista icon" format), which PyInstaller's Windows
# resource-updater cannot embed — it silently falls back to its default icon.
def bmp_dib(img: object) -> bytes:
"""Return a BMP DIB (BITMAPINFOHEADER + BGRA rows + AND mask)."""
w, h = img.size
# biHeight is doubled: top half = XOR mask (color), bottom = AND mask
hdr = struct.pack(
"<IiiHHIIiiII",
40, # biSize
w,
h * 2, # biHeight (doubled per ICO convention)
1, # biPlanes
32, # biBitCount
0, # biCompression (BI_RGB)
0, # biSizeImage (0 ok for BI_RGB)
0,
0,
0,
0,
)
pix = img.load()
rows = bytearray()
for y in range(h - 1, -1, -1): # bottom-up
for x in range(w):
r, g, b, a = pix[x, y]
rows += bytes([b, g, r, a])
# AND mask: 1 bit/pixel, rows padded to 32-bit boundary, all 0 (use alpha)
mask_row = ((w + 31) // 32) * 4
and_mask = bytes(mask_row * h)
return hdr + bytes(rows) + and_mask
def png_bytes(img: object) -> bytes:
buf = io.BytesIO()
img.save(buf, format="PNG")
return buf.getvalue()
blobs: list[tuple[int, bytes]] = []
for s, img in images:
blobs.append((s, bmp_dib(img) if s < 256 else png_bytes(img)))
n = len(blobs)
dir_offset = 6 + n * 16 # ICONDIR (6) + n × ICONDIRENTRY (16)
out = bytearray()
out += struct.pack("<HHH", 0, 1, n) # ICONDIR
cur = dir_offset
for s, blob in blobs:
w = h = s % 256 # 256 is stored as 0 in the byte field
out += struct.pack("<BBBBHHII", w, h, 0, 0, 1, 32, len(blob), cur)
cur += len(blob)
for _, blob in blobs:
out += blob
dest = OUT / "app.ico"
imgs[-1].save(dest, format="ICO", append_images=imgs[:-1])
print(f" Generated {dest.relative_to(ROOT)} ({dest.stat().st_size // 1024 + 1} KB)")
dest.write_bytes(out)
print(f" Generated {dest.relative_to(ROOT)} ({len(out) // 1024 + 1} KB)")
def build_icns():
@@ -58,15 +117,15 @@ def build_icns():
iconset = Path(tempfile.mkdtemp()) / "app.iconset"
iconset.mkdir()
mapping = {
"icon_16x16.png": "icon-16.png",
"icon_16x16.png": "icon-16.png",
"icon_16x16@2x.png": "icon-32.png",
"icon_32x32.png": "icon-32.png",
"icon_32x32.png": "icon-32.png",
"icon_32x32@2x.png": "icon-64.png",
"icon_128x128.png": "icon-128.png",
"icon_128x128.png": "icon-128.png",
"icon_128x128@2x.png": "icon-256.png",
"icon_256x256.png": "icon-256.png",
"icon_256x256.png": "icon-256.png",
"icon_256x256@2x.png": "icon-512.png",
"icon_512x512.png": "icon-512.png",
"icon_512x512.png": "icon-512.png",
"icon_512x512@2x.png": "icon-1024.png",
}
for dst_name, src_name in mapping.items():
-92
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@@ -1,92 +0,0 @@
import json, tempfile, shutil
from pathlib import Path
import bcc_core as c
tmp = Path(tempfile.mkdtemp())
ok = []
def check(name, cond):
ok.append(cond)
print(("PASS" if cond else "FAIL"), "-", name)
# ---- 1. discovery (monkeypatch the base dir) ----
base = tmp / "AppSupport"
for d in ("Claude", "Claude-Work", "NotClaude"):
(base / d).mkdir(parents=True)
(base / "Claude" / c.CONFIG_FILENAME).write_text("{}")
# Claude-Work has no config yet; NotClaude shouldn't match
c.app_support_base = lambda: base
profs = c.discover_profiles()
labels = sorted(p.label for p in profs)
check("discovers Claude + Claude-Work, not NotClaude",
"Claude" in labels and "Claude-Work" in labels and "NotClaude" not in labels)
check("flags missing config file", any(p.label=="Claude-Work" and not p.config_exists for p in profs))
# ---- 2. write preserves OTHER keys + order, only touches mcpServers ----
cfgpath = tmp / "real.json"
original = {
"globalShortcut": "Cmd+Shift+Space",
"mcpServers": {"old": {"command": "node", "args": ["x.js"]}},
"someOtherTool": {"keep": True},
}
cfgpath.write_text(json.dumps(original, indent=2))
cfg = c.load_config(cfgpath)
servers = c.extract_servers(cfg)
# add a new one, disable the old one
servers.append(c.ServerEntry("brave", {"command": "npx", "args": ["-y", "@x/brave"]}, True))
servers[0].enabled = False
c.apply_servers(cfg, servers)
c.write_config(cfgpath, cfg)
written = json.loads(cfgpath.read_text())
keys = list(written.keys())
check("preserved globalShortcut", written.get("globalShortcut") == "Cmd+Shift+Space")
check("preserved someOtherTool", written.get("someOtherTool") == {"keep": True})
check("disabled server parked in _disabledMcpServers", "old" in written.get("_disabledMcpServers", {}))
check("enabled server in mcpServers", "brave" in written.get("mcpServers", {}))
check("old not in active mcpServers", "old" not in written.get("mcpServers", {}))
