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// Copyright 2021 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(['switch_access_e2e_test_base.js']);
/** Test fixture for the SwitchAccess class. */
SwitchAccessSwitchAccessTest = class extends SwitchAccessE2ETest {
async waitForCallback() {
return new Promise(resolve => this.promiseCallback = resolve);
}
};
function resetState() {
delete Flags.instance;
delete SwitchAccess.instance;
}
AX_TEST_F(
'SwitchAccessSwitchAccessTest', 'NoFocusDefersInit', async function() {
await this.runWithLoadedTree('');
// Build a new SwitchAccess instance with hooks.
let initCount = 0;
const oldInit = SwitchAccess.init;
SwitchAccess.init = async (...args) => {
await oldInit(...args);
initCount++;
assertNotNullNorUndefined(this.promiseCallback);
this.promiseCallback();
delete this.promiseCallback;
};
// Stub this out so that focus is undefined.
chrome.automation.getFocus = callback => {
callback();
assertNotNullNorUndefined(this.promiseCallback);
this.promiseCallback();
delete this.promiseCallback;
};
// Reset state so there are no re-initialization errors.
resetState();
// Initialize; we should not have incremented initCount since there's no
// focus.
SwitchAccess.init(this.desktop);
await this.waitForCallback();
assertEquals(0, initCount);
// Reset state so there are no re-initialization errors.
resetState();
// Restub this to pass a "focused" node.
chrome.automation.getFocus = callback => callback({});
SwitchAccess.init(this.desktop);
await this.waitForCallback();
assertEquals(1, initCount);
});
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