85 lines
2.8 KiB
TypeScript
85 lines
2.8 KiB
TypeScript
import { describe, expect, it, Mock, vi } from 'vitest';
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import { ConditionStateManager } from '../../../../src/condition-trigger/conditions/state-manager';
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import { FullscreenTrigger } from '../../../../src/condition-trigger/triggers/triggers/fullscreen';
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import { TriggerOfType } from '../../../../src/condition-trigger/triggers/triggers/types';
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import { createTriggerEvaluatorContext } from './test-utils';
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// @vitest-environment jsdom
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describe('FullscreenTrigger', () => {
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const create = (
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trigger: TriggerOfType<'fullscreen'>,
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): {
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fullscreenTrigger: FullscreenTrigger;
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stateManager: ConditionStateManager;
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callback: Mock;
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} => {
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const stateManager = new ConditionStateManager();
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const callback = vi.fn();
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const fullscreenTrigger = new FullscreenTrigger(
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trigger,
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createTriggerEvaluatorContext({ stateManager }),
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);
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return { fullscreenTrigger, stateManager, callback };
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};
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it('should trigger on any change without a value', () => {
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const { fullscreenTrigger, stateManager, callback } = create({
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trigger: 'fullscreen',
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});
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fullscreenTrigger.subscribe(callback);
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stateManager.setState({ fullscreen: true });
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expect(callback).toHaveBeenCalledTimes(1);
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expect(callback).toHaveBeenCalledWith({ platform: 'acc', type: 'fullscreen' });
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// The falling edge triggers too.
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stateManager.setState({ fullscreen: false });
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expect(callback).toHaveBeenCalledTimes(2);
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// An unrelated change does not.
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stateManager.setState({ expand: true });
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expect(callback).toHaveBeenCalledTimes(2);
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});
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it('should trigger only on changes to the given value', () => {
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const { fullscreenTrigger, stateManager, callback } = create({
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trigger: 'fullscreen',
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fullscreen: true,
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});
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fullscreenTrigger.subscribe(callback);
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stateManager.setState({ fullscreen: true });
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expect(callback).toHaveBeenCalledTimes(1);
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// Leaving fullscreen does not trigger this `true`-filtered trigger.
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stateManager.setState({ fullscreen: false });
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expect(callback).toHaveBeenCalledTimes(1);
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});
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it('should trigger on the falling edge to a false value', () => {
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const { fullscreenTrigger, stateManager, callback } = create({
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trigger: 'fullscreen',
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fullscreen: false,
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});
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fullscreenTrigger.subscribe(callback);
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stateManager.setState({ fullscreen: true });
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expect(callback).not.toHaveBeenCalled();
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stateManager.setState({ fullscreen: false });
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expect(callback).toHaveBeenCalledTimes(1);
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});
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it('should stop triggering after destroy', () => {
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const { fullscreenTrigger, stateManager, callback } = create({
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trigger: 'fullscreen',
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});
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fullscreenTrigger.subscribe(callback);
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fullscreenTrigger.destroy();
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stateManager.setState({ fullscreen: true });
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expect(callback).not.toHaveBeenCalled();
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});
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});
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