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431 lines
14 KiB
Python
431 lines
14 KiB
Python
"""Classify changes in Ansible code."""
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from __future__ import absolute_import, print_function
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import os
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import time
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from lib.target import (
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walk_module_targets,
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walk_integration_targets,
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walk_units_targets,
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walk_compile_targets,
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walk_sanity_targets,
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load_integration_prefixes,
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)
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from lib.util import (
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display,
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)
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from lib.import_analysis import (
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get_python_module_utils_imports,
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)
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def categorize_changes(paths, verbose_command=None):
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"""
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:type paths: list[str]
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:type verbose_command: str
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:rtype paths: dict[str, list[str]]
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"""
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mapper = PathMapper()
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commands = {
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'sanity': set(),
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'compile': set(),
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'units': set(),
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'integration': set(),
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'windows-integration': set(),
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'network-integration': set(),
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}
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additional_paths = set()
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for path in paths:
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dependent_paths = mapper.get_dependent_paths(path)
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if not dependent_paths:
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continue
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display.info('Expanded "%s" to %d dependent file(s):' % (path, len(dependent_paths)), verbosity=1)
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for dependent_path in dependent_paths:
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display.info(dependent_path, verbosity=1)
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additional_paths.add(dependent_path)
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additional_paths -= set(paths) # don't count changed paths as additional paths
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if additional_paths:
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display.info('Expanded %d changed file(s) into %d additional dependent file(s).' % (len(paths), len(additional_paths)))
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paths = sorted(set(paths) | additional_paths)
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display.info('Mapping %d changed file(s) to tests.' % len(paths))
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for path in paths:
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tests = mapper.classify(path)
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if tests is None:
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display.info('%s -> all' % path, verbosity=1)
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tests = all_tests() # not categorized, run all tests
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display.warning('Path not categorized: %s' % path)
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else:
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tests = dict((key, value) for key, value in tests.items() if value)
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if verbose_command:
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result = '%s: %s' % (verbose_command, tests.get(verbose_command) or 'none')
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# identify targeted integration tests (those which only target a single integration command)
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if 'integration' in verbose_command and tests.get(verbose_command):
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if not any('integration' in command for command in tests.keys() if command != verbose_command):
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result += ' (targeted)'
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else:
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result = '%s' % tests
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display.info('%s -> %s' % (path, result), verbosity=1)
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for command, target in tests.items():
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commands[command].add(target)
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for command in commands:
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if any(t == 'all' for t in commands[command]):
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commands[command] = set(['all'])
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commands = dict((c, sorted(commands[c])) for c in commands.keys() if commands[c])
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return commands
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class PathMapper(object):
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"""Map file paths to test commands and targets."""
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def __init__(self):
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self.integration_targets = list(walk_integration_targets())
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self.module_targets = list(walk_module_targets())
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self.compile_targets = list(walk_compile_targets())
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self.units_targets = list(walk_units_targets())
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self.sanity_targets = list(walk_sanity_targets())
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self.compile_paths = set(t.path for t in self.compile_targets)
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self.units_modules = set(t.module for t in self.units_targets if t.module)
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self.units_paths = set(a for t in self.units_targets for a in t.aliases)
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self.sanity_paths = set(t.path for t in self.sanity_targets)
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self.module_names_by_path = dict((t.path, t.module) for t in self.module_targets)
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self.integration_targets_by_name = dict((t.name, t) for t in self.integration_targets)
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self.integration_targets_by_alias = dict((a, t) for t in self.integration_targets for a in t.aliases)
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self.posix_integration_by_module = dict((m, t.name) for t in self.integration_targets
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if 'posix/' in t.aliases for m in t.modules)
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self.windows_integration_by_module = dict((m, t.name) for t in self.integration_targets
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if 'windows/' in t.aliases for m in t.modules)
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self.network_integration_by_module = dict((m, t.name) for t in self.integration_targets
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if 'network/' in t.aliases for m in t.modules)
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self.prefixes = load_integration_prefixes()
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self.python_module_utils_imports = {} # populated on first use to reduce overhead when not needed
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def get_dependent_paths(self, path):
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"""
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:type path: str
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:rtype: list[str]
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"""
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name, ext = os.path.splitext(os.path.split(path)[1])
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if path.startswith('lib/ansible/module_utils/'):
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if ext == '.py':
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return self.get_python_module_utils_usage(name)
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return []
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def get_python_module_utils_usage(self, name):
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"""
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:type name: str
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:rtype: list[str]
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"""
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if not self.python_module_utils_imports:
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display.info('Analyzing python module_utils imports...')
