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|
"""
Code coverage report generator for Ost
"""
import optparse
import glob
import os, os.path
def Which(program_name):
"""
emulate unit which program
"""
for path in os.environ['PATH'].split(os.pathsep):
path=os.path.expanduser(os.path.expandvars(path))
full=os.path.join(path, program_name)
if os.path.exists(full) and os.access(full, os.X_OK):
return full
return None
def SubDirsOf(directory):
directories=[]
for d in glob.glob(os.path.join(directory, '*')):
if os.path.isdir(d):
directories.append(os.path.basename(d))
return directories
def ListModules():
return ','.join(SubDirsOf('modules'))
def ParseOptions():
parser=optparse.OptionParser()
parser.add_option('-m', '--modules', dest='modules',
help='modules to test, separated by \',\'')
parser.add_option('-o', '--output-directory', dest='output_dir',
type='string', help='output directory')
parser.set_defaults(modules=ListModules())
parser.set_defaults(output_dir='LCOV')
(options, args)=parser.parse_args()
options.modules=options.modules.split(',')
return options
def CheckLCOV():
if not Which('lcov'):
print('please install lcov to run this script')
sys.exit(-1)
CheckLCOV()
opts=ParseOptions()
def Print(message):
print('~~~~~~')
print('| * |', message)
print('~~~~~~')
def RemoveFiles(directory, extension):
glob_pattern='*.%s' % extension
for f in glob.glob(os.path.join(directory, glob_pattern)):
os.unlink(f)
def Cleanup(modules):
for module in modules:
sub_dirs=SubDirsOf(os.path.join('modules', module))
for sub_dir in sub_dirs:
RemoveFiles(os.path.join('modules',module, sub_dir), 'gcda')
def RunLCOV(module):
Print('Running Tests for %s' % module)
sub_dirs=SubDirsOf(os.path.join('modules', module))
for sub_dir in sub_dirs:
if sub_dir=='pymod':
continue
full_dir=os.path.join('modules', module, sub_dir)
out='lcov-tmp/%s_%s.info' % (module, sub_dir)
cmd='lcov --capture --b . --directory "%s" -o "%s"' % (full_dir, out)
os.system(cmd+' > /dev/null')
files_to_merge=glob.glob('lcov-tmp/%s_*.info' % module)
output_name='lcov-tmp/%s_merge.info' % module
merge_cmd='lcov %s -o %s' % (' '.join(['-a %s' % f for f in files_to_merge]),
output_name)
os.system(merge_cmd+' > /dev/null')
libs_to_remove=['"*/boost/*"', '"/usr/*"', '"/opt*"']
remove_cmd='lcov -r %s %s -o %s ' % (output_name, ' '.join(libs_to_remove),
output_name)
os.system(remove_cmd+' > /dev/null')
def MergeAll(modules):
filtered_modules=[]
for f in modules:
if os.access('lcov-tmp/%s_merge.info' % f, os.F_OK):
filtered_modules.append(f)
f=' '.join(['-a lcov-tmp/%s_merge.info' % f for f in filtered_modules])
merge_cmd='lcov %s -o %s' % (f, 'lcov-tmp/merge.info')
os.system(merge_cmd+' > /dev/null')
def GenReport(output_dir):
os.system('rm -rf LCOV')
cmd='genhtml -o %s lcov-tmp/merge.info' % (output_dir)
os.system(cmd+'> /dev/null')
def RunTests(modules):
try:
os.mkdir('lcov-tmp')
except:
pass
for module in modules:
test_dir=os.path.join('modules', module, 'tests')
if os.path.exists(test_dir):
test_binary=os.path.join(os.path.join(test_dir, 'tests'))
if os.path.exists(test_binary) and os.access(test_binary, os.X_OK):
print('running tests for module', module)
Cleanup(modules)
cmd='cd "%s"; ./tests' % test_dir
os.system(cmd)
RunLCOV(module)
MergeAll(modules)
Print('recompiling project with --test-coverage, if neccessary')
os.system('scons --test-coverage unit_tests > /dev/null')
RunTests(opts.modules)
Print('Generating report in HTML format')
GenReport(opts.output_dir)
|
