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opencode/packages/opencode/test/cli/tui/sync-cache.test.ts
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TypeScript

import { describe, expect, test } from "bun:test"
import type { Message, Part, SessionStatus, Todo, PermissionRequest, QuestionRequest } from "@opencode-ai/sdk/v2"
import { dropSessionCache, pickSessionCacheEvictions } from "../../../src/cli/cmd/tui/context/sync-cache"
const msg = (id: string, sessionID: string) =>
({
id,
sessionID,
role: "user",
time: { created: 1 },
agent: "build",
model: { providerID: "openai", modelID: "gpt-4o-mini" },
}) as Message
const part = (id: string, sessionID: string, messageID: string) =>
({
id,
sessionID,
messageID,
type: "text",
text: id,
}) as Part
describe("tui sync cache", () => {
test("dropSessionCache clears session scoped maps and related parts", () => {
const m = msg("msg_1", "ses_1")
const store = {
session_status: { ses_1: { type: "busy" } as SessionStatus },
session_diff: { ses_1: [] },
todo: { ses_1: [] as Todo[] },
message: { ses_1: [m] },
part: { [m.id]: [part("prt_1", "ses_1", m.id)] },
permission: { ses_1: [] as PermissionRequest[] },
question: { ses_1: [] as QuestionRequest[] },
}
dropSessionCache(store, "ses_1")
expect(store.message.ses_1).toBeUndefined()
expect(store.part[m.id]).toBeUndefined()
expect(store.todo.ses_1).toBeUndefined()
expect(store.session_diff.ses_1).toBeUndefined()
expect(store.session_status.ses_1).toBeUndefined()
expect(store.permission.ses_1).toBeUndefined()
expect(store.question.ses_1).toBeUndefined()
})
test("dropSessionCache clears orphaned parts without message rows", () => {
const store = {
session_status: {},
session_diff: {},
todo: {},
message: {},
part: { msg_1: [part("prt_1", "ses_1", "msg_1")] },
permission: {},
question: {},
}
dropSessionCache(store, "ses_1")
expect(store.part.msg_1).toBeUndefined()
})
test("pickSessionCacheEvictions evicts oldest cached sessions", () => {
const seen = new Set(["ses_1", "ses_2", "ses_3"])
const stale = pickSessionCacheEvictions({
seen,
keep: "ses_4",
limit: 2,
})
expect(stale).toEqual(["ses_1", "ses_2"])
expect([...seen]).toEqual(["ses_3", "ses_4"])
})
test("pickSessionCacheEvictions refreshes recency for revisited sessions", () => {
const seen = new Set(["ses_1", "ses_2", "ses_3"])
const stale = pickSessionCacheEvictions({
seen,
keep: "ses_2",
limit: 3,
})
expect(stale).toEqual([])
expect([...seen]).toEqual(["ses_1", "ses_3", "ses_2"])
})
})