Initial release: iai-mcp v0.1.0

Co-Authored-By: Claude <noreply@anthropic.com>
Co-Authored-By: XNLLLLH <XNLLLLH@users.noreply.github.com>

tests/test_cli_topology.py

@@ -0,0 +1,63 @@
+"""Plan 03-02 CONN-07 RED: iai-mcp topology CLI.
+
+The `topology` subcommand prints one key:value line per metric:
+    C: <float>
+    L: <float>
+    sigma: <float | "insufficient_data">
+    communities: <int>
+    rich_club_ratio: <float>
+    N: <int>
+    regime: <str>
+"""
+from __future__ import annotations
+
+import re
+
+import pytest
+
+from iai_mcp.cli import main as cli_main
+
+
+def test_topology_subcommand_registered():
+    """`iai-mcp topology --help` must succeed (subparser registered)."""
+    with pytest.raises(SystemExit) as ex:
+        cli_main(["topology", "--help"])
+    # argparse --help calls sys.exit(0) on success
+    assert ex.value.code == 0
+
+
+def test_topology_prints_required_keys(tmp_path, capsys, monkeypatch):
+    """All seven key:value lines must appear in output."""
+    monkeypatch.setenv("IAI_MCP_STORE", str(tmp_path))
+    code = cli_main(["topology"])
+    assert code == 0
+    out = capsys.readouterr().out
+
+    assert re.search(r"^C:\s", out, re.MULTILINE), f"missing 'C: ' line in {out!r}"
+    assert re.search(r"^L:\s", out, re.MULTILINE), f"missing 'L: ' line in {out!r}"
+    assert re.search(r"^sigma:\s", out, re.MULTILINE), (
+        f"missing 'sigma: ' line in {out!r}"
+    )
+    assert re.search(r"^communities:\s", out, re.MULTILINE), (
+        f"missing 'communities: ' line in {out!r}"
+    )
+    assert re.search(r"^rich_club_ratio:\s", out, re.MULTILINE), (
+        f"missing 'rich_club_ratio: ' line in {out!r}"
+    )
+    assert re.search(r"^N:\s", out, re.MULTILINE), f"missing 'N: ' line in {out!r}"
+    assert re.search(r"^regime:\s", out, re.MULTILINE), (
+        f"missing 'regime: ' line in {out!r}"
+    )
+
+
+def test_topology_empty_store_prints_insufficient_data(tmp_path, capsys, monkeypatch):
+    """Fresh store: N is small, sigma should print as 'insufficient_data'."""
+    monkeypatch.setenv("IAI_MCP_STORE", str(tmp_path))
+    code = cli_main(["topology"])
+    assert code == 0
+    out = capsys.readouterr().out
+    # On an empty store, sigma must be "insufficient_data" or the regime is
+    # "insufficient_data" -- either way, the line must contain the marker.
+    assert "insufficient_data" in out, (
+        f"empty store must surface insufficient_data; got {out!r}"
+    )