import { test, expect, describe } from "bun:test"
import { run } from "#index"
import { toBytecode } from "#bytecode"

describe("Unicode and Emoji", () => {
  test("emoji variable names - string format", async () => {
    const bytecode = toBytecode(`
      PUSH 5
      STORE 💎
      LOAD 💎
      HALT
    `)

    const result = await run(bytecode)
    expect(result).toEqual({ type: 'number', value: 5 })
  })

  test("emoji variable names - array format", async () => {
    const bytecode = toBytecode([
      ["PUSH", 100],
      ["STORE", "💰"],
      ["LOAD", "💰"],
      ["PUSH", 50],
      ["ADD"],
      ["HALT"]
    ])

    const result = await run(bytecode)
    expect(result).toEqual({ type: 'number', value: 150 })
  })

  test("unicode variable names - Japanese", async () => {
    const bytecode = toBytecode(`
      PUSH 42
      STORE 変数
      LOAD 変数
      HALT
    `)

    const result = await run(bytecode)
    expect(result).toEqual({ type: 'number', value: 42 })
  })

  test("unicode variable names - Chinese", async () => {
    const bytecode = toBytecode([
      ["PUSH", 888],
      ["STORE", "数字"],
      ["LOAD", "数字"],
      ["HALT"]
    ])

    const result = await run(bytecode)
    expect(result).toEqual({ type: 'number', value: 888 })
  })

  test("emoji in function parameters", async () => {
    const bytecode = toBytecode(`
      MAKE_FUNCTION (💎 🌟) .add
      STORE add
      JUMP .after
      .add:
      LOAD 💎
      LOAD 🌟
      ADD
      RETURN
      .after:
      LOAD add
      PUSH 10
      PUSH 20
      PUSH 2
      PUSH 0
      CALL
      HALT
    `)

    const result = await run(bytecode)
    expect(result).toEqual({ type: 'number', value: 30 })
  })

  test("emoji with defaults and variadic", async () => {
    const bytecode = toBytecode([
      ["MAKE_FUNCTION", ["🎯=100", "...🎨"], ".fn"],
      ["STORE", "fn"],
      ["JUMP", ".after"],
      [".fn:"],
      ["LOAD", "🎯"],
      ["RETURN"],
      [".after:"],
      ["LOAD", "fn"],
      ["PUSH", 0],
      ["PUSH", 0],
      ["CALL"],
      ["HALT"]
    ])

    const result = await run(bytecode)
    expect(result).toEqual({ type: 'number', value: 100 })
  })

  test("mixed emoji and regular names", async () => {
    const bytecode = toBytecode([
      ["PUSH", 10],
      ["STORE", "💎"],
      ["PUSH", 20],
      ["STORE", "value"],
      ["PUSH", 30],
      ["STORE", "🌟"],
      ["LOAD", "💎"],
      ["LOAD", "value"],
      ["ADD"],
      ["LOAD", "🌟"],
      ["ADD"],
      ["HALT"]
    ])

    const result = await run(bytecode)
    expect(result).toEqual({ type: 'number', value: 60 })
  })
})