mutter/cogl/tests/conform/test-journal.c

#include <cogl/cogl.h>

#include <stdio.h>
#include <string.h>

#include "test-declarations.h"
#include "test-utils.h"

void
test_journal_unref_flush (void)
{
  CoglTexture2D *texture;
  CoglOffscreen *offscreen;
  CoglPipeline *pipeline;
  const int width = 1;
  const int height = 1;
  const int stride = width * 4;
  uint8_t reference_data[] = {
    0x33, 0x33, 0x33, 0x33,
  };
  uint8_t data[G_N_ELEMENTS (reference_data)];

  G_STATIC_ASSERT (sizeof data == sizeof reference_data);

  texture = cogl_texture_2d_new_with_size (test_ctx, width, height);
  offscreen = cogl_offscreen_new_with_texture (COGL_TEXTURE (texture));
  g_object_add_weak_pointer (G_OBJECT (offscreen), (gpointer *) &offscreen);

  pipeline = cogl_pipeline_new (test_ctx);
  cogl_pipeline_set_color4ub (pipeline, 0x33, 0x33, 0x33, 0x33);
  cogl_framebuffer_draw_rectangle (COGL_FRAMEBUFFER (offscreen),
                                   pipeline,
                                   -1, -1, 1, 1);
  cogl_object_unref (pipeline);

  g_object_unref (offscreen);
  g_assert_null (offscreen);

  cogl_texture_get_data (COGL_TEXTURE (texture),
                         COGL_PIXEL_FORMAT_RGBA_8888_PRE,
                         stride, data);
  g_assert_cmpmem (data, sizeof (data),
                   reference_data, sizeof (reference_data));

  cogl_object_unref (texture);
}