gallium: run gallium tests if GALLIUM_TESTS=1 is set

Reviewed-by: Glenn Kennard <glenn.kennard@gmail.com>

src/gallium/auxiliary/target-helpers/inline_debug_helper.h

@@ -4,6 +4,7 @@
 
 #include "pipe/p_compiler.h"
 #include "util/u_debug.h"
+#include "util/u_tests.h"
 
 
 /* Helper function to wrap a screen with
@@ -49,6 +50,9 @@ debug_screen_wrap(struct pipe_screen *screen)
    screen = noop_screen_create(screen);
 #endif
 
+   if (debug_get_bool_option("GALLIUM_TESTS", FALSE))
+      util_run_tests(screen);
+
    return screen;
 }
 

src/gallium/auxiliary/util/u_tests.c

@@ -261,7 +261,14 @@ tgsi_vs_window_space_position(struct pipe_context *ctx)
  * context_create.
  */
 void
-util_run_tests(struct pipe_context *ctx)
+util_run_tests(struct pipe_screen *screen)
 {
+   struct pipe_context *ctx = screen->context_create(screen, NULL);
+
    tgsi_vs_window_space_position(ctx);
+
+   ctx->destroy(ctx);
+
+   puts("Done. Exiting..");
+   exit(0);
 }

src/gallium/auxiliary/util/u_tests.h

@@ -30,8 +30,8 @@
 
 #include "pipe/p_compiler.h"
 
-struct pipe_context;
+struct pipe_screen;
 
-void util_run_tests(struct pipe_context *ctx);
+void util_run_tests(struct pipe_screen *screen);
 
 #endif