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

node_modules/@opentelemetry/sdk-trace-base/build/esm/MultiSpanProcessor.d.ts

@@ -0,0 +1,18 @@
+import type { Context } from '@opentelemetry/api';
+import type { ReadableSpan } from './export/ReadableSpan';
+import type { Span } from './Span';
+import type { SpanProcessor } from './SpanProcessor';
+/**
+ * Implementation of the {@link SpanProcessor} that simply forwards all
+ * received events to a list of {@link SpanProcessor}s.
+ */
+export declare class MultiSpanProcessor implements SpanProcessor {
+    private readonly _spanProcessors;
+    constructor(spanProcessors: SpanProcessor[]);
+    forceFlush(): Promise<void>;
+    onStart(span: Span, context: Context): void;
+    onEnding(span: Span): void;
+    onEnd(span: ReadableSpan): void;
+    shutdown(): Promise<void>;
+}
+//# sourceMappingURL=MultiSpanProcessor.d.ts.map