check("key order kept (globalShortcut before mcpServers)", keys.index("globalShortcut") < keys.index("mcpServers"))
check("backup created", (cfgpath.parent / c.BACKUP_DIRNAME).is_dir() and any((cfgpath.parent / c.BACKUP_DIRNAME).iterdir()))
# ---- 3. paste parser, all shapes ----
full = '{"mcpServers": {"a": {"command": "node", "args": ["a.js"]}}}'
check("parse full config shape", list(c.parse_pasted_json(full)) == ["a"])
inner = '{"b": {"command": "uvx", "args": ["mcp-server-git"]}}'
check("parse inner block shape", list(c.parse_pasted_json(inner)) == ["b"])
bare = '{"command": "npx", "args": ["-y", "@modelcontextprotocol/server-filesystem", "/tmp"]}'
parsed = c.parse_pasted_json(bare)
check("parse bare server + suggests name 'filesystem'", "filesystem" in parsed)
remote = '{"url": "https://mcp.asana.com/sse"}'
check("parse remote, suggests host name", "mcp" in c.parse_pasted_json(remote))
try:
c.parse_pasted_json('{"junk": 5}')
check("rejects junk", False)
except ValueError:
check("rejects junk", True)
# ---- 4. validation ----
bad = [c.ServerEntry("", {"command": "x"}, True),
c.ServerEntry("dup", {"command": "x"}, True),
c.ServerEntry("dup", {"command": "x"}, True),
c.ServerEntry("r", {"url": ""}, True),
c.ServerEntry("nocmd", {"command": ""}, True)]
probs = c.validate_servers(bad)
check("validation catches empty name", any("empty name" in p for p in probs))
check("validation catches duplicate", any("Duplicate" in p for p in probs))
check("validation catches missing url", any("no URL" in p for p in probs))
check("validation catches missing command", any("no command" in p for p in probs))
check("valid set passes clean", c.validate_servers([c.ServerEntry("good", {"command":"node"}, True)]) == [])
# ---- 5. dependency check (python3 exists; bogusxyz does not) ----
r_ok = c.check_dependency({"command": "python3"})
check("dep check finds python3", r_ok["status"] == "ok")
r_missing = c.check_dependency({"command": "definitely-not-real-binary-xyz"})
check("dep check flags missing", r_missing["status"] == "missing")
r_remote = c.check_dependency({"url": "https://example.com/mcp"})
check("dep check marks remote", r_remote["status"] == "remote")
# windows-style wrapper: cmd /c npx ... -> should look past cmd to npx
r_wrap = c.check_dependency({"command": "cmd", "args": ["/c", "definitely-not-real-xyz", "foo"]})
check("dep check sees through shell wrapper", "definitely-not-real-xyz" in r_wrap["label"])
print()
print(f"{sum(ok)}/{len(ok)} passed")
shutil.rmtree(tmp)
+640
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@@ -0,0 +1,640 @@
"""Pytest port of the original test_core.py script (same 23 behaviours, now
proper test functions with tmp_path/monkeypatch fixtures)."""
import json
import sys
import pytest
import bcc_core as c
# --------------------------------------------------------------------------- #
# 1. Discovery
# --------------------------------------------------------------------------- #
@pytest.fixture
def fake_base(tmp_path, monkeypatch):
base = tmp_path / "AppSupport"
for d in ("Claude", "Claude-Work", "NotClaude"):
(base / d).mkdir(parents=True)
(base / "Claude" / c.CONFIG_FILENAME).write_text("{}")
monkeypatch.setattr(c, "app_support_base", lambda: base)
return base
def test_discovers_claude_dirs_not_others(fake_base):
labels = sorted(p.label for p in c.discover_profiles())
assert "Claude" in labels
assert "Claude-Work" in labels
assert "NotClaude" not in labels
def test_flags_missing_config_file(fake_base):
profs = c.discover_profiles()
assert any(p.label == "Claude-Work" and not p.config_exists for p in profs)
@pytest.fixture
def fake_home(tmp_path, monkeypatch, fake_base):
home = tmp_path / "home"
(home / ".claude").mkdir(parents=True)
monkeypatch.setattr(c.Path, "home", lambda: home)
return home
def test_claude_code_uses_dot_claude_json(fake_home):
(fake_home / ".claude.json").write_text('{"mcpServers": {"x": {"command": "npx"}}}')
profs = c.discover_profiles()
cc = [p for p in profs if p.label == "Claude Code"]
assert len(cc) == 1
assert cc[0].path == fake_home / ".claude.json"
assert cc[0].config_exists
def test_legacy_settings_json_surfaced_only_with_servers(fake_home):
# settings.json without mcpServers -> not listed
(fake_home / ".claude" / "settings.json").write_text('{"permissions": {}}')
assert not any("legacy" in p.label for p in c.discover_profiles())
