| # Copyright 2017 The Chromium OS 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 shutil |
| import tempfile |
| import unittest |
| |
| import common |
| from autotest_lib.client.bin.result_tools import result_info |
| from autotest_lib.client.bin.result_tools import shrink_file_throttler |
| from autotest_lib.client.bin.result_tools import unittest_lib |
| from autotest_lib.client.bin.result_tools import utils_lib |
| |
| |
| ORIGINAL_SIZE_BYTE = 1000 |
| MAX_RESULT_SIZE_KB = 2 |
| FILE_SIZE_LIMIT_BYTE = 512 |
| LARGE_SIZE_BYTE = 100 * 1024 |
| |
| SUMMARY_AFTER_TRIMMING = { |
| '': {utils_lib.DIRS: [ |
| {'BUILD_INFO-HT7591A00171': { |
| utils_lib.ORIGINAL_SIZE_BYTES: ORIGINAL_SIZE_BYTE}}, |
| {'file1.xml': {utils_lib.ORIGINAL_SIZE_BYTES: ORIGINAL_SIZE_BYTE}}, |
| {'file2.jpg': {utils_lib.ORIGINAL_SIZE_BYTES: ORIGINAL_SIZE_BYTE}}, |
| {'file3.log': {utils_lib.ORIGINAL_SIZE_BYTES: ORIGINAL_SIZE_BYTE, |
| utils_lib.TRIMMED_SIZE_BYTES: FILE_SIZE_LIMIT_BYTE}}, |
| {'folder1': { |
| utils_lib.DIRS: [ |
| {'file4': { |
| utils_lib.ORIGINAL_SIZE_BYTES: ORIGINAL_SIZE_BYTE, |
| utils_lib.TRIMMED_SIZE_BYTES: FILE_SIZE_LIMIT_BYTE}}], |
| utils_lib.ORIGINAL_SIZE_BYTES: ORIGINAL_SIZE_BYTE, |
| utils_lib.TRIMMED_SIZE_BYTES: FILE_SIZE_LIMIT_BYTE}}, |
| {'test_run_details.txt': { |
| utils_lib.ORIGINAL_SIZE_BYTES: ORIGINAL_SIZE_BYTE}}], |
| utils_lib.ORIGINAL_SIZE_BYTES: 6 * ORIGINAL_SIZE_BYTE, |
| utils_lib.TRIMMED_SIZE_BYTES: ( |
| 4 * ORIGINAL_SIZE_BYTE + 2 * FILE_SIZE_LIMIT_BYTE)} |
| } |
| |
| OLD_TIME = 1498800000 |
| |
| class ShrinkFileThrottleTest(unittest.TestCase): |
| """Test class for shrink_file_throttler.throttle method.""" |
| |
| def setUp(self): |
| """Setup directory for test.""" |
| self.test_dir = tempfile.mkdtemp() |
| self.files_not_shrink = [] |
| self.files_to_shrink = [] |
| |
| build_info = os.path.join(self.test_dir, 'BUILD_INFO-HT7591A00171') |
| unittest_lib.create_file(build_info, ORIGINAL_SIZE_BYTE) |
| self.files_not_shrink.append(build_info) |
| |
| file1 = os.path.join(self.test_dir, 'file1.xml') |
| unittest_lib.create_file(file1, ORIGINAL_SIZE_BYTE) |
| self.files_not_shrink.append(file1) |
| |
| file2 = os.path.join(self.test_dir, 'file2.jpg') |
| unittest_lib.create_file(file2, ORIGINAL_SIZE_BYTE) |
| self.files_not_shrink.append(file2) |
| |
| file3 = os.path.join(self.test_dir, 'file3.log') |
| unittest_lib.create_file(file3, ORIGINAL_SIZE_BYTE) |
| self.files_to_shrink.append(file3) |
| os.utime(file3, (OLD_TIME, OLD_TIME)) |
| |
| file4 = os.path.join(self.test_dir, 'test_run_details.txt') |
| unittest_lib.create_file(file4, ORIGINAL_SIZE_BYTE) |
| self.files_not_shrink.append(file4) |
| |
| folder1 = os.path.join(self.test_dir, 'folder1') |
| os.mkdir(folder1) |
| file4 = os.path.join(folder1, 'file4') |
| unittest_lib.create_file(file4, ORIGINAL_SIZE_BYTE) |
| self.files_to_shrink.append(file4) |
| os.utime(file4, (OLD_TIME, OLD_TIME)) |
| |
| def tearDown(self): |
| """Cleanup the test directory.""" |
| shutil.rmtree(self.test_dir, ignore_errors=True) |
| |
| def testTrim(self): |
| """Test throttle method.""" |
| summary = result_info.ResultInfo.build_from_path(self.test_dir) |
| shrink_file_throttler.throttle( |
| summary, |
| max_result_size_KB=MAX_RESULT_SIZE_KB, |
| file_size_limit_byte=FILE_SIZE_LIMIT_BYTE) |
| |
| self.assertEqual(SUMMARY_AFTER_TRIMMING, summary) |
| |
| # Verify files that should not be shrunk are not changed. |
| for f in self.files_not_shrink: |
| self.assertEqual(ORIGINAL_SIZE_BYTE, os.stat(f).st_size, |
| 'File %s should not be shrank!' % f) |
| |
| # Verify files that should be shrunk are updated. |
| for f in self.files_to_shrink: |
| stat = os.stat(f) |
| self.assertTrue(FILE_SIZE_LIMIT_BYTE >= stat.st_size, |
| 'File %s is not shrank!' % f) |
| self.assertEqual(OLD_TIME, stat.st_mtime) |
| |
| |
| class MultipleShrinkFileTest(unittest.TestCase): |
| """Test class for shrink_file_throttler.throttle method for files to be |
| shrunk multiple times. |
| """ |
| |
| def setUp(self): |
| """Setup directory for test.""" |
| self.test_dir = tempfile.mkdtemp() |
| |
| self.file_to_shrink = os.path.join(self.test_dir, 'file1.txt') |
| unittest_lib.create_file(self.file_to_shrink, LARGE_SIZE_BYTE) |
| |
| def tearDown(self): |
| """Cleanup the test directory.""" |
| shutil.rmtree(self.test_dir, ignore_errors=True) |
| |
| def testTrim(self): |
| """Shrink the file twice and check its content.""" |
| summary = result_info.ResultInfo.build_from_path( |
| parent_dir=self.test_dir, name=utils_lib.ROOT_DIR, |
| top_dir=self.test_dir, parent_result_info=None) |
| shrink_file_throttler.throttle( |
| summary, max_result_size_KB=60, |
| file_size_limit_byte=50 * 1024) |
| summary = result_info.ResultInfo.build_from_path(self.test_dir) |
| shrink_file_throttler.throttle( |
| summary, max_result_size_KB=30, |
| file_size_limit_byte=25 * 1024) |
| |
| with open(self.file_to_shrink) as f: |
| content = f.read() |
| |
| original_size_string = (shrink_file_throttler.ORIGINAL_SIZE_TEMPLATE % |
| LARGE_SIZE_BYTE) |
| self.assertTrue(original_size_string in content) |
| |
| trimmed_size_string = ( |
| shrink_file_throttler.TRIMMED_FILE_INJECT_TEMPLATE % 76990) |
| self.assertTrue(trimmed_size_string in content) |
| |
| |
| # this is so the test can be run in standalone mode |
| if __name__ == '__main__': |
| """Main""" |
| unittest.main() |