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Misra: Added verification code in the script to simplify testing

This commit is contained in:
Daniel Marjamäki 2017-04-14 11:20:20 +02:00
parent 174bcc8d34
commit 9c8fc6253a
2 changed files with 36 additions and 7 deletions
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6
addons/misra-test.c
View File

@ -1,7 +1,5 @@
/*
~/cppcheck/cppcheck --dump misra-test.c
python misra.py misra-test.c.dump
*/
// To test:
// ~/cppcheck/cppcheck --dump misra-test.c && python misra.py -verify misra-test.c.dump
typedef unsigned char u8;

37
addons/misra.py
View File

@ -15,9 +15,15 @@ import cppcheckdata
import sys
import re
VERIFY = False
VERIFY_EXPECTED = []
VERIFY_ACTUAL = []
def reportError(token, num1, num2):
sys.stderr.write(
'[' + token.file + ':' + str(token.linenr) + '] misra ' + str(num1) + '.' + str(num2) + ' violation\n')
if VERIFY:
VERIFY_ACTUAL.append(str(token.linenr) + ':' + str(num1) + '.' + str(num2))
else:
sys.stderr.write('[' + token.file + ':' + str(token.linenr) + '] misra ' + str(num1) + '.' + str(num2) + ' violation\n')
# Platform
# TODO get this from dump
@ -439,10 +445,26 @@ def misra_16_3(rawTokens):
elif token.str == 'case' and state != 2:
reportError(token, 16, 3)
if '-verify' in sys.argv[1:]:
VERIFY = True
for arg in sys.argv[1:]:
print('Checking ' + arg + '...')
if not arg.endswith('.dump'):
continue
data = cppcheckdata.parsedump(arg)
if VERIFY:
VERIFY_ACTUAL = []
VERIFY_EXPECTED = []
for tok in data.rawTokens:
if tok.str.startswith('//') and tok.str.find('TODO')<0:
for word in tok.str[2:].split(' '):
if re.match(r'[0-9]+\.[0-9]+', word):
VERIFY_EXPECTED.append(str(tok.linenr) + ':' + word)
else:
print('Checking ' + arg + '...')
cfgNumber = 0
for cfg in data.configurations:
@ -478,3 +500,12 @@ for arg in sys.argv[1:]:
if cfgNumber == 1:
misra_16_3(data.rawTokens)
if VERIFY:
for expected in VERIFY_EXPECTED:
if not expected in VERIFY_ACTUAL:
print('Expected but not seen: ' + expected)
sys.exit(1)
for actual in VERIFY_ACTUAL:
if not actual in VERIFY_EXPECTED:
print('Not expected: ' + actual)
sys.exit(1)