116 lines
4.1 KiB
JavaScript
116 lines
4.1 KiB
JavaScript
import { assignGitlabExperiment } from 'helpers/experimentation_helper';
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import {
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DEFAULT_VARIANT,
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CANDIDATE_VARIANT,
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TRACKING_CONTEXT_SCHEMA,
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} from '~/experimentation/constants';
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import * as experimentUtils from '~/experimentation/utils';
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describe('experiment Utilities', () => {
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const TEST_KEY = 'abc';
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describe('getExperimentData', () => {
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describe.each`
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gon | input | output
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${[TEST_KEY, '_data_']} | ${[TEST_KEY]} | ${{ variant: '_data_' }}
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${[]} | ${[TEST_KEY]} | ${undefined}
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`('with input=$input and gon=$gon', ({ gon, input, output }) => {
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assignGitlabExperiment(...gon);
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it(`returns ${output}`, () => {
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expect(experimentUtils.getExperimentData(...input)).toEqual(output);
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});
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});
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});
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describe('getExperimentContexts', () => {
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describe.each`
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gon | input | output
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${[TEST_KEY, '_data_']} | ${[TEST_KEY]} | ${[{ schema: TRACKING_CONTEXT_SCHEMA, data: { variant: '_data_' } }]}
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${[]} | ${[TEST_KEY]} | ${[]}
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`('with input=$input and gon=$gon', ({ gon, input, output }) => {
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assignGitlabExperiment(...gon);
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it(`returns ${output}`, () => {
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expect(experimentUtils.getExperimentContexts(...input)).toEqual(output);
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});
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});
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});
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describe('isExperimentVariant', () => {
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describe.each`
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gon | input | output
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${[TEST_KEY, DEFAULT_VARIANT]} | ${[TEST_KEY, DEFAULT_VARIANT]} | ${true}
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${[TEST_KEY, '_variant_name']} | ${[TEST_KEY, '_variant_name']} | ${true}
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${[TEST_KEY, '_variant_name']} | ${[TEST_KEY, '_bogus_name']} | ${false}
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${[TEST_KEY, '_variant_name']} | ${['boguskey', '_variant_name']} | ${false}
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${[]} | ${[TEST_KEY, '_variant_name']} | ${false}
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`('with input=$input and gon=$gon', ({ gon, input, output }) => {
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assignGitlabExperiment(...gon);
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it(`returns ${output}`, () => {
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expect(experimentUtils.isExperimentVariant(...input)).toEqual(output);
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});
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});
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});
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describe('experiment', () => {
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const controlSpy = jest.fn();
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const candidateSpy = jest.fn();
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const getUpStandUpSpy = jest.fn();
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const variants = {
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use: controlSpy,
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try: candidateSpy,
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get_up_stand_up: getUpStandUpSpy,
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};
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describe('when there is no experiment data', () => {
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it('calls control variant', () => {
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experimentUtils.experiment('marley', variants);
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expect(controlSpy).toHaveBeenCalled();
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});
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});
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describe('when experiment variant is "control"', () => {
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assignGitlabExperiment('marley', DEFAULT_VARIANT);
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it('calls the control variant', () => {
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experimentUtils.experiment('marley', variants);
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expect(controlSpy).toHaveBeenCalled();
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});
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});
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describe('when experiment variant is "candidate"', () => {
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assignGitlabExperiment('marley', CANDIDATE_VARIANT);
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it('calls the candidate variant', () => {
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experimentUtils.experiment('marley', variants);
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expect(candidateSpy).toHaveBeenCalled();
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});
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});
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describe('when experiment variant is "get_up_stand_up"', () => {
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assignGitlabExperiment('marley', 'get_up_stand_up');
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it('calls the get-up-stand-up variant', () => {
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experimentUtils.experiment('marley', variants);
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expect(getUpStandUpSpy).toHaveBeenCalled();
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});
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});
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});
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describe('getExperimentVariant', () => {
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it.each`
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gon | input | output
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${{ experiment: { [TEST_KEY]: { variant: DEFAULT_VARIANT } } }} | ${[TEST_KEY]} | ${DEFAULT_VARIANT}
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${{ experiment: { [TEST_KEY]: { variant: CANDIDATE_VARIANT } } }} | ${[TEST_KEY]} | ${CANDIDATE_VARIANT}
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${{}} | ${[TEST_KEY]} | ${DEFAULT_VARIANT}
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`('with input=$input and gon=$gon, returns $output', ({ gon, input, output }) => {
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window.gon = gon;
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expect(experimentUtils.getExperimentVariant(...input)).toEqual(output);
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});
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});
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});
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