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#!/usr/bin/env vpython3
# 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.
"""Unittest for google_storage_helper.py.
Example usage:
vpython3 google_storage_helper_test.py
"""
import os
import sys
import time
import unittest
from unittest import mock
import google_storage_helper as helper # pylint: disable=import-error
from parameterized import parameterized # pylint: disable=import-error
LIB_PATH = os.path.join(os.path.dirname(__file__), os.pardir, os.pardir)
sys.path.append(LIB_PATH)
DIR_SOURCE_ROOT = os.environ.get(
'CHECKOUT_SOURCE_ROOT',
os.path.abspath(
os.path.join(os.path.dirname(__file__), os.pardir, os.pardir, os.pardir,
os.pardir)))
DEVIL_PATH = os.path.join(DIR_SOURCE_ROOT, 'third_party', 'catapult', 'devil')
if DEVIL_PATH not in sys.path:
sys.path.append(DEVIL_PATH)
from devil.utils import cmd_helper
class GoogleStorageHelperTest(unittest.TestCase):
@parameterized.expand([
(
'empty_bucket_name',
'',
'',
),
(
'bucket_name_with_gs',
'gs://foo/bar',
'foo/bar',
),
(
'bucket_name_with_gs_end_slash',
'gs://foo/bar/',
'foo/bar',
),
(
'bucket_name_no_gs',
'foo/bar',
'foo/bar',
),
(
'bucket_name_no_gs_end_slash',
'gs://foo/bar/',
'foo/bar',
),
])
def test_format_bucket_name(self, _, bucket, expected):
got = helper._format_bucket_name(bucket) # pylint: disable=protected-access
self.assertEqual(
got,
expected,
)
@mock.patch('platform.system', autospec=True)
@mock.patch.object(cmd_helper, 'RunCmd', autospec=True)
def test_exists(self, mock_cmd_helper, mock_system):
bucket = 'foo'
name = 'bar'
with self.subTest(name='Windows'):
with mock.patch.object(helper,
'get_gsutil_script_path',
autospec=True,
return_value='path_to_gsutil_py'):
mock_system.return_value = 'Windows'
helper.exists(name, bucket)
mock_cmd_helper.assert_called_once_with(
['path_to_gsutil_py', '-q', 'stat', 'gs://foo/bar'])
mock_cmd_helper.reset_mock()
with self.subTest(name='Linux'):
with mock.patch.object(helper,
'get_gsutil_script_path',
autospec=True,
return_value='path_to_gsutil'):
mock_system.return_value = 'Linux'
helper.exists(name, bucket)
mock_cmd_helper.assert_called_once_with(
['path_to_gsutil', '-q', 'stat', 'gs://foo/bar'])
@mock.patch('platform.system', autospec=True)
@mock.patch.object(cmd_helper, 'RunCmd', autospec=True)
@mock.patch.object(helper, 'get_url_link', autospec=True)
def test_upload(self, mock_get_url_link, mock_cmd_helper, mock_system):
bucket = 'foo'
name = 'bar'
filepath = os.path.join('abc', 'def.json')
with self.subTest(name='Windows'):
with mock.patch.object(helper,
'get_gsutil_script_path',
autospec=True,
return_value='path_to_gsutil_py'):
mock_system.return_value = 'Windows'
helper.upload(name, filepath, bucket)
mock_cmd_helper.assert_called_once_with([
'path_to_gsutil_py', '-q', 'cp',
os.path.join('abc', 'def.json'), 'gs://foo/bar'
])
mock_get_url_link.assert_called_once_with(name, bucket, True)
mock_cmd_helper.reset_mock()
mock_get_url_link.reset_mock()
with self.subTest(name='Linux'):
with mock.patch.object(helper,
'get_gsutil_script_path',
autospec=True,
return_value='path_to_gsutil'):
mock_system.return_value = 'Linux'
helper.upload(name, filepath, bucket)
mock_cmd_helper.assert_called_once_with([
'path_to_gsutil', '-q', 'cp',
os.path.join('abc', 'def.json'), 'gs://foo/bar'
])
mock_get_url_link.assert_called_once_with(name, bucket, True)
@parameterized.expand([
('empty_bucket_name', '', 'bar', 'https://storage.cloud.google.com//bar'),
('empty_name', 'foo', '', 'https://storage.cloud.google.com/foo/'),
('normal', 'foo', 'bar', 'https://storage.cloud.google.com/foo/bar')
])
def test_get_url_link(self, _, bucket, name, expected):
got = helper.get_url_link(name, bucket, True)
self.assertEqual(expected, got)
@mock.patch('time.gmtime')
def test_unique_name(self, mock_gmtime):
basename = 'foo'
suffix = '.json'
expected = 'foo_2026_01_15_T12_30_00-UTC.json'
mock_gmtime.return_value = time.struct_time(
(2026, 1, 15, 12, 30, 0, 3, 15, 0))
got = helper.unique_name(basename, suffix)
self.assertEqual(expected, got)
@parameterized.expand([
('empty_link', '', ['path_to_gsutil', '-q', 'cat', 'gs://']),
('valid gs_link', '/foo', ['path_to_gsutil', '-q', 'cat', 'gs://foo']),
('no_initial_slash', 'foo/bar',
['path_to_gsutil', '-q', 'cat', 'gs://foo/bar'])
]) # pylint: disable=no-self-use
def test_read_from_link(self, _, link, expected_sequence):
with mock.patch('platform.system', autospec=True, return_value='Linux'):
with mock.patch.object(helper,
'get_gsutil_script_path',
autospec=True,
return_value='path_to_gsutil'):
with mock.patch.object(cmd_helper, 'GetCmdOutput',
autospec=True) as mock_get_cmd_output:
helper.read_from_link(link)
mock_get_cmd_output.assert_called_once_with(expected_sequence)
if __name__ == '__main__':
unittest.main()
|
