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# python -m pytest test-helloworld.py
import os
import re
import glob
import json
import shutil
import xml.etree.ElementTree as ET
import pytest
from testutils import create_gui_project_file, cppcheck
__script_dir = os.path.dirname(os.path.abspath(__file__))
__proj_dir = os.path.join(__script_dir, '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)
def test_relative_path():
args = [
'--template=cppcheck1',
'helloworld'
]
ret, stdout, stderr = cppcheck(args, cwd=__script_dir)
filename = os.path.join('helloworld', 'main.c')
assert ret == 0, stdout
assert stderr == '[%s:5]: (error) Division by zero.\n' % filename
def test_local_path():
args = [
'--template=cppcheck1',
'.'
]
ret, stdout, stderr = cppcheck(args, cwd=__proj_dir)
assert ret == 0, stdout
assert stderr == '[main.c:5]: (error) Division by zero.\n'
def test_absolute_path():
args = [
'--template=cppcheck1',
__proj_dir
]
ret, stdout, stderr = cppcheck(args)
filename = os.path.join(__proj_dir, 'main.c')
assert ret == 0, stdout
assert stderr == '[%s:5]: (error) Division by zero.\n' % filename
def test_addon_local_path():
args = [
'--addon=misra',
'--enable=style',
'--template=cppcheck1',
'.'
]
ret, stdout, stderr = cppcheck(args, cwd=__proj_dir)
assert ret == 0, stdout
assert stderr == ('[main.c:5]: (error) Division by zero.\n'
'[main.c:4]: (style) misra violation (use --rule-texts=<file> to get proper output)\n')
def test_addon_local_path_not_enable():
args = [
'--addon=misra',
'--template=cppcheck1',
'.'
]
ret, stdout, stderr = cppcheck(args, cwd=__proj_dir)
assert ret == 0, stdout
assert stderr == '[main.c:5]: (error) Division by zero.\n'
def test_addon_absolute_path():
args = [
'--addon=misra',
'--enable=style',
'--template=cppcheck1',
__proj_dir
]
ret, stdout, stderr = cppcheck(args)
filename = os.path.join(__proj_dir, 'main.c')
assert ret == 0, stdout
assert stderr == ('[%s:5]: (error) Division by zero.\n'
'[%s:4]: (style) misra violation (use --rule-texts=<file> to get proper output)\n' % (filename, filename))
def test_addon_relative_path():
args = [
'--addon=misra',
'--enable=style',
'--template=cppcheck1',
'helloworld'
]
ret, stdout, stderr = cppcheck(args, cwd=__script_dir)
filename = os.path.join('helloworld', 'main.c')
assert ret == 0, stdout
assert stdout == ('Checking %s ...\n'
'Checking %s: SOME_CONFIG...\n' % (filename, filename))
assert stderr == ('[%s:5]: (error) Division by zero.\n'
'[%s:4]: (style) misra violation (use --rule-texts=<file> to get proper output)\n' % (filename, filename))
def test_addon_with_gui_project(tmp_path):
shutil.copytree(os.path.join(__script_dir, 'helloworld'), tmp_path / 'helloworld')
project_file = os.path.join('helloworld', 'test.cppcheck')
create_gui_project_file(tmp_path / project_file, paths=['.'], addon='misra')
args = [
'--template=cppcheck1',
'--enable=style',
'--project={}'.format(project_file)
]
ret, stdout, stderr = cppcheck(args, cwd=tmp_path)
filename = os.path.join('helloworld', 'main.c')
assert ret == 0, stdout
assert stdout == 'Checking %s ...\n' % filename
assert stderr == ('[%s:5]: (error) Division by zero.\n'
'[%s:4]: (style) misra violation (use --rule-texts=<file> to get proper output)\n' % (filename, filename))
def test_basepath_relative_path():
args = [
'helloworld',
'--template=cppcheck1',
'-rp=helloworld'
]
ret, stdout, stderr = cppcheck(args, cwd=__script_dir)
assert ret == 0, stdout
assert stderr == '[main.c:5]: (error) Division by zero.\n'
def test_basepath_absolute_path():
args = [
'--template=cppcheck1',
__proj_dir,
'-rp=' + __proj_dir
]
ret, stdout, stderr = cppcheck(args)
assert ret == 0, stdout
assert stderr == '[main.c:5]: (error) Division by zero.\n'
