37 lines
1.8 KiB
JavaScript
37 lines
1.8 KiB
JavaScript
const expect = require('expect');
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const toSnakeCase = require('./toSnakeCase.js');
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test('toSnakeCase is a Function', () => {
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expect(toSnakeCase).toBeInstanceOf(Function);
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});
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test('toSnakeCase(\'camelCase\') returns camel_case', () => {
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expect(toSnakeCase('camelCase')).toBe('camel_case');
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});
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test('toSnakeCase(\'some text\') returns some_text', () => {
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expect(toSnakeCase('some text')).toBe('some_text');
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});
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test('toSnakeCase(\'some-mixed_string With spaces_underscores-and-hyphens\') returns some_mixed_string_with_spaces_underscores_and_hyphens', () => {
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expect(toSnakeCase('some-mixed_string With spaces_underscores-and-hyphens')).toBe('some_mixed_string_with_spaces_underscores_and_hyphens');
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});
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test('toSnakeCase(\'IAmListeningToFMWhileLoadingDifferentURLOnMyBrowserAndAlsoEditingSomeXMLAndHTML\') returns i_am_listening_to_fm_while_loading_different_url_on_my_browser_and_also_editing_some_xml_and_html', () => {
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expect(toSnakeCase('IAmListeningToFMWhileLoadingDifferentURLOnMyBrowserAndAlsoEditingSomeXMLAndHTML')).toBe('i_am_listening_to_fm_while_loading_different_url_on_my_browser_and_also_editing_some_xml_and_html');
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});
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test('toSnakeCase() returns undefined', () => {
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expect(toSnakeCase()).toBe(undefined);
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});
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test('toSnakeCase([]) throws an error', () => {
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expect(() => {toSnakeCase([]);}).toThrow();
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});
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test('toSnakeCase({}) throws an error', () => {
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expect(() => {toSnakeCase({});}).toThrow();
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});
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test('toSnakeCase(123) throws an error', () => {
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expect(() => {toSnakeCase(123);}).toThrow();
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});
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let start = new Date().getTime();
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toSnakeCase('IAmListeningToFMWhileLoadingDifferentURLOnMyBrowserAndAlsoEditingSomeXMLAndHTML');
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let end = new Date().getTime();
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test('toSnakeCase(IAmListeningToFMWhileLoadingDifferentURLOnMyBrowserAndAlsoEditingSomeXMLAndHTML) takes less than 2s to run', () => {
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expect((end - start) < 2000).toBeTruthy();
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});
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