testsuite: Remove old cairo/vulkan tests

They are still in the old binary format and haven't worked for a while.

testsuite/gsk/meson.build

@@ -1,15 +1,6 @@
 testexecdir = join_paths(installed_test_bindir, 'gsk')
 testdatadir = join_paths(installed_test_datadir, 'gsk')
 
-test_render_nodes = executable(
-  'test-render-nodes',
-  ['test-render-nodes.c',
-   'reftest-compare.c'],
-  dependencies: libgtk_dep,
-  install: get_option('install-tests'),
-  install_dir: testexecdir
-)
-
 compare_render = executable(
   'compare-render',
   ['compare-render.c', 'reftest-compare.c'],
@@ -34,18 +25,6 @@ serialize_deserialize = executable(
   install_dir: testexecdir,
 )
 
-test('nodes (cairo)', test_render_nodes,
-     args: [ '--tap', '-k' ],
-     env: [ 'GIO_USE_VOLUME_MONITOR=unix',
-            'GSETTINGS_BACKEND=memory',
-            'GTK_CSD=1',
-            'G_ENABLE_DIAGNOSTIC=0',
-            'G_TEST_SRCDIR=@0@'.format(meson.current_source_dir()),
-            'G_TEST_BUILDDIR=@0@'.format(meson.current_build_dir()),
-            'GSK_RENDERER=cairo'
-          ],
-     suite: 'gsk')
-
 compare_render_tests = [
   'clip-coordinates-3d',
   'clipped_rounded_clip',
@@ -125,63 +104,3 @@ foreach test : serialize_deserialize_tests
             ],
        suite: 'gsk')
 endforeach
-
-
-if have_vulkan
-  test('nodes (vulkan)', test_render_nodes,
-       args: [ '--tap', '-k' ],
-       env: [ 'GIO_USE_VOLUME_MONITOR=unix',
-              'GSETTINGS_BACKEND=memory',
-              'GTK_CSD=1',
-              'G_ENABLE_DIAGNOSTIC=0',
-              'G_TEST_SRCDIR=@0@'.format(meson.current_source_dir()),
-              'G_TEST_BUILDDIR=@0@'.format(meson.current_build_dir()),
-              'GSK_RENDERER=vulkan'
-            ],
-       suite: 'gsk')
-endif
-
-test_data = [
-  'blendmode.node',
-  'blendmode.png',
-  'blendmode.vulkan.png',
-  'blendmodes.node',
-  'blendmodes.png',
-  'blendmodes.vulkan.png',
-  'cairo.node',
-  'cairo.png',
-  'colors.cairo.png',
-  'colors.node',
-  'colors.vulkan.png',
-  'cross-fade.node',
-  'cross-fade.png',
-  'cross-fades.node',
-  'cross-fades.png',
-  'cross-fades.vulkan.png',
-  'ducky.png',
-  'repeat.node',
-  'repeat.png',
-  'transform.node',
-  'transform.png',
-  'transform.vulkan.png',
-  'opacity.node',
-  'opacity.png',
-  'opacity.vulkan.png',
-]
-
-if get_option('install-tests')
-  conf = configuration_data()
-  conf.set('libexecdir', gtk_libexecdir)
-  configure_file(input: 'render-nodes-cairo.test.in',
-                 output: 'render-nodes-cairo.test',
-                 configuration: conf,
-                 install_dir: testdatadir)
-  configure_file(input: 'render-nodes-vulkan.test.in',
-                 output: 'render-nodes-vulkan.test',
-                 configuration: conf,
-                 install_dir: testdatadir)
-
-  install_data(test_data, install_dir: testexecdir)
-
-endif
-

