[CMake] Fix #191.

Correctly invoke the updated `IntegrationTest.py` script by using option
`--builddir`.

Author: ImmanuelHaffner

.gitlab-ci.yml

@@ -232,7 +232,7 @@ integrationtest:linux-amd64:
           artifacts: true
     script:
         - pipenv --python $PYTHON_VERSION sync
-        - env UBSAN_OPTIONS=print_stacktrace=1 ASAN_OPTIONS=detect_stack_use_after_return=1 --unset=TERM pipenv run test/IntegrationTest.py --required-only --debug build/debug
+        - env UBSAN_OPTIONS=print_stacktrace=1 ASAN_OPTIONS=detect_stack_use_after_return=1 --unset=TERM pipenv run test/IntegrationTest.py --required-only --debug --builddir build/debug
 
 integrationtest:macos-amd64:
     stage: test:debug
@@ -244,7 +244,7 @@ integrationtest:macos-amd64:
           artifacts: true
     script:
         - pipenv --python $PYTHON_VERSION sync
-        - env UBSAN_OPTIONS=print_stacktrace=1 ASAN_OPTIONS=detect_stack_use_after_return=1:detect_container_overflow=0 MallocNanoZone=0 --unset=TERM pipenv run test/IntegrationTest.py --required-only --debug build/debug
+        - env UBSAN_OPTIONS=print_stacktrace=1 ASAN_OPTIONS=detect_stack_use_after_return=1:detect_container_overflow=0 MallocNanoZone=0 --unset=TERM pipenv run test/IntegrationTest.py --required-only --debug --builddir build/debug
 
 ensure-exported-symbols:debug:linux:
     stage: test:debug

CMakeLists.txt

@@ -295,7 +295,7 @@ if(CMAKE_BUILD_TYPE MATCHES Debug)
         COMMAND echo "#########################"
         COMMAND echo "### Integration Tests ###"
         COMMAND echo "#########################"
-        COMMAND env ${env} pipenv run "${CMAKE_CURRENT_SOURCE_DIR}/test/IntegrationTest.py" -r "${PROJECT_BINARY_DIR}"
+        COMMAND env ${env} pipenv run "${CMAKE_CURRENT_SOURCE_DIR}/test/IntegrationTest.py" -r --builddir "${PROJECT_BINARY_DIR}"
     )
 
     # Target `check` runs unit and integration tests, in that order