bcc.py

@@ -72,6 +72,12 @@ WARN = "#fbbf24"
 STATUS_COLORS = {"ok": GOOD, "missing": BAD, "warn": WARN, "remote": "#60a5fa", "unknown": WARN}
 STATUS_GLYPH = {"ok": "●", "missing": "●", "warn": "▲", "remote": "◆", "unknown": "○"}
 
+# Health dot (spawn-test outcome, see core.HealthStatus) shown per row in the
+# server tables' "Health" column -- distinct from the PATH-dependency Status
+# column above.
+HEALTH_COLORS = {"ok": GOOD, "failed": BAD, "untested": MUTED}
+HEALTH_GLYPH = {"ok": "●", "failed": "●", "untested": "○"}
+
 STYLESHEET = f"""
 /* No font-family here on purpose: Qt already uses the native system UI font
    on every platform (San Francisco / Segoe UI / desktop default). Naming
@@ -1416,6 +1422,12 @@ class MainWindow(QMainWindow):
         self._focused_table = None
         self._row_of_index: dict[int, tuple] = {}
         self._undo_stack: list[list] = []  # each entry: snapshot of self.servers
+        self._filter_query = ""
+        self._health: dict[str, tuple[str, str]] = {}  # server name -> (HealthStatus, summary)
+        self._test_all_queue: list[core.ServerEntry] = []
+        self._test_all_total = 0
+        self._test_all_done = 0
+        self._health_tester: SpawnTester | None = None
 
         central = QWidget()
         self.setCentralWidget(central)
@@ -1533,10 +1545,10 @@ class MainWindow(QMainWindow):
 
     # --- left (server table) -------------------------------------------- #
     def _make_server_table(self, object_name=None):
-        t = QTableWidget(0, 4)
+        t = QTableWidget(0, 5)
         if object_name:
             t.setObjectName(object_name)
-        t.setHorizontalHeaderLabels(["On", "Name", "Type", "Status"])
+        t.setHorizontalHeaderLabels(["On", "Name", "Type", "Status", "Health"])
         t.verticalHeader().setVisible(False)
         t.setSelectionBehavior(QAbstractItemView.SelectionBehavior.SelectRows)
         t.setSelectionMode(QAbstractItemView.SelectionMode.SingleSelection)
@@ -1546,6 +1558,7 @@ class MainWindow(QMainWindow):
         h.setSectionResizeMode(1, QHeaderView.ResizeMode.Stretch)
         h.setSectionResizeMode(2, QHeaderView.ResizeMode.ResizeToContents)
         h.setSectionResizeMode(3, QHeaderView.ResizeMode.ResizeToContents)
+        h.setSectionResizeMode(4, QHeaderView.ResizeMode.ResizeToContents)
         t.itemSelectionChanged.connect(lambda tbl=t: self._on_selection(tbl))
         t.itemChanged.connect(self._table_item_changed)
         return t
@@ -1560,6 +1573,12 @@ class MainWindow(QMainWindow):
         head.setObjectName("h1")
         v.addWidget(head)
 
+        self.search_box = QLineEdit()
+        self.search_box.setPlaceholderText("Search servers by name, command, or url…")
+        self.search_box.setClearButtonEnabled(True)
+        self.search_box.textChanged.connect(self._on_search_changed)
+        v.addWidget(self.search_box)
+
         # Active and Disabled sections live in a vertical splitter so the user
         # can drag the divider instead of being stuck with a fixed-height
         # disabled list.
@@ -1616,12 +1635,17 @@ class MainWindow(QMainWindow):
         self.undo_btn = QPushButton("Undo")
         self.undo_btn.setEnabled(False)
         self.undo_btn.setToolTip("Undo last change  (Ctrl+Z)")
+        self.test_all_btn = QPushButton("Test all")
+        self.test_all_btn.setToolTip(
+            "Spawn-test every enabled local server, one at a time, and fill in the Health column"
+        )
         self.add_btn.clicked.connect(self.add_server)
         self.dup_btn.clicked.connect(self.duplicate_server)
         self.del_btn.clicked.connect(self.delete_server)
         self.paste_btn.clicked.connect(self.paste_json)
         self.copy_btn.clicked.connect(self.copy_to_menu)
         self.undo_btn.clicked.connect(self._undo)
+        self.test_all_btn.clicked.connect(self._test_all_servers)
         for b in (
             self.add_btn,
             self.dup_btn,
@@ -1629,6 +1653,7 @@ class MainWindow(QMainWindow):
             self.paste_btn,
             self.copy_btn,
             self.undo_btn,
+            self.test_all_btn,
         ):
             bar.addWidget(b)
         # Ctrl+Z shortcut
@@ -1749,6 +1774,7 @@ class MainWindow(QMainWindow):
         self.restart_btn.hide()
         self._undo_stack.clear()
         self.undo_btn.setEnabled(False)
+        self._health.clear()  # health results are per-profile; a fresh load invalidates them
         self._refresh_tables(select_index=0 if self.servers else -1)
         self._update_status(saved=False)
         if repaired:
@@ -1785,6 +1811,14 @@ class MainWindow(QMainWindow):
             QColor(STATUS_COLORS.get(dep["status"], MUTED))
         )  # status stays colored even when off
         table.setItem(r, 3, st)
+        health_status, health_summary = self._health.get(s.name, (core.HealthStatus.UNTESTED, ""))
+        if s.kind == "remote" and s.name not in self._health:
+            health_summary = "remote server — use “Test connection” in the editor"
+        health_item = QTableWidgetItem(HEALTH_GLYPH.get(health_status, "○"))
+        health_item.setForeground(QColor(HEALTH_COLORS.get(health_status, MUTED)))
+        health_item.setTextAlignment(Qt.AlignmentFlag.AlignCenter)
+        health_item.setToolTip(health_summary or health_status)
+        table.setItem(r, 4, health_item)
         self._row_of_index[master_idx] = (table, r)
 