# settings.json WITH parked mcpServers -> listed so the user can migrate
(fake_home / ".claude" / "settings.json").write_text(
'{"mcpServers": {"old": {"command": "npx"}}}'
)
assert any("legacy" in p.label for p in c.discover_profiles())
# --------------------------------------------------------------------------- #
# 2. Write pipeline: preserves other keys + order, only touches mcpServers
# --------------------------------------------------------------------------- #
@pytest.fixture
def written_config(tmp_path):
cfgpath = tmp_path / "real.json"
original = {
"globalShortcut": "Cmd+Shift+Space",
"mcpServers": {"old": {"command": "node", "args": ["x.js"]}},
"someOtherTool": {"keep": True},
}
cfgpath.write_text(json.dumps(original, indent=2))
cfg = c.load_config(cfgpath)
servers = c.extract_servers(cfg)
servers.append(c.ServerEntry("brave", {"command": "npx", "args": ["-y", "@x/brave"]}, True))
servers[0].enabled = False
c.apply_servers(cfg, servers)
c.write_config(cfgpath, cfg)
return cfgpath, json.loads(cfgpath.read_text())
def test_preserves_unrelated_keys(written_config):
_, written = written_config
assert written.get("globalShortcut") == "Cmd+Shift+Space"
assert written.get("someOtherTool") == {"keep": True}
def test_disabled_server_parked(written_config):
_, written = written_config
assert "old" in written.get(c.DISABLED_KEY, {})
assert "old" not in written.get("mcpServers", {})
def test_enabled_server_active(written_config):
_, written = written_config
assert "brave" in written.get("mcpServers", {})
def test_key_order_kept(written_config):
_, written = written_config
keys = list(written.keys())
assert keys.index("globalShortcut") < keys.index("mcpServers")
def test_backup_created(written_config):
cfgpath, _ = written_config
bdir = cfgpath.parent / c.BACKUP_DIRNAME
assert bdir.is_dir()
assert any(bdir.iterdir())
# --------------------------------------------------------------------------- #
# 3. Paste parser — all accepted shapes
# --------------------------------------------------------------------------- #
def test_parse_full_config_shape():
full = '{"mcpServers": {"a": {"command": "node", "args": ["a.js"]}}}'
assert list(c.parse_pasted_json(full)) == ["a"]
def test_parse_inner_block_shape():
inner = '{"b": {"command": "uvx", "args": ["mcp-server-git"]}}'
assert list(c.parse_pasted_json(inner)) == ["b"]
def test_parse_bare_server_suggests_name():
bare = '{"command": "npx", "args": ["-y", "@modelcontextprotocol/server-filesystem", "/tmp"]}'
assert "filesystem" in c.parse_pasted_json(bare)
def test_parse_remote_suggests_host_name():
remote = '{"url": "https://mcp.asana.com/sse"}'
assert "mcp" in c.parse_pasted_json(remote)
def test_rejects_junk():
with pytest.raises(ValueError):
c.parse_pasted_json('{"junk": 5}')
# --------------------------------------------------------------------------- #
# 4. Validation
# --------------------------------------------------------------------------- #
@pytest.fixture
def problems():
bad = [
c.ServerEntry("", {"command": "x"}, True),
c.ServerEntry("dup", {"command": "x"}, True),
c.ServerEntry("dup", {"command": "x"}, True),
c.ServerEntry("r", {"url": ""}, True),
c.ServerEntry("nocmd", {"command": ""}, True),
]
return c.validate_servers(bad)
def test_validation_catches_empty_name(problems):
assert any("empty name" in p for p in problems)
def test_validation_catches_duplicate(problems):
assert any("Duplicate" in p for p in problems)
def test_validation_catches_missing_url(problems):
assert any("no URL" in p for p in problems)
def test_validation_catches_missing_command(problems):
assert any("no command" in p for p in problems)
def test_valid_set_passes_clean():
assert c.validate_servers([c.ServerEntry("good", {"command": "node"}, True)]) == []
# --------------------------------------------------------------------------- #
# 5. Secrets: detection + redaction
# --------------------------------------------------------------------------- #
def test_is_secret_key_positives():
for k in (
"BRAVE_API_KEY",
"BEARER_TOKEN",
"password",
"GH_TOKEN",
"Authorization",
"client_secret",
"PRIVATE_KEY",
"aws_access_key_id",
):
assert c.is_secret_key(k), k
def test_is_secret_key_negatives():
for k in ("JOOMLA_BASE_URL", "PORT", "HOME", "PATH", "debug", "TIMEOUT"):
assert not c.is_secret_key(k), k
def test_redact_args_flag_value():
assert c.redact_args(["--token", "abc123", "run"]) == ["--token", c.MASK, "run"]
def test_redact_args_inline_flag():
