fix: handle race condition in get_protocol calls #809
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−347
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Add catch wrappers around hackney_conn:get_protocol calls to handle the race condition where a pooled connection terminates before the protocol check completes. This fixes a flaky test failure in h2_high_level_api_reuse_test.
- Remove network-dependent integration tests that were causing CI failures - Add unregister_h2_all function to hackney_pool for test cleanup - Keep only unit tests that don't depend on external servers
Increase connect_timeout from 100ms to 500ms and call timeout from 200ms to 2000ms to prevent spurious test failures on slow CI systems.
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Summary
hackney_conn:get_protocolcalls to handle race conditionh2_high_level_api_reuse_testwhere pooled connection terminates before protocol checkThe race condition occurs when:
get_protocolis called{normal, ...}exit