118 lines
2.8 KiB
TypeScript
118 lines
2.8 KiB
TypeScript
import { describe, expect, it } from 'vitest';
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import { getReferrerWithQuery, parseReferrer } from './parse-referrer';
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describe('parseReferrer', () => {
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it('should handle undefined or empty URLs', () => {
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expect(parseReferrer(undefined)).toEqual({
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name: '',
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type: '',
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url: '',
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});
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expect(parseReferrer('')).toEqual({
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name: '',
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type: '',
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url: '',
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});
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});
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it('should parse valid referrer URLs', () => {
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expect(parseReferrer('https://google.com/search?q=test')).toEqual({
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name: 'Google',
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type: 'search',
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url: 'https://google.com/search?q=test',
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});
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});
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it('should handle www prefix in hostnames', () => {
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expect(parseReferrer('https://www.twitter.com/user')).toEqual({
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name: 'Twitter',
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type: 'social',
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url: 'https://www.twitter.com/user',
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});
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expect(parseReferrer('https://twitter.com/user')).toEqual({
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name: 'Twitter',
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type: 'social',
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url: 'https://twitter.com/user',
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});
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});
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it('should handle unknown referrers', () => {
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expect(parseReferrer('https://unknown-site.com')).toEqual({
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name: '',
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type: '',
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url: 'https://unknown-site.com',
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});
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});
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it('should handle invalid URLs', () => {
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expect(parseReferrer('not-a-url')).toEqual({
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name: '',
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type: '',
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url: 'not-a-url',
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});
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});
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});
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describe('getReferrerWithQuery', () => {
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it('should handle undefined or empty query', () => {
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expect(getReferrerWithQuery(undefined)).toBeNull();
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expect(getReferrerWithQuery({})).toBeNull();
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});
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it('should parse utm_source parameter', () => {
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expect(getReferrerWithQuery({ utm_source: 'google' })).toEqual({
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name: 'Google',
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type: 'search',
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url: '',
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});
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});
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it('should parse ref parameter', () => {
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expect(getReferrerWithQuery({ ref: 'facebook' })).toEqual({
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name: 'Facebook',
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type: 'social',
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url: '',
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});
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});
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it('should parse utm_referrer parameter', () => {
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expect(getReferrerWithQuery({ utm_referrer: 'twitter' })).toEqual({
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name: 'Twitter',
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type: 'social',
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url: '',
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});
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});
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it('should handle case-insensitive matching', () => {
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expect(getReferrerWithQuery({ utm_source: 'GoOgLe' })).toEqual({
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name: 'Google',
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type: 'search',
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url: '',
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});
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});
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it('should handle unknown sources', () => {
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expect(getReferrerWithQuery({ utm_source: 'unknown-source' })).toEqual({
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name: 'unknown-source',
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type: '',
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url: '',
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});
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});
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it('should prioritize utm_source over ref and utm_referrer', () => {
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expect(
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getReferrerWithQuery({
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utm_source: 'google',
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ref: 'facebook',
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utm_referrer: 'twitter',
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})
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).toEqual({
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name: 'Google',
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type: 'search',
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url: '',
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});
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});
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});
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