| import { mkdtemp, readFile } from 'fs/promises' |
| import { reporter } from '.' |
| import { setGlobal } from '../shared' |
| import { join } from 'path' |
| import { tmpdir } from 'os' |
|
|
| const TRACE_EVENT = { |
| name: 'test-span', |
| duration: 321, |
| timestamp: Date.now(), |
| id: 127, |
| startTime: Date.now(), |
| } |
| const WEBPACK_INVALIDATED_EVENT = { |
| name: 'webpack-invalidated', |
| duration: 100, |
| timestamp: Date.now(), |
| id: 112, |
| startTime: Date.now(), |
| } |
|
|
| describe('Trace Reporter', () => { |
| describe('JSON reporter', () => { |
| it('should write the trace events to JSON file', async () => { |
| const tmpDir = await mkdtemp(join(tmpdir(), 'json-reporter')) |
| setGlobal('distDir', tmpDir) |
| setGlobal('phase', 'anything') |
| reporter.report(TRACE_EVENT) |
| await reporter.flushAll() |
| const traceFilename = join(tmpDir, 'trace') |
| const traces = JSON.parse(await readFile(traceFilename, 'utf-8')) |
| expect(traces.length).toEqual(1) |
| expect(traces[0].name).toEqual('test-span') |
| expect(traces[0].id).toEqual(127) |
| expect(traces[0].duration).toEqual(321) |
| expect(traces[0].traceId).toBeDefined() |
| }) |
| }) |
|
|
| describe('Telemetry reporter', () => { |
| it('should record telemetry event', async () => { |
| const recordMock = jest.fn() |
| const telemetryMock = { |
| record: recordMock, |
| } |
| setGlobal('telemetry', telemetryMock) |
| |
| reporter.report(TRACE_EVENT) |
| expect(recordMock).toHaveBeenCalledTimes(0) |
| reporter.report(WEBPACK_INVALIDATED_EVENT) |
| expect(recordMock).toHaveBeenCalledTimes(1) |
| expect(recordMock).toHaveBeenCalledWith({ |
| eventName: 'WEBPACK_INVALIDATED', |
| payload: { |
| durationInMicroseconds: 100, |
| }, |
| }) |
| }) |
| }) |
| }) |
|
|
