tests/cogl: Migrate texture rg test

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2555>

cogl/tests/conform/meson.build

@@ -1,6 +1,5 @@
 cogl_test_conformance_sources = [
   'test-conform-main.c',
-  'test-texture-rg.c',
   'test-fence.c',
 ]
 

cogl/tests/conform/test-conform-main.c

@@ -74,8 +74,6 @@ main (int argc, char **argv)
 
   ADD_TEST (test_fence, TEST_REQUIREMENT_FENCE, 0);
 
-  ADD_TEST (test_texture_rg, TEST_REQUIREMENT_TEXTURE_RG, 0);
-
   g_printerr ("Unknown test name \"%s\"\n", argv[1]);
 
   return 1;

cogl/tests/conform/test-declarations.h

@@ -9,6 +9,5 @@ void test_gles2_context (void);
 void test_gles2_context_fbo (void);
 void test_gles2_context_copy_tex_image (void);
 void test_fence (void);
-void test_texture_rg (void);
 
 #endif /* COGL_TEST_DECLARATIONS_H */

src/tests/cogl/conform/meson.build

@@ -37,6 +37,7 @@ cogl_tests = [
   [ 'test-pipeline-cache-unrefs-texture', [] ],
   [ 'test-texture-no-allocate', [] ],
   [ 'test-pipeline-shader-state', [] ],
+  [ 'test-texture-rg', [] ],
 ]
 
 cogl_test_conformance_includes = [

src/tests/cogl/conform/test-texture-rg.c

@@ -2,8 +2,7 @@
 
 #include <string.h>
 
-#include "test-declarations.h"
-#include "test-utils.h"
+#include "tests/cogl-test-utils.h"
 
 #define TEX_WIDTH 8
 #define TEX_HEIGHT 8
@@ -29,7 +28,7 @@ make_texture (void)
                                         NULL);
 }
 
-void
+static void
 test_texture_rg (void)
 {
   CoglPipeline *pipeline;
@@ -37,6 +36,12 @@ test_texture_rg (void)
   int fb_width, fb_height;
   int x, y;
 
+  if (!cogl_has_feature (test_ctx, COGL_FEATURE_ID_TEXTURE_RG))
+    {
+      g_test_skip ("Missing TEXTURE_RG feature");
+      return;
+    }
+
   fb_width = cogl_framebuffer_get_width (test_fb);
   fb_height = cogl_framebuffer_get_height (test_fb);
 
@@ -73,3 +78,7 @@ test_texture_rg (void)
   cogl_object_unref (pipeline);
   cogl_object_unref (tex);
 }
+
+COGL_TEST_SUITE (
+  g_test_add_func ("/texture/rg", test_texture_rg);
+)