| import { describe, expect, test } from "bun:test" |
| import { PtyProtocol } from "@opencode-ai/core/pty/protocol" |
|
|
| describe("pty protocol", () => { |
| test("drops invalid binary input frames and decodes valid ones", () => { |
| expect(PtyProtocol.decodeInput("ready")).toBe("ready") |
| expect(PtyProtocol.decodeInput(new Uint8Array([0xff, 0xfe, 0xfd]))).toBeUndefined() |
| expect(PtyProtocol.decodeInput(new TextEncoder().encode("hello"))).toBe("hello") |
| expect(PtyProtocol.decodeInput(new TextEncoder().encode("hello").buffer)).toBe("hello") |
| }) |
|
|
| test("encodes the cursor as a 0x00-prefixed JSON control frame", () => { |
| const frame = PtyProtocol.metaFrame(42) |
| expect(frame[0]).toBe(0) |
| expect(JSON.parse(new TextDecoder().decode(frame.subarray(1)))).toEqual({ cursor: 42 }) |
| }) |
|
|
| test("splits replay into bounded frames", () => { |
| expect(PtyProtocol.chunks("")).toEqual([]) |
| expect(PtyProtocol.chunks("abc")).toEqual(["abc"]) |
| const big = "x".repeat(PtyProtocol.REPLAY_CHUNK + 1) |
| const frames = PtyProtocol.chunks(big) |
| expect(frames.length).toBe(2) |
| expect(frames[0].length).toBe(PtyProtocol.REPLAY_CHUNK) |
| expect(frames.join("")).toBe(big) |
| }) |
| }) |
|
|
