test(deepdive): add fleet context unit tests (#830)

intelligence/deepdive/tests/test_fleet_context.py

@@ -0,0 +1,62 @@
+#!/usr/bin/env python3
+"""Tests for Phase 0: Fleet Context Grounding"""
+
+import pytest
+from datetime import datetime, timezone
+from pathlib import Path
+import sys
+sys.path.insert(0, str(Path(__file__).parent.parent))
+
+from fleet_context import FleetContext, GiteaFleetClient, build_fleet_context
+
+
+class TestFleetContext:
+    """Test suite for fleet context dataclass."""
+
+    def test_to_markdown_format(self):
+        ctx = FleetContext(
+            generated_at=datetime.now(timezone.utc).isoformat(),
+            repos=[{"name": "the-nexus", "open_issues_count": 3, "open_prs_count": 1}],
+            open_issues=[{"repo": "the-nexus", "number": 830, "title": "Deep Dive", "state": "open"}],
+            recent_commits=[{"repo": "timmy-config", "message": "docs: update", "author": "ezra", "when": "2026-04-05T12:00:00Z"}],
+            open_prs=[{"repo": "hermes-agent", "number": 42, "title": "feat: tools", "state": "open"}],
+        )
+        md = ctx.to_markdown()
+        assert "Fleet Context Snapshot" in md
+        assert "the-nexus" in md
+        assert "#830" in md
+        assert "docs: update" in md
+
+    def test_to_prompt_text(self):
+        ctx = FleetContext(
+            generated_at="2026-04-05T17:00:00Z",
+            repos=[],
+            open_issues=[],
+            recent_commits=[],
+            open_prs=[],
+        )
+        assert ctx.to_prompt_text() == ctx.to_markdown()
+
+
+class TestGiteaFleetClient:
+    """Test suite for Gitea API client (mocked)."""
+
+    def test_client_headers_with_token(self):
+        client = GiteaFleetClient("http://example.com", token="testtoken")
+        assert client.headers["Authorization"] == "token testtoken"
+
+    def test_client_headers_without_token(self):
+        client = GiteaFleetClient("http://example.com")
+        assert "Authorization" not in client.headers
+
+
+class TestBuildFleetContext:
+    """Test configuration-driven builder."""
+
+    def test_disabled_returns_none(self):
+        config = {"fleet_context": {"enabled": False}}
+        assert build_fleet_context(config) is None
+
+    def test_no_repos_returns_none(self):
+        config = {"fleet_context": {"enabled": True, "repos": []}}
+        assert build_fleet_context(config) is None