assert c.redact_args(["--api-key=abc123"]) == [f"--api-key={c.MASK}"]
def test_redact_args_known_prefix():
assert c.redact_args(["ghp_abcdef123456"]) == [c.MASK]
def test_redact_args_leaves_normal_args():
args = ["--directory", "/path/to/server", "run", "main.py", "-y"]
assert c.redact_args(args) == args
def test_diagnostics_redacts_token_args():
txt = c.diagnostics_text("t", {"command": "npx", "args": ["--token", "s3cret-value"]})
assert "s3cret-value" not in txt
assert c.MASK in txt
# --------------------------------------------------------------------------- #
# 6. Dependency / PATH checking
# --------------------------------------------------------------------------- #
def test_dep_check_finds_python3():
assert c.check_dependency({"command": "python3"})["status"] == "ok"
def test_dep_check_flags_missing():
assert c.check_dependency({"command": "definitely-not-real-binary-xyz"})["status"] == "missing"
def test_dep_check_marks_remote():
assert c.check_dependency({"url": "https://example.com/mcp"})["status"] == "remote"
def test_dep_check_sees_through_shell_wrapper():
r = c.check_dependency({"command": "cmd", "args": ["/c", "definitely-not-real-xyz", "foo"]})
assert "definitely-not-real-xyz" in r["label"]
# --------------------------------------------------------------------------- #
# 7. Spawn test
# --------------------------------------------------------------------------- #
def test_spawn_test_ok_still_running():
# A process that sleeps longer than the timeout → "ok" (server started)
r = c.spawn_test(
{"command": sys.executable, "args": ["-c", "import time; time.sleep(60)"]}, timeout=0.3
)
assert r["outcome"] == "ok"
assert r["returncode"] is None
def test_spawn_test_crashed():
# A process that exits with a non-zero code immediately.
# Timeout is generous (not 0.3s) so a slow CI runner's interpreter startup
# can't outlast it and misclassify the crash as "ok" (still running). See #12.
r = c.spawn_test(
{"command": sys.executable, "args": ["-c", "raise SystemExit(1)"]}, timeout=2.0
)
assert r["outcome"] == "crashed"
assert r["returncode"] == 1
def test_spawn_test_exited_cleanly():
# A process that exits 0 before timeout (unusual for a server).
# Generous timeout so slow-runner startup can't flip this to "ok". See #12.
r = c.spawn_test({"command": sys.executable, "args": ["-c", "pass"]}, timeout=2.0)
assert r["outcome"] == "exited"
assert r["returncode"] == 0
def test_spawn_test_not_found():
r = c.spawn_test({"command": "definitely-not-a-real-binary-xyz"}, timeout=0.3)
assert r["outcome"] == "not_found"
def test_spawn_test_remote_not_applicable():
r = c.spawn_test({"url": "https://example.com/mcp"}, timeout=0.3)
assert r["outcome"] == "not_applicable"
def test_spawn_test_stderr_captured():
# A process that writes to stderr before crashing
r = c.spawn_test(
{
"command": sys.executable,
"args": ["-c", "import sys; sys.stderr.write('test-err\\n'); sys.exit(2)"],
},
timeout=2.0,
)
assert r["outcome"] == "crashed"
assert "test-err" in r["stderr"]
def test_spawn_test_stdin_not_closed():
# A process that blocks reading stdin should stay alive (outcome=ok), not exit 0.
# This guards against the regression where stdin=DEVNULL sends EOF and a server
# that reads stdin exits cleanly, being misclassified as "exited" instead of "ok".
r = c.spawn_test(
{"command": sys.executable, "args": ["-c", "import sys; sys.stdin.read()"]},
timeout=0.3,
)
assert r["outcome"] == "ok", f"expected ok (blocking on stdin), got {r['outcome']}"
def test_spawn_test_large_stderr_does_not_deadlock():
# A process that writes >4 KB (pipe buffer territory) to stderr then exits non-zero.
# Without EOF-draining, the subprocess blocks on a full pipe and is wrongly
# classified as "ok" (still running) instead of "crashed".
script = "import sys; sys.stderr.write('x' * 65536); sys.stderr.flush(); sys.exit(3)"
r = c.spawn_test(
{"command": sys.executable, "args": ["-c", script]},
timeout=2.0,
)
assert r["outcome"] == "crashed", f"expected crashed, got {r['outcome']}"
assert r["returncode"] == 3
# stderr is capped, not the full 64 KB
assert len(r["stderr"]) <= c._STDERR_CAP
# --------------------------------------------------------------------------- #
# 8. Backup restore
# --------------------------------------------------------------------------- #
@pytest.fixture
def config_with_backup(tmp_path):
"""A config file with two backups already present."""
