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#!/usr/bin/env python
# Copyright (c) 2012 Google Inc. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""
Make sure we don't cause unnecessary builds due to import libs appearing
to be out of date.
"""
from __future__ import print_function
import TestGyp
import os
import sys
import time
if sys.platform == 'win32':
test = TestGyp.TestGyp(formats=['msvs', 'ninja'])
if not os.environ.get('ProgramFiles(x86)'):
# TODO(scottmg)
print('Skipping test on x86, http://crbug.com/365833')
test.pass_test()
CHDIR = 'importlib'
test.run_gyp('importlib.gyp', chdir=CHDIR)
test.build('importlib.gyp', test.ALL, chdir=CHDIR)
# Delay briefly so that there's time for this touch not to have the
# timestamp as the previous run.
test.sleep()
# Touch the .cc file; the .dll will rebuild, but the import libs timestamp
# won't be updated.
test.touch('importlib/has-exports.cc')
test.build('importlib.gyp', 'test_importlib', chdir=CHDIR)
# This is the important part. The .dll above will relink and have an updated
# timestamp, however the import .libs timestamp won't be updated. So, we
# have to handle restating inputs in ninja so the final binary doesn't
# continually relink (due to thinking the .lib isn't up to date).
test.up_to_date('importlib.gyp', test.ALL, chdir=CHDIR)
test.pass_test()