39 lines
1.3 KiB
TypeScript
39 lines
1.3 KiB
TypeScript
import { describe, it, expect } from 'vitest';
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import { DashboardCountDisplay } from './DashboardCountDisplay';
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describe('DashboardCountDisplay', () => {
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describe('happy paths', () => {
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it('should format positive numbers correctly', () => {
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expect(DashboardCountDisplay.format(0)).toBe('0');
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expect(DashboardCountDisplay.format(1)).toBe('1');
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expect(DashboardCountDisplay.format(100)).toBe('100');
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expect(DashboardCountDisplay.format(1000)).toBe('1000');
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});
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it('should handle null values', () => {
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expect(DashboardCountDisplay.format(null)).toBe('0');
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});
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it('should handle undefined values', () => {
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expect(DashboardCountDisplay.format(undefined)).toBe('0');
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});
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});
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describe('edge cases', () => {
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it('should handle negative numbers', () => {
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expect(DashboardCountDisplay.format(-1)).toBe('-1');
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expect(DashboardCountDisplay.format(-100)).toBe('-100');
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});
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it('should handle large numbers', () => {
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expect(DashboardCountDisplay.format(999999)).toBe('999999');
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expect(DashboardCountDisplay.format(1000000)).toBe('1000000');
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});
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it('should handle decimal numbers', () => {
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expect(DashboardCountDisplay.format(1.5)).toBe('1.5');
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expect(DashboardCountDisplay.format(100.99)).toBe('100.99');
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});
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});
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});
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