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anomalyco_opencode/packages/tui/test/util/session.test.ts
T
2026-08-18 23:02:45 +02:00

64 lines
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TypeScript

import { describe, expect, test } from "bun:test"
import type { SessionMessageInfo } from "@opencode-ai/client"
import { lastAssistantWithUsage, sessionFamily } from "../../src/util/session"
const assistant = (id: string, input: number): SessionMessageInfo => ({
id,
type: "assistant",
agent: "build",
model: { id: "model", providerID: "provider" },
content: [],
tokens: { input, output: 0, reasoning: 0, cache: { read: 0, write: 0 } },
time: { created: 0 },
})
describe("util.session", () => {
test("flattens nested subagents from any session in the family", () => {
const sessions = [
{ id: "root" },
{ id: "child-a", parentID: "root" },
{ id: "grandchild-a", parentID: "child-a" },
{ id: "great-grandchild-a", parentID: "grandchild-a" },
{ id: "grandchild-a2", parentID: "child-a" },
{ id: "child-b", parentID: "root" },
{ id: "grandchild-b", parentID: "child-b" },
]
expect(sessionFamily(sessions, "great-grandchild-a")).toEqual([
{ session: sessions[1], prefix: "" },
{ session: sessions[2], prefix: "├─ " },
{ session: sessions[3], prefix: "│ └─ " },
{ session: sessions[4], prefix: "└─ " },
{ session: sessions[5], prefix: "" },
{ session: sessions[6], prefix: "└─ " },
])
})
test("tracks usage across undo and redo boundaries", () => {
const messages = [assistant("msg_z", 10), assistant("msg_a", 30)]
expect(lastAssistantWithUsage(messages)?.tokens.input).toBe(30)
expect(lastAssistantWithUsage(messages, "msg_a")?.tokens.input).toBe(10)
expect(lastAssistantWithUsage(messages, "msg_missing")).toBeUndefined()
expect(lastAssistantWithUsage(messages)?.tokens.input).toBe(30)
})
test("resets usage at completed compaction until the next assistant reports it", () => {
const compaction: SessionMessageInfo = {
id: "msg_compaction",
type: "compaction",
status: "completed",
reason: "manual",
summary: "Current state",
recent: "",
time: { created: 0 },
}
const messages = [assistant("msg_before", 30), compaction]
expect(lastAssistantWithUsage(messages)).toBeUndefined()
messages.push(assistant("msg_after", 5))
expect(lastAssistantWithUsage(messages)?.tokens.input).toBe(5)
})
})