sab.code.lab
1c85091186
Прежняя git-история утрачена при переносе проекта на машину владельца (снапшот без .git). Хэши коммитов в docs/reports/* относятся к утраченной истории. Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
79 lines
2.9 KiB
TypeScript
79 lines
2.9 KiB
TypeScript
/**
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* Тесты редьюсера тач-ввода: вся таблица переходов.
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* tap → pixelToPoint; pending/commit/cancel/перенос по контракту.
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*/
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import { describe, expect, it } from 'vitest';
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import type { Point } from '@go-learn/core';
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import { computeGeometry, pointToPixel } from './geometry.js';
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import type { InputEvent, InputState } from './input.js';
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import { reduceInput } from './input.js';
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const geo = computeGeometry(9, 450, false);
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const IDLE: InputState = { pending: null };
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function tap(point: Point): InputEvent {
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const { x, y } = pointToPixel(geo, point);
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return { type: 'tap', px: x, py: y };
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}
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const A: Point = { x: 3, y: 3 };
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const B: Point = { x: 5, y: 6 };
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describe('reduceInput: tap', () => {
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it('тап при pending=null → pending=точка, commit=null', () => {
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const result = reduceInput(IDLE, tap(A), geo);
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expect(result.commit).toBeNull();
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expect(result.state.pending).toEqual(A);
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});
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it('повторный тап по той же точке → commit=точка, pending=null', () => {
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const result = reduceInput({ pending: A }, tap(A), geo);
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expect(result.commit).toEqual(A);
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expect(result.state.pending).toBeNull();
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});
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it('тап по другой точке → перенос pending, commit=null', () => {
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const result = reduceInput({ pending: A }, tap(B), geo);
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expect(result.commit).toBeNull();
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expect(result.state.pending).toEqual(B);
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});
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it('тап мимо доски → состояние не меняется, commit=null', () => {
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const miss: InputEvent = { type: 'tap', px: -20, py: 450 + 20 };
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const fromIdle = reduceInput(IDLE, miss, geo);
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expect(fromIdle.state).toBe(IDLE);
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expect(fromIdle.commit).toBeNull();
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const withPending: InputState = { pending: A };
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const fromPending = reduceInput(withPending, miss, geo);
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expect(fromPending.state).toBe(withPending);
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expect(fromPending.commit).toBeNull();
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});
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});
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describe('reduceInput: confirm', () => {
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it('confirm при pending → commit=pending, pending=null', () => {
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const result = reduceInput({ pending: A }, { type: 'confirm' }, geo);
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expect(result.commit).toEqual(A);
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expect(result.state.pending).toBeNull();
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});
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it('confirm без pending → commit=null, pending=null', () => {
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const result = reduceInput(IDLE, { type: 'confirm' }, geo);
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expect(result.commit).toBeNull();
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expect(result.state.pending).toBeNull();
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});
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});
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describe('reduceInput: cancel', () => {
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it('cancel при pending → сброс, commit=null', () => {
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const result = reduceInput({ pending: A }, { type: 'cancel' }, geo);
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expect(result.commit).toBeNull();
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expect(result.state.pending).toBeNull();
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});
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it('cancel без pending → commit=null, pending=null', () => {
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const result = reduceInput(IDLE, { type: 'cancel' }, geo);
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expect(result.commit).toBeNull();
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expect(result.state.pending).toBeNull();
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});
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});
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