cfgpath = tmp_path / "claude_desktop_config.json"
original = {
"globalShortcut": "Cmd+Shift+Space",
"mcpServers": {"server-v1": {"command": "node", "args": ["v1.js"]}},
}
cfgpath.write_text(json.dumps(original, indent=2))
# Create first backup (v1 state) by writing a new version
cfg = c.load_config(cfgpath)
servers = c.extract_servers(cfg)
servers[0] = c.ServerEntry("server-v2", {"command": "node", "args": ["v2.js"]}, True)
c.apply_servers(cfg, servers)
c.write_config(cfgpath, cfg)
return cfgpath
def test_list_backups_returns_newest_first(config_with_backup):
backups = c.list_backups(config_with_backup)
assert len(backups) >= 1
# Sorted newest-first means descending lexicographic order on timestamps
names = [b.name for b in backups]
assert names == sorted(names, reverse=True)
def test_list_backups_empty_when_no_bdir(tmp_path):
cfgpath = tmp_path / "claude_desktop_config.json"
cfgpath.write_text("{}")
assert c.list_backups(cfgpath) == []
def test_backup_label_parses_timestamp(config_with_backup):
backup = c.list_backups(config_with_backup)[0]
label = c.backup_label(backup)
# label should look like "2026-07-02 00:41:24" (date + time, separated by two spaces)
assert "-" in label and ":" in label
assert len(label) == 20 # "YYYY-MM-DD HH:MM:SS" = 10 + 2 + 8
def test_backup_diff_shows_server_change(config_with_backup):
backup = c.list_backups(config_with_backup)[0]
diff = c.backup_diff(config_with_backup, backup)
# The diff should show the transition back to v1 servers
assert "server-v1" in diff or "server-v2" in diff
def test_backup_diff_no_diff_when_identical(tmp_path):
cfgpath = tmp_path / "cfg.json"
content = {"mcpServers": {"s": {"command": "node"}}}
cfgpath.write_text(json.dumps(content, indent=2))
bdir = cfgpath.parent / c.BACKUP_DIRNAME
bdir.mkdir(exist_ok=True)
import time as _time
stamp = _time.strftime("%Y%m%d-%H%M%S")
backup_path = bdir / f"cfg.{stamp}.json"
backup_path.write_text(json.dumps(content, indent=2))
diff = c.backup_diff(cfgpath, backup_path)
assert "(no differences" in diff
def test_restore_backup_replaces_servers(config_with_backup):
# Get the v1 backup (only backup we have)
backups = c.list_backups(config_with_backup)
assert len(backups) >= 1
v1_backup = backups[0]
# Current file has server-v2; restore should bring back server-v1
c.restore_backup(config_with_backup, v1_backup)
restored = json.loads(config_with_backup.read_text())
assert "server-v1" in restored.get("mcpServers", {})
assert "server-v2" not in restored.get("mcpServers", {})
def test_restore_preserves_non_server_keys(config_with_backup):
backups = c.list_backups(config_with_backup)
c.restore_backup(config_with_backup, backups[0])
restored = json.loads(config_with_backup.read_text())
# Non-server key must survive
assert restored.get("globalShortcut") == "Cmd+Shift+Space"
def test_restore_creates_pre_restore_backup(config_with_backup):
before_count = len(c.list_backups(config_with_backup))
backups = c.list_backups(config_with_backup)
c.restore_backup(config_with_backup, backups[0])
after_count = len(c.list_backups(config_with_backup))
# restore_backup goes through write_config which makes a backup first
assert after_count == before_count + 1
def test_restore_with_current_cfg_passed(config_with_backup):
# When current_cfg is passed in (the GUI's in-memory config), it should be
# used instead of re-reading from disk.
backups = c.list_backups(config_with_backup)
# Simulate the GUI passing a repaired in-memory version
in_memory_cfg = {
"globalShortcut": "Cmd+Shift+Space",
"extraKey": "preserved",
"mcpServers": {"server-v2": {"command": "node", "args": ["v2.js"]}},
}
c.restore_backup(config_with_backup, backups[0], current_cfg=in_memory_cfg)
restored = json.loads(config_with_backup.read_text())
assert restored.get("extraKey") == "preserved"
assert "server-v1" in restored.get("mcpServers", {})
def test_backup_diff_masks_secrets(tmp_path):
cfgpath = tmp_path / "cfg.json"
current = {
"mcpServers": {
"s": {
"command": "node",
"args": ["--token", "super-secret"],
"env": {"API_KEY": "my-api-key-value"},
}
}
}
cfgpath.write_text(json.dumps(current, indent=2))
bdir = cfgpath.parent / c.BACKUP_DIRNAME
bdir.mkdir()
import time as _t
bp = bdir / f"cfg.{_t.strftime('%Y%m%d-%H%M%S')}.json"
bp.write_text(
json.dumps(
{
"mcpServers": {
"s2": {
"command": "python",
"args": ["--api-key", "another-secret"],
"env": {"SECRET_KEY": "backup-secret-value"},
}
}
},
indent=2,
)
)
diff = c.backup_diff(cfgpath, bp)
# Raw secret values must not appear in the diff
assert "super-secret" not in diff
assert "my-api-key-value" not in diff
assert "another-secret" not in diff
assert "backup-secret-value" not in diff