def __test_vs_project_local_path(extra_args=None, exp_vs_cfg='Debug|Win32 Debug|x64 Release|Win32 Release|x64'):
args = [
'--template=cppcheck1',
'--project=helloworld.vcxproj'
]
if extra_args:
args += extra_args
ret, stdout, stderr = cppcheck(args, cwd=__proj_dir)
assert ret == 0, stdout
assert __getVsConfigs(stdout, 'main.c') == exp_vs_cfg
assert stderr == '[main.c:5]: (error) Division by zero.\n'
def test_vs_project_local_path():
__test_vs_project_local_path()
def test_vs_project_local_path_select_one():
__test_vs_project_local_path(['--project-configuration=Release|Win32'], 'Release|Win32')
def test_vs_project_local_path_select_one_multiple():
__test_vs_project_local_path(['--project-configuration=Debug|Win32', '--project-configuration=Release|Win32'], 'Release|Win32')
def test_vs_project_local_path_no_analyze_all():
__test_vs_project_local_path(['--no-analyze-all-vs-configs'], 'Debug|Win32')
def test_vs_project_relative_path():
args = [
'--template=cppcheck1',
'--project=' + os.path.join(__proj_dir, 'helloworld.vcxproj')
]
ret, stdout, stderr = cppcheck(args, cwd=__script_dir)
filename = os.path.join(__proj_dir, 'main.c')
assert ret == 0, stdout
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():
args = [
'--template=cppcheck1',
'--project=' + os.path.join(__proj_dir, 'helloworld.vcxproj')
]
ret, stdout, stderr = cppcheck(args)
filename = os.path.join(__proj_dir, 'main.c')
assert ret == 0, stdout
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(extra_args=None, exp_vs_cfg='Debug|x64'):
args = [
'--template=cppcheck1',
'--platform=win64',
'--project=helloworld.cppcheck'
]
if extra_args:
args += extra_args
ret, stdout, stderr = cppcheck(args, cwd=__proj_dir)
assert ret == 0, stdout
assert __getVsConfigs(stdout, 'main.c') == exp_vs_cfg
assert stderr == '[main.c:5]: (error) Division by zero.\n'
def test_cppcheck_project_local_path():
__test_cppcheck_project_local_path()
@pytest.mark.xfail # TODO: no source files found
def test_cppcheck_project_local_path_select_one():
__test_cppcheck_project_local_path(['--project-configuration=Release|Win32'], 'Release|Win32')
@pytest.mark.xfail # TODO: no source files found
def test_cppcheck_project_local_path_select_one_multiple():
__test_cppcheck_project_local_path(['--project-configuration=Debug|Win32', '--project-configuration=Release|Win32'], 'Release|Win32')
def test_cppcheck_project_local_path_analyze_all():
__test_cppcheck_project_local_path(['--analyze-all-vs-configs'], 'Debug|Win32 Debug|x64 Release|Win32 Release|x64')
def test_cppcheck_project_relative_path():
args = [
'--template=cppcheck1',
'--platform=win64',
'--project=' + os.path.join('helloworld', 'helloworld.cppcheck')
]
ret, stdout, stderr = cppcheck(args, cwd=__script_dir)
filename = os.path.join('helloworld', 'main.c')
assert ret == 0, stdout
assert __getVsConfigs(stdout, filename) == 'Debug|x64'
assert stderr == '[%s:5]: (error) Division by zero.\n' % filename
def test_cppcheck_project_absolute_path():
args = [
'--template=cppcheck1',
'--platform=win64',
'--project=' + os.path.join(__proj_dir, 'helloworld.cppcheck')
]
ret, stdout, stderr = cppcheck(args)
filename = os.path.join(__proj_dir, 'main.c')
assert ret == 0, stdout
assert __getVsConfigs(stdout, filename) == 'Debug|x64'
assert stderr == '[%s:5]: (error) Division by zero.\n' % filename
def test_suppress_command_line_related():
args = [
'--suppress=zerodiv:' + os.path.join('helloworld', 'main.c'),
'helloworld'
]
ret, stdout, stderr = cppcheck(args, cwd=__script_dir)
assert ret == 0, stdout
assert stderr == ''
def test_suppress_command_line_absolute():
args = [
'--suppress=zerodiv:' + os.path.join(__proj_dir, 'main.c'),
__proj_dir
]
ret, stdout, stderr = cppcheck(args)
assert ret == 0, stdout
assert stderr == ''
def test_suppress_project_relative(tmp_path):
