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Alex Shnitman
25 lines
831 B
TypeScript
25 lines
831 B
TypeScript
import { FileSizePipe } from './file-size.pipe';
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describe('FileSizePipe', () => {
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it('returns 0 Bytes for zero or NaN', () => {
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const pipe = new FileSizePipe();
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expect(pipe.transform(0)).toBe('0 Bytes');
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expect(pipe.transform(Number.NaN)).toBe('0 Bytes');
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});
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it('formats bytes and larger units', () => {
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const pipe = new FileSizePipe();
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expect(pipe.transform(500)).toContain('Bytes');
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expect(pipe.transform(1000)).toContain('KB');
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expect(pipe.transform(1000 * 1000)).toContain('MB');
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expect(pipe.transform(1000 ** 3)).toContain('GB');
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});
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it('handles boundaries between units', () => {
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const pipe = new FileSizePipe();
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expect(pipe.transform(999)).toContain('Bytes');
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expect(pipe.transform(1000)).toContain('KB');
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expect(pipe.transform(1001)).toContain('KB');
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});
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});
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