DeepSource MCP Server

/** * @vitest-environment node */ import { DeepSourceClient } from '../deepsource'; describe('DeepSourceClient Historical Data Error Handling', () => { // Create a testable version of DeepSourceClient that exposes the private processHistoricalData method class TestableDeepSourceClient extends DeepSourceClient { static testProcessHistoricalData( data: Record<string, unknown>, params: Record<string, unknown> ) { // @ts-expect-error - accessing private static method for testing return DeepSourceClient.processHistoricalData(data, params); } } describe('processHistoricalData method error cases', () => { it('should throw an error when repository or metrics data is missing (line 3203)', () => { // Create data without repository or metrics const invalidData = { // repository is missing }; // Call the method and expect it to throw expect(() => { TestableDeepSourceClient.testProcessHistoricalData(invalidData, { metricShortcode: 'LCV', metricKey: 'AGGREGATE', }); }).toThrow('Repository or metrics data not found in response'); }); it('should throw an error when the specified metric is not found (line 3212)', () => { // Create data with repository and metrics, but not the requested metric const dataWithoutMetric = { repository: { metrics: [ { shortcode: 'DDP', // Different from what we'll request name: 'Duplicate Code Percentage', items: [], }, ], }, }; // Call the method and expect it to throw expect(() => { TestableDeepSourceClient.testProcessHistoricalData(dataWithoutMetric, { metricShortcode: 'LCV', // Request a metric that doesn't exist in the data metricKey: 'AGGREGATE', }); }).toThrow('Metric with shortcode LCV not found in response'); }); it('should throw an error when metric item data is invalid (line 3221)', () => { // Create data with repository and the correct metric, but invalid metric item data const dataWithInvalidItem = { repository: { metrics: [ { shortcode: 'LCV', name: 'Line Coverage', items: [ { key: 'PYTHON', // Different from what we'll request // values is missing }, ], }, ], }, }; // Call the method and expect it to throw expect(() => { TestableDeepSourceClient.testProcessHistoricalData(dataWithInvalidItem, { metricShortcode: 'LCV', metricKey: 'AGGREGATE', // Request a metric key that doesn't exist in the data }); }).toThrow('Metric item data not found or invalid in response'); }); }); });