new(tests): add tests for event result #6085

Job	Run time
build-libs-emscripten 🧐	4m 50s
build-libs-linux-amd64 😁 (system_deps)	5m 59s
build-libs-linux-amd64-static 🎃	22m 27s
build-libs-linux-amd64 😁 (bundled_deps)	17m 18s
build-libs-linux-amd64 😁 (system_deps_minimal)	4m 39s
build-libs-others-amd64 😨 (windows-latest, MultiThreaded)	6m 39s
build-libs-linux-amd64 😁 (sanitizers)	14m 9s
build-libs-others-amd64 😨 (windows-latest, MultiThreadedDLL)	6m 31s
build-libs-linux-arm64 😁 (system_deps)	11m 18s
build-shared-libs-linux-amd64 🧐	5m 4s
build-libs-others-amd64 😨 (macos-latest)	3m 58s
build-libs-linux-arm64 😁 (bundled_deps)	23m 37s
build-shared-libs-macos-amd64 😨	2m 13s
build-libs-linux-arm64 😁 (system_deps_minimal)	10m 19s
run-e2e-tests-amd64 (system_deps)	8m 52s
build-libs-linux-arm64 😁 (sanitizers)	21m 41s
run-e2e-tests-amd64 (bundled_deps)	19m 51s
test-libs-static (bundled_deps)	15m 21s
run-e2e-tests-amd64 (asan)	21m 56s
	3h 46m 42s

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