app: fix tests: must not link against libgimp

app/tests/Makefile.am

@@ -50,7 +50,6 @@ libgimpmath = $(top_builddir)/libgimpmath/libgimpmath-$(GIMP_API_VERSION).la
 libgimpmodule = $(top_builddir)/libgimpmodule/libgimpmodule-$(GIMP_API_VERSION).la
 libgimpwidgets = $(top_builddir)/libgimpwidgets/libgimpwidgets-$(GIMP_API_VERSION).la
 libgimpthumb = $(top_builddir)/libgimpthumb/libgimpthumb-$(GIMP_API_VERSION).la
-libgimp = $(top_builddir)/libgimp/libgimp-$(GIMP_API_VERSION).la
 
 AM_CPPFLAGS = \
 	-I$(top_srcdir)		\
@@ -114,7 +113,6 @@ LDADD = \
 	$(top_builddir)/app/gegl/libappgegl.a			\
 	$(top_builddir)/app/operations/libappoperations.a	\
 	libgimpapptestutils.a					\
-	$(libgimp)						\
 	$(libgimpwidgets)					\
 	$(libgimpconfig)					\
 	$(libgimpmath)						\

app/tests/test-xcf.c

@@ -727,7 +727,7 @@ gimp_assert_mainimage (GimpImage *image,
   g_assert_cmpint (gimp_image_get_height (image),
                    ==,
                    GIMP_MAINIMAGE_HEIGHT);
-  g_assert_cmpint (gimp_image_base_type (image),
+  g_assert_cmpint (gimp_image_get_base_type (image),
                    ==,
                    GIMP_MAINIMAGE_TYPE);