') }) test('extracts snippet from b_lineclamp class', () => { const html = `

Title

Lineclamp snippet text here

` const results = extractBingResults(html) expect(results[0].snippet).toBe('Lineclamp snippet text here') }) test('extracts snippet from b_caption paragraph fallback', () => { const html = `

Title

Caption paragraph text

` const results = extractBingResults(html) expect(results[0].snippet).toBe('Caption paragraph text') }) test('extracts snippet from b_caption div fallback', () => { const html = `

Title

Direct caption text without p tag

` const results = extractBingResults(html) expect(results[0].snippet).toBe('Direct caption text without p tag') }) test('returns undefined snippet when no caption exists', () => { const html = `

Title Only

` const results = extractBingResults(html) expect(results[0].snippet).toBeUndefined() }) test('handles mixed result types and only extracts b_algo', () => { const html = `

Ad Title
Real Result

A real snippet
People also ask
Another Result

` const results = extractBingResults(html) expect(results).toHaveLength(2) expect(results[0].title).toBe('Real Result') expect(results[1].title).toBe('Another Result') }) test('skips b_algo blocks without h2 > a structure', () => { const html = `

No link here

Valid Result

` const results = extractBingResults(html) expect(results).toHaveLength(1) expect(results[0].title).toBe('Valid Result') }) test('handles extra whitespace in h2 > a structure', () => { const html = `

Whitespace Title

` const results = extractBingResults(html) expect(results).toHaveLength(1) expect(results[0].title).toBe('Whitespace Title') }) test('handles snippet with HTML entities', () => { const html = `

Title

5 < 10 & 10 > 5

` const results = extractBingResults(html) expect(results[0].snippet).toBe('5 < 10 & 10 > 5') }) test('handles real-world Bing HTML structure', () => { const html = `

Python Tutorial

https://docs.python.org

Welcome to the Python Tutorial. This tutorial introduces you to the basic concepts and features...
Real Python Guide

https://realpython.com

The ultimate Python guide for beginners and experts alike.

` const results = extractBingResults(html) expect(results).toHaveLength(2) expect(results[0].title).toBe('Python Tutorial') expect(results[0].url).toBe('https://docs.python.org/3/tutorial/index.html') expect(results[0].snippet).toContain('Welcome to the Python Tutorial') expect(results[1].title).toBe('Real Python Guide') expect(results[1].snippet).toContain('ultimate Python guide') }) }) // --------------------------------------------------------------------------- // BingSearchAdapter.search (integration with mocked axios) // --------------------------------------------------------------------------- describe('BingSearchAdapter.search', () => { // Dynamic import so mock.module() takes effect const createAdapter = async () => { const { BingSearchAdapter } = await import('../adapters/bingAdapter') return new BingSearchAdapter() } const SAMPLE_HTML = `

Result One

Snippet one
Result Two

Snippet two

` test('returns parsed results from fetched HTML', async () => { mock.module('axios', () => ({ default: { get: mock(() => Promise.resolve({ data: SAMPLE_HTML })), isCancel: () => false, }, })) mock.module('src/utils/http', () => ({ getWebFetchUserAgent: () => 'TestAgent/1.0', })) const adapter = await createAdapter() const results = await adapter.search('test query', {}) expect(results).toHaveLength(2) expect(results[0].title).toBe('Result One') expect(results[1].title).toBe('Result Two') }) test('calls onProgress with query_update and search_results_received', async () => { mock.module('axios', () => ({ default: { get: mock(() => Promise.resolve({ data: SAMPLE_HTML })), isCancel: () => false, }, })) mock.module('src/utils/http', () => ({ getWebFetchUserAgent: () => 'TestAgent/1.0', })) const progressCalls: any[] = [] const onProgress = (p: any) => progressCalls.push(p) const adapter = await createAdapter() await adapter.search('test', { onProgress }) expect(progressCalls).toHaveLength(2) expect(progressCalls[0].type).toBe('query_update') expect(progressCalls[0].query).toBe('test') expect(progressCalls[1].type).toBe('search_results_received') expect(progressCalls[1].resultCount).toBe(2) }) test('filters results by allowedDomains', async () => { const mixedHtml = `

