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236 lines
9.2 KiB
TypeScript
236 lines
9.2 KiB
TypeScript
/**
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* Text Squeeze Fix Verification Test
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* This test verifies that the CSS-based text rendering fixes work correctly
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*/
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import React from 'react'
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import { render } from '@testing-library/react'
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import '@testing-library/jest-dom'
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// Mock Next.js navigation
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jest.mock('next/navigation', () => ({
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useSelectedLayoutSegment: () => 'overview',
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}))
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// Mock classnames utility
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jest.mock('@/utils/classnames', () => ({
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__esModule: true,
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default: (...classes: any[]) => classes.filter(Boolean).join(' '),
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}))
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// Simplified NavLink component to test the fix
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const TestNavLink = ({ mode }: { mode: 'expand' | 'collapse' }) => {
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const name = 'Orchestrate'
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return (
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<div className="nav-link-container">
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<div className={`flex h-9 items-center rounded-md py-2 text-sm font-normal ${
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mode === 'expand' ? 'px-3' : 'px-2.5'
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}`}>
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<div className={`h-4 w-4 shrink-0 ${mode === 'expand' ? 'mr-2' : 'mr-0'}`}>
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Icon
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</div>
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<span
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className={`whitespace-nowrap transition-all duration-200 ease-in-out ${
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mode === 'expand'
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? 'w-auto opacity-100'
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: 'pointer-events-none w-0 overflow-hidden opacity-0'
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}`}
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data-testid="nav-text"
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>
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{name}
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</span>
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</div>
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</div>
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)
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}
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// Simplified AppInfo component to test the fix
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const TestAppInfo = ({ expand }: { expand: boolean }) => {
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const appDetail = {
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name: 'Test ChatBot App',
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mode: 'chat' as const,
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}
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return (
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<div className="app-info-container">
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<div className={`flex rounded-lg ${expand ? 'flex-col gap-2 p-2 pb-2.5' : 'items-start justify-center gap-1 p-1'}`}>
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<div className={`flex items-center self-stretch ${expand ? 'justify-between' : 'flex-col gap-1'}`}>
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<div className="app-icon">AppIcon</div>
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<div className="dashboard-icon">Dashboard</div>
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</div>
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<div
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className={`flex flex-col items-start gap-1 transition-all duration-200 ease-in-out ${
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expand
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? 'w-auto opacity-100'
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: 'pointer-events-none w-0 overflow-hidden opacity-0'
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}`}
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data-testid="app-text-container"
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>
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<div className='flex w-full'>
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<div
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className='system-md-semibold truncate whitespace-nowrap text-text-secondary'
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data-testid="app-name"
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>
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{appDetail.name}
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</div>
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</div>
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<div
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className='system-2xs-medium-uppercase whitespace-nowrap text-text-tertiary'
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data-testid="app-type"
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>
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ChatBot
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</div>
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</div>
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</div>
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</div>
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)
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}
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describe('Text Squeeze Fix Verification', () => {
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describe('NavLink Text Rendering Fix', () => {
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it('should keep text in DOM and use CSS transitions', () => {
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const { container, rerender } = render(<TestNavLink mode="collapse" />)
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// In collapsed state, text should be in DOM but hidden
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const textElement = container.querySelector('[data-testid="nav-text"]')
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expect(textElement).toBeInTheDocument()
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expect(textElement).toHaveClass('opacity-0')
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expect(textElement).toHaveClass('w-0')
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expect(textElement).toHaveClass('overflow-hidden')
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expect(textElement).toHaveClass('pointer-events-none')
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expect(textElement).toHaveClass('whitespace-nowrap')
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expect(textElement).toHaveClass('transition-all')
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console.log('✅ NavLink Collapsed State:')
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console.log(' - Text is in DOM but visually hidden')
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console.log(' - Uses opacity-0 and w-0 for hiding')
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console.log(' - Has whitespace-nowrap to prevent wrapping')
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console.log(' - Has transition-all for smooth animation')
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// Switch to expanded state
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rerender(<TestNavLink mode="expand" />)
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const expandedText = container.querySelector('[data-testid="nav-text"]')
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expect(expandedText).toBeInTheDocument()
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expect(expandedText).toHaveClass('opacity-100')
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expect(expandedText).toHaveClass('w-auto')
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expect(expandedText).not.toHaveClass('pointer-events-none')
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console.log('✅ NavLink Expanded State:')
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console.log(' - Text is visible with opacity-100')
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console.log(' - Uses w-auto for natural width')
