Speed up CI for integration-test

Author: kenneth-jia

.github/workflows/kafka_api_ci_tests.yml

@@ -193,7 +193,7 @@ jobs:
 
       - name: Test
         if: matrix.test-labels
-        timeout-minutes: 20
+        timeout-minutes: 15
         run: |
           cd ${BUILD_SUB_DIR}
 
@@ -215,7 +215,14 @@ jobs:
             source test.env
           fi
 
-          # run tests
+          # Install gtest-parallel
+          if [[ ${TEST_LABELS} == *'IT'* ]]; then
+            wget https://github.com/google/gtest-parallel/archive/refs/heads/master.zip
+            unzip master.zip
+            export PATH=`pwd`/gtest-parallel-master:$PATH
+          fi
+
+          # Run tests
           ctest -VV -L "${TEST_LABELS}"
 
           # Stop Kafka cluster for integration test & regression test

tests/integration/CMakeLists.txt

@@ -6,7 +6,8 @@ file(GLOB TEST_SRCS *.cc)
 add_executable("${PROJECT_NAME}" ${TEST_SRCS})
 target_link_libraries("${PROJECT_NAME}" modern-cpp-kafka-api gtest gtest_main)
 
-add_test(NAME ${PROJECT_NAME} COMMAND ./${PROJECT_NAME})
+add_test(NAME ${PROJECT_NAME}
+         COMMAND gtest-parallel ./${PROJECT_NAME})
 set_tests_properties(${PROJECT_NAME} PROPERTIES LABELS "IT")
 
 if (BUILD_OPTION_USE_ASAN OR BUILD_OPTION_USE_TSAN)