cppcheck/addons/test/test-misra.py

62 lines
1.9 KiB
Python

# python -m pytest addons/test/test-misra.py
import pytest
import sys
try:
from cStringIO import StringIO
except ImportError:
from io import StringIO
class Capturing(object):
def __enter__(self):
self._stdout = sys.stdout
sys.stdout = self._stringio = StringIO()
self.captured = []
return self
def __exit__(self, *args):
self.captured.extend(self._stringio.getvalue().splitlines())
del self._stringio # free up some memory
sys.stdout = self._stdout
@pytest.fixture
def checker():
from addons.misra import MisraChecker, MisraSettings, get_args
args = get_args()
settings = MisraSettings(args)
return MisraChecker(settings)
def test_loadRuleTexts_structure(checker):
checker.loadRuleTexts("./addons/test/assets/misra_rules_structure.txt")
assert(checker.ruleTexts.get(101, None) is None)
assert(checker.ruleTexts[102].text == "Rule text.")
assert(checker.ruleTexts.get(103, None) is None)
def test_loadRuleTexts_empty_lines(checker):
checker.loadRuleTexts("./addons/test/assets/misra_rules_empty_lines.txt")
assert(len(checker.ruleTexts) == 3)
assert(len(checker.ruleTexts[102].text) == len("Rule text."))
def test_loadRuleTexts_mutiple_lines(checker):
checker.loadRuleTexts("./addons/test/assets/misra_rules_multiple_lines.txt")
assert(checker.ruleTexts[101].text == "Multiple lines text.")
assert(checker.ruleTexts[102].text == "Multiple lines text.")
assert(checker.ruleTexts[103].text == "Multiple lines text.")
assert(checker.ruleTexts[104].text == "Should")
assert(checker.ruleTexts[105].text == "Should")
assert(checker.ruleTexts[106].text == "Should")
def test_verifyRuleTexts(checker):
checker.loadRuleTexts("./addons/test/assets/misra_rules_dummy.txt")
with Capturing() as output:
checker.verifyRuleTexts()
captured = ''.join(output.captured)
assert("21.3" not in captured)
assert("1.3" in captured)