25 lines
823 B
JavaScript
25 lines
823 B
JavaScript
const caesar = require('./caesar')
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describe('caesar', function() {
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it('works with single letters', function() {
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expect(caesar('A', 1)).toEqual('B');
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});
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xit('works with words', function() {
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expect(caesar('Aaa', 1)).toEqual('Bbb');
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});
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xit('works with phrases', function() {
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expect(caesar('Hello, World!', 5)).toEqual('Mjqqt, Btwqi!');
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});
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xit('works with negative shift', function() {
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expect(caesar('Mjqqt, Btwqi!', -5)).toEqual('Hello, World!');
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});
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xit('wraps', function() {
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expect(caesar('Z', 1)).toEqual('A');
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});
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xit('works with large shift factors', function() {
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expect(caesar('Hello, World!', 75)).toEqual('Ebiil, Tloia!');
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});
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xit('works with large negative shift factors', function() {
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expect(caesar('Hello, World!', -29)).toEqual('Ebiil, Tloia!');
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});
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});
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