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tests/iwyu.py: print diff if descrepancy is found

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josch
2014-09-20 14:39:24 +02:00
parent e10ed72a48
commit 122db2ed82
1 changed files with 8 additions and 3 deletions
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11
tests/iwyu.py
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@@ -4,18 +4,23 @@ from __future__ import print_function
import json import json
import subprocess import subprocess
import shlex
with open("compile_commands.json", "r") as f: with open("compile_commands.json", "r") as f:
tunits = json.load(f) tunits = json.load(f)
result = 0 result = 0
for tu in tunits: for tu in tunits:
_,rest = tu["command"].split(" ",1) _,cmd = tu["command"].split(" ",1)
cmd = "%s %s"%("iwyu", cmd)
cmd = shlex.split(cmd)
# iwyu does not distinguish between different outcomes of its check # iwyu does not distinguish between different outcomes of its check
# so instead, we grep its stderr output # so instead, we grep its stderr output
# see http://code.google.com/p/include-what-you-use/issues/detail?id=157 # see http://code.google.com/p/include-what-you-use/issues/detail?id=157
ret = subprocess.call("%s %s 2>&1 | grep \"has correct #\""%("iwyu", rest), shell=True) ret = subprocess.Popen(cmd, stderr=subprocess.PIPE)
if ret != 0: _,ret = ret.communicate()
if "has correct #" not in ret:
result += 1 result += 1
print(ret)
exit(result) exit(result)