# The mask placeholder must appear (secrets were present in both sides)
assert c.MASK in diff
def test_restore_backup_restores_disabled_servers(tmp_path):
cfgpath = tmp_path / "cfg.json"
original = {
"mcpServers": {"active": {"command": "node"}},
c.DISABLED_KEY: {"parked": {"command": "python"}},
}
cfgpath.write_text(json.dumps(original, indent=2))
# Overwrite: add new server, drop the disabled one
cfg = c.load_config(cfgpath)
servers = c.extract_servers(cfg)
servers = [s for s in servers if s.name != "parked"]
servers.append(c.ServerEntry("newcomer", {"command": "uvx"}, True))
c.apply_servers(cfg, servers)
c.write_config(cfgpath, cfg)
# Restore from the v1 backup
backups = c.list_backups(cfgpath)
c.restore_backup(cfgpath, backups[0])
restored = json.loads(cfgpath.read_text())
assert "parked" in restored.get(c.DISABLED_KEY, {})
assert "active" in restored.get("mcpServers", {})
assert "newcomer" not in restored.get("mcpServers", {})
# --------------------------------------------------------------------------- #
# 9 — Stale-file protection
# --------------------------------------------------------------------------- #
def test_config_mtime_returns_float_for_existing_file(tmp_path):
f = tmp_path / "cfg.json"
f.write_text("{}")
assert isinstance(c.config_mtime(f), float)
def test_config_mtime_returns_none_for_missing_file(tmp_path):
assert c.config_mtime(tmp_path / "nonexistent.json") is None
def test_external_change_summary_detects_non_server_key_change(tmp_path):
cfgpath = tmp_path / "cfg.json"
original = {"numStartups": 1, "mcpServers": {"s": {"command": "node"}}}
cfgpath.write_text(json.dumps({"numStartups": 2, "mcpServers": {"s": {"command": "node"}}}))
changed_keys, server_diff = c.external_change_summary(original, cfgpath)
assert "numStartups" in changed_keys
assert server_diff == "" # server sections unchanged
def test_external_change_summary_detects_server_section_change(tmp_path):
cfgpath = tmp_path / "cfg.json"
original = {"mcpServers": {"s1": {"command": "node"}}}
cfgpath.write_text(json.dumps({"mcpServers": {"s2": {"command": "python"}}}))
changed_keys, server_diff = c.external_change_summary(original, cfgpath)
assert "mcpServers" in changed_keys
assert "s1" in server_diff or "s2" in server_diff
def test_external_change_summary_server_diff_masks_secrets(tmp_path):
cfgpath = tmp_path / "cfg.json"
original = {"mcpServers": {"a": {"command": "node", "env": {"SECRET_KEY": "s3cr3t"}}}}
# command changes (visible in diff) AND secret value changes (both sides masked →
# MASK appears in context lines, raw secret never appears)
cfgpath.write_text(
json.dumps(
{"mcpServers": {"a": {"command": "python", "env": {"SECRET_KEY": "n3w_s3cr3t"}}}}
)
)
changed_keys, server_diff = c.external_change_summary(original, cfgpath)
assert "mcpServers" in changed_keys
assert "s3cr3t" not in server_diff
assert "n3w_s3cr3t" not in server_diff
assert c.MASK in server_diff # appears in context for the masked env value
def test_external_change_summary_empty_when_unchanged(tmp_path):
cfgpath = tmp_path / "cfg.json"
cfg = {"mcpServers": {"s": {"command": "node"}}}
cfgpath.write_text(json.dumps(cfg))
changed_keys, server_diff = c.external_change_summary(cfg, cfgpath)
assert changed_keys == []
assert server_diff == ""
def test_merge_and_reapply_preserves_both_edits(tmp_path):
"""AC test: external non-server change + in-memory server edit both survive merge."""
cfgpath = tmp_path / "cfg.json"
original = {"numStartups": 1, "mcpServers": {"s1": {"command": "node"}}}
cfgpath.write_text(json.dumps(original, indent=2))
user_servers = [c.ServerEntry("s2", {"command": "python"}, True)]
# External process bumps numStartups without touching servers
disk_changed = dict(original)
disk_changed["numStartups"] = 42
cfgpath.write_text(json.dumps(disk_changed, indent=2))
# Merge: load fresh from disk, apply user's server edits, write back
fresh = c.load_config(cfgpath)
c.apply_servers(fresh, user_servers)
c.write_config(cfgpath, fresh)
result = json.loads(cfgpath.read_text())
assert result["numStartups"] == 42 # external change preserved
assert "s2" in result["mcpServers"] # user's server edit preserved
assert "s1" not in result["mcpServers"] # old server replaced
# --------------------------------------------------------------------------- #
# 10 — Secret-in-args warning
# --------------------------------------------------------------------------- #
def test_args_secret_warning_embedded_url_creds():
"""AC case: postgres://user:pass@host triggers a warning."""
data = {"args": ["--connection", "postgres://user:pass@host/db"]}
assert c.args_secret_warning(data) is not None
def test_args_secret_warning_token_prefix_positional():
"""A bare ghp_… token as a positional arg triggers a warning."""
