cppcheck/test/cli/test-helloworld.py

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# python -m pytest test-helloworld.py
import os
import re
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from testutils import create_gui_project_file, cppcheck
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# Run Cppcheck from project path
def cppcheck_local(args):
cwd = os.getcwd()
os.chdir('1-helloworld')
ret, stdout, stderr = cppcheck(args)
os.chdir(cwd)
return (ret, stdout, stderr)
def getRelativeProjectPath():
return '1-helloworld'
def getAbsoluteProjectPath():
return os.path.join(os.getcwd(), '1-helloworld')
# Get Visual Studio configurations checking a file
# Checking {file} {config}...
def getVsConfigs(stdout, filename):
ret = []
for line in stdout.split('\n'):
if not line.startswith('Checking %s ' % (filename)):
continue
if not line.endswith('...'):
continue
res = re.match(r'.* ([A-Za-z0-9|]+)...', line)
if res:
ret.append(res.group(1))
ret.sort()
return ' '.join(ret)
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def test_relative_path():
ret, stdout, stderr = cppcheck('1-helloworld')
filename = os.path.join('1-helloworld', 'main.c')
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assert ret == 0
assert stdout == 'Checking %s ...\n' % (filename)
assert stderr == '[%s:5]: (error) Division by zero.\n' % (filename)
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def test_local_path():
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ret, stdout, stderr = cppcheck_local('.')
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assert ret == 0
assert stdout == 'Checking main.c ...\n'
assert stderr == '[main.c:5]: (error) Division by zero.\n'
def test_absolute_path():
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prjpath = getAbsoluteProjectPath()
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ret, stdout, stderr = cppcheck(prjpath)
filename = os.path.join(prjpath, 'main.c')
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assert ret == 0
assert stdout == 'Checking %s ...\n' % (filename)
assert stderr == '[%s:5]: (error) Division by zero.\n' % (filename)
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def test_addon_local_path():
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ret, stdout, stderr = cppcheck_local('--addon=misra .')
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assert ret == 0
assert stdout == 'Checking main.c ...\n'
assert stderr == ('[main.c:5]: (error) Division by zero.\n'
'[main.c:1]: (style) misra violation (use --rule-texts=<file> to get proper output)\n')
def test_addon_absolute_path():
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prjpath = getAbsoluteProjectPath()
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ret, stdout, stderr = cppcheck('--addon=misra %s' % (prjpath))
filename = os.path.join(prjpath, 'main.c')
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assert ret == 0
assert stdout == 'Checking %s ...\n' % (filename)
assert stderr == ('[%s:5]: (error) Division by zero.\n'
'[%s:1]: (style) misra violation (use --rule-texts=<file> to get proper output)\n' % (filename, filename))
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def test_addon_relative_path():
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prjpath = getRelativeProjectPath()
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ret, stdout, stderr = cppcheck('--addon=misra %s' % (prjpath))
filename = os.path.join(prjpath, 'main.c')
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assert ret == 0
assert stdout == 'Checking %s ...\n' % (filename)
assert stderr == ('[%s:5]: (error) Division by zero.\n'
'[%s:1]: (style) misra violation (use --rule-texts=<file> to get proper output)\n' % (filename, filename))
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def test_addon_relative_path():
project_file = '1-helloworld/test.cppcheck'
create_gui_project_file(project_file, paths=['.'], addon='misra')
ret, stdout, stderr = cppcheck('--project=%s' % (project_file))
filename = os.path.join('1-helloworld', 'main.c')
assert ret == 0
assert stdout == 'Checking %s ...\n' % (filename)
assert stderr == ('[%s:5]: (error) Division by zero.\n'
'[%s:1]: (style) misra violation (use --rule-texts=<file> to get proper output)\n' % (filename, filename))
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def test_basepath_relative_path():
