test(core): configure MSW for API mocking

packages/core/package.json

@@ -95,6 +95,7 @@
   "devDependencies": {
     "@aura-stack/tsconfig": "workspace:*",
     "@aura-stack/tsdown-config": "workspace:*",
+    "msw": "^2.14.6",
     "typescript": "catalog:typescript",
     "vitest": "catalog:vitest"
   }

packages/core/test/actions/session/session.test.ts

@@ -133,9 +133,6 @@ describe("sessionAction", () => {
             token_type: "Bearer",
         }
 
-        /**
-         * Mock user info response. For this case it simulates the profile function
-         */
         const userInfoMock = {
             id: "user_123",
             email: "john.doe@example.com",

packages/core/test/actions/updateSession/updateSession.test.ts

@@ -2,7 +2,11 @@ import { createAuth } from "@/createAuth.ts"
 import { createCSRF } from "@/shared/crypto.ts"
 import { UserIdentityArkType, UserIdentityValibot } from "@/shared/identity.ts"
 import { jose, PATCH } from "@test/presets.ts"
-import { describe, test, expect } from "vitest"
+import { describe, test, expect, vi, afterEach } from "vitest"
+
+afterEach(() => {
+    vi.unstubAllEnvs()
+})
 
 describe("updateSession action", () => {
     test("invalid session", async () => {

packages/core/test/mocks/node.ts

@@ -0,0 +1,5 @@
+import { setupServer } from "msw/node"
+
+export const handlers = []
+
+export const server = setupServer()

packages/core/test/mocks/setupTest.ts

@@ -0,0 +1,8 @@
+import { beforeAll, afterEach, afterAll } from "vitest"
+import { server } from "@test/mocks/node.ts"
+
+beforeAll(() => server.listen({ onUnhandledRequest: "warn" }))
+
+afterEach(() => server.resetHandlers())
+
+afterAll(() => server.close())

packages/core/vitest.config.ts

@@ -30,6 +30,8 @@ export default defineConfig({
             include: ["test/**/*.test-d.ts"],
             enabled: false,
         },
+        // Causes issues with msw and global fetch mocks, need to investigate further
+        //setupFiles: ["test/mocks/setupTest.ts"],
     },
     resolve: {
         alias: {