Update test framework: fix run_tests.py to support all test files, add auto-import-check for test files

node_modules/@anthropic-ai/sdk/_shims/bun-runtime.mjs

@@ -0,0 +1,10 @@
+import { getRuntime as getWebRuntime } from "./web-runtime.mjs";
+import { ReadStream as FsReadStream } from 'node:fs';
+export function getRuntime() {
+    const runtime = getWebRuntime();
+    function isFsReadStream(value) {
+        return value instanceof FsReadStream;
+    }
+    return { ...runtime, isFsReadStream };
+}
+//# sourceMappingURL=bun-runtime.mjs.map