huangzd1997
64f9ac54cf
新增 src/pages/tasks/image-video-selection.ts：卡片选择的纯 Set 操作 (切换/批量/全选判定/半选判定)。 TDD: task-105.test.ts 8 用例先 RED 后 GREEN。
68 lines
2.6 KiB
TypeScript
68 lines
2.6 KiB
TypeScript
import test from 'node:test'
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import assert from 'node:assert/strict'
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import { readSource } from './helpers.ts'
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import {
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allCardsSelected,
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clearVideoSelection,
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countVideoSelection,
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partialCardsSelected,
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videoSelectionAdd,
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videoSelectionRemove,
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videoSelectionToggle,
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} from '../src/pages/tasks/image-video-selection.ts'
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test('test_task_105_video_selection_normal_primary_path', () => {
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// 正常主路径：切换单卡选择(加/减)结果正确。
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const s1 = videoSelectionToggle(new Set(), '11:0')
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assert.equal(countVideoSelection(s1), 1)
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assert.ok(s1.has('11:0'))
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const s2 = videoSelectionToggle(s1, '11:0')
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assert.equal(countVideoSelection(s2), 0, '再次切换取消选择')
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})
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test('test_task_105_video_selection_normal_variant_input', () => {
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// 正常变体：批量添加多卡。
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const s = videoSelectionAdd(new Set(), ['11:0', '12:1', '11:0'])
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assert.equal(countVideoSelection(s), 2, '重复键不重复计数')
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assert.ok(s.has('12:1'))
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})
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test('test_task_105_video_selection_repeated_is_idempotent', () => {
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// 正常重复：同一键重复添加幂等；操作不污染入参。
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const input = new Set(['a'])
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assert.deepEqual(videoSelectionAdd(input, ['a']), new Set(['a']))
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assert.deepEqual([...input], ['a'])
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})
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test('test_task_105_video_selection_boundary_empty_input', () => {
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// 边界空值：空选择计数为 0，全不选。
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assert.equal(countVideoSelection(new Set()), 0)
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assert.equal(allCardsSelected(new Set(), ['a', 'b']), false)
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})
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test('test_task_105_video_selection_boundary_single_item', () => {
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// 边界单元素：仅一卡时选中=全选。
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assert.equal(allCardsSelected(new Set(['a']), ['a']), true)
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assert.equal(partialCardsSelected(new Set(['a']), ['a']), false)
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})
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test('test_task_105_video_selection_boundary_limit_or_missing_field', () => {
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// 边界上限/缺字段：移除未选键为无操作。
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const s = videoSelectionRemove(new Set(['a']), ['x'])
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assert.deepEqual([...s], ['a'])
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})
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test('test_task_105_video_selection_invalid_input_rejected', () => {
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// 异常输入：空字符串键被忽略。
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const s = videoSelectionToggle(new Set(), '')
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assert.equal(countVideoSelection(s), 0)
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assert.deepEqual([...clearVideoSelection()], [])
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})
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test('test_task_105_video_selection_dependency_failure_returns_actionable_message', () => {
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// 依赖失败/可操作：选择状态纯逻辑、无框架/http。
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const mod = readSource('src/pages/tasks/image-video-selection.ts')
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assert.equal(/axios|http\.|vue/.test(mod), false, '选择模块保持纯逻辑')
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assert.match(mod, /partialCardsSelected/)
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})
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