const { parseChangelog, extractFeaturesFromUpdate, extractFirstParagraph, extractReleaseInfo } = require('../src/changelog-parser'); describe('changelog-parser', () => { describe('extractReleaseInfo', () => { it('should extract release info from valid tag', () => { const tag = 'changelog/20250529/new_cool_features_check_this_out'; const result = extractReleaseInfo(tag); expect(result).toEqual({ releaseName: 'New Cool Features Check This Out', releaseDate: '2025-05-29', tag: 'changelog/20250529/new_cool_features_check_this_out' }); }); it('should throw error for invalid tag format', () => { const invalidTag = 'invalid-tag-format'; expect(() => extractReleaseInfo(invalidTag)).toThrow('Invalid tag format'); }); it('should handle single word titles', () => { const tag = 'changelog/20250101/notifications'; const result = extractReleaseInfo(tag); expect(result.releaseName).toBe('Notifications'); }); }); describe('extractFirstParagraph', () => { it('should extract first paragraph and ignore special elements', () => { const lines = [ '', 'This is the first paragraph of text.', 'It continues on this line.', '', 'This is the second paragraph.', '', 'This is a tip.', '' ]; const result = extractFirstParagraph(lines); expect(result).toBe('This is the first paragraph of text. It continues on this line.'); }); it('should ignore bullet points and code blocks', () => { const lines = [ '* Bullet point 1', '* Bullet point 2', '', 'This is the actual first paragraph.', '', '```javascript', 'code block', '```' ]; const result = extractFirstParagraph(lines); expect(result).toBe('This is the actual first paragraph.'); }); it('should ignore nested headers (###)', () => { const lines = [ 'This is the first paragraph of text.', '', '### This is a nested header', 'This should be ignored.', ]; const result = extractFirstParagraph(lines); expect(result).toBe('This is the first paragraph of text.'); }); it('should handle empty input', () => { const result = extractFirstParagraph([]); expect(result).toBe(''); }); }); describe('extractFeaturesFromUpdate', () => { it('should extract multiple features from update content', () => { const updateContent = ` ## Updated L2/L3 Opportunity Breakdown We've improved the way we display Enhanced Data savings opportunities. ## Metrics to Charts We've introduced a method for navigating seamlessly between Metrics and Charts. Some additional text here. `; const result = extractFeaturesFromUpdate(updateContent); expect(result).toHaveLength(2); expect(result[0]).toEqual({ title: 'Updated L2/L3 Opportunity Breakdown', description: 'We\'ve improved the way we display Enhanced Data savings opportunities.' }); expect(result[1]).toEqual({ title: 'Metrics to Charts', description: 'We\'ve introduced a method for navigating seamlessly between Metrics and Charts.' }); }); it('should extract features from actual changelog example with mixed headers', () => { const updateContent = ` ## New Fee Filtering We've added an **Only New Fees** toggle to the **Fees by Category**, **Fees by Subcategory**, and **Interchange & Assessments** pages within the Costs section of Insights. Use this toggle to filter the entire page to only show data for the newest fees you've faced. Learn more in our [Costs](/insights/costs#new-fee-filtering) guide. ## Events We've added a new section to the Pagos Service Panel titled [Events](/insights/events). You now have access to a unified view of every transaction—across every processor—fully harmonized and organized in one place. Take your payments analysis to the next level by digging down to the transaction-level. `; const result = extractFeaturesFromUpdate(updateContent); expect(result).toHaveLength(2); expect(result[0]).toEqual({ title: 'New Fee Filtering', description: 'We\'ve added an **Only New Fees** toggle to the **Fees by Category**, **Fees by Subcategory**, and **Interchange & Assessments** pages within the Costs section of Insights. Use this toggle to filter the entire page to only show data for the newest fees you\'ve faced. Learn more in our [Costs](https://docs.pagos.ai/insights/costs#new-fee-filtering) guide.' }); expect(result[1]).toEqual({ title: 'Events', description: 'We\'ve added a new section to the Pagos Service Panel titled [Events](https://docs.pagos.ai/insights/events). You now have access to a unified view of every transaction—across every processor—fully harmonized and organized in one place. Take your payments analysis to the next level by digging down to the transaction-level.' }); }); it('should support both # and ## headers', () => { const updateContent = ` # First Feature with Single Hash This is the first feature description. ## Second Feature with Double Hash This is the second feature description. `; const result = extractFeaturesFromUpdate(updateContent); expect(result).toHaveLength(2); expect(result[0]).toEqual({ title: 'First Feature with Single Hash', description: 'This is the first feature description.' }); expect(result[1]).toEqual({ title: 'Second Feature with Double Hash', description: 'This is the second feature description.' }); }); it('should ignore ### nested headers', () => { const updateContent = ` ## Main Feature This is the main feature description. ### This is a nested section This content should be ignored. ### Another nested section This should also be ignored. `; const result = extractFeaturesFromUpdate(updateContent); expect(result).toHaveLength(1); expect(result[0]).toEqual({ title: 'Main Feature', description: 'This is the main feature description.' }); }); it('should handle features without descriptions', () => { const updateContent = ` ## Some Feature Title ## Another Feature This has a description. `; const result = extractFeaturesFromUpdate(updateContent); expect(result).toHaveLength(1); expect(result[0]).toEqual({ title: 'Another Feature', description: 'This has a description.' }); }); }); describe('parseChangelog', () => { it('should parse changelog with multiple updates', () => { const changelog = `--- title: 'Changelog' --- ## Updated L2/L3 Opportunity Breakdown We've improved the way we display Enhanced Data savings opportunities. ## Metrics to Charts We've introduced a method for navigating between Metrics and Charts. ## Notifications We've added notification capabilities to the Pagos Service Panel. `; const result = parseChangelog(changelog); expect(result).toHaveLength(3); expect(result[0]).toEqual({ date: '2025-05-28', title: 'Updated L2/L3 Opportunity Breakdown', description: 'We\'ve improved the way we display Enhanced Data savings opportunities.' }); expect(result[1]).toEqual({ date: '2025-05-27', title: 'Metrics to Charts', description: 'We\'ve introduced a method for navigating between Metrics and Charts.' }); expect(result[2]).toEqual({ date: '2025-05-27', title: 'Notifications', description: 'We\'ve added notification capabilities to the Pagos Service Panel.' }); }); it('should handle changelog with no updates', () => { const changelog = `--- title: 'Changelog' --- No updates here.`; const result = parseChangelog(changelog); expect(result).toHaveLength(0); }); it('should handle malformed update tags', () => { const changelog = `--- title: 'Changelog' --- ## Valid Feature This is a valid feature. ## Invalid Update This update has no label. `; const result = parseChangelog(changelog); expect(result).toHaveLength(1); expect(result[0].date).toBe('2025-05-28'); }); }); });

Data & Response Codes

Data Ingestion

Pagos MCP Server

BIN Database

Account Updater

Network Tokenization