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import { describe, expect, test } from "bun:test"
import type { UserMessage } from "@opencode-ai/sdk/v2"
import { resetSessionModel, syncSessionModel } from "./session-model-helpers"
const message = (input?: { agent?: string; model?: UserMessage["model"] }) =>
({
id: "msg",
sessionID: "session",
role: "user",
time: { created: 1 },
agent: input?.agent ?? "build",
model: input?.model ?? { providerID: "anthropic", modelID: "claude-sonnet-4" },
}) as UserMessage
describe("syncSessionModel", () => {
test("restores the last message through session state", () => {
const calls: unknown[] = []
syncSessionModel(
{
session: {
restore(value) {
calls.push(value)
},
reset() {},
},
},
message({ model: { providerID: "anthropic", modelID: "claude-sonnet-4", variant: "high" } }),
)
expect(calls).toEqual([
message({ model: { providerID: "anthropic", modelID: "claude-sonnet-4", variant: "high" } }),
])
})
})
describe("resetSessionModel", () => {
test("clears draft session state", () => {
const calls: string[] = []
resetSessionModel({
session: {
reset() {
calls.push("reset")
},
restore() {},
},
})
expect(calls).toEqual(["reset"])
})
})
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