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before = time.time()
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self.python_module_utils_imports = get_python_module_utils_imports(self.compile_targets)
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after = time.time()
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display.info('Processed %d python module_utils in %d second(s).' % (len(self.python_module_utils_imports), after - before))
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return sorted(self.python_module_utils_imports.get(name, set()))
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def classify(self, path):
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"""
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:type path: str
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:rtype: dict[str, str] | None
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"""
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result = self._classify(path)
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# run all tests when no result given
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if result is None:
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return None
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# compile path if eligible
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if path in self.compile_paths:
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result['compile'] = path
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# run sanity on path unless result specified otherwise
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if path in self.sanity_paths and 'sanity' not in result:
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result['sanity'] = path
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return result
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def _classify(self, path):
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"""
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:type path: str
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:rtype: dict[str, str] | None
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"""
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filename = os.path.basename(path)
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name, ext = os.path.splitext(filename)
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minimal = {}
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if path.startswith('.github/'):
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return minimal
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if path.startswith('bin/'):
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return minimal
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if path.startswith('contrib/'):
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return {
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'units': 'test/units/contrib/'
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}
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if path.startswith('docs/'):
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return minimal
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if path.startswith('examples/'):
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if path == 'examples/scripts/ConfigureRemotingForAnsible.ps1':
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return {
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'windows-integration': 'connection_winrm',
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}
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return minimal
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if path.startswith('hacking/'):
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return minimal
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if path.startswith('lib/ansible/modules/'):
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module = self.module_names_by_path.get(path)
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if module:
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return {
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'units': module if module in self.units_modules else None,
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'integration': self.posix_integration_by_module.get(module) if ext == '.py' else None,
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'windows-integration': self.windows_integration_by_module.get(module) if ext == '.ps1' else None,
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'network-integration': self.network_integration_by_module.get(module),
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}
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return minimal
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if path.startswith('lib/ansible/module_utils/'):
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if ext == '.ps1':
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return {
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'windows-integration': 'all',
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}
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if ext == '.py':
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return minimal # already expanded using get_dependent_paths
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if path.startswith('lib/ansible/plugins/connection/'):
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if name == '__init__':
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return {
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'integration': 'all',
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'windows-integration': 'all',
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'network-integration': 'all',
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'units': 'test/units/plugins/connection/',
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}
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units_path = 'test/units/plugins/connection/test_%s.py' % name
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if units_path not in self.units_paths:
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units_path = None
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integration_name = 'connection_%s' % name
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if integration_name not in self.integration_targets_by_name:
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integration_name = None
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# entire integration test commands depend on these connection plugins
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if name == 'winrm':
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return {
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'windows-integration': 'all',
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'units': units_path,
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}
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if name == 'local':
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return {
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'integration': 'all',
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'network-integration': 'all',
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'units': units_path,
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}
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if name == 'network_cli':
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return {
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'network-integration': 'all',
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'units': units_path,
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}
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# other connection plugins have isolated integration and unit tests
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return {
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'integration': integration_name,
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'units': units_path,
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}
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if path.startswith('lib/ansible/plugins/terminal/'):
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if ext == '.py':
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if name in self.prefixes and self.prefixes[name] == 'network':
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network_target = 'network/%s/' % name
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if network_target in self.integration_targets_by_alias:
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return {
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'network-integration': network_target,
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'units': 'all',
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}
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display.warning('Integration tests for "%s" not found.' % network_target)
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return {
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'units': 'all',
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}
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return {
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'network-integration': 'all',
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'units': 'all',
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}
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if path.startswith('lib/ansible/utils/module_docs_fragments/'):
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return {
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'sanity': 'all',
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}
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if path.startswith('lib/ansible/'):
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return all_tests() # broad impact, run all tests
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if path.startswith('packaging/'):
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return minimal
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if path.startswith('test/compile/'):
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return {
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'compile': 'all',
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}
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if path.startswith('test/results/'):
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return minimal
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if path.startswith('test/integration/roles/'):
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return minimal
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if path.startswith('test/integration/targets/'):
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if not os.path.exists(path):
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return minimal
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target = self.integration_targets_by_name[path.split('/')[3]]
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if 'hidden/' in target.aliases:
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return {
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'integration': 'all',
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'windows-integration': 'all',
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'network-integration': 'all',
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}
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return {
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'integration': target.name if 'posix/' in target.aliases else None,
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'windows-integration': target.name if 'windows/' in target.aliases else None,
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'network-integration': target.name if 'network/' in target.aliases else None,
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}
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if path.startswith('test/integration/'):
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return {
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'integration': 'all',
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'windows-integration': 'all',
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'network-integration': 'all',
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}
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if path.startswith('test/sanity/'):
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return {
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'sanity': 'all', # test infrastructure, run all sanity checks
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}
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if path.startswith('test/units/'):
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if path in self.units_paths:
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return {
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'units': path,
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}
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# changes to files which are not unit tests should trigger tests from the nearest parent directory
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test_path = os.path.dirname(path)
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while test_path:
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if test_path + '/' in self.units_paths:
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return {
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'units': test_path + '/',
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}
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test_path = os.path.dirname(test_path)
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if path.startswith('test/runner/'):
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return all_tests() # test infrastructure, run all tests
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if path.startswith('test/utils/shippable/'):
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return all_tests() # test infrastructure, run all tests
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if path.startswith('test/utils/'):
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return minimal
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if path == 'test/README.md':
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return minimal
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if path.startswith('ticket_stubs/'):
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return minimal
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if '/' not in path:
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if path in (
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'.gitattributes',
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'.gitignore',
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'.gitmodules',
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'.mailmap',
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'tox.ini', # obsolete
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'COPYING',
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'VERSION',
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'Makefile',
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'setup.py',
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):
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return minimal
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if path in (
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'shippable.yml',
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'.coveragerc',
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):
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return all_tests() # test infrastructure, run all tests
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if path == '.yamllint':
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return {
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'sanity': 'all',
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}
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if ext in ('.md', '.rst', '.txt', '.xml', '.in'):
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return minimal
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return None # unknown, will result in fall-back to run all tests
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def all_tests():
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"""
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:rtype: dict[str, str]
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"""
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return {
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'sanity': 'all',
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'compile': 'all',
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'units': 'all',
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'integration': 'all',
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'windows-integration': 'all',
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'network-integration': 'all',
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}
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