fix deps for PythonTest

System python can be used for build even if the bundled python is
enabled, c.f. --enable-python=internal vs. fully-internal. We need to
use the python that is used at runtime, not for building.

Change-Id: Ia1cd0b787d23645ce469e6975d90f01239256b9b

solenv/gbuild/PythonTest.mk

@@ -12,9 +12,15 @@
 ifeq ($(SYSTEM_PYTHON),)
 gb_PythonTest_EXECUTABLE := $(gb_Python_INSTALLED_EXECUTABLE)
 gb_PythonTest_EXECUTABLE_GDB := $(gb_Python_INSTALLED_EXECUTABLE_GDB)
+ifeq ($(OS),MACOSX)
+gb_PythonTest_DEPS := $(call gb_GeneratedPackage_get_target_for_build,python3)
+else
+gb_PythonTest_DEPS := $(call gb_Package_get_target_for_build,python3)
+endif
 else
 gb_PythonTest_EXECUTABLE := $(PYTHON_FOR_BUILD)
 gb_PythonTest_EXECUTABLE_GDB := $(PYTHON_FOR_BUILD)
+gb_PythonTest_DEPS :=
 endif
 
 gb_PythonTest_COMMAND := $(gb_PythonTest_EXECUTABLE) -m unittest
@@ -29,7 +35,7 @@ ifneq ($(DISABLE_PYTHON),TRUE)
 # pass a hard-coded 139 to the gdb postprocess script to match soffice.bin
 # signal exit values (assumption: non-0 exit value here means it crashed)
 .PHONY : $(call gb_PythonTest_get_target,%)
-$(call gb_PythonTest_get_target,%) :| $(call gb_ExternalExecutable_get_dependencies,python)
+$(call gb_PythonTest_get_target,%) :| $(gb_PythonTest_DEPS)
 	$(call gb_Output_announce,$*,$(true),PYT,2)
 	$(call gb_Helper_abbreviate_dirs,\
 		rm -rf $(dir $(call gb_PythonTest_get_target,$*)) && \