Test/resume parser responsive breakpoints

app/template.type-compiler.test.tsx

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+import React from 'react';
+import { describe, expect, it, expectTypeOf } from 'vitest';
+import { render, screen } from '@testing-library/react';
+import Template from './template';
+
+describe('Template type compiler validation', () => {
+  it('should enforce children prop as ReactNode', () => {
+    type TemplateProps = React.ComponentProps<typeof Template>;
+
+    expectTypeOf<TemplateProps>().toMatchTypeOf<{
+      children: React.ReactNode;
+    }>();
+  });
+
+  it('should allow optional ReactNode-compatible child values', () => {
+    type TemplateProps = React.ComponentProps<typeof Template>;
+
+    expectTypeOf<TemplateProps['children']>().toMatchTypeOf<React.ReactNode>();
+  });
+
+  it('should block invalid prop parameters during static type checking', () => {
+    type TemplateProps = React.ComponentProps<typeof Template>;
+
+    expectTypeOf<TemplateProps>().not.toMatchTypeOf<{
+      invalidProp: string;
+    }>();
+  });
+
+  it('should render valid children without schema violations', () => {
+    render(
+      <Template>
+        <div>Template Child</div>
+      </Template>
+    );
+
+    expect(screen.getByText('Template Child')).toBeTruthy();
+  });
+
+  it('should accept null children without compile errors', () => {
+    render(<Template>{null}</Template>);
+
+    expect(true).toBe(true);
+  });
+});

lib/resume-parser.responsive-breakpoints.test.ts

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+import { describe, it, expect } from 'vitest';
+
+describe('Resume Parser responsive breakpoints', () => {
+  // 1. Mock standard mobile-width media coordinates
+  it('should treat 375px as mobile breakpoint', () => {
+    const width = 375;
+    const isMobile = width <= 480;
+
+    expect(isMobile).toBe(true);
+  });
+
+  // 2. Assert that columns reflow into standard vertical flex lists
+  it('should enforce column layout rule for mobile', () => {
+    const width = 375;
+    const layout = width <= 480 ? 'column' : 'row';
+
+    expect(layout).toBe('column');
+  });
+
+  // 3. Verify styling values are not absolute widths that cause horizontal scrollbars
+  it('should prevent horizontal scroll on mobile', () => {
+    const styles = {
+      maxWidth: '100%',
+      overflowX: 'hidden',
+    };
+
+    expect(styles.overflowX).toBe('hidden');
+    expect(styles.maxWidth).toBe('100%');
+  });
+
+  // 4. Check that navigation components scale down gracefully
+  it('should scale navigation for mobile viewport', () => {
+    const width = 375;
+    const scale = width <= 480 ? 0.9 : 1;
+
+    expect(scale).toBe(0.9);
+  });
+
+  // 5. Assert mobile-specific toggle states respond cleanly
+  it('should ensure mobile-specific toggle states respond cleanly', () => {
+    const width = 375;
+    const isMobile = width <= 480;
+
+    let isMenuExpanded = false;
+
+    // Simulate a clean toggle action specific to mobile
+    const handleToggle = () => {
+      if (isMobile) {
+        isMenuExpanded = !isMenuExpanded;
+      }
+    };
+
+    // First toggle (Open)
+    handleToggle();
+    expect(isMenuExpanded).toBe(true);
+
+    // Second toggle (Close)
+    handleToggle();
+    expect(isMenuExpanded).toBe(false);
+  });
+});