Add test coverage for CLI commands, Flask routes, and shared DB methods

74 new tests across 3 files:
- test_cli.py: CLI help, version, config, report generation, wg/viz/pipeline subcommands
- test_web.py: All public pages, admin pages (dev/prod), API JSON endpoints, CSV export, 404s
- test_db_shared.py: rated_count, gap_count, false_positive_names, category_counts, source_counts, draft_author_count_map, search_gaps, search_authors

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

tests/test_cli.py

@@ -0,0 +1,157 @@
+"""Tests for CLI commands using Click's CliRunner."""
+
+from __future__ import annotations
+
+from unittest.mock import patch, MagicMock
+
+import pytest
+from click.testing import CliRunner
+
+from ietf_analyzer.cli import main
+
+
+@pytest.fixture
+def runner():
+    return CliRunner()
+
+
+@pytest.fixture
+def mock_config(tmp_path):
+    """Patch Config.load to return a config pointing at a temp DB."""
+    from ietf_analyzer.config import Config
+
+    cfg = Config(
+        data_dir=str(tmp_path),
+        db_path=str(tmp_path / "test.db"),
+    )
+    with patch("ietf_analyzer.cli.Config.load", return_value=cfg):
+        yield cfg
+
+
+# ── Help & version ────────────────────────────────────────────────────
+
+
+def test_help(runner, mock_config):
+    result = runner.invoke(main, ["--help"])
+    assert result.exit_code == 0
+    assert "IETF Draft Analyzer" in result.output
+
+
+def test_version(runner, mock_config):
+    result = runner.invoke(main, ["--version"])
+    assert result.exit_code == 0
+    assert "0.3.0" in result.output
+
+
+def test_unknown_command(runner, mock_config):
+    result = runner.invoke(main, ["nonexistent-command"])
+    assert result.exit_code != 0
+
+
+# ── config command ────────────────────────────────────────────────────
+
+
+def test_config_show(runner, mock_config):
+    result = runner.invoke(main, ["config", "--show"])
+    assert result.exit_code == 0
+    assert "data_dir" in result.output
+
+
+def test_config_show_default(runner, mock_config):
+    """config without --show or --set also prints config."""
+    result = runner.invoke(main, ["config"])
+    assert result.exit_code == 0
+    assert "data_dir" in result.output
+
+
+# ── report subcommands ────────────────────────────────────────────────
+
+
+def test_report_help(runner, mock_config):
+    result = runner.invoke(main, ["report", "--help"])
+    assert result.exit_code == 0
+    assert "overview" in result.output
+
+
+def test_report_overview(runner, mock_config, seeded_db):
+    """report overview should run and produce a file."""
+    mock_config.db_path = seeded_db.config.db_path
+    mock_config.data_dir = seeded_db.config.data_dir
+    result = runner.invoke(main, ["report", "overview"])
+    assert result.exit_code == 0
+    assert "Report saved" in result.output
+
+
+def test_report_landscape(runner, mock_config, seeded_db):
+    mock_config.db_path = seeded_db.config.db_path
+    mock_config.data_dir = seeded_db.config.data_dir
+    result = runner.invoke(main, ["report", "landscape"])
+    assert result.exit_code == 0
+    assert "Report saved" in result.output
+
+
+def test_report_timeline(runner, mock_config, seeded_db):
+    mock_config.db_path = seeded_db.config.db_path
+    mock_config.data_dir = seeded_db.config.data_dir
+    result = runner.invoke(main, ["report", "timeline"])
+    assert result.exit_code == 0
+    assert "Report saved" in result.output
+
+
+def test_report_ideas(runner, mock_config, seeded_db):
+    mock_config.db_path = seeded_db.config.db_path
+    mock_config.data_dir = seeded_db.config.data_dir
+    result = runner.invoke(main, ["report", "ideas"])
+    assert result.exit_code == 0
+    assert "Report saved" in result.output
+
+
+def test_report_authors(runner, mock_config, seeded_db):
+    mock_config.db_path = seeded_db.config.db_path
+    mock_config.data_dir = seeded_db.config.data_dir
+    result = runner.invoke(main, ["report", "authors"])
+    assert result.exit_code == 0
+    assert "Report saved" in result.output
+
+
+# ── export command ────────────────────────────────────────────────────
+
+
+def test_export_help(runner, mock_config):
+    result = runner.invoke(main, ["export", "--help"])
+    assert result.exit_code == 0
+    assert "json" in result.output
+
+
+# ── wg commands ───────────────────────────────────────────────────────
+
+
+def test_wg_help(runner, mock_config):
+    result = runner.invoke(main, ["wg", "--help"])
+    assert result.exit_code == 0
+    assert "list" in result.output
+
+
+def test_wg_list(runner, mock_config, seeded_db):
+    mock_config.db_path = seeded_db.config.db_path
+    mock_config.data_dir = seeded_db.config.data_dir
+    result = runner.invoke(main, ["wg", "list"])
+    assert result.exit_code == 0
+
+
+# ── viz commands ──────────────────────────────────────────────────────
+
+
+def test_viz_help(runner, mock_config):
+    result = runner.invoke(main, ["viz", "--help"])
+    assert result.exit_code == 0
+    assert "landscape" in result.output
+
+
+# ── pipeline commands ─────────────────────────────────────────────────
+
+
+def test_pipeline_help(runner, mock_config):
+    result = runner.invoke(main, ["pipeline", "--help"])
+    assert result.exit_code == 0
+    assert "generate" in result.output