chore: add tests

src/modules/repo/services/repo.spec.ts

@@ -0,0 +1,123 @@
+import { afterEach, beforeEach, describe, expect, it, vi } from "vitest"
+
+vi.mock("./octo", () => ({
+  getOctokit: vi.fn(),
+  runWithAuthRetry: vi.fn()
+}))
+
+// Stub heavyweight transitive imports so loading repo.ts doesn't spin up the
+// data Web Worker or the full markdown rendering stack.
+vi.mock("@/hooks/useMarkdown.hook", () => ({
+  markdownBuilder: () => ({ render: (s: string) => s })
+}))
+vi.mock("@/modules/note/cache/prepareNoteCache", () => ({
+  prepareNoteCache: () => ({
+    getCachedNote: async () => ({ note: null }),
+    saveCacheNote: vi.fn()
+  })
+}))
+
+import { getOctokit, runWithAuthRetry } from "./octo"
+import { getFiles, queryFileContent } from "./repo"
+
+const makeOctokitWithRequest = (impl: (route: string, params: unknown) => unknown) => ({
+  request: vi.fn(impl)
+})
+
+describe("getFiles", () => {
+  beforeEach(() => {
+    vi.mocked(getOctokit).mockReset()
+  })
+
+  afterEach(() => {
+    vi.restoreAllMocks()
+  })
+
+  it("returns empty array when owner is missing", async () => {
+    expect(await getFiles("", "repo")).toEqual([])
+    expect(getOctokit).not.toHaveBeenCalled()
+  })
+
+  it("returns empty array when repo is missing", async () => {
+    expect(await getFiles("owner", "")).toEqual([])
+    expect(getOctokit).not.toHaveBeenCalled()
+  })
+
+  it("returns empty array when there are no commits", async () => {
+    const octokit = makeOctokitWithRequest((route) => {
+      if (route === "GET /repos/{owner}/{repo}/commits") {
+        return { data: [] }
+      }
+      throw new Error("unexpected route " + route)
+    })
+    vi.mocked(getOctokit).mockResolvedValue(octokit as never)
+
+    expect(await getFiles("owner", "repo")).toEqual([])
+  })
+
+  it("fetches the tree from the latest commit and filters out non-blob entries", async () => {
+    const octokit = makeOctokitWithRequest((route, params) => {
+      if (route === "GET /repos/{owner}/{repo}/commits") {
+        return {
+          data: [{ commit: { tree: { sha: "TREE_SHA" } } }]
+        }
+      }
+      if (route === "GET /repos/{owner}/{repo}/git/trees/{tree_sha}") {
+        expect((params as { tree_sha: string }).tree_sha).toBe("TREE_SHA")
+        expect((params as { recursive: string }).recursive).toBe("true")
+        return {
+          data: {
+            tree: [
+              { path: "README.md", type: "blob", sha: "a" },
+              { path: "src", type: "tree", sha: "b" },
+              { path: "src/note.md", type: "blob", sha: "c" }
+            ]
+          }
+        }
+      }
+      throw new Error("unexpected route " + route)
+    })
+    vi.mocked(getOctokit).mockResolvedValue(octokit as never)
+
+    const files = await getFiles("owner", "repo")
+
+    expect(files.map((f) => f.path)).toEqual(["README.md", "src/note.md"])
+  })
+})
+
+describe("queryFileContent", () => {
+  beforeEach(() => {
+    vi.mocked(runWithAuthRetry).mockReset()
+  })
+
+  afterEach(() => {
+    vi.restoreAllMocks()
+  })
+
+  it("returns null when owner or repo is missing", async () => {
+    expect(await queryFileContent("", "repo", "sha")).toBeNull()
+    expect(await queryFileContent("owner", "", "sha")).toBeNull()
+    expect(runWithAuthRetry).not.toHaveBeenCalled()
+  })
+
+  it("returns the blob content via runWithAuthRetry", async () => {
+    vi.mocked(runWithAuthRetry).mockImplementation(async (call) => {
+      const octokit = {
+        request: vi.fn().mockResolvedValue({
+          data: { content: "BASE64" }
+        })
+      }
+      return call(octokit as never)
+    })
+
+    expect(await queryFileContent("owner", "repo", "SHA")).toBe("BASE64")
+  })
+
+  it("returns null and swallows errors when the call fails", async () => {
+    const warn = vi.spyOn(console, "warn").mockImplementation(() => {})
+    vi.mocked(runWithAuthRetry).mockRejectedValue(new Error("boom"))
+
+    expect(await queryFileContent("owner", "repo", "SHA")).toBeNull()
+    expect(warn).toHaveBeenCalled()
