claude-skills/engineering-team/skills/tdd-guide/scripts/fixture_generator.py
Reza Rezvani 1851c8fb09 fix(plugins): restructure 9 multi-skill domain plugins into ./skills/ layout
Same root cause as #587/#591 — Claude Code's runtime loader rejects
array-form skills paths like ["./content-production", "./ai-seo", ...]
even when each entry is a valid subdirectory containing SKILL.md.
`claude plugin validate` accepts them but the loader does not.

The proven canonical layout (used by self-improving-agent in #536):

  <plugin>/
  ├── .claude-plugin/plugin.json    skills: "./skills"
  └── skills/
      ├── <skill-1>/SKILL.md
      ├── <skill-2>/SKILL.md
      └── ...

Restructured 9 multi-skill domain plugins:
- business-growth (4 skills moved)
- c-level-advisor (28)
- engineering (36)
- engineering-team (32)
- finance (2)
- marketing-skill (43)
- product-team (12)
- project-management (8)
- ra-qm-team (13)

Also fixed standalone plugins that had root SKILL.md + ./skills/ subdir
(agenthub, autoresearch-agent, executive-mentor, playwright-pro). The
loader rejected them despite skills="./skills" because of the conflicting
root SKILL.md (compare self-improving-agent which works because PR #536
moved its root SKILL.md). Moved each root SKILL.md into ./skills/<name>/.

Restored standalone plugin folders to their original paths after the
multi-skill restructure swept them into parent skills/ directories
(marketplace.json source paths require original locations).

Removed 7 orphaned marketplace entries that pointed to skill folders
without their own plugin.json (content-creator, demand-gen,
fullstack-engineer, aws-architect, product-manager, scrum-master,
skill-security-auditor) — these were already non-functional.

Bumped patch versions on every changed plugin and synced
marketplace.json. Marketplace now lists 29 working plugins (down
from 36).

After merge: users run `/plugin marketplace update claude-code-skills`
followed by `/plugin update --all` to pick up the working layout.
2026-05-02 22:51:20 +02:00

