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#!/usr/bin/env python
# Copyright 2013 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 json
import unittest
from api_models import APIModels
from compiled_file_system import CompiledFileSystem
from extensions_paths import API_PATHS, CHROME_API, CHROME_EXTENSIONS
from features_bundle import FeaturesBundle
from file_system import FileNotFoundError
from mock_file_system import MockFileSystem
from object_store_creator import ObjectStoreCreator
from test_file_system import TestFileSystem
from test_util import ReadFile
_TEST_DATA = {
'api': {
'devtools': {
'inspected_window.json': ReadFile(
CHROME_API, 'devtools', 'inspected_window.json'),
},
'_api_features.json': json.dumps({
'alarms': {},
'app': {},
'app.runtime': {'noparent': True},
'app.runtime.foo': {},
'declarativeWebRequest': {},
'devtools.inspectedWindow': {},
'input': {},
'input.ime': {},
'storage': {},
}),
'_manifest_features.json': '{}',
'_permission_features.json': '{}',
'alarms.idl': ReadFile(CHROME_API, 'alarms.idl'),
'declarative_web_request.json': ReadFile(
CHROME_API, 'declarative_web_request.json'),
'input_ime.json': ReadFile(CHROME_API, 'input_ime.json'),
'page_action.json': ReadFile(CHROME_API, 'page_action.json'),
},
'docs': {
'templates': {
'json': {
'manifest.json': '{}',
'permissions.json': '{}',
}
}
},
}
class APIModelsTest(unittest.TestCase):
def setUp(self):
object_store_creator = ObjectStoreCreator.ForTest()
compiled_fs_factory = CompiledFileSystem.Factory(object_store_creator)
self._mock_file_system = MockFileSystem(
TestFileSystem(_TEST_DATA, relative_to=CHROME_EXTENSIONS))
features_bundle = FeaturesBundle(
self._mock_file_system, compiled_fs_factory, object_store_creator)
self._api_models = APIModels(
features_bundle, compiled_fs_factory, self._mock_file_system)
def testGetNames(self):
# Both 'app' and 'app.runtime' appear here because 'app.runtime' has
# noparent:true, but 'app.runtime.foo' etc doesn't so it's a sub-feature of
# 'app.runtime' not a separate API. 'devtools.inspectedWindow' is an API
# because there is no 'devtools'.
self.assertEqual(
['alarms', 'app', 'app.runtime', 'declarativeWebRequest',
'devtools.inspectedWindow', 'input', 'storage'],
sorted(self._api_models.GetNames()))
def testGetModel(self):
def get_model_name(api_name):
return self._api_models.GetModel(api_name).Get().name
self.assertEqual('devtools.inspectedWindow',
get_model_name('devtools.inspectedWindow'))
self.assertEqual('devtools.inspectedWindow',
get_model_name('devtools/inspected_window.json'))
self.assertEqual('devtools.inspectedWindow',
get_model_name(CHROME_API +
'devtools/inspected_window.json'))
self.assertEqual('alarms', get_model_name('alarms'))
self.assertEqual('alarms', get_model_name('alarms.idl'))
self.assertEqual('alarms', get_model_name(CHROME_API + 'alarms.idl'))
self.assertEqual('declarativeWebRequest',
get_model_name('declarativeWebRequest'))
self.assertEqual('declarativeWebRequest',
get_model_name('declarative_web_request.json'))
self.assertEqual('declarativeWebRequest',
get_model_name(CHROME_API +
'declarative_web_request.json'))
self.assertEqual('input.ime', get_model_name('input.ime'))
self.assertEqual('input.ime', get_model_name('input_ime.json'))
self.assertEqual('input.ime',
get_model_name(CHROME_API + 'input_ime.json'))
self.assertEqual('pageAction', get_model_name('pageAction'))
self.assertEqual('pageAction', get_model_name('page_action.json'))
self.assertEqual('pageAction', get_model_name(CHROME_API +
'page_action.json'))
def testGetNonexistentModel(self):
self.assertRaises(FileNotFoundError,
self._api_models.GetModel('notfound').Get)
self.assertRaises(FileNotFoundError,
self._api_models.GetModel('notfound.json').Get)
self.assertRaises(FileNotFoundError,
self._api_models.GetModel(CHROME_API +
'notfound.json').Get)
self.assertRaises(FileNotFoundError,
self._api_models.GetModel(CHROME_API +
'alarms.json').Get)
self.assertRaises(FileNotFoundError,
self._api_models.GetModel('storage').Get)
self.assertRaises(FileNotFoundError,
self._api_models.GetModel(CHROME_API +
'storage.json').Get)
self.assertRaises(FileNotFoundError,
self._api_models.GetModel(CHROME_API +
'storage.idl').Get)
def testSingleFile(self):
# 2 stats (1 for JSON and 1 for IDL) for each available API path.
# 1 read (for IDL file which existed).
future = self._api_models.GetModel('alarms')
self.assertTrue(*self._mock_file_system.CheckAndReset(
read_count=1, stat_count=len(API_PATHS)*2))
# 1 read-resolve (for the IDL file).
#
# The important part here and above is that it's only doing a single read;
# any more would break the contract that only a single file is accessed -
# see the SingleFile annotation in api_models._CreateAPIModel.
future.Get()
self.assertTrue(*self._mock_file_system.CheckAndReset(
read_resolve_count=1))
# 2 stats (1 for JSON and 1 for IDL) for each available API path.
# No reads (still cached).
future = self._api_models.GetModel('alarms')
self.assertTrue(*self._mock_file_system.CheckAndReset(
stat_count=len(API_PATHS)*2))
future.Get()
self.assertTrue(*self._mock_file_system.CheckAndReset())
if __name__ == '__main__':
unittest.main()
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