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prjpath = getRelativeProjectPath()
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ret, stdout, stderr = cppcheck('%s -rp=%s' % (prjpath, prjpath))
filename = os.path.join(prjpath, 'main.c')
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assert ret == 0
assert stdout == 'Checking %s ...\n' % (filename)
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assert stderr == '[main.c:5]: (error) Division by zero.\n'
def test_basepath_absolute_path():
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prjpath = getAbsoluteProjectPath()
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ret, stdout, stderr = cppcheck('%s -rp=%s' % (prjpath, prjpath))
filename = os.path.join(prjpath, 'main.c')
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assert ret == 0
assert stdout == 'Checking %s ...\n' % (filename)
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assert stderr == '[main.c:5]: (error) Division by zero.\n'
def test_vs_project_local_path():
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ret, stdout, stderr = cppcheck_local('--project=helloworld.vcxproj')
assert ret == 0
assert getVsConfigs(stdout, 'main.c') == 'Debug|Win32 Debug|x64 Release|Win32 Release|x64'
assert stderr == '[main.c:5]: (error) Division by zero.\n'
def test_vs_project_relative_path():
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prjpath = getRelativeProjectPath()
ret, stdout, stderr = cppcheck('--project=%s' % (os.path.join(prjpath, 'helloworld.vcxproj')))
filename = os.path.join(prjpath, 'main.c')
assert ret == 0
assert getVsConfigs(stdout, filename) == 'Debug|Win32 Debug|x64 Release|Win32 Release|x64'
assert stderr == '[%s:5]: (error) Division by zero.\n' % (filename)
def test_vs_project_absolute_path():
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prjpath = getAbsoluteProjectPath()
ret, stdout, stderr = cppcheck('--project=%s' % (os.path.join(prjpath, 'helloworld.vcxproj')))
filename = os.path.join(prjpath, 'main.c')
assert ret == 0
assert getVsConfigs(stdout, filename) == 'Debug|Win32 Debug|x64 Release|Win32 Release|x64'
assert stderr == '[%s:5]: (error) Division by zero.\n' % (filename)
def test_cppcheck_project_local_path():
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ret, stdout, stderr = cppcheck_local('--platform=win64 --project=helloworld.cppcheck')
assert ret == 0
assert getVsConfigs(stdout, 'main.c') == 'Debug|x64'
assert stderr == '[main.c:5]: (error) Division by zero.\n'
def test_cppcheck_project_relative_path():
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prjpath = getRelativeProjectPath()
ret, stdout, stderr = cppcheck('--platform=win64 --project=%s' % (os.path.join(prjpath, 'helloworld.cppcheck')))
filename = os.path.join(prjpath, 'main.c')
assert ret == 0
assert getVsConfigs(stdout, filename) == 'Debug|x64'
assert stderr == '[%s:5]: (error) Division by zero.\n' % (filename)
def test_cppcheck_project_absolute_path():
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prjpath = getAbsoluteProjectPath()
ret, stdout, stderr = cppcheck('--platform=win64 --project=%s' % (os.path.join(prjpath, 'helloworld.cppcheck')))
filename = os.path.join(prjpath, 'main.c')
assert ret == 0
assert getVsConfigs(stdout, filename) == 'Debug|x64'
assert stderr == '[%s:5]: (error) Division by zero.\n' % (filename)
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def test_suppress_command_line():
prjpath = getRelativeProjectPath()
ret, stdout, stderr = cppcheck('--suppress=zerodiv:%s %s' % (os.path.join(prjpath, 'main.c'), prjpath))
assert ret == 0
assert stderr == ''
prjpath = getAbsoluteProjectPath()
ret, stdout, stderr = cppcheck('--suppress=zerodiv:%s %s' % (os.path.join(prjpath, 'main.c'), prjpath))
assert ret == 0
assert stderr == ''
def test_suppress_project():
project_file = os.path.join('1-helloworld', 'test.cppcheck')
create_gui_project_file(project_file,
paths=['.'],
suppressions=[{'fileName':'main.c', 'id':'zerodiv'}])
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# Relative path
ret, stdout, stderr = cppcheck('--project=%s' % (project_file))
assert ret == 0
assert stderr == ''
# Absolute path
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ret, stdout, stderr = cppcheck('--project=%s' % (os.path.join(os.getcwd(), '1-helloworld', 'test.cppcheck')))
assert ret == 0
assert stderr == ''