data = {"args": ["ghp_abc123def456"]}
assert c.args_secret_warning(data) is not None
def test_args_secret_warning_secret_flag_value_pair():
"""Value following a secret-named flag triggers a warning."""
data = {"args": ["--token", "supersecret"]}
assert c.args_secret_warning(data) is not None
def test_args_secret_warning_benign_url_no_password():
"""https:// URL without user:pass should NOT warn."""
data = {"args": ["--endpoint", "https://mcp.example.com/sse"]}
assert c.args_secret_warning(data) is None
def test_args_secret_warning_user_at_host_no_password():
"""ssh://user@host without a password should NOT warn."""
data = {"args": ["ssh://git@github.com"]}
assert c.args_secret_warning(data) is None
def test_args_secret_warning_inline_flag_value_skipped():
"""--flag=value inline pairs are self-documenting and should NOT warn."""
data = {"args": ["--api-key=sk-abc123"]}
assert c.args_secret_warning(data) is None
def test_args_secret_warning_env_not_triggered():
"""Secrets in env (not args) must not trigger args warning, even with benign args present."""
data = {"args": ["--verbose"], "env": {"DATABASE_URL": "postgres://user:pass@host/db"}}
assert c.args_secret_warning(data) is None
def test_args_secret_warning_empty():
assert c.args_secret_warning({}) is None
assert c.args_secret_warning({"args": []}) is None
+253
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@@ -0,0 +1,253 @@
"""Tests for the lenient JSON repair pipeline (repair_json_text +
parse_pasted_json_verbose). Every case here is a shape people actually paste
from MCP docs, blog posts, and chat windows."""
import json
import pytest
import bcc_core as c
GOOD = {"command": "npx", "args": ["-y", "@x/brave"]}
def assert_brave(servers):
assert "brave" in servers
assert servers["brave"]["command"] == "npx"
# --------------------------------------------------------------------------- #
# Valid JSON passes through untouched
# --------------------------------------------------------------------------- #
def test_strict_json_no_notes():
servers, notes = c.parse_pasted_json_verbose('{"brave": {"command": "npx", "args": []}}')
assert_brave(servers)
assert notes == []
# --------------------------------------------------------------------------- #
# Markdown / prose wrappers
# --------------------------------------------------------------------------- #
def test_markdown_fence():
text = 'Add this to your config:\n```json\n{"brave": {"command": "npx"}}\n```\nThen restart.'
servers, notes = c.parse_pasted_json_verbose(text)
assert_brave(servers)
assert any("fence" in n for n in notes)
def test_fence_without_language_tag():
text = '```\n{"brave": {"command": "npx"}}\n```'
servers, _ = c.parse_pasted_json_verbose(text)
assert_brave(servers)
def test_prose_around_bare_json():
text = 'Paste the following: {"brave": {"command": "npx"}} and restart Claude.'
servers, notes = c.parse_pasted_json_verbose(text)
assert_brave(servers)
assert any("before" in n or "after" in n for n in notes)
# --------------------------------------------------------------------------- #
# Comments
# --------------------------------------------------------------------------- #
def test_line_comments():
text = '{\n // the search server\n "brave": {"command": "npx"}\n}'
servers, notes = c.parse_pasted_json_verbose(text)
assert_brave(servers)
assert any("//" in n for n in notes)
def test_block_comments():
text = '{ /* config */ "brave": {"command": "npx"} }'
servers, _ = c.parse_pasted_json_verbose(text)
assert_brave(servers)
def test_url_with_double_slash_is_not_a_comment():
text = '{"remote": {"url": "https://mcp.example.com/sse"}}'
servers, notes = c.parse_pasted_json_verbose(text)
assert servers["remote"]["url"] == "https://mcp.example.com/sse"
assert notes == []
# --------------------------------------------------------------------------- #
# Commas
# --------------------------------------------------------------------------- #
def test_trailing_comma_object():
text = '{"brave": {"command": "npx", "args": ["-y"],},}'
servers, notes = c.parse_pasted_json_verbose(text)
assert_brave(servers)
assert any("trailing" in n for n in notes)
def test_missing_comma_between_servers():
text = '{"brave": {"command": "npx"}\n"git": {"command": "uvx"}}'
servers, notes = c.parse_pasted_json_verbose(text)
assert "brave" in servers and "git" in servers
assert any("missing comma" in n for n in notes)
def test_missing_comma_between_string_fields():
text = '{"brave": {"command": "npx"\n"args": ["-y"]}}'
servers, _ = c.parse_pasted_json_verbose(text)
assert servers["brave"]["args"] == ["-y"]
# --------------------------------------------------------------------------- #
# Quotes
# --------------------------------------------------------------------------- #
def test_smart_quotes():
text = "{“brave”: {“command”: “npx”}}"
servers, notes = c.parse_pasted_json_verbose(text)