testsuite/gsk/test-render-nodes.c

@@ -1,933 +0,0 @@
-/*
- * Copyright (C) 2017 Red Hat Inc.
- *
- * Author:
- *      Matthias Clasen <mclasen@redhat.com>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <string.h>
-#include <glib/gstdio.h>
-#include <gtk/gtk.h>
-#include <stdlib.h>
-#include "reftest-compare.h"
-
-static void
-hsv_to_rgb (GdkRGBA *rgba,
-            gdouble  h,
-            gdouble  s,
-            gdouble  v)
-{
-  gdouble hue, saturation, value;
-  gdouble f, p, q, t;
-
-  rgba->alpha = 1.0;
-
-  if ( s == 0.0)
-    {
-      rgba->red = v;
-      rgba->green = v;
-      rgba->blue = v; /* heh */
-    }
-  else
-    {
-      hue = h * 6.0;
-      saturation = s;
-      value = v;
-
-      if (hue == 6.0)
-        hue = 0.0;
-
-      f = hue - (int) hue;
-      p = value * (1.0 - saturation);
-      q = value * (1.0 - saturation * f);
-      t = value * (1.0 - saturation * (1.0 - f));
-
-      switch ((int) hue)
-        {
-        case 0:
-          rgba->red = value;
-          rgba->green = t;
-          rgba->blue = p;
-          break;
-
-        case 1:
-          rgba->red = q;
-          rgba->green = value;
-          rgba->blue = p;
-          break;
-
-        case 2:
-          rgba->red = p;
-          rgba->green = value;
-          rgba->blue = t;
-          break;
-
-        case 3:
-          rgba->red = p;
-          rgba->green = q;
-          rgba->blue = value;
-          break;
-
-        case 4:
-          rgba->red = t;
-          rgba->green = p;
-          rgba->blue = value;
-          break;
-
-        case 5:
-          rgba->red = value;
-          rgba->green = p;
-          rgba->blue = q;
-          break;
-
-        default:
-          g_assert_not_reached ();
-        }
-    }
-}
-
-static GskRenderNode *
-colors (void)
-{
-  GskRenderNode **nodes = g_newa (GskRenderNode *, 1000);
-  GskRenderNode *container;
-  graphene_rect_t bounds;
-  GdkRGBA color;
-  guint i;
-
-  for (i = 0; i < 1000; i++)
-    {
-      bounds.size.width = g_random_int_range (20, 100);
-      bounds.origin.x = g_random_int_range (0, 1000 - bounds.size.width);
-      bounds.size.height = g_random_int_range (20, 100);
-      bounds.origin.y = g_random_int_range (0, 1000 - bounds.size.height);
-      hsv_to_rgb (&color, g_random_double (), g_random_double_range (0.15, 0.4), g_random_double_range (0.6, 0.85));
-      color.alpha = g_random_double_range (0.5, 0.75);
-      nodes[i] = gsk_color_node_new (&color, &bounds);
-    }
-
-  container = gsk_container_node_new (nodes, 1000);
-
-  for (i = 0; i < 1000; i++)
-    gsk_render_node_unref (nodes[i]);
-
-  return container;
-}
-
-static GskRenderNode *
-cairo (void)
-{
-  GskRenderNode *node;
-  cairo_t *cr;
-
-  node = gsk_cairo_node_new (&GRAPHENE_RECT_INIT (0, 0, 200, 600));
-  cr = gsk_cairo_node_get_draw_context (node);
-
-  cairo_set_source_rgb (cr, 1, 0, 0);
-  cairo_rectangle (cr, 0, 0, 200, 200);
-  cairo_fill (cr);
-  cairo_set_source_rgb (cr, 0, 1, 0);
-  cairo_rectangle (cr, 0, 200, 200, 200);
-  cairo_fill (cr);
-  cairo_set_source_rgb (cr, 0, 0, 1);
-  cairo_rectangle (cr, 0, 400, 200, 200);
-  cairo_fill (cr);
-
-  cairo_destroy (cr);
-
-  return node;
-}
-
-static GskRenderNode *
-cairo2 (void)
-{
-  GskRenderNode *node;
-  cairo_t *cr;
-  int i, j;
-
-  node = gsk_cairo_node_new (&GRAPHENE_RECT_INIT (0, 0, 200, 200));
-  cr = gsk_cairo_node_get_draw_context (node);
-
-  cairo_set_source_rgb (cr, 1, 1, 1);
-
-  for (i = 0; i < 10; i++)
-    for (j = 0; j < 10; j++)
-      {
-        cairo_rectangle (cr, i*20, j*20, 10, 10);
-        cairo_fill (cr);
-      }
-
