import { describe, expect, it } from 'vitest'
import {
  resolveTerminalInputTargets,
  shouldBroadcastTerminalInput,
} from '../../src/utils/terminalPanes'

const panes = [
  { id: 'left', shellId: 'shell-1' },
  { id: 'starting', shellId: null },
  { id: 'right', shellId: 'shell-3' },
]

describe('terminal pane input routing', () => {
  it('routes normal input only to the source pane', () => {
    expect(resolveTerminalInputTargets(panes, 'right', false)).toEqual(['shell-3'])
  })

  it('routes broadcast input to every ready shell in pane order', () => {
    expect(resolveTerminalInputTargets(panes, 'left', true)).toEqual([
      'shell-1',
      'shell-3',
    ])
  })

  it('does not write when the source pane has no ready shell', () => {
    expect(resolveTerminalInputTargets(panes, 'starting', false)).toEqual([])
    expect(resolveTerminalInputTargets(panes, 'missing', false)).toEqual([])
  })

  it('broadcasts from both SSH and local terminals when enabled', () => {
    expect(shouldBroadcastTerminalInput(true, true, 'local')).toBe(true)
    expect(shouldBroadcastTerminalInput(true, false, 'ssh-connection')).toBe(true)
    expect(shouldBroadcastTerminalInput(true, false, null)).toBe(false)
    expect(shouldBroadcastTerminalInput(false, false, 'ssh-connection')).toBe(false)
  })
})