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# python -m pytest metrics_test.py
import os
from testutils import cppcheck
__script_dir = os.path.dirname(os.path.abspath(__file__))
__addon_output = """
{"metric":{"fileName":"1.cpp","function":"write","id":"HISCall","lineNumber":6,"value":2}}
{"metric":{"fileName":"1.cpp","function":"write","id":"HISGoto","lineNumber":6,"value":0}}
{"metric":{"fileName":"1.cpp","function":"write","id":"HISLevel","lineNumber":6,"value":2}}
{"metric":{"fileName":"1.cpp","function":"write","id":"HISParam","lineNumber":6,"value":2}}
{"metric":{"fileName":"1.cpp","function":"write","id":"HISPath","lineNumber":6,"value":3}}
{"metric":{"fileName":"1.cpp","function":"write","id":"HISReturn","lineNumber":6,"value":0}}
{"metric":{"fileName":"1.cpp","function":"write","id":"HISStmt","lineNumber":6,"value":15}}
{"metric":{"fileName":"1.cpp","function":"write","id":"cyclomaticComplexity","lineNumber":6,"value":3}}
"""
__addon_source = f'print("""{__addon_output}""")'
__expected_xml = [
'<metric fileName="1.cpp" function="write" id="HISCall" lineNumber="6" value="2"/>',
'<metric fileName="1.cpp" function="write" id="HISGoto" lineNumber="6" value="0"/>',
'<metric fileName="1.cpp" function="write" id="HISLevel" lineNumber="6" value="2"/>',
'<metric fileName="1.cpp" function="write" id="HISParam" lineNumber="6" value="2"/>',
'<metric fileName="1.cpp" function="write" id="HISPath" lineNumber="6" value="3"/>',
'<metric fileName="1.cpp" function="write" id="HISReturn" lineNumber="6" value="0"/>',
'<metric fileName="1.cpp" function="write" id="HISStmt" lineNumber="6" value="15"/>',
'<metric fileName="1.cpp" function="write" id="cyclomaticComplexity" lineNumber="6" value="3"/>'
]
def __create_addon(tmpdir):
path = os.path.join(tmpdir, 'addon.py')
with open(path, 'w') as file:
file.write(__addon_source)
return path
def __create_source_file(tmpdir):
path = os.path.join(tmpdir, 'test.c')
with open(path, 'w') as _:
pass
return path
def test_dummy_metrics_xml_report(tmpdir):
output_file = os.path.join(tmpdir, "results.xml")
source_path = __create_source_file(tmpdir)
addon_path = __create_addon(tmpdir)
args = [
f'--output-file={output_file}',
f'--addon={addon_path}',
'--xml-version=3',
source_path
]
ret, stdout, stderr = cppcheck(args)
assert ret == 0
assert stderr == ''
assert stdout == f'Checking {source_path} ...\n'
with open(output_file, 'r') as file:
xml = file.read()
for expected in __expected_xml:
assert xml.find(expected) >= 0
def test_dummy_metrics_stdout(tmpdir):
source_path = __create_source_file(tmpdir)
addon_path = __create_addon(tmpdir)
args = [
f'--addon={addon_path}',
'--xml-version=3',
source_path
]
ret, stdout, stderr = cppcheck(args)
assert ret == 0
assert stdout == f'Checking {source_path} ...\n'
for expected in __expected_xml:
assert stderr.find(expected) >= 0
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