+  })
+})

src/modules/repo/services/runWithAuthRetry.spec.ts

@@ -0,0 +1,97 @@
+import { afterEach, beforeEach, describe, expect, it, vi } from "vitest"
+
+vi.mock("@/modules/user/service/signIn", () => ({
+  getAccessToken: vi.fn(),
+  refreshToken: vi.fn()
+}))
+
+import {
+  getAccessToken,
+  refreshToken
+} from "@/modules/user/service/signIn"
+
+import { runWithAuthRetry } from "./octo"
+
+const unauthorized = () => Object.assign(new Error("Bad credentials"), { status: 401 })
+const notFound = () => Object.assign(new Error("Not found"), { status: 404 })
+
+describe("runWithAuthRetry", () => {
+  beforeEach(() => {
+    vi.mocked(getAccessToken).mockResolvedValue({
+      token: "t1"
+    } as Awaited<ReturnType<typeof getAccessToken>>)
+    vi.mocked(refreshToken).mockReset()
+  })
+
+  afterEach(() => {
+    vi.restoreAllMocks()
+  })
+
+  it("returns the call result on success without refreshing", async () => {
+    const call = vi.fn().mockResolvedValue("ok")
+
+    const result = await runWithAuthRetry(call)
+
+    expect(result).toBe("ok")
+    expect(call).toHaveBeenCalledTimes(1)
+    expect(refreshToken).not.toHaveBeenCalled()
+  })
+
+  it("rethrows non-401 errors immediately without refreshing", async () => {
+    const err = notFound()
+    const call = vi.fn().mockRejectedValue(err)
+
+    await expect(runWithAuthRetry(call)).rejects.toBe(err)
+    expect(refreshToken).not.toHaveBeenCalled()
+    expect(call).toHaveBeenCalledTimes(1)
+  })
+
+  it("refreshes and retries once on 401, returning the retry result", async () => {
+    vi.mocked(refreshToken).mockResolvedValue({
+      token: "t2"
+    } as Awaited<ReturnType<typeof refreshToken>>)
+
+    const call = vi
+      .fn()
+      .mockRejectedValueOnce(unauthorized())
+      .mockResolvedValueOnce("after-refresh")
+
+    const result = await runWithAuthRetry(call)
+
+    expect(result).toBe("after-refresh")
+    expect(refreshToken).toHaveBeenCalledWith({ force: true })
+    expect(call).toHaveBeenCalledTimes(2)
+  })
+
+  it("rethrows the original 401 when refresh returns null", async () => {
+    vi.mocked(refreshToken).mockResolvedValue(null)
+    const err = unauthorized()
+    const call = vi.fn().mockRejectedValue(err)
+
+    await expect(runWithAuthRetry(call)).rejects.toBe(err)
+    expect(call).toHaveBeenCalledTimes(1)
+  })
+
+  it("rethrows the original 401 when refresh itself throws", async () => {
+    vi.mocked(refreshToken).mockRejectedValue(new Error("network down"))
+    const err = unauthorized()
+    const call = vi.fn().mockRejectedValue(err)
+
+    await expect(runWithAuthRetry(call)).rejects.toBe(err)
+  })
+
+  it("propagates a retry-time error after a successful refresh", async () => {
+    vi.mocked(refreshToken).mockResolvedValue({
+      token: "t2"
+    } as Awaited<ReturnType<typeof refreshToken>>)
+
+    const retryErr = unauthorized()
+    const call = vi
+      .fn()
+      .mockRejectedValueOnce(unauthorized())
+      .mockRejectedValueOnce(retryErr)
+
+    await expect(runWithAuthRetry(call)).rejects.toBe(retryErr)
+    expect(call).toHaveBeenCalledTimes(2)
+  })
+})

src/modules/repo/store/userRepo.store.spec.ts

@@ -0,0 +1,283 @@
+import { createPinia, setActivePinia } from "pinia"
+import { afterEach, beforeEach, describe, expect, it, vi } from "vitest"
+
+vi.mock("@/data/data", () => ({
+  data: {
+    get: vi.fn().mockResolvedValue(null),
+    update: vi.fn().mockResolvedValue(undefined),
+    add: vi.fn().mockResolvedValue(undefined)
+  },
+  generateId: (type: string, id: string) => `${type}-${id}`
+}))
+
+vi.mock("@/modules/repo/services/repo", () => ({
+  getFiles: vi.fn().mockResolvedValue([]),
+  getMainReadme: vi.fn().mockResolvedValue(null),
+  getCachedMainReadme: vi.fn().mockResolvedValue(null),
+  getUserSettingsContent: vi.fn().mockResolvedValue(null)
+}))
+
+vi.mock("@/modules/user/service/signIn", () => ({
+  refreshToken: vi.fn().mockResolvedValue(null)
+}))
+
+import { data } from "@/data/data"
+import {
+  getCachedMainReadme,
