Files
30-seconds-of-code/test/arrayToCSV.test.js
Christian C. Salvadó 83a6a6ea32 [ENHANCEMENT] Properly configure eslint to work with jest (#988)
* chore: make aware eslint that we use jest

By setting up the jest environment, we no longer need to declare the
'test' global in the configuration.

* chore: don't need to import expect, it's a jest environment global

* chore: don't need to import expect when creating undefined test
2019-06-18 08:34:45 +03:00

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JavaScript

const {arrayToCSV} = require('./_30s.js');
test('arrayToCSV is a Function', () => {
expect(arrayToCSV).toBeInstanceOf(Function);
});
test('arrayToCSV works with default delimiter', () => {
expect(arrayToCSV([['a', 'b'], ['c', 'd']])).toBe('"a","b"\n"c","d"');
});
test('arrayToCSV works with custom delimiter', () => {
expect(arrayToCSV([['a', 'b'], ['c', 'd']], ';')).toBe('"a";"b"\n"c";"d"');
});
test('arrayToCSV escapes quotes and doesn\'t quote numbers', () => {
expect(arrayToCSV([['a', '"b" great'], ['c', 3.1415]])).toBe('"a","""b"" great"\n"c",3.1415');
});