-
-  cairo_destroy (cr);
-
-  return node;
-}
-
-static GskRenderNode *
-repeat (void)
-{
-  GskRenderNode *repeat[4];
-  GskRenderNode *child;
-  GskRenderNode *transform;
-  GskRenderNode *container;
-  GskTransform *matrix;
-
-  child = cairo ();
-
-  repeat[0] = gsk_repeat_node_new (&GRAPHENE_RECT_INIT (0, 0, 200, 200),
-                                   child,
-                                   &GRAPHENE_RECT_INIT (0, 0, 200, 600));
-  repeat[1] = gsk_repeat_node_new (&GRAPHENE_RECT_INIT (0, 200, 200, 200),
-                                   child,
-                                   &GRAPHENE_RECT_INIT (0, 0, 200, 600));
-  repeat[2] = gsk_repeat_node_new (&GRAPHENE_RECT_INIT (0, 400, 200, 200),
-                                   child,
-                                   &GRAPHENE_RECT_INIT (0, 0, 200, 600));
-  repeat[3] = gsk_repeat_node_new (&GRAPHENE_RECT_INIT (0, 100, 200, 640),
-                                   child,
-                                   &GRAPHENE_RECT_INIT (0, 100, 200, 400));
-
-  gsk_render_node_unref (child);
-
-  matrix = gsk_transform_translate (NULL, &(const graphene_point_t) { 0, 20 });
-  transform = gsk_transform_node_new (repeat[1], matrix);
-  gsk_transform_unref (matrix);
-  gsk_render_node_unref (repeat[1]);
-  repeat[1] = transform;
-
-  matrix = gsk_transform_translate (NULL, &(const graphene_point_t) { 0, 40 });
-  transform = gsk_transform_node_new (repeat[2], matrix);
-  gsk_transform_unref (matrix);
-  gsk_render_node_unref (repeat[2]);
-  repeat[2] = transform;
-
-  matrix = gsk_transform_translate (NULL, &(const graphene_point_t) { 220, -100 });
-  transform = gsk_transform_node_new (repeat[3], matrix);
-  gsk_transform_unref (matrix);
-  gsk_render_node_unref (repeat[3]);
-  repeat[3] = transform;
-
-  container = gsk_container_node_new (repeat, 4);
-
-  gsk_render_node_unref (repeat[0]);
-  gsk_render_node_unref (repeat[1]);
-  gsk_render_node_unref (repeat[2]);
-  gsk_render_node_unref (repeat[3]);
-
-  return container;
-}
-
-static GskRenderNode *
-blendmode (void)
-{
-  GskRenderNode *child1;
-  GskRenderNode *child2;
-  GskRenderNode *transform;
-  GskRenderNode *container;
-  GskTransform *matrix;
-
-  child1 = cairo ();
-  child2 = cairo2 ();
-
-  matrix = gsk_transform_translate (NULL, &(const graphene_point_t) { 50, 50 });
-  transform = gsk_transform_node_new (child2, matrix);
-  gsk_transform_unref (matrix);
-  gsk_render_node_unref (child2);
-  child2 = transform;
-
-  container = gsk_blend_node_new (child1, child2, GSK_BLEND_MODE_HUE);
-
-  gsk_render_node_unref (child1);
-  gsk_render_node_unref (child2);
-
-  return container;
-}
-
-static GskRenderNode *
-ducky (void)
-{
-  GdkPixbuf *pixbuf;
-  GskRenderNode *node;
-  cairo_t *cr;
-
-  pixbuf = gdk_pixbuf_new_from_file_at_size ("ducky.png", 100, 100, NULL);
-  node = gsk_cairo_node_new (&GRAPHENE_RECT_INIT (0, 0,
-                                                  gdk_pixbuf_get_width (pixbuf),
-                                                  gdk_pixbuf_get_height (pixbuf)));
-  cr = gsk_cairo_node_get_draw_context (node);
-  gdk_cairo_set_source_pixbuf (cr, pixbuf, 0, 0);
-  cairo_paint (cr);
-  cairo_destroy (cr);
-  g_object_unref (pixbuf);
-
-  return node;
-}
-
-static GskRenderNode *
-gradient (void)
-{
-  return gsk_linear_gradient_node_new (&GRAPHENE_RECT_INIT (0, 0, 100, 100),
-                                       &GRAPHENE_POINT_INIT (0, 0),
-                                       &GRAPHENE_POINT_INIT (0, 100),
-                                       (const GskColorStop[3]) {