+  getFiles,
+  getMainReadme,
+  getUserSettingsContent
+} from "@/modules/repo/services/repo"
+
+import { useUserRepoStore } from "./userRepo.store"
+
+const flushAsync = () => new Promise((r) => setTimeout(r, 0))
+
+describe("userRepo store — synchronous mutations", () => {
+  beforeEach(() => {
+    setActivePinia(createPinia())
+    localStorage.clear()
+  })
+
+  afterEach(() => {
+    vi.clearAllMocks()
+  })
+
+  it("resetUserRepo clears user, repo, files, and settings", () => {
+    const store = useUserRepoStore()
+    store.user = "alice"
+    store.repo = "notes"
+    store.files = [{ sha: "x", path: "a.md", type: "blob" }] as never
+    store.userSettings = { $type: 1 } as never
+
+    store.resetUserRepo()
+
+    expect(store.user).toBe("")
+    expect(store.repo).toBe("")
+    expect(store.files).toEqual([])
+    expect(store.userSettings).toBeUndefined()
+  })
+
+  it("resetFiles clears files and sets readme to null", () => {
+    const store = useUserRepoStore()
+    store.files = [{ sha: "x", path: "a.md", type: "blob" }] as never
+    store.readme = "<p>hi</p>"
+
+    store.resetFiles()
+
+    expect(store.files).toEqual([])
+    expect(store.readme).toBeNull()
+  })
+
+  it("addFile appends a new file with a unique sha", () => {
+    const store = useUserRepoStore()
+    store.user = "alice"
+    store.repo = "notes"
+    store.files = [{ sha: "old", path: "a.md", type: "blob" }] as never
+
+    store.addFile({ sha: "new", path: "b.md", type: "blob" } as never)
+
+    expect(store.files.map((f) => f.sha)).toEqual(["old", "new"])
+    expect(vi.mocked(data.update)).toHaveBeenCalled()
+  })
+
+  it("addFile is a no-op when the sha already exists", () => {
+    const store = useUserRepoStore()
+    store.user = "alice"
+    store.repo = "notes"
+    store.files = [{ sha: "x", path: "a.md", type: "blob" }] as never
+
+    store.addFile({ sha: "x", path: "duplicate.md", type: "blob" } as never)
+
+    expect(store.files).toHaveLength(1)
+    expect(vi.mocked(data.update)).not.toHaveBeenCalled()
+  })
+
+  it("addFile is a no-op when sha is missing", () => {
+    const store = useUserRepoStore()
+    store.files = []
+
+    store.addFile({ path: "no-sha.md", type: "blob" } as never)
+
+    expect(store.files).toHaveLength(0)
+    expect(vi.mocked(data.update)).not.toHaveBeenCalled()
+  })
+
+  it("setFontFamily initializes userSettings when absent and persists to localStorage", () => {
+    const store = useUserRepoStore()
+    store.user = "alice"
+    store.repo = "notes"
+
+    store.setFontFamily("Inter")
+
+    expect(store.userSettings?.chosenFontFamily).toBe("Inter")
+    const persisted = JSON.parse(
+      localStorage.getItem("remanso:layout:alice:notes") as string
+    )
+    expect(persisted.chosenFontFamily).toBe("Inter")
+  })
+
+  it("setFontSize, setTitleFont, setBodyFont each persist their respective field", () => {
+    const store = useUserRepoStore()
+    store.user = "alice"
+    store.repo = "notes"
+
+    store.setFontSize("18px")
+    store.setTitleFont("Serif")
+    store.setBodyFont("Sans")
+
+    const persisted = JSON.parse(
+      localStorage.getItem("remanso:layout:alice:notes") as string
+    )
+    expect(persisted.chosenFontSize).toBe("18px")
+    expect(persisted.chosenTitleFont).toBe("Serif")
+    expect(persisted.chosenBodyFont).toBe("Sans")
+  })
+})
+
+describe("userRepo store — setUserRepo", () => {
+  beforeEach(() => {
+    setActivePinia(createPinia())
+    localStorage.clear()
+    vi.clearAllMocks()
+    vi.mocked(data.get).mockResolvedValue(null as never)
+    vi.mocked(getFiles).mockResolvedValue([])
+    vi.mocked(getMainReadme).mockResolvedValue(null)
+    vi.mocked(getCachedMainReadme).mockResolvedValue(null)
+    vi.mocked(getUserSettingsContent).mockResolvedValue(null)
+  })
+
+  it("sets user and repo immediately and clears loadError", async () => {
+    const store = useUserRepoStore()
+    store.loadError = "auth"
+
+    await store.setUserRepo("alice", "notes")
+
+    expect(store.user).toBe("alice")
