import { describe, expect, it } from 'vitest';
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import { StateHandler } from '../state-handler';
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describe('stateHandler', () => {
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it('should resolve when condition is set to true', async () => {
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const handler = new StateHandler();
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// 模拟异步设置 condition 为 true
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setTimeout(() => {
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handler.setConditionTrue(); // 明确触发 condition 为 true
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}, 10);
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// 等待条件被设置为 true
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await handler.waitForCondition();
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expect(handler.isConditionTrue()).toBe(true);
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});
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it('should resolve immediately if condition is already true', async () => {
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const handler = new StateHandler();
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handler.setConditionTrue(); // 提前设置为 true
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// 立即 resolve，因为 condition 已经是 true
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await handler.waitForCondition();
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expect(handler.isConditionTrue()).toBe(true);
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});
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it('should reject when condition is set to false after waiting', async () => {
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const handler = new StateHandler();
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// 模拟异步设置 condition 为 false
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setTimeout(() => {
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handler.setConditionFalse(); // 明确触发 condition 为 false
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}, 10);
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// 等待过程中，期望 Promise 被 reject
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await expect(handler.waitForCondition()).rejects.toThrow();
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expect(handler.isConditionTrue()).toBe(false);
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});
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it('should reset condition to false', () => {
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const handler = new StateHandler();
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handler.setConditionTrue(); // 设置为 true
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handler.reset(); // 重置为 false
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expect(handler.isConditionTrue()).toBe(false);
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});
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it('should resolve when condition is set to true after reset', async () => {
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const handler = new StateHandler();
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handler.reset(); // 确保初始为 false
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setTimeout(() => {
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handler.setConditionTrue(); // 重置后设置为 true
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}, 10);
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await handler.waitForCondition();
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expect(handler.isConditionTrue()).toBe(true);
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});
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});
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