From 131ff46a0d14935571bb6f49ea0b9ca7e3e69c04 Mon Sep 17 00:00:00 2001
From: Brendan Le Foll <brendan.le.foll@intel.com>
Date: Wed, 31 May 2017 15:53:56 +0200
Subject: [PATCH] tests/CMakeLists.txt: Fix trying to run tests even if no
 python interpreter is available

Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
---
 tests/CMakeLists.txt | 30 ++++++++++++++++--------------
 1 file changed, 16 insertions(+), 14 deletions(-)

diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 5a670c2..2714cf4 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -14,21 +14,23 @@ if (BUILDSWIGPYTHON)
         set (PYTHON_DEFAULT_INTERP "${PYTHON2_EXECUTABLE}")
     elseif (PYTHON3INTERP_FOUND AND EXISTS "${CMAKE_BINARY_DIR}/src/python/python3/mraa.py")
         set (PYTHON_DEFAULT_PYTHONPATH "${CMAKE_BINARY_DIR}/src/python/python3")
-    set (PYTHON_DEFAULT_INTERP "${PYTHON3_EXECUTABLE}")
+        set (PYTHON_DEFAULT_INTERP "${PYTHON3_EXECUTABLE}")
+    endif ()
+
+    if (DEFINED PYTHON_DEFAULT_INTERP)
+        if (MOCKPLAT)
+            add_subdirectory (mock)
+        else ()
+            add_test (NAME py_general COMMAND ${PYTHON_DEFAULT_INTERP} ${CMAKE_CURRENT_SOURCE_DIR}/general_checks.py)
+            set_tests_properties(py_general PROPERTIES ENVIRONMENT "PYTHONPATH=${PYTHON_DEFAULT_PYTHONPATH}")
+
+            add_test (NAME py_platform COMMAND ${PYTHON_DEFAULT_INTERP} ${CMAKE_CURRENT_SOURCE_DIR}/platform_checks.py)
+            set_tests_properties(py_platform PROPERTIES ENVIRONMENT "PYTHONPATH=${PYTHON_DEFAULT_PYTHONPATH}")
+
+            add_test (NAME py_gpio COMMAND ${PYTHON_DEFAULT_INTERP} ${CMAKE_CURRENT_SOURCE_DIR}/gpio_checks.py)
+            set_tests_properties(py_gpio PROPERTIES ENVIRONMENT "PYTHONPATH=${PYTHON_DEFAULT_PYTHONPATH}")
+        endif ()
     else ()
         message (STATUS "Could not run tests since python interpreter or python bindings not built")
     endif ()
-
-    if (MOCKPLAT)
-        add_subdirectory (mock)
-    else ()
-        add_test (NAME py_general COMMAND ${PYTHON_DEFAULT_INTERP} ${CMAKE_CURRENT_SOURCE_DIR}/general_checks.py)
-        set_tests_properties(py_general PROPERTIES ENVIRONMENT "PYTHONPATH=${PYTHON_DEFAULT_PYTHONPATH}")
-
-        add_test (NAME py_platform COMMAND ${PYTHON_DEFAULT_INTERP} ${CMAKE_CURRENT_SOURCE_DIR}/platform_checks.py)
-        set_tests_properties(py_platform PROPERTIES ENVIRONMENT "PYTHONPATH=${PYTHON_DEFAULT_PYTHONPATH}")
-
-        add_test (NAME py_gpio COMMAND ${PYTHON_DEFAULT_INTERP} ${CMAKE_CURRENT_SOURCE_DIR}/gpio_checks.py)
-        set_tests_properties(py_gpio PROPERTIES ENVIRONMENT "PYTHONPATH=${PYTHON_DEFAULT_PYTHONPATH}")
-    endif ()
 endif ()