fix windows

Author: Nosheen Adil

Makefile

@@ -158,7 +158,7 @@ test:
 	$(VENV_ACTIVATE) $(VENV_NAME) && \
 	pip install --force-reinstall '$(shell ls $(BUILD_PATH_BIN)/dist/isx-*.whl)[test]' && \
 	cd build/Release && \
-	ISX_TEST_DATA_PATH=$(TEST_DATA_DIR) python -m pytest --disable-warnings -v -s --junit-xml=$(API_TEST_RESULTS_PATH) test $(TEST_ARGS)
+	ISX_TEST_DATA_PATH='$(shell realpath $(TEST_DATA_DIR))' python -m pytest --disable-warnings -v -s --junit-xml=$(API_TEST_RESULTS_PATH) test $(TEST_ARGS)
 
 ifeq ($(BUILD_API), 1)
 docs: build

isx/test/utilities/setup.py

@@ -2,7 +2,7 @@
 import shutil
 import isx
 
-test_data_path = os.path.abspath(os.environ['ISX_TEST_DATA_PATH'])
+test_data_path = os.environ['ISX_TEST_DATA_PATH']
 
 
 def delete_files_silently(files):