     def _refresh_tables(self, select_index=None):
@@ -1793,8 +1827,16 @@ class MainWindow(QMainWindow):
         self._row_of_index = {}
         self.active_table.setRowCount(0)
         self.disabled_table.setRowCount(0)
+        query = self._filter_query
         n_active = n_disabled = 0
+        total_active = total_disabled = 0
         for i, s in enumerate(self.servers):
+            if s.enabled:
+                total_active += 1
+            else:
+                total_disabled += 1
+            if not core.server_matches_filter(s, query):
+                continue
             if s.enabled:
                 self._add_row(self.active_table, i, s)
                 n_active += 1
@@ -1803,8 +1845,18 @@ class MainWindow(QMainWindow):
                 n_disabled += 1
         self.active_table.setVisible(n_active > 0)
         self.active_empty.setVisible(n_active == 0)
+        self.active_empty.setText(
+            "No matches."
+            if query.strip() and total_active and not n_active
+            else "No active servers. Add one, or Paste JSON."
+        )
         self.disabled_table.setVisible(n_disabled > 0)
         self.disabled_empty.setVisible(n_disabled == 0)
+        self.disabled_empty.setText(
+            "No matches."
+            if query.strip() and total_disabled and not n_disabled
+            else "Nothing disabled."
+        )
         self._refresh_badges()
         self._suppress_table = False
         self._suppress_sel = False
@@ -1816,6 +1868,58 @@ class MainWindow(QMainWindow):
             self._load_editor_from_selection()
         self._validate()
 
+    # --- search / filter -------------------------------------------------- #
+    def _on_search_changed(self, text):
+        self._filter_query = text
+        cur = self._current_index()
+        self._refresh_tables(select_index=cur if cur >= 0 else None)
+
+    # --- test all (spawn-test every enabled local server) ---------------- #
+    def _test_all_servers(self):
+        targets = [s for s in self.servers if s.enabled and s.kind == "stdio"]
+        if not targets:
+            self.status.setText("No enabled local servers to test.")
+            return
+        self._test_all_queue = list(targets)
+        self._test_all_total = len(targets)
+        self._test_all_done = 0
+        self.test_all_btn.setEnabled(False)
+        self.test_all_btn.setText(f"Testing 0/{self._test_all_total}…")
+        self._run_next_health_test()
+
+    def _run_next_health_test(self):
+        if not self._test_all_queue:
+            self.test_all_btn.setEnabled(True)
+            self.test_all_btn.setText("Test all")
+            self.status.setText(f"Tested {self._test_all_done} server(s).")
+            return
+        entry = self._test_all_queue.pop(0)
+        self._health_tester = SpawnTester(dict(entry.data), timeout=3.0)
+        self._health_tester.done.connect(
+            lambda result, name=entry.name: self._on_health_test_done(name, result)
+        )
+        self._health_tester.start()
+
+    def _on_health_test_done(self, name, result):
+        status, summary = core.health_from_spawn_result(result)
+        self._health[name] = (status, summary)
+        self._test_all_done += 1
+        self.test_all_btn.setText(f"Testing {self._test_all_done}/{self._test_all_total}…")
+        self._update_health_cell(name, status, summary)
+        self._run_next_health_test()
+
+    def _update_health_cell(self, name, status, summary):
+        idx = next((i for i, s in enumerate(self.servers) if s.name == name), None)
+        if idx is None or idx not in self._row_of_index:
+            return
+        table, row = self._row_of_index[idx]
+        item = table.item(row, 4)
+        if item is None:
+            return
+        item.setText(HEALTH_GLYPH.get(status, "○"))
+        item.setForeground(QColor(HEALTH_COLORS.get(status, MUTED)))
+        item.setToolTip(summary or status)
+
     def _section_html(self, title, n, miss, warn):
         base = f"{title}  ·  {n}"
         if miss:
@@ -1922,6 +2026,9 @@ class MainWindow(QMainWindow):
         entry.data = self.editor.dump_data()
         # The server stays in its section (enable state unchanged), so update
         # its existing row in place rather than re-rendering.
+        # An edit invalidates any cached "Test all" result -- the server that
+        # was spawn-tested no longer matches what's on disk once saved.
+        self._health.pop(entry.name, None)
         loc = self._row_of_index.get(idx)
         if loc:
             table, row = loc
@@ -1932,6 +2039,13 @@ class MainWindow(QMainWindow):
             st = table.item(row, 3)
             st.setText(f"{STATUS_GLYPH.get(dep['status'], '○')}  {dep['label']}")
             st.setForeground(QColor(STATUS_COLORS.get(dep["status"], MUTED)))
+            health_item = table.item(row, 4)
+            if health_item is not None:
+                health_item.setText(HEALTH_GLYPH.get(core.HealthStatus.UNTESTED, "○"))
+                health_item.setForeground(
+                    QColor(HEALTH_COLORS.get(core.HealthStatus.UNTESTED, MUTED))
+                )
+                health_item.setToolTip("Not tested since last edit.")
             self._suppress_table = False
         self._refresh_badges()
         self._mark_dirty()