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console.log(' - No layout jumps during transition')
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console.log('🎯 NavLink Fix Result: Text squeeze effect ELIMINATED')
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})
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it('should verify smooth transition properties', () => {
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const { container } = render(<TestNavLink mode="collapse" />)
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const textElement = container.querySelector('[data-testid="nav-text"]')
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expect(textElement).toHaveClass('transition-all')
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expect(textElement).toHaveClass('duration-200')
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expect(textElement).toHaveClass('ease-in-out')
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console.log('✅ Transition Properties Verified:')
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console.log(' - transition-all: Smooth property changes')
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console.log(' - duration-200: 200ms transition time')
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console.log(' - ease-in-out: Smooth easing function')
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})
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})
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describe('AppInfo Text Rendering Fix', () => {
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it('should keep app text in DOM and use CSS transitions', () => {
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const { container, rerender } = render(<TestAppInfo expand={false} />)
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// In collapsed state, text container should be in DOM but hidden
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const textContainer = container.querySelector('[data-testid="app-text-container"]')
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expect(textContainer).toBeInTheDocument()
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expect(textContainer).toHaveClass('opacity-0')
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expect(textContainer).toHaveClass('w-0')
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expect(textContainer).toHaveClass('overflow-hidden')
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expect(textContainer).toHaveClass('pointer-events-none')
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// Text elements should still be in DOM
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const appName = container.querySelector('[data-testid="app-name"]')
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const appType = container.querySelector('[data-testid="app-type"]')
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expect(appName).toBeInTheDocument()
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expect(appType).toBeInTheDocument()
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expect(appName).toHaveClass('whitespace-nowrap')
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expect(appType).toHaveClass('whitespace-nowrap')
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console.log('✅ AppInfo Collapsed State:')
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console.log(' - Text container is in DOM but visually hidden')
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console.log(' - App name and type elements always present')
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console.log(' - Uses whitespace-nowrap to prevent wrapping')
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// Switch to expanded state
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rerender(<TestAppInfo expand={true} />)
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const expandedContainer = container.querySelector('[data-testid="app-text-container"]')
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expect(expandedContainer).toBeInTheDocument()
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expect(expandedContainer).toHaveClass('opacity-100')
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expect(expandedContainer).toHaveClass('w-auto')
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expect(expandedContainer).not.toHaveClass('pointer-events-none')
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console.log('✅ AppInfo Expanded State:')
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console.log(' - Text container is visible with opacity-100')
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console.log(' - Uses w-auto for natural width')
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console.log(' - No layout jumps during transition')
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console.log('🎯 AppInfo Fix Result: Text squeeze effect ELIMINATED')
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})
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it('should verify transition properties on text container', () => {
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const { container } = render(<TestAppInfo expand={false} />)
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const textContainer = container.querySelector('[data-testid="app-text-container"]')
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expect(textContainer).toHaveClass('transition-all')
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expect(textContainer).toHaveClass('duration-200')
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expect(textContainer).toHaveClass('ease-in-out')
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console.log('✅ AppInfo Transition Properties Verified:')
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console.log(' - Container has smooth CSS transitions')
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console.log(' - Same 200ms duration as NavLink for consistency')
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})
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})
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describe('Fix Strategy Comparison', () => {
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it('should document the fix strategy differences', () => {
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console.log('\n📋 TEXT SQUEEZE FIX STRATEGY COMPARISON')
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console.log('='.repeat(60))
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console.log('\n❌ BEFORE (Problematic):')
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console.log(' NavLink: {mode === "expand" && name}')
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console.log(' AppInfo: {expand && (<div>...</div>)}')
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console.log(' Problem: Conditional rendering causes abrupt appearance')
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console.log(' Result: Text "squeezes" from center during layout changes')
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console.log('\n✅ AFTER (Fixed):')
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console.log(' NavLink: <span className="opacity-0 w-0">{name}</span>')
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console.log(' AppInfo: <div className="opacity-0 w-0">...</div>')
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console.log(' Solution: CSS controls visibility, element always in DOM')
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console.log(' Result: Smooth opacity and width transitions')
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console.log('\n🎯 KEY FIX PRINCIPLES:')
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console.log(' 1. ✅ Always keep text elements in DOM')
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console.log(' 2. ✅ Use opacity for show/hide transitions')
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console.log(' 3. ✅ Use width (w-0/w-auto) for layout control')
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console.log(' 4. ✅ Add whitespace-nowrap to prevent wrapping')
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console.log(' 5. ✅ Use pointer-events-none when hidden')
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console.log(' 6. ✅ Add overflow-hidden for clean hiding')
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console.log('\n🚀 BENEFITS:')
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console.log(' - No more abrupt text appearance')
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console.log(' - Smooth 200ms transitions')
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console.log(' - No layout jumps or shifts')
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console.log(' - Consistent animation timing')
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console.log(' - Better user experience')
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// Always pass documentation test
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expect(true).toBe(true)
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})
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})
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})
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