9f77c5287f
* add: vitest configs * added vitest scripts to package * test coverage of src code * initial unit testing * added new testing workflows * comments added, overlapping tests removed * decouple env, tests --------- Co-authored-by: Kevin Dang <kevinthedang_1@outlook.com>
51 lines
1.4 KiB
TypeScript
51 lines
1.4 KiB
TypeScript
import { describe, expect, it } from 'vitest'
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import { getEnvVar } from '../src/utils'
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/**
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* getEnvVar test suite, tests the getEnvVar function
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*
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* @param name name of the test suite
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* @param fn function holding tests to run
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*/
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describe('#getEnvVar', () => {
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// dummy set of keys
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const keys = {
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clientToken: 'CLIENT_TOKEN',
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}
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// set keys in environment
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process.env['clientToken'] = keys.clientToken
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// test for non-empty string
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it('returns a non-empty string', () => {
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expect(getEnvVar('CLIENT_TOKEN')).not.toBe('')
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})
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// test for string type
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it('returns a string', () => {
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expect(typeof getEnvVar('CLIENT_TOKEN')).toBe('string')
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})
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// test for distinct key
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it('returns a distinct key', () => {
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expect(getEnvVar('CLIENT_TOKEN')).toEqual(process.env[keys.clientToken])
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})
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// test for fallback case
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it('returns a fallback', () => {
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expect(getEnvVar('NON_EXISTENT_KEY', 'fallback')).toBe('fallback')
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})
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// test that all keys are consistently found
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it('returns all keys found', () => {
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for (const key in keys) {
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expect(getEnvVar(key)).toEqual(keys[key])
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}
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})
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// test that an error is thrown if key is not found
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it('throws an error if key is not found', () => {
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expect(() => getEnvVar('NON_EXISTENT_KEY')).toThrowError()
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})
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})
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