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Co-Authored-By: Claude <noreply@anthropic.com>

dev-browser/extension/__tests__/StateManager.test.ts

@@ -0,0 +1,45 @@
+import { describe, it, expect, beforeEach } from "vitest";
+import { fakeBrowser } from "wxt/testing";
+import { StateManager } from "../services/StateManager";
+
+describe("StateManager", () => {
+  let stateManager: StateManager;
+
+  beforeEach(() => {
+    fakeBrowser.reset();
+    stateManager = new StateManager();
+  });
+
+  describe("getState", () => {
+    it("should return default inactive state when no stored state", async () => {
+      const state = await stateManager.getState();
+      expect(state).toEqual({ isActive: false });
+    });
+
+    it("should return stored state when available", async () => {
+      await fakeBrowser.storage.local.set({
+        devBrowserActiveState: { isActive: true },
+      });
+
+      const state = await stateManager.getState();
+      expect(state).toEqual({ isActive: true });
+    });
+  });
+
+  describe("setState", () => {
+    it("should persist state to storage", async () => {
+      await stateManager.setState({ isActive: true });
+
+      const stored = await fakeBrowser.storage.local.get("devBrowserActiveState");
+      expect(stored.devBrowserActiveState).toEqual({ isActive: true });
+    });
+
+    it("should update state from active to inactive", async () => {
+      await stateManager.setState({ isActive: true });
+      await stateManager.setState({ isActive: false });
+
+      const state = await stateManager.getState();
+      expect(state).toEqual({ isActive: false });
+    });
+  });
+});