chore: refactoring and tests, splitting up files (#12495)

packages/app/src/context/global-sync/event-reducer.test.ts

@@ -0,0 +1,201 @@
+import { describe, expect, test } from "bun:test"
+import type { Message, Part, Project, Session } from "@opencode-ai/sdk/v2/client"
+import { createStore } from "solid-js/store"
+import type { State } from "./types"
+import { applyDirectoryEvent, applyGlobalEvent } from "./event-reducer"
+
+const rootSession = (input: { id: string; parentID?: string; archived?: number }) =>
+  ({
+    id: input.id,
+    parentID: input.parentID,
+    time: {
+      created: 1,
+      updated: 1,
+      archived: input.archived,
+    },
+  }) as Session
+
+const userMessage = (id: string, sessionID: string) =>
+  ({
+    id,
+    sessionID,
+    role: "user",
+    time: { created: 1 },
+    agent: "assistant",
+    model: { providerID: "openai", modelID: "gpt" },
+  }) as Message
+
+const textPart = (id: string, sessionID: string, messageID: string) =>
+  ({
+    id,
+    sessionID,
+    messageID,
+    type: "text",
+    text: id,
+  }) as Part
+
+const baseState = (input: Partial<State> = {}) =>
+  ({
+    status: "complete",
+    agent: [],
+    command: [],
+    project: "",
+    projectMeta: undefined,
+    icon: undefined,
+    provider: {} as State["provider"],
+    config: {} as State["config"],
+    path: { directory: "/tmp" } as State["path"],
+    session: [],
+    sessionTotal: 0,
+    session_status: {},
+    session_diff: {},
+    todo: {},
+    permission: {},
+    question: {},
+    mcp: {},
+    lsp: [],
+    vcs: undefined,
+    limit: 10,
+    message: {},
+    part: {},
+    ...input,
+  }) as State
+
+describe("applyGlobalEvent", () => {
+  test("upserts project.updated in sorted position", () => {
+    const project = [{ id: "a" }, { id: "c" }] as Project[]
+    let refreshCount = 0
+    applyGlobalEvent({
+      event: { type: "project.updated", properties: { id: "b" } },
+      project,
+      refresh: () => {
+        refreshCount += 1
+      },
+      setGlobalProject(next) {
+        if (typeof next === "function") next(project)
+      },
+    })
+
+    expect(project.map((x) => x.id)).toEqual(["a", "b", "c"])
+    expect(refreshCount).toBe(0)
+  })
+
+  test("handles global.disposed by triggering refresh", () => {
+    let refreshCount = 0
+    applyGlobalEvent({
+      event: { type: "global.disposed" },
+      project: [],
+      refresh: () => {
+        refreshCount += 1
+      },
+      setGlobalProject() {},
+    })
+
+    expect(refreshCount).toBe(1)
+  })
+})
+
+describe("applyDirectoryEvent", () => {
+  test("inserts root sessions in sorted order and updates sessionTotal", () => {
+    const [store, setStore] = createStore(
+      baseState({
+        session: [rootSession({ id: "b" })],
+        sessionTotal: 1,
+      }),
+    )
+
+    applyDirectoryEvent({
+      event: { type: "session.created", properties: { info: rootSession({ id: "a" }) } },
+      store,
+      setStore,
+      push() {},
+      directory: "/tmp",
+      loadLsp() {},
+    })
+
+    expect(store.session.map((x) => x.id)).toEqual(["a", "b"])
+    expect(store.sessionTotal).toBe(2)
+
+    applyDirectoryEvent({
+      event: { type: "session.created", properties: { info: rootSession({ id: "c", parentID: "a" }) } },
+      store,
+      setStore,
+      push() {},
+      directory: "/tmp",
+      loadLsp() {},
+    })
+
+    expect(store.sessionTotal).toBe(2)
+  })
+
+  test("cleans session caches when archived", () => {
+    const message = userMessage("msg_1", "ses_1")
+    const [store, setStore] = createStore(
+      baseState({
+        session: [rootSession({ id: "ses_1" }), rootSession({ id: "ses_2" })],
+        sessionTotal: 2,
+        message: { ses_1: [message] },
+        part: { [message.id]: [textPart("prt_1", "ses_1", message.id)] },
+        session_diff: { ses_1: [] },
+        todo: { ses_1: [] },
+        permission: { ses_1: [] },
+        question: { ses_1: [] },
+        session_status: { ses_1: { type: "busy" } },
+      }),
+    )
+
+    applyDirectoryEvent({
+      event: { type: "session.updated", properties: { info: rootSession({ id: "ses_1", archived: 10 }) } },
+      store,
+      setStore,
+      push() {},
+      directory: "/tmp",
+      loadLsp() {},
+    })
+
+    expect(store.session.map((x) => x.id)).toEqual(["ses_2"])
+    expect(store.sessionTotal).toBe(1)
+    expect(store.message.ses_1).toBeUndefined()
+    expect(store.part[message.id]).toBeUndefined()
+    expect(store.session_diff.ses_1).toBeUndefined()
+    expect(store.todo.ses_1).toBeUndefined()
+    expect(store.permission.ses_1).toBeUndefined()
+    expect(store.question.ses_1).toBeUndefined()
+    expect(store.session_status.ses_1).toBeUndefined()
+  })
+
+  test("routes disposal and lsp events to side-effect handlers", () => {
+    const [store, setStore] = createStore(baseState())
+    const pushes: string[] = []
+    let lspLoads = 0
+
+    applyDirectoryEvent({
+      event: { type: "server.instance.disposed" },
+      store,
+      setStore,
+      push(directory) {
+        pushes.push(directory)
+      },
+      directory: "/tmp",
+      loadLsp() {
+        lspLoads += 1
+      },
+    })
+
+    applyDirectoryEvent({
+      event: { type: "lsp.updated" },
+      store,
+      setStore,
+      push(directory) {
+        pushes.push(directory)
+      },
+      directory: "/tmp",
+      loadLsp() {
+        lspLoads += 1
+      },
+    })
+
+    expect(pushes).toEqual(["/tmp"])
+    expect(lspLoads).toBe(1)
+  })
+})