stopEchoTest abstract method
Stops the audio call test.
After calling startEchoTest, you must call this method to end the test; otherwise, the user cannot perform the next audio and video call loop test and cannot join the channel.
Returns When the method call succeeds, there is no return value; when fails, the AgoraRtcException exception is thrown. You need to catch the exception and handle it accordingly.
Implementation
Future<void> stopEchoTest();