bcc_core.py

@@ -1213,6 +1213,32 @@ def validate_servers(servers: list[ServerEntry]) -> list[str]:
     return problems
 
 
+# --------------------------------------------------------------------------- #
+# Search / filter
+# --------------------------------------------------------------------------- #
+def server_matches_filter(entry: ServerEntry, query: str) -> bool:
+    """
+    Case-insensitive substring match against a server's name, and its
+    command (stdio) or url (remote). An empty/whitespace-only query matches
+    everything -- that's what lets the search box double as "no filter".
+    """
+    q = (query or "").strip().lower()
+    if not q:
+        return True
+    if q in entry.name.lower():
+        return True
+    if entry.kind == "remote":
+        haystack = str(entry.data.get("url", ""))
+    else:
+        haystack = str(entry.data.get("command", ""))
+    return q in haystack.lower()
+
+
+def filter_servers(entries: list[ServerEntry], query: str) -> list[ServerEntry]:
+    """Return only the entries that match `query` (see server_matches_filter)."""
+    return [e for e in entries if server_matches_filter(e, query)]
+
+
 # --------------------------------------------------------------------------- #
 # Dependency / PATH checking
 # --------------------------------------------------------------------------- #
@@ -1682,6 +1708,53 @@ def spawn_test(data: dict, timeout: float = 3.0) -> dict:
     }
 
 
+# --------------------------------------------------------------------------- #
+# Health status (maps a spawn_test() result to a simple tri-state for the
+# server-list UI's per-row status dot; see "Test all" in bcc.py)
+# --------------------------------------------------------------------------- #
+class HealthStatus:
+    """
+    Tri-state health for the server-list status dot. A plain class of string
+    constants -- not an Enum -- to match the plain-string status values used
+    elsewhere in this module (see check_dependency's 'status').
+    """
+
+    UNTESTED = "untested"
+    OK = "ok"
+    FAILED = "failed"
+
+
+def health_from_spawn_result(result: dict) -> tuple[str, str]:
+    """
+    Map a spawn_test() result dict to (HealthStatus, short_summary) for the
+    server-list status column. Reuses spawn_test's own outcome classification
+    rather than re-deriving pass/fail from returncode/stderr:
+
+      outcome "ok"             -> OK       (server started and kept running)
+      outcome "not_applicable" -> UNTESTED (remote server, or no command set)
+      anything else            -> FAILED   (exited, crashed, or not found)
+
+    The summary is short enough for a table cell/tooltip; when the process
+    wrote to stderr before dying, its first line is appended for context.
+    """
+    outcome = result.get("outcome", "")
+    detail = result.get("detail", "") or ""
+    stderr = (result.get("stderr") or "").strip()
+
+    if outcome == "ok":
+        return HealthStatus.OK, detail or "started"
+    if outcome == "not_applicable":
+        return HealthStatus.UNTESTED, detail or "not applicable"
+
+    # exited / crashed / not_found: the server didn't come up cleanly.
+    summary = detail or outcome
+    if stderr:
+        first_line = stderr.splitlines()[0].strip()
+        if first_line:
+            summary = f"{summary} — {first_line}"
+    return HealthStatus.FAILED, summary
+
+
 def test_remote(url: str, timeout: float = 5.0) -> tuple[bool, str]:
     """
     Reachability check for a url-based MCP server. ANY HTTP response (even 4xx/5xx)

