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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
GEN_INCLUDE(['storage.js']);
GEN_INCLUDE([
'../webstore_extension_test_base.js',
'//chrome/browser/resources/chromeos/accessibility/common/testing/' +
'callback_helper.js',
'//chrome/browser/resources/chromeos/accessibility/common/testing/' +
'mock_storage.js',
]);
/** Test fixture for storage.js. */
HighContrastStorageTest = class extends WebstoreExtensionTest {
/** @override */
setUp() {
this.callbackHelper_ = new CallbackHelper(this);
chrome.storage = MockStorage;
Storage.initialize();
}
/**
* Increments a counter, to wait for all callbacks to be completed before
* finishing the test.
* @param {Function=} opt_callback
* @return {Function}
*/
newCallback(opt_callback) {
return this.callbackHelper_.wrap(opt_callback);
}
};
/**
* @param {string} key
* @param {*} expected
*/
function checkStoredValue(key, expected) {
const storedValue = MockStorage.local_[key];
assertEquals(typeof (expected), typeof (storedValue));
assertDeepEquals(expected, storedValue);
}
TEST_F('HighContrastStorageTest', 'DefaultValues', function() {
assertEquals(true, Storage.enabled);
assertEquals(SchemeType.INVERTED_COLOR, Storage.baseScheme);
assertEquals(
SchemeType.INVERTED_COLOR, Storage.getSiteScheme('default.com'));
});
TEST_F('HighContrastStorageTest', 'SetValues', function() {
// Enabled
Storage.enabled = false;
assertEquals(false, Storage.enabled);
checkStoredValue(Storage.ENABLED.key, false);
// Base Scheme
Storage.baseScheme = SchemeType.YELLOW_ON_BLACK;
assertEquals(SchemeType.YELLOW_ON_BLACK, Storage.baseScheme);
checkStoredValue(Storage.SCHEME.key, SchemeType.YELLOW_ON_BLACK);
// Check that unset sites fall back to the base scheme
assertEquals(SchemeType.YELLOW_ON_BLACK, Storage.getSiteScheme('unset.com'));
// Site Scheme
Storage.setSiteScheme('set.com', SchemeType.GRAYSCALE);
assertEquals(SchemeType.GRAYSCALE, Storage.getSiteScheme('set.com'));
checkStoredValue(Storage.SITE_SCHEMES.key, {'set.com': SchemeType.GRAYSCALE});
});
TEST_F('HighContrastStorageTest', 'SetInvalidValues', function() {
// Enabled
Storage.enabled = 'x'; // Enabled must be a boolean.
assertEquals(true, Storage.enabled);
checkStoredValue(Storage.ENABLED.key, true);
// Base Scheme
Storage.baseScheme = 7; // Scheme must be a SchemeType (number 0-5).
assertEquals(SchemeType.INVERTED_COLOR, Storage.baseScheme);
checkStoredValue(Storage.SCHEME.key, SchemeType.INVERTED_COLOR);
// Site scheme
Storage.setSiteScheme('invalid.com', 'x');
assertEquals(SchemeType.INVERTED_COLOR, Storage.getSiteScheme('invalid.com'));
checkStoredValue(
Storage.SITE_SCHEMES.key, {'invalid.com': SchemeType.INVERTED_COLOR});
});
TEST_F('HighContrastStorageTest', 'Listeners', function() {
Storage.enabled = false;
Storage.ENABLED.listeners.push(this.newCallback(newVal => {
assertEquals(true, newVal);
Storage.ENABLED.listeners.pop();
}));
Storage.enabled = true;
Storage.SCHEME.listeners.push(this.newCallback(newVal => {
assertEquals(SchemeType.INVERTED_GRAYSCALE, newVal);
Storage.SCHEME.listeners.pop();
}));
Storage.baseScheme = SchemeType.INVERTED_GRAYSCALE;
Storage.SITE_SCHEMES.listeners.push(this.newCallback(newVal => {
assertEquals('object', typeof (newVal));
assertEquals(SchemeType.NORMAL, newVal['listener.com']);
Storage.SITE_SCHEMES.listeners.pop();
}));
Storage.setSiteScheme('listener.com', SchemeType.NORMAL);
});
TEST_F('HighContrastStorageTest', 'InitialFetch', function() {
// Make sure any values from previous tests are cleared.
MockStorage.local_ = {};
Storage.enabled = false;
Storage.setSiteScheme('fetch.com', SchemeType.NORMAL);
// Simulate re-starting the extension by creating a new instance.
Storage.instance = new Storage(this.newCallback(() => {
assertEquals(false, Storage.enabled);
assertEquals(SchemeType.NORMAL, Storage.getSiteScheme('fetch.com'));
// Check that unset values are at default.
assertEquals(SchemeType.INVERTED_COLOR, Storage.baseScheme);
}));
});
TEST_F('HighContrastStorageTest', 'OnChange', function() {
Storage.SCHEME.listeners.push(this.newCallback(newVal => {
assertEquals(SchemeType.INVERTED_GRAYSCALE, newVal);
Storage.SCHEME.listeners.pop();
}));
MockStorage.callOnChangedListeners({
[Storage.SCHEME.key]: SchemeType.INVERTED_GRAYSCALE });
// Check that the values were set properly, in addition to the callbacks being
// called.
assertEquals(SchemeType.INVERTED_GRAYSCALE, Storage.baseScheme);
});
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