[babl] add ability to extract component with 1 component formats

[Ãyvind KolÃs <ok src gnome org>]

commit ba69dcba43d31279bcc27076fb15859e5ad520c9
Author: Ãyvind KolÃs <pippin gimp org>
Date:   Fri Mar 16 11:25:59 2012 +0000

    add ability to extract component with 1 component formats

 babl/babl-format.c |    4 +++-
 tests/Makefile.am  |    3 +++
 2 files changed, 6 insertions(+), 1 deletions(-)
---
diff --git a/babl/babl-format.c b/babl/babl-format.c
index 463a92b..d95384e 100644
--- a/babl/babl-format.c
+++ b/babl/babl-format.c
@@ -67,8 +67,10 @@ format_new (const char     *name,
       if (!component_found)
         {
           component_found = 0;
-          babl_fatal ("matching source component for %s in model %s not found",
+#if 0 /* since babl does the right thing, let it happen */
+          babl_fatal("matching source component for %s in model %s not found",
                       model->component[i]->instance.name, model->instance.name);
+#endif
         }
     }
 
diff --git a/tests/Makefile.am b/tests/Makefile.am
index e8fdd1d..8b9060d 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -10,6 +10,8 @@ TESTS =				\
 	sanity			\
 	babl_class_name		\
 	types			\
+	extract \
+	nop \
 	n_components		\
 	models			\
 	$(CONCURRENCY_STRESS_TEST)
@@ -31,5 +33,6 @@ noinst_PROGRAMS =		\
 	babl-html-dump		\
 	conversions		\
 	formats			\
+	extract \
 	nop			\
 	$(TESTS)