440 lines
14 KiB
Python

"""
Fixture and test data generation module.
Generates realistic test data, mock objects, and fixtures for various scenarios.
"""
from typing import Dict, List, Any, Optional
import json
import random
class FixtureGenerator:
"""Generate test fixtures and mock data."""
def __init__(self, seed: Optional[int] = None):
"""
Initialize fixture generator.
Args:
seed: Random seed for reproducible fixtures
"""
if seed is not None:
random.seed(seed)
def generate_boundary_values(
self,
data_type: str,
constraints: Optional[Dict[str, Any]] = None
) -> List[Any]:
"""
Generate boundary values for testing.
Args:
data_type: Type of data (int, string, array, date, etc.)
constraints: Constraints like min, max, length
Returns:
List of boundary values
"""
constraints = constraints or {}
if data_type == "int":
return self._integer_boundaries(constraints)
elif data_type == "string":
return self._string_boundaries(constraints)
elif data_type == "array":
return self._array_boundaries(constraints)
elif data_type == "date":
return self._date_boundaries(constraints)
elif data_type == "email":
return self._email_boundaries()
elif data_type == "url":
return self._url_boundaries()
else:
return []
def _integer_boundaries(self, constraints: Dict[str, Any]) -> List[int]:
"""Generate integer boundary values."""
min_val = constraints.get('min', 0)
max_val = constraints.get('max', 100)
boundaries = [
min_val, # Minimum
min_val + 1, # Just above minimum
max_val - 1, # Just below maximum
max_val, # Maximum
]
# Add special values
if min_val <= 0 <= max_val:
boundaries.append(0) # Zero
if min_val < 0:
boundaries.append(-1) # Negative
return sorted(set(boundaries))
def _string_boundaries(self, constraints: Dict[str, Any]) -> List[str]:
"""Generate string boundary values."""
min_len = constraints.get('min_length', 0)
max_len = constraints.get('max_length', 100)
boundaries = [
"", # Empty string
"a" * min_len, # Minimum length
"a" * (min_len + 1) if min_len < max_len else "", # Just above minimum
"a" * (max_len - 1) if max_len > 1 else "a", # Just below maximum
"a" * max_len, # Maximum length
"a" * (max_len + 1), # Exceeds maximum (invalid)
]
# Add special characters
if max_len >= 10:
boundaries.append("test@#$%^&*()") # Special characters
boundaries.append("unicode: 你好") # Unicode
return [b for b in boundaries if b is not None]
def _array_boundaries(self, constraints: Dict[str, Any]) -> List[List[Any]]:
"""Generate array boundary values."""
min_size = constraints.get('min_size', 0)
max_size = constraints.get('max_size', 10)
boundaries = [
[], # Empty array
[1] * min_size, # Minimum size
[1] * max_size, # Maximum size
[1] * (max_size + 1), # Exceeds maximum (invalid)
]
return boundaries
def _date_boundaries(self, constraints: Dict[str, Any]) -> List[str]:
"""Generate date boundary values."""
return [
"1900-01-01", # Very old date
"1970-01-01", # Unix epoch
"2000-01-01", # Y2K
"2025-11-05", # Today (example)
"2099-12-31", # Far future
"invalid-date", # Invalid format
]
def _email_boundaries(self) -> List[str]:
"""Generate email boundary values."""
return [
"valid@example.com", # Valid
"user.name+tag@example.co.uk", # Valid with special chars
"invalid", # Missing @
"@example.com", # Missing local part
"user@", # Missing domain
"user@.com", # Invalid domain
"", # Empty
]
def _url_boundaries(self) -> List[str]:
"""Generate URL boundary values."""
return [
"https://example.com", # Valid HTTPS
"http://example.com", # Valid HTTP
"ftp://example.com", # Different protocol
"//example.com", # Protocol-relative
"example.com", # Missing protocol
"", # Empty
"not a url", # Invalid
]
def generate_edge_cases(
self,
scenario: str,
context: Optional[Dict[str, Any]] = None
) -> List[Dict[str, Any]]:
"""
Generate edge case test scenarios.
Args:
scenario: Type of scenario (auth, payment, form, api, etc.)
context: Additional context for scenario
Returns:
List of edge case test scenarios
"""
if scenario == "auth":
return self._auth_edge_cases()
elif scenario == "payment":
return self._payment_edge_cases()
elif scenario == "form":
return self._form_edge_cases(context or {})
elif scenario == "api":
return self._api_edge_cases()
elif scenario == "file_upload":
return self._file_upload_edge_cases()
else:
return []
def _auth_edge_cases(self) -> List[Dict[str, Any]]:
"""Generate authentication edge cases."""
return [
{
'name': 'empty_credentials',
'input': {'username': '', 'password': ''},
'expected': 'validation_error'
},
{
'name': 'sql_injection_attempt',
'input': {'username': "admin' OR '1'='1", 'password': 'password'},
'expected': 'authentication_failed'
},
{
'name': 'very_long_password',
'input': {'username': 'user', 'password': 'a' * 1000},
'expected': 'validation_error_or_success'
},
{
'name': 'special_chars_username',
'input': {'username': 'user@#$%', 'password': 'password'},
'expected': 'depends_on_validation'
},
{
'name': 'unicode_credentials',
'input': {'username': '用户', 'password': 'пароль'},
'expected': 'should_handle_unicode'
}
]
def _payment_edge_cases(self) -> List[Dict[str, Any]]:
