[READ-ONLY] Mirror of https://github.com/sxzz/obug. A lightweight JavaScript debugging utility, forked from debug, featuring TypeScript and ESM support.
Something went wrong. Try again.
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788899091929394import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest'import { createDebug, disable, enable, enabled, namespaces } from '../src/core'import { humanize } from '../src/utils'import type { Debugger, DebugOptions } from '../src/types'
function setup(overrides: DebugOptions = {}) { const log = vi.fn() const formatArgs = vi.fn() const options = { useColors: false, color: '', formatArgs, formatters: {}, inspectOpts: {}, humanize, log, ...overrides, } return { debug: createDebug('app', options), log, formatArgs }}
beforeEach(() => enable(''))afterEach(() => { disable() vi.restoreAllMocks()})
describe('core', () => { it('updates existing debuggers on namespace changes and honors overrides', () => { const { debug, log, formatArgs } = setup() debug('ignored') expect(log).not.toHaveBeenCalled() expect(formatArgs).not.toHaveBeenCalled() enable('app') expect(debug.enabled).toBe(true) expect(debug.enabled).toBe(true) debug('enabled') disable() expect(debug.enabled).toBe(false) debug.enabled = true debug('forced') enable('*') debug.enabled = false debug('suppressed') expect(log.mock.calls).toEqual([['enabled'], ['forced']]) })
it('preserves namespaces and prioritizes exclusions over wildcards', () => { enable(' app:* , other -app:secret ') expect(namespaces()).toBe(' app:* , other -app:secret ') expect(enabled('app:public')).toBe(true) expect(enabled('app:secret')).toBe(false) expect(enabled('other')).toBe(true) expect(enabled('missing')).toBe(false) expect(disable()).toBe('app:*,other,-app:secret') expect(namespaces()).toBe('') expect(enabled('other')).toBe(false) })
it('tracks elapsed time between emitted messages', () => { const now = vi.spyOn(Date, 'now') const { debug, formatArgs } = setup() debug.enabled = true now.mockReturnValue(1000) debug('first') now.mockReturnValue(1250) debug('second') expect(formatArgs.mock.calls).toEqual([ [0, ['first']], [250, ['second']], ]) })
it('inlines custom formatters without consuming escaped or native arguments', () => { const formatter = vi.fn(function (this: Debugger, value: unknown) { return `${this.namespace}:${String(value)}` }) const { debug, log } = setup({ formatters: { x: formatter } }) debug.enabled = true debug('%% %s %x %x', 'native', 1, 2) expect(log).toHaveBeenCalledWith('% %s app:1 app:2', 'native') expect(formatter.mock.calls).toEqual([[1], [2]]) expect(formatter.mock.contexts).toEqual([debug, debug]) })
it('prepends the object formatter for non-string arguments', () => { const { debug, log } = setup() debug.enabled = true const value = { ok: true } debug(value) expect(log).toHaveBeenCalledWith('%O', value) })})