-                                         { .offset = 0.0, .color = { 1.0, 0.0, 0.0, 1.0 } },
-                                         { .offset = 0.5, .color = { 0.0, 1.0, 0.0, 1.0 } },
-                                         { .offset = 1.0, .color = { 0.0, 0.0, 1.0, 1.0 } }
-                                       },
-                                       3);
-}
-
-static GskRenderNode *
-blendmodes (void)
-{
-  GskRenderNode *child1;
-  GskRenderNode *child2;
-  GskRenderNode *container;
-  GskRenderNode *blend[16];
-  GskBlendMode mode;
-  int i, j;
-
-  child1 = gradient ();
-  child2 = ducky ();
-
-  for (i = 0, mode = GSK_BLEND_MODE_DEFAULT; i < 4; i++)
-    for (j = 0; j < 4; j++, mode++)
-      {
-        GskRenderNode *b;
-        GskTransform *transform;
-
-        b = gsk_blend_node_new (child1, child2, mode);
-        transform = gsk_transform_translate (NULL, &(const graphene_point_t) { i * 110, j * 110 });
-        blend[mode] = gsk_transform_node_new (b, transform);
-        gsk_transform_unref (transform);
-        gsk_render_node_unref (b);
-      }
-
-  gsk_render_node_unref (child1);
-  gsk_render_node_unref (child2);
-
-  container = gsk_container_node_new (blend, 16);
-
-  for (i = 0; i < 16; i++)
-    gsk_render_node_unref (blend[i]);
-
-  return container;
-}
-
-static GskRenderNode *
-cross_fade (void)
-{
-  GskRenderNode *child1;
-  GskRenderNode *child2;
-  GskRenderNode *transform;
-  GskRenderNode *container;
-  GskTransform *matrix;
-
-  child1 = cairo ();
-  child2 = cairo2 ();
-
-  matrix = gsk_transform_translate (NULL, &(const graphene_point_t) { 50, 50 });
-  transform = gsk_transform_node_new (child2, matrix);
-  gsk_transform_unref (matrix);
-  gsk_render_node_unref (child2);
-  child2 = transform;
-
-  container = gsk_cross_fade_node_new (child1, child2, 0.5);
-
-  gsk_render_node_unref (child1);
-  gsk_render_node_unref (child2);
-
-  return container;
-}
-
-static GskRenderNode *
-cross_fades (void)
-{
-  GskRenderNode *child1;
-  GskRenderNode *child2;
-  GskRenderNode *node;
-  GskRenderNode *nodes[5];
-  GskRenderNode *container;
-  GskTransform *transform;
-  int i;
-
-  child1 = cairo2 ();
-  child2 = ducky ();
-
-  for (i = 0; i < 5; i++)
-    {
-      node = gsk_cross_fade_node_new (child1, child2, i / 4.0);
-      transform = gsk_transform_translate (NULL, &(const graphene_point_t) { i* 210, 0 });
-      nodes[i] = gsk_transform_node_new (node, transform);
-      gsk_transform_unref (transform);
-      gsk_render_node_unref (node);
-    }
-
-  gsk_render_node_unref (child1);
-  gsk_render_node_unref (child2);
-
-  container = gsk_container_node_new (nodes, 5);
-
-  for (i = 0; i < 5; i++)
-    gsk_render_node_unref (nodes[i]);
-
-  return container;
-}
-
-static GskRenderNode *
-transform (void)
-{
-  GskRenderNode *node;
-  GskRenderNode *nodes[10];
-  GskRenderNode *container;
-  GskTransform *transform;
-  int i;
-
-  node = ducky ();
-
-  for (i = 0; i < 10; i++)
-    {
-      transform = gsk_transform_rotate (NULL, 20.0 * i);
-      transform = gsk_transform_translate (transform, &(const graphene_point_t) { i* 110, 0 });
-      nodes[i] = gsk_transform_node_new (node, transform);
-      gsk_transform_unref (transform);
-    }
-
-  container = gsk_container_node_new (nodes, 5);
-
-  for (i = 0; i < 10; i++)
-    gsk_render_node_unref (nodes[i]);
-
-  gsk_render_node_unref (node);
-
-  return container;
-}
-
-static GskRenderNode *
-opacity (void)
-{
-  GskRenderNode *child;
-  GskRenderNode *node;
-  GskRenderNode *nodes[5];
-  GskRenderNode *container;
-  GskTransform *transform;
-  int i;
-
-  child = ducky ();
-
-  for (i = 0; i < 