import { describe, expect, it } from 'vitest'

import { parseArgs } from './args'

describe('parseArgs', () => {
  it('keeps an empty string as a flag value', () => {
    const parsed = parseArgs(['computer', 'set-value', '--value', '', '--json'])

    expect(parsed.commandPath).toEqual(['computer', 'set-value'])
    expect(parsed.flags.get('value')).toBe('')
    expect(parsed.flags.get('json')).toBe(true)
  })

  it('accepts a flag value that starts with -- via the = form', () => {
    const parsed = parseArgs(['terminal', 'send', '--text=--help'])

    expect(parsed.commandPath).toEqual(['terminal', 'send'])
    expect(parsed.flags.get('text')).toBe('--help')
  })

  it('splits --flag=value on the first = so values may contain =', () => {
    const parsed = parseArgs(['set', 'cookie', '--value=a=b=c'])

    expect(parsed.flags.get('value')).toBe('a=b=c')
  })

  it('treats --flag= as an empty string value', () => {
    const parsed = parseArgs(['--value='])

    expect(parsed.flags.get('value')).toBe('')
  })

  it('still parses boolean flags and space-separated values', () => {
    const parsed = parseArgs(['tab', 'create', '--json', '--url', 'https://example.com'])

    expect(parsed.commandPath).toEqual(['tab', 'create'])
    expect(parsed.flags.get('json')).toBe(true)
    expect(parsed.flags.get('url')).toBe('https://example.com')
  })
})