fix tests

Author: Artem

redisinsight/api/src/modules/profiler/models/log-file.spec.ts

@@ -40,14 +40,15 @@ describe('LogFile', () => {
   });
 
   it('getReadStream', async () => {
+    logFile.getWriteStream().write('');
     const stream = logFile.getReadStream();
     expect(stream).toBeInstanceOf(ReadStream);
     expect(stream.destroyed).toEqual(false);
-    expect(logFile.getReadStream()).not.toEqual(stream);
     stream.emit('end');
-    await new Promise((r) => setTimeout(r, 500));
+    await new Promise((r) => setTimeout(r, 1000));
     expect(stream.destroyed).toEqual(true);
     expect(mockProfilerAnalyticsEvents.get(TelemetryEvents.ProfilerLogDownloaded)).toHaveBeenCalled();
+    expect(logFile.getReadStream()).not.toEqual(stream);
   });
 
   it('getEmitter', () => {