Files
markitect-main/tests
tegwick 14108533fb feat: implement schema filename validation (Phase 1 complete)
Implements filename convention enforcement for schema files as part of
the schema-of-schemas implementation. All schemas must now follow the
naming pattern: {domain}-schema-v{major}.{minor}.md

## Phase 1 Deliverables

### Schema Naming Module
**File:** `markitect/schema_naming.py` (380 lines)

**Functions:**
- `validate_schema_filename()` - Validate filename against pattern
- `suggest_schema_filename()` - Generate valid filename from domain/version
- `extract_schema_metadata()` - Extract domain and version from filename
- `get_validation_errors()` - Detailed error messages for invalid filenames
- `is_valid_schema_filename()` - Simple boolean validation
- `format_validation_message()` - User-friendly error formatting

**Features:**
- Regex-based pattern matching
- Automatic normalization (spaces → hyphens, lowercase)
- Detailed error reporting
- Domain validation (must start with letter)
- Version validation (major.minor format)

### Comprehensive Test Suite
**File:** `tests/test_schema_naming.py` (500+ lines, 50 tests)

**Test Coverage:**
-  Valid filename variations (simple, hyphenated, with numbers)
-  Invalid filenames (wrong extension, missing components, wrong case)
-  Filename suggestion with normalization
-  Metadata extraction
-  Error message generation
-  Edge cases (long names, many hyphens, large versions)
-  Pattern regex validation

**Results:** 50/50 tests passing (100%)

### Specification Document
**File:** `roadmap/schema-of-schemas/SCHEMA_NAMING_SPEC.md`

**Contents:**
- Formal specification of naming convention
- Regular expression pattern with explanation
- Valid and invalid examples
- Version numbering guidelines
- Domain naming best practices
- Normalization rules
- Migration strategy from legacy naming
- Implementation guide

## Naming Convention

### Format
```
{domain}-schema-v{major}.{minor}.md
```

### Examples
```
✓ manpage-schema-v1.0.md
✓ api-documentation-schema-v1.0.md
✓ terminology-schema-v1.0.md
✓ arc42-schema-v2.1.md

✗ manpage.json (wrong extension)
✗ ManPage-schema-v1.0.md (uppercase)
✗ manpage-v1.0.md (missing 'schema')
✗ manpage-schema-v1.md (missing minor version)
```

### Components
- **domain**: Lowercase, hyphen-separated, starts with letter
- **schema**: Literal keyword
- **version**: v{major}.{minor} (SemVer simplified)
- **extension**: .md (markdown)

## Implementation Highlights

### Automatic Normalization
```python
suggest_schema_filename("API Documentation", "2.1")
# → "api-documentation-schema-v2.1.md"

suggest_schema_filename("My_Custom Type", "1.0")
# → "my-custom-type-schema-v1.0.md"
```

### Detailed Error Reporting
```python
format_validation_message("invalid.json")
# → Detailed error list + suggested fix
```

### Metadata Extraction
```python
extract_schema_metadata("manpage-schema-v1.0.md")
# → {'domain': 'manpage', 'version': '1.0', 'major': 1, 'minor': 0}
```

## Migration Plan

Current schemas will be renamed:
```
Old                           → New
────────────────────────────────────────────────────────
terminology-schema.json       → terminology-schema-v1.0.md
api-documentation             → api-documentation-schema-v1.0.md
enhanced-manpage              → manpage-schema-v2.0.md
markdown-manpage              → DELETE (duplicate)
markdown-manpage-schema.json  → DELETE (duplicate)
```

## Phase 1 Status:  COMPLETE

### Completed
- [x] Schema naming module implementation
- [x] Comprehensive test suite (50 tests, 100% passing)
- [x] Specification document
- [x] TODO.md updated

### Next: Phase 2
- [ ] Update CLI schema-ingest with validation
- [ ] Implement markdown schema loader
- [ ] Parse frontmatter and JSON code blocks
- [ ] Update SchemaValidator for .md support

## Testing

```bash
# Run tests
pytest tests/test_schema_naming.py -v
# → 50 passed in 0.48s

# Test interactively
python -c "
from markitect.schema_naming import validate_schema_filename
print(validate_schema_filename('manpage-schema-v1.0.md'))
"
# → (True, {'domain': 'manpage', 'version': '1.0', ...})
```

## Files Changed

- markitect/schema_naming.py (NEW, 380 lines)
- tests/test_schema_naming.py (NEW, 500+ lines)
- roadmap/schema-of-schemas/SCHEMA_NAMING_SPEC.md (NEW)
- TODO.md (updated progress tracking)

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2026-01-04 23:51:29 +01:00
..