From 666674327f009e9b1013218fc384f193b64c6997 Mon Sep 17 00:00:00 2001 From: Elizabeth Hunt Date: Sun, 14 Dec 2025 22:39:18 -0800 Subject: Adds unit tests --- tst/pretty_json_console.test.ts | 40 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 tst/pretty_json_console.test.ts (limited to 'tst/pretty_json_console.test.ts') diff --git a/tst/pretty_json_console.test.ts b/tst/pretty_json_console.test.ts new file mode 100644 index 0000000..f4043ad --- /dev/null +++ b/tst/pretty_json_console.test.ts @@ -0,0 +1,40 @@ +import { ANSI, LogLevel, PrettyJsonConsoleLogger } from '../lib/index'; + +describe('trace/log/pretty_json_console (PrettyJsonConsoleLogger)', () => { + test('logs to console.log for non-error', () => { + const log = jest.spyOn(console, 'log').mockImplementation(() => undefined); + const err = jest.spyOn(console, 'error').mockImplementation(() => undefined); + + const logger = new PrettyJsonConsoleLogger(); + logger.log(LogLevel.INFO, 'hello'); + + expect(log).toHaveBeenCalledTimes(1); + expect(err).not.toHaveBeenCalled(); + + const payload = log.mock.calls[0][0] as string; + expect(payload).toContain('"level": "INFO"'); + expect(payload).toContain('"trace":'); + expect(payload).toContain(ANSI.RESET); + + log.mockRestore(); + err.mockRestore(); + }); + + test('logs to console.error for ERROR', () => { + const log = jest.spyOn(console, 'log').mockImplementation(() => undefined); + const err = jest.spyOn(console, 'error').mockImplementation(() => undefined); + + const logger = new PrettyJsonConsoleLogger(); + logger.log(LogLevel.ERROR, 'boom'); + + expect(err).toHaveBeenCalledTimes(1); + expect(log).not.toHaveBeenCalled(); + + const payload = err.mock.calls[0][0] as string; + expect(payload.startsWith(ANSI.BRIGHT_RED)).toBe(true); + expect(payload.endsWith(`${ANSI.RESET}\n`)).toBe(true); + + log.mockRestore(); + err.mockRestore(); + }); +}); -- cgit v1.2.3-70-g09d2