Conditional variable cv_got_events in otlp_http_exporter_test is never notified #857
Description
Describe your environment
otlp_http_exporter_test use conditional variable to sync between main thread and HTTP response handling thread, but the conditional variable is never notified even when the HTTP response is completed processing.
Steps to reproduce
Run exporter.otlp.OtlpHttpExporterTestPeer.ExportJsonIntegrationTest.
What is the expected behavior?
The test should pass shortly.
What is the actual behavior?
The test passed, but it also causes timeout.
Additional context