"""Generate payment processing edge cases."""
return [
{
'name': 'zero_amount',
'input': {'amount': 0, 'currency': 'USD'},
'expected': 'validation_error'
},
{
'name': 'negative_amount',
'input': {'amount': -10, 'currency': 'USD'},
'expected': 'validation_error'
},
{
'name': 'very_large_amount',
'input': {'amount': 999999999.99, 'currency': 'USD'},
'expected': 'should_handle_or_reject'
},
{
'name': 'precision_test',
'input': {'amount': 10.999, 'currency': 'USD'},
'expected': 'should_round_to_10.99'
},
{
'name': 'invalid_currency',
'input': {'amount': 10, 'currency': 'XXX'},
'expected': 'validation_error'
}
]
def _form_edge_cases(self, context: Dict[str, Any]) -> List[Dict[str, Any]]:
"""Generate form validation edge cases."""
fields = context.get('fields', [])
edge_cases = []
for field in fields:
field_name = field.get('name', 'field')
field_type = field.get('type', 'text')
edge_cases.append({
'name': f'{field_name}_empty',
'input': {field_name: ''},
'expected': 'validation_error_if_required'
})
if field_type in ['text', 'email', 'password']:
edge_cases.append({
'name': f'{field_name}_very_long',
'input': {field_name: 'a' * 1000},
'expected': 'validation_error_or_truncate'
})
return edge_cases
def _api_edge_cases(self) -> List[Dict[str, Any]]:
"""Generate API edge cases."""
return [
{
'name': 'missing_required_field',
'request': {'optional_field': 'value'},
'expected': 400
},
{
'name': 'invalid_json',
'request': 'not valid json{',
'expected': 400
},
{
'name': 'empty_body',
'request': {},
'expected': 400
},
{
'name': 'very_large_payload',
'request': {'data': 'x' * 1000000},
'expected': '413_or_400'
},
{
'name': 'invalid_method',
'method': 'INVALID',
'expected': 405
}
]
def _file_upload_edge_cases(self) -> List[Dict[str, Any]]:
"""Generate file upload edge cases."""
return [
{
'name': 'empty_file',
'file': {'name': 'test.txt', 'size': 0},
'expected': 'validation_error'
},
{
'name': 'very_large_file',
'file': {'name': 'test.txt', 'size': 1000000000},
'expected': 'size_limit_error'
},
{
'name': 'invalid_extension',
'file': {'name': 'test.exe', 'size': 1000},
'expected': 'validation_error'
},
{
'name': 'no_extension',
'file': {'name': 'testfile', 'size': 1000},
'expected': 'depends_on_validation'
},
{
'name': 'special_chars_filename',
'file': {'name': 'test@#$%.txt', 'size': 1000},
'expected': 'should_sanitize'
}
]
def generate_mock_data(
self,
schema: Dict[str, Any],
count: int = 1
) -> List[Dict[str, Any]]:
"""
Generate mock data based on schema.
Args:
schema: Schema definition with field types
count: Number of mock objects to generate
Returns:
List of mock data objects
"""
mock_objects = []
for _ in range(count):
mock_obj = {}
for field_name, field_def in schema.items():
field_type = field_def.get('type', 'string')
mock_obj[field_name] = self._generate_field_value(field_type, field_def)
mock_objects.append(mock_obj)
return mock_objects
def _generate_field_value(self, field_type: str, field_def: Dict[str, Any]) -> Any:
"""Generate value for a single field."""
if field_type == "string":
options = field_def.get('options')
if options:
return random.choice(options)
return f"test_string_{random.randint(1, 1000)}"
elif field_type == "int":
min_val = field_def.get('min', 0)
max_val = field_def.get('max', 100)
return random.randint(min_val, max_val)
elif field_type == "float":
min_val = field_def.get('min', 0.0)
max_val = field_def.get('max', 100.0)
return round(random.uniform(min_val, max_val), 2)
elif field_type == "bool":
return random.choice([True, False])
elif field_type == "email":
return f"user{random.randint(1, 1000)}@example.com"
elif field_type == "date":
return f"2025-{random.randint(1, 12):02d}-{random.randint(1, 28):02d}"
elif field_type == "array":
item_type = field_def.get('items', {}).get('type', 'string')
size = random.randint(1, 5)
return [self._generate_field_value(item_type, field_def.get('items', {}))
for _ in range(size)]
else:
return None
def generate_fixture_file(
self,
fixture_name: str,
data: Any,
format: str = "json"
) -> str:
"""
Generate fixture file content.
Args:
fixture_name: Name of fixture
data: Fixture data
format: Output format (json, yaml, python)
Returns:
Fixture file content as string
"""
if format == "json":
return json.dumps(data, indent=2)
elif format == "python":
return f"""# {fixture_name} fixture
{fixture_name.upper()} = {repr(data)}
"""
elif format == "yaml":
# Simple YAML generation (for basic structures)
return self._dict_to_yaml(data)
else:
return str(data)
def _dict_to_yaml(self, data: Any, indent: int = 0) -> str:
"""Simple YAML generator."""
lines = []
indent_str = " " * indent
if isinstance(data, dict):
for key, value in data.items():
if isinstance(value, (dict, list)):
lines.append(f"{indent_str}{key}:")
lines.append(self._dict_to_yaml(value, indent + 1))
else:
lines.append(f"{indent_str}{key}: {value}")
elif isinstance(data, list):
for item in data:
if isinstance(item, dict):
lines.append(f"{indent_str}-")
lines.append(self._dict_to_yaml(item, indent + 1))
else:
lines.append(f"{indent_str}- {item}")
else:
return str(data)
return "\n".join(lines)