import { expect, describe, test } from 'bun:test'
import { globals } from '#prelude'

describe('use', () => {
  test(`imports all a file's functions`, async () => {
    expect(`
      math = load ./src/prelude/tests/math
      math.double 4
    `).toEvaluateTo(8, globals)

    expect(`
      math = load ./src/prelude/tests/math
      math.double (math.double 4) 
    `).toEvaluateTo(16, globals)

    expect(`
      math = load ./src/prelude/tests/math
      dbl = math.double 
      dbl (dbl 2)
    `).toEvaluateTo(8, globals)

    expect(`
      math = load ./src/prelude/tests/math
      math.pi
    `).toEvaluateTo(3.14, globals)

    expect(`
      math = load ./src/prelude/tests/math
      math | at 🥧
    `).toEvaluateTo(3.14159265359, globals)

    expect(`
      math = load ./src/prelude/tests/math
      math.🥧
    `).toEvaluateTo(3.14159265359, globals)

    expect(`
      math = load ./src/prelude/tests/math
      math.add1 5
    `).toEvaluateTo(6, globals)
  })
})