test: achieve 100% module coverage (150 test cases)

[trsoliu]

Summary

Complete the test coverage initiative by adding tests for the final 2 core modules, achieving 100% module coverage (8/8 modules tested).

Changes

New Test Files

1. tests/test_analyze_project.py (37 tests, 274 lines)

   • categorize_module - 7 tests for all module categories
   • detect_package_manager - 5 tests (npm, yarn, pnpm, bun, empty)
   • detect_monorepo_tools - 5 tests (turborepo, lerna, pnpm/npm workspaces)
   • detect_project_types - 6 tests (Python, Node.js, Go, Rust, React, empty)
   • find_entry_points - 3 tests (Python, Node, empty)
   • discover_modules - 4 tests (src dir, fallback, empty, excluded dirs)
   • find_documentation - 4 tests (README, multiple, docs dir, empty)
   • analyze_project - 3 tests (basic, cache saving, empty)

2. tests/test_plugin_manager.py (19 tests, 243 lines)

   • Path helpers - 2 tests
   • Registry load/save - 4 tests (empty, existing, create, roundtrip)
   • parse_plugin_manifest - 4 tests (valid, no frontmatter, no file, invalid YAML)
   • list_plugins - 4 tests (empty, with plugins, skip underscore, registry respect)
   • enable_plugin - 3 tests (enable, disable, not found)
   • uninstall_plugin - 2 tests (success, not found)

Statistics

Metric	Before	After
Modules Covered	6/8 (75%)	8/8 (100%)
Test Cases	94	150
Test Code Lines	1,676	2,193

Test Plan

• All test files follow pytest conventions
• Tests use tmp_path for isolation
• Edge cases covered (empty dirs, missing files, invalid data)
• Run pytest -v to verify all tests pass

🤖 Generated with Claude Code