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#!/usr/bin/env python3
# Copyright 2025 The Chromium Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import generate_code_cache
import json
import os
import shutil
import sys
import tempfile
import unittest
_HERE_DIR = os.path.dirname(__file__)
_BUILD_DIR = os.environ['CHROMIUM_BUILD_DIRECTORY']
class GenerateCodeCacheTest(unittest.TestCase):
def setUp(self):
self._out_dir = tempfile.mkdtemp(dir=_HERE_DIR)
def tearDown(self):
shutil.rmtree(self._out_dir)
def _read_file(self, path):
with open(path, 'r', encoding='utf-8') as file:
return file.read()
def _run_test(self, in_files):
manifest_path = os.path.join(self._out_dir, "manifest.json")
util_path = os.path.join(_HERE_DIR, "tests", "generate_code_cache",
"code_cache_generator_test_util.py")
args = [
"--util_path",
os.path.join(_BUILD_DIR, "code_cache_generator"),
"--in_folder",
os.path.join(_HERE_DIR, "tests", "generate_code_cache"),
"--in_files",
*in_files,
"--out_folder",
self._out_dir,
"--out_manifest",
manifest_path,
]
generate_code_cache.main(args)
manifest_data = json.loads(self._read_file(manifest_path))
self.assertEqual(manifest_data['base_dir'], self._out_dir)
for in_file in in_files:
out_code_cache_file = f'{in_file}.code_cache'
self.assertTrue(
os.path.isfile(os.path.join(self._out_dir, out_code_cache_file)))
self.assertTrue(out_code_cache_file in manifest_data['files'])
def testGenerateCodeCacheModuleBasic(self):
self._run_test(["module_basic.js"])
def testGenerateCodeCacheModuleWithDeps(self):
self._run_test(["module_with_deps.js"])
def testGenerateCodeCacheMultipleModules(self):
self._run_test(["module_basic.js", "module_with_deps.js"])
if __name__ == "__main__":
unittest.main()
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