fix status and roadmap

tests/sync_status.test.js

@@ -0,0 +1,39 @@
+import test from "node:test";
+import assert from "node:assert/strict";
+import { getSyncStatus } from "../src/sync_status.js";
+import { syncStateToBackendHelper } from "../src/runtime_services.js";
+
+test("save status distinguishes dirty, saving, failed, connected and saved", () => {
+  assert.equal(getSyncStatus({}, false).kind, "connecting");
+  assert.equal(getSyncStatus({ available: true }, false).kind, "connected");
+  assert.equal(getSyncStatus({ available: true, lastSavedAt: "now" }, true).kind, "pending");
+  assert.equal(getSyncStatus({ pendingWrites: 1 }, true).kind, "saving");
+  assert.equal(getSyncStatus({ available: true, writeError: "failed" }, true).kind, "error");
+  assert.equal(getSyncStatus({ available: true, lastSavedAt: "now" }, false).kind, "saved");
+});
+
+test("offline and stale contact are not displayed as a successful live connection", () => {
+  assert.equal(getSyncStatus({ connectionChecked: true }, false).kind, "offline");
+  assert.equal(getSyncStatus({ available: true, lastContactAt: 1000 }, false, 17000).kind, "stale");
+  assert.equal(getSyncStatus({ available: true, lastContactAt: 1000 }, false, 2000).kind, "connected");
+});
+
+test("failed writes retain dirty state and a successful retry clears the error", async () => {
+  const previousFetch = globalThis.fetch;
+  const backend = {};
+  let dirty = true;
+  const deps = { backend, t: key => key, getBackendUrl: () => "http://test", buildPersistableState: () => ({}), getLocalStateVersion: () => 1, getSyncedStateVersion: () => 0, setSyncedStateVersion: () => {}, setLocalStateDirty: value => { dirty = value; } };
+  try {
+    globalThis.fetch = async () => { throw new Error("offline"); };
+    await syncStateToBackendHelper(deps);
+    assert.equal(dirty, true);
+    assert.equal(backend.pendingWrites, 0);
+    assert.ok(backend.writeError);
+    globalThis.fetch = async () => ({ ok: true });
+    await syncStateToBackendHelper(deps);
+    assert.equal(dirty, false);
+    assert.equal(backend.writeError, "");
+    assert.ok(backend.lastSavedAt);
+    assert.equal(backend.pendingWrites, 0);
+  } finally { globalThis.fetch = previousFetch; }
+});