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