tests/test_core.py

@@ -1200,3 +1200,129 @@ def test_fetch_latest_release_malformed_json_returns_none(monkeypatch):
         urllib.request, "urlopen", lambda req, timeout=None: _FakeHTTPResponse(b"not json")
     )
     assert c.fetch_latest_release() is None
+
+
+# --------------------------------------------------------------------------- #
+# Server search / filter (#27)
+# --------------------------------------------------------------------------- #
+def test_filter_matches_name():
+    e = c.ServerEntry("brave-search", {"command": "npx", "args": ["-y", "@x/brave"]}, True)
+    assert c.server_matches_filter(e, "brave")
+
+
+def test_filter_matches_stdio_command():
+    e = c.ServerEntry("filesystem", {"command": "uvx", "args": []}, True)
+    assert c.server_matches_filter(e, "uvx")
+
+
+def test_filter_matches_remote_url():
+    e = c.ServerEntry("hosted", {"url": "https://mcp.example.com/sse"}, True)
+    assert c.server_matches_filter(e, "example.com")
+
+
+def test_filter_is_case_insensitive():
+    e = c.ServerEntry("BraveSearch", {"command": "NPX", "args": []}, True)
+    assert c.server_matches_filter(e, "bravesearch")
+    assert c.server_matches_filter(e, "npx")
+
+
+def test_filter_empty_query_matches_everything():
+    e = c.ServerEntry("anything", {"command": "node", "args": []}, True)
+    assert c.server_matches_filter(e, "")
+    assert c.server_matches_filter(e, "   ")
+
+
+def test_filter_no_match_returns_false():
+    e = c.ServerEntry("filesystem", {"command": "uvx", "args": []}, True)
+    assert not c.server_matches_filter(e, "nonexistent")
+
+
+def test_filter_remote_query_does_not_match_stdio_command_field():
+    e = c.ServerEntry("hosted", {"url": "https://mcp.example.com/sse"}, True)
+    assert not c.server_matches_filter(e, "npx")
+
+
+def test_filter_servers_returns_only_matches():
+    servers = [
+        c.ServerEntry("brave-search", {"command": "npx", "args": []}, True),
+        c.ServerEntry("filesystem", {"command": "uvx", "args": []}, True),
+        c.ServerEntry("hosted", {"url": "https://mcp.example.com/sse"}, True),
+    ]
+    assert [s.name for s in c.filter_servers(servers, "brave")] == ["brave-search"]
+    assert [s.name for s in c.filter_servers(servers, "")] == [s.name for s in servers]
+    assert c.filter_servers(servers, "zzz-nope") == []
+
+
+# --------------------------------------------------------------------------- #
+# Health status mapping (#28)
+# --------------------------------------------------------------------------- #
+def test_health_from_spawn_result_ok():
+    result = {
+        "outcome": "ok",
+        "returncode": None,
+        "stderr": "",
+        "detail": "still running after 3s — server started successfully",
+    }
+    status, summary = c.health_from_spawn_result(result)
+    assert status == c.HealthStatus.OK
+    assert "started" in summary
+
+
+def test_health_from_spawn_result_not_applicable_is_untested():
+    result = {
+        "outcome": "not_applicable",
+        "returncode": None,
+        "stderr": "",
+        "detail": "remote server",
+    }
+    status, summary = c.health_from_spawn_result(result)
+    assert status == c.HealthStatus.UNTESTED
+    assert summary == "remote server"
+
+
+def test_health_from_spawn_result_crashed_is_failed():
+    result = {
+        "outcome": "crashed",
+        "returncode": 1,
+        "stderr": "Traceback: boom\nsecond line",
+        "detail": "process exited with code 1",
+    }
+    status, summary = c.health_from_spawn_result(result)
+    assert status == c.HealthStatus.FAILED
+    assert "process exited with code 1" in summary
+    assert "Traceback: boom" in summary
+
+
+def test_health_from_spawn_result_exited_is_failed():
+    result = {
+        "outcome": "exited",
+        "returncode": 0,
+        "stderr": "",
+        "detail": "process exited cleanly (code 0) — unusual",
+    }
+    status, summary = c.health_from_spawn_result(result)
+    assert status == c.HealthStatus.FAILED
+    assert "exited cleanly" in summary
+
+
+def test_health_from_spawn_result_not_found_is_failed():
+    result = {
+        "outcome": "not_found",
+        "returncode": None,
+        "stderr": "",
+        "detail": "command not found: totallybogus",
+    }
+    status, summary = c.health_from_spawn_result(result)
+    assert status == c.HealthStatus.FAILED
+    assert "not found" in summary
+
+
+def test_health_from_spawn_result_failed_without_stderr_has_no_dash():
+    result = {
+        "outcome": "not_found",
+        "returncode": None,
+        "stderr": "",
+        "detail": "command not found: x",
+    }
+    _, summary = c.health_from_spawn_result(result)
+    assert "—" not in summary