refactored adapters to run test suites (#126)

* refactored adapters to run test suites

* fix bun version for tests

* added missing adapter tests and refactored examples to use `bknd.config.ts` where applicable

app/src/adapter/cloudflare/cloudflare-workers.adapter.spec.ts

@@ -0,0 +1,60 @@
+import { afterAll, beforeAll, describe, expect, it } from "bun:test";
+import { makeApp } from "./modes/fresh";
+import { makeConfig } from "./config";
+import { disableConsoleLog, enableConsoleLog } from "core/utils";
+import { adapterTestSuite } from "adapter/adapter-test-suite";
+import { bunTestRunner } from "adapter/bun/test";
+import type { CloudflareBkndConfig } from "./cloudflare-workers.adapter";
+
+beforeAll(disableConsoleLog);
+afterAll(enableConsoleLog);
+
+describe("cf adapter", () => {
+   const DB_URL = ":memory:";
+   const $ctx = (env?: any, request?: Request, ctx?: ExecutionContext) => ({
+      request: request ?? (null as any),
+      env: env ?? { DB_URL },
+      ctx: ctx ?? (null as any),
+   });
+
+   it("makes config", async () => {
+      expect(
+         makeConfig(
+            {
+               connection: { url: DB_URL },
+            },
+            {},
+         ),
+      ).toEqual({ connection: { url: DB_URL } });
+
+      expect(
+         makeConfig(
+            {
+               app: (env) => ({
+                  connection: { url: env.DB_URL },
+               }),
+            },
+            {
+               DB_URL,
+            },
+         ),
+      ).toEqual({ connection: { url: DB_URL } });
+   });
+
+   adapterTestSuite<CloudflareBkndConfig, object>(bunTestRunner, {
+      makeApp,
+      makeHandler: (c, a, o) => {
+         return async (request: any) => {
+            const app = await makeApp(
+               // needs a fallback, otherwise tries to launch D1
+               c ?? {
+                  connection: { url: DB_URL },
+               },
+               a,
+               o,
+            );
+            return app.fetch(request);
+         };
+      },
+   });
+});