+    expect(store.repo).toBe("notes")
+    expect(store.loadError).toBeNull()
+  })
+
+  it("populates files from getFiles on success", async () => {
+    vi.mocked(getFiles).mockResolvedValue([
+      { sha: "a", path: "x.md", type: "blob" } as never
+    ])
+
+    const store = useUserRepoStore()
+    await store.setUserRepo("alice", "notes")
+    await flushAsync()
+    await flushAsync()
+
+    expect(store.files.map((f) => f.sha)).toEqual(["a"])
+  })
+
+  it("sets readme from getMainReadme on success", async () => {
+    vi.mocked(getMainReadme).mockResolvedValue("<p>hi</p>")
+
+    const store = useUserRepoStore()
+    await store.setUserRepo("alice", "notes")
+    await flushAsync()
+    await flushAsync()
+
+    expect(store.readme).toBe("<p>hi</p>")
+  })
+
+  it("classifies 401 errors from getFiles as auth", async () => {
+    vi.mocked(getFiles).mockRejectedValue(
+      Object.assign(new Error("Unauthorized"), { status: 401 })
+    )
+    vi.spyOn(console, "warn").mockImplementation(() => {})
+
+    const store = useUserRepoStore()
+    await store.setUserRepo("alice", "notes")
+    await flushAsync()
+    await flushAsync()
+
+    expect(store.loadError).toBe("auth")
+  })
+
+  it("classifies TimeoutError as network", async () => {
+    vi.mocked(getFiles).mockRejectedValue(
+      Object.assign(new Error("Timed out"), { name: "TimeoutError" })
+    )
+    vi.spyOn(console, "warn").mockImplementation(() => {})
+
+    const store = useUserRepoStore()
+    await store.setUserRepo("alice", "notes")
+    await flushAsync()
+    await flushAsync()
+
+    expect(store.loadError).toBe("network")
+  })
+
+  it("classifies 500-range errors as network", async () => {
+    vi.mocked(getFiles).mockRejectedValue(
+      Object.assign(new Error("Server error"), { status: 503 })
+    )
+    vi.spyOn(console, "warn").mockImplementation(() => {})
+
+    const store = useUserRepoStore()
+    await store.setUserRepo("alice", "notes")
+    await flushAsync()
+    await flushAsync()
+
+    expect(store.loadError).toBe("network")
+  })
+
+  it("does NOT surface loadError from getMainReadme when a cached readme is present", async () => {
+    vi.mocked(getCachedMainReadme).mockResolvedValue("<p>cached</p>")
+    vi.mocked(getMainReadme).mockRejectedValue(
+      Object.assign(new Error("Server error"), { status: 503 })
+    )
+    vi.spyOn(console, "warn").mockImplementation(() => {})
+
+    const store = useUserRepoStore()
+    await store.setUserRepo("alice", "notes")
+    await flushAsync()
+    await flushAsync()
+
+    expect(store.readme).toBe("<p>cached</p>")
+    expect(store.loadError).toBeNull()
+  })
+
+  it("surfaces loadError from getMainReadme when no cached readme is present", async () => {
+    vi.mocked(getCachedMainReadme).mockResolvedValue(null)
+    vi.mocked(getMainReadme).mockRejectedValue(
+      Object.assign(new Error("Unauthorized"), { status: 401 })
+    )
+    vi.spyOn(console, "warn").mockImplementation(() => {})
+
+    const store = useUserRepoStore()
+    await store.setUserRepo("alice", "notes")
+    await flushAsync()
+    await flushAsync()
+
+    expect(store.readme).toBeNull()
+    expect(store.loadError).toBe("auth")
+  })
+
+  it("ignores stale getFiles results when a newer setUserRepo has been called (race guard)", async () => {
+    let resolveStale: (files: never[]) => void = () => {}
+    vi.mocked(getFiles).mockImplementationOnce(
+      () =>
+        new Promise<never[]>((r) => {
+          resolveStale = r
+        })
+    )
+    vi.mocked(getFiles).mockImplementationOnce(async () => [
+      { sha: "fresh", path: "fresh.md", type: "blob" } as never
+    ])
+
+    const store = useUserRepoStore()
+
+    await store.setUserRepo("alice", "stale-repo")
+    await store.setUserRepo("alice", "fresh-repo")
+
+    resolveStale([{ sha: "stale", path: "stale.md", type: "blob" } as never])
+    await flushAsync()
+    await flushAsync()
+
+    expect(store.repo).toBe("fresh-repo")
+    expect(store.files.map((f) => f.sha)).toEqual(["fresh"])
+  })
+})