` mock.module('axios', () => ({ default: { get: mock(() => Promise.resolve({ data: mixedHtml })), isCancel: () => false, }, })) mock.module('src/utils/http', () => ({ getWebFetchUserAgent: () => 'TestAgent/1.0', })) const adapter = await createAdapter() const results = await adapter.search('test', { allowedDomains: ['allowed.com'], }) expect(results).toHaveLength(1) expect(results[0].url).toBe('https://allowed.com/a') }) test('filters results by blockedDomains', async () => { const mixedHtml = `

` mock.module('axios', () => ({ default: { get: mock(() => Promise.resolve({ data: mixedHtml })), isCancel: () => false, }, })) mock.module('src/utils/http', () => ({ getWebFetchUserAgent: () => 'TestAgent/1.0', })) const adapter = await createAdapter() const results = await adapter.search('test', { blockedDomains: ['spam.com'], }) expect(results).toHaveLength(1) expect(results[0].url).toBe('https://good.com/a') }) test('filters subdomains with allowedDomains', async () => { const html = `

` mock.module('axios', () => ({ default: { get: mock(() => Promise.resolve({ data: html })), isCancel: () => false, }, })) mock.module('src/utils/http', () => ({ getWebFetchUserAgent: () => 'TestAgent/1.0', })) const adapter = await createAdapter() const results = await adapter.search('test', { allowedDomains: ['example.com'], }) expect(results).toHaveLength(1) expect(results[0].url).toBe('https://docs.example.com/page') }) test('throws AbortError when signal is already aborted', async () => { mock.module('axios', () => ({ default: { get: mock((_url: string, config: any) => { if (config?.signal?.aborted) { const err = new Error('canceled') ;(err as any).__CANCEL__ = true return Promise.reject(err) } return Promise.resolve({ data: SAMPLE_HTML }) }), isCancel: (e: any) => e?.__CANCEL__ === true, }, })) mock.module('src/utils/http', () => ({ getWebFetchUserAgent: () => 'TestAgent/1.0', })) const adapter = await createAdapter() const controller = new AbortController() controller.abort() const { AbortError } = await import('src/utils/errors') await expect( adapter.search('test', { signal: controller.signal }), ).rejects.toThrow(AbortError) }) test('re-throws non-abort axios errors', async () => { const networkError = new Error('Network error') mock.module('axios', () => ({ default: { get: mock(() => Promise.reject(networkError)), isCancel: () => false, }, })) mock.module('src/utils/http', () => ({ getWebFetchUserAgent: () => 'TestAgent/1.0', })) const adapter = await createAdapter() await expect(adapter.search('test', {})).rejects.toThrow('Network error') }) test('encodes query parameter in URL', async () => { const axiosGet = mock(() => Promise.resolve({ data: SAMPLE_HTML })) mock.module('axios', () => ({ default: { get: axiosGet, isCancel: () => false, }, })) mock.module('src/utils/http', () => ({ getWebFetchUserAgent: () => 'TestAgent/1.0', })) const adapter = await createAdapter() await adapter.search('hello world & special=chars', {}) const calledUrl = (axiosGet.mock.calls as string[][])[0][0] expect(calledUrl).toContain('q=hello%20world%20%26%20special%3Dchars') }) })

Example Title 1

Example Title 2

More results

Bing Videos

Jump link

Result with bold and italic

Tom & Jerry <cartoon>

Title

Title

Title

Title Only

Ad Title

Real Result

Another Result

Valid Result

Whitespace Title

Title

Python Tutorial

Real Python Guide

Result One

Result Two

Allowed Result

Blocked Result

Good Result

Spam Result

Subdomain Result

Other Result