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ansible/test/runner/lib/cover.py

166 lines
4.4 KiB
Python

"""Code coverage utilities."""
from __future__ import absolute_import, print_function
import os
import re
from lib.target import (
walk_module_targets,
)
from lib.util import (
display,
ApplicationError,
EnvironmentConfig,
run_command,
)
from lib.executor import (
Delegate,
install_command_requirements,
)
COVERAGE_DIR = 'test/results/coverage'
COVERAGE_FILE = os.path.join(COVERAGE_DIR, 'coverage')
def command_coverage_combine(args):
"""Patch paths in coverage files and merge into a single file.
:type args: CoverageConfig
"""
coverage = initialize_coverage(args)
modules = dict((t.module, t.path) for t in list(walk_module_targets()))
coverage_files = [os.path.join(COVERAGE_DIR, f) for f in os.listdir(COVERAGE_DIR)
if f.startswith('coverage') and f != 'coverage']
arc_data = {}
ansible_path = os.path.abspath('lib/ansible/') + '/'
root_path = os.getcwd() + '/'
counter = 0
for coverage_file in coverage_files:
counter += 1
display.info('[%4d/%4d] %s' % (counter, len(coverage_files), coverage_file), verbosity=2)
original = coverage.CoverageData()
if os.path.getsize(coverage_file) == 0:
display.warning('Empty coverage file: %s' % coverage_file)
continue
try:
original.read_file(coverage_file)
except Exception as ex: # pylint: disable=locally-disabled, broad-except
display.error(str(ex))
continue
for filename in original.measured_files():
arcs = set(original.arcs(filename))
if '/ansible_modlib.zip/ansible/' in filename:
new_name = re.sub('^.*/ansible_modlib.zip/ansible/', ansible_path, filename)
display.info('%s -> %s' % (filename, new_name), verbosity=3)
filename = new_name
elif '/ansible_module_' in filename:
module = re.sub('^.*/ansible_module_(?P<module>.*).py$', '\\g<module>', filename)
new_name = os.path.abspath(modules[module])
display.info('%s -> %s' % (filename, new_name), verbosity=3)
filename = new_name
elif filename.startswith('/root/ansible/'):
new_name = re.sub('^/.*?/ansible/', root_path, filename)
display.info('%s -> %s' % (filename, new_name), verbosity=3)
filename = new_name
if filename not in arc_data:
arc_data[filename] = set()
arc_data[filename].update(arcs)
updated = coverage.CoverageData()
for filename in arc_data:
if not os.path.isfile(filename):
display.warning('Invalid coverage path: %s' % filename)
continue
updated.add_arcs({filename: list(arc_data[filename])})
if not args.explain:
updated.write_file(COVERAGE_FILE)
def command_coverage_report(args):
"""
:type args: CoverageConfig
"""
command_coverage_combine(args)
run_command(args, ['coverage', 'report'])
def command_coverage_html(args):
"""
:type args: CoverageConfig
"""
command_coverage_combine(args)
run_command(args, ['coverage', 'html', '-d', 'test/results/reports/coverage'])
def command_coverage_xml(args):
"""
:type args: CoverageConfig
"""
command_coverage_combine(args)
run_command(args, ['coverage', 'xml', '-o', 'test/results/reports/coverage.xml'])
def command_coverage_erase(args):
"""
:type args: CoverageConfig
"""
initialize_coverage(args)
for name in os.listdir(COVERAGE_DIR):
if not name.startswith('coverage'):
continue
path = os.path.join(COVERAGE_DIR, name)
if not args.explain:
os.remove(path)
def initialize_coverage(args):
"""
:type args: CoverageConfig
:rtype: coverage
"""
if args.delegate:
raise Delegate()
if args.requirements:
install_command_requirements(args)
try:
import coverage
except ImportError:
coverage = None
if not coverage:
raise ApplicationError('You must install the "coverage" python module to use this command.')
return coverage
class CoverageConfig(EnvironmentConfig):
"""Configuration for the coverage command."""
def __init__(self, args):
"""
:type args: any
"""
super(CoverageConfig, self).__init__(args, 'coverage')