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depot_tools/tests/gn_helper_test.py

91 lines
2.9 KiB
Python

#!/usr/bin/env vpython3
# Copyright (c) 2024 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import os
import sys
import unittest
ROOT_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
sys.path.insert(0, ROOT_DIR)
import gn_helper
from testing_support import trial_dir
def write(filename, content):
"""Writes the content of a file and create the directories as needed."""
filename = os.path.abspath(filename)
dirname = os.path.dirname(filename)
if not os.path.isdir(dirname):
os.makedirs(dirname)
with open(filename, 'w') as f:
f.write(content)
class GnHelperTest(trial_dir.TestCase):
def setUp(self):
super().setUp()
self.previous_dir = os.getcwd()
os.chdir(self.root_dir)
def tearDown(self):
os.chdir(self.previous_dir)
super().tearDown()
def test_lines(self):
write('.gn', '')
out_dir = os.path.join('out', 'dir')
# Make sure nested import directives work. This is based on the
# reclient test.
write(os.path.join(out_dir, 'args.gn'), 'import("//out/common.gni")')
write(os.path.join('out', 'common.gni'), 'import("common_2.gni")')
write(os.path.join('out', 'common_2.gni'), 'use_remoteexec=true')
lines = list(gn_helper.lines(out_dir))
# The test will only pass if both imports work and
# 'use_remoteexec=true' is seen.
self.assertListEqual(lines, [
'use_remoteexec=true',
])
def test_args(self):
write('.gn', '')
out_dir = os.path.join('out', 'dir')
# Make sure nested import directives work. This is based on the
# reclient test.
write(os.path.join(out_dir, 'args.gn'), 'import("//out/common.gni")')
write(os.path.join('out', 'common.gni'), 'import("common_2.gni")')
write(os.path.join('out', 'common_2.gni'), 'use_remoteexec=true')
lines = list(gn_helper.args(out_dir))
# The test will only pass if both imports work and
# 'use_remoteexec=true' is seen.
self.assertListEqual(lines, [
('use_remoteexec', 'true'),
])
def test_args_spaces(self):
write('.gn', '')
out_dir = os.path.join('out', 'dir')
# Make sure nested import directives work. This is based on the
# reclient test.
write(os.path.join(out_dir, 'args.gn'), 'import("//out/common.gni")')
write(os.path.join('out', 'common.gni'), 'import("common_2.gni")')
write(os.path.join('out', 'common_2.gni'), ' use_remoteexec = true ')
lines = list(gn_helper.args(out_dir))
# The test will only pass if both imports work and
# 'use_remoteexec=true' is seen.
self.assertListEqual(lines, [
('use_remoteexec', 'true'),
])
if __name__ == '__main__':
unittest.main()