shutil.copytree(os.path.join(__script_dir, 'helloworld'), tmp_path / 'helloworld')
project_file = os.path.join('helloworld', 'test.cppcheck')
create_gui_project_file(tmp_path / project_file,
paths=['.'],
suppressions=[{'fileName':'main.c', 'id':'zerodiv'}])
args = [
'--project={}'.format(project_file)
]
ret, stdout, stderr = cppcheck(args, cwd=tmp_path)
assert ret == 0, stdout
assert stderr == ''
def test_suppress_project_absolute(tmp_path):
shutil.copytree(os.path.join(__script_dir, 'helloworld'), tmp_path / 'helloworld')
project_file = tmp_path / 'helloworld' / 'test.cppcheck'
create_gui_project_file(project_file,
paths=['.'],
suppressions=[{'fileName':'main.c', 'id':'zerodiv'}])
args = [
'--project={}'.format(project_file)
]
ret, stdout, stderr = cppcheck(args)
assert ret == 0, stdout
assert stderr == ''
def test_exclude():
args = [
'-i' + 'helloworld',
'--platform=win64',
'--project=' + os.path.join('helloworld', 'helloworld.cppcheck')
]
ret, stdout, _ = cppcheck(args, cwd=__script_dir)
assert ret == 1
lines = stdout.splitlines()
assert lines == [
'cppcheck: error: no C or C++ source files found.',
'cppcheck: all paths were ignored'
]
def test_build_dir_dump_output(tmpdir):
args = [
f'--cppcheck-build-dir={tmpdir}',
'--addon=misra',
'helloworld'
]
cppcheck(args)
cppcheck(args)
filename = f'{tmpdir}/main.a1.*.dump'
filelist = glob.glob(filename)
assert(len(filelist) == 0)
def test_checkers_report(tmpdir):
filename = os.path.join(tmpdir, '1.txt')
args = [
f'--checkers-report={filename}',
'--no-cppcheck-build-dir', # TODO: remove this
'helloworld'
]
cppcheck(args, cwd=__script_dir)
with open(filename, 'rt') as f:
data = f.read().splitlines()
assert 'No CheckAutoVariables::assignFunctionArg require:style,warning' in data, json.dumps(data, indent=4)
assert 'Yes CheckAutoVariables::autoVariables' in data, json.dumps(data, indent=4)
args += [
'--enable=style'
]
cppcheck(args, cwd=__script_dir)
with open(filename, 'rt') as f:
data = f.read().splitlines()
# checker has been activated by --enable=style
assert 'Yes CheckAutoVariables::assignFunctionArg' in data, json.dumps(data, indent=4)
def test_missing_include_system(): # #11283
args = [
'--enable=missingInclude',
'--suppress=zerodiv',
'--template=simple',
'helloworld'
]
_, _, stderr = cppcheck(args, cwd=__script_dir)
assert stderr.replace('\\', '/') == 'helloworld/main.c:1:0: information: Include file: <stdio.h> not found. Please note: Cppcheck does not need standard library headers to get proper results. [missingIncludeSystem]\n'
def test_sarif():
args = [
'--output-format=sarif',
'helloworld'
]
ret, stdout, stderr = cppcheck(args, cwd=__script_dir)
assert ret == 0, stdout
res = json.loads(stderr)
assert res['version'] == '2.1.0'
assert res['runs'][0]['results'][0]['locations'][0]['physicalLocation']['artifactLocation']['uri'] == 'helloworld/main.c'
assert res['runs'][0]['results'][0]['ruleId'] == 'zerodiv'
assert res['runs'][0]['tool']['driver']['rules'][0]['id'] == 'zerodiv'
assert res['runs'][0]['tool']['driver']['rules'][0]['properties']['precision'] == 'high'
assert res['runs'][0]['tool']['driver']['rules'][0]['properties']['security-severity'] == '9.9'
assert 'security' in res['runs'][0]['tool']['driver']['rules'][0]['properties']['tags']
assert re.match(r'[0-9]+(.[0-9]+)+', res['runs'][0]['tool']['driver']['semanticVersion'])
assert 'level' in res['runs'][0]['tool']['driver']['rules'][0]['defaultConfiguration'] # #13885
def test_xml_checkers_report():
test_file = os.path.join(__proj_dir, 'main.c')
args = ['--xml-version=3', '--enable=all', test_file]
exitcode, _, stderr = cppcheck(args)
assert exitcode == 0
assert ET.fromstring(stderr) is not None
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