assert_brave(servers)
assert any("smart quotes" in n for n in notes)
def test_single_quotes():
text = "{'brave': {'command': 'npx', 'args': ['-y']}}"
servers, notes = c.parse_pasted_json_verbose(text)
assert_brave(servers)
assert any("single-quoted" in n for n in notes)
def test_single_quotes_with_inner_double():
text = """{'brave': {'command': 'npx', 'env': {'NOTE': 'say "hi"'}}}"""
servers, _ = c.parse_pasted_json_verbose(text)
assert servers["brave"]["env"]["NOTE"] == 'say "hi"'
# --------------------------------------------------------------------------- #
# JS-style laxness
# --------------------------------------------------------------------------- #
def test_unquoted_keys():
text = '{brave: {command: "npx", args: ["-y"]}}'
servers, notes = c.parse_pasted_json_verbose(text)
assert_brave(servers)
assert any("bare object keys" in n for n in notes)
def test_python_literals():
text = '{"brave": {"command": "npx", "enabled": True, "extra": None}}'
servers, notes = c.parse_pasted_json_verbose(text)
assert servers["brave"]["enabled"] is True
assert servers["brave"]["extra"] is None
assert any("literals" in n for n in notes)
# --------------------------------------------------------------------------- #
# Structure damage
# --------------------------------------------------------------------------- #
def test_braceless_fragment():
text = '"brave": {"command": "npx", "args": ["-y"]}'
servers, notes = c.parse_pasted_json_verbose(text)
assert_brave(servers)
assert any("wrapped" in n for n in notes)
def test_missing_closing_braces():
text = '{"mcpServers": {"brave": {"command": "npx", "args": ["-y"]'
servers, notes = c.parse_pasted_json_verbose(text)
assert_brave(servers)
assert any("unclosed" in n for n in notes)
def test_kitchen_sink():
# fence + comment + single quotes + unquoted key + trailing comma + prose
text = (
"Here's the config you need:\n"
"```json\n"
"{\n"
" // brave search\n"
" brave: {\n"
" 'command': 'npx',\n"
" 'args': ['-y', '@x/brave',],\n"
" },\n"
"}\n"
"```\n"
)
servers, notes = c.parse_pasted_json_verbose(text)
assert_brave(servers)
assert servers["brave"]["args"] == ["-y", "@x/brave"]
assert len(notes) >= 4
# --------------------------------------------------------------------------- #
# Suspicious-args detection (several argv tokens typed on one line)
# --------------------------------------------------------------------------- #
def test_split_flag_and_value_on_one_line():
fixed, notes = c.split_suspicious_args(["--directory /path/to/server", "run", "main.py"])
assert fixed == ["--directory", "/path/to/server", "run", "main.py"]
assert len(notes) == 1
def test_split_full_option_string():
fixed, notes = c.split_suspicious_args(["-y @pkg/server --port 8080"])
assert fixed == ["-y", "@pkg/server", "--port", "8080"]
assert notes
def test_split_respects_quotes():
fixed, _ = c.split_suspicious_args(['--name "My Server"'])
assert fixed == ["--name", "My Server"]
def test_split_leaves_legit_spaces_alone():
args = ["/Users/me/My Documents", "hello world", "run"]
fixed, notes = c.split_suspicious_args(args)
assert fixed == args
assert notes == []
def test_split_leaves_clean_args_alone():
args = ["--directory", "/path/to/server", "run", "main.py"]
fixed, notes = c.split_suspicious_args(args)
assert fixed == args
assert notes == []
# --------------------------------------------------------------------------- #
# Config-file repair (load-time)
# --------------------------------------------------------------------------- #
def test_repair_config_file_fixes_and_reports(tmp_path):
p = tmp_path / "claude_desktop_config.json"
p.write_text(
'{\n "globalShortcut": "Cmd+Space",\n'
" // my servers\n"
' "mcpServers": {\n'
' "brave": {"command": "npx", "args": ["-y"],},\n'
" },\n}"
)
cfg, notes, preview = c.repair_config_file(p)
assert cfg["mcpServers"]["brave"]["command"] == "npx"
assert cfg["globalShortcut"] == "Cmd+Space" # unrelated keys survive
assert any("comment" in n for n in notes)
assert any("trailing" in n for n in notes)
assert json.loads(preview) == cfg
# nothing was written to disk
assert "//" in p.read_text()
def test_repair_config_file_hopeless_raises(tmp_path):
p = tmp_path / "claude_desktop_config.json"
p.write_text("total nonsense, no braces at all")
with pytest.raises(ValueError):
c.repair_config_file(p)
# --------------------------------------------------------------------------- #
# Still fails cleanly on hopeless input
# --------------------------------------------------------------------------- #
def test_hopeless_input_raises_value_error():
with pytest.raises(ValueError):
c.parse_pasted_json_verbose("this is just prose with no json at all")
def test_junk_object_still_rejected():
with pytest.raises(ValueError):
c.parse_pasted_json_verbose('{"junk": 5}')
def test_empty_raises():
with pytest.raises(ValueError):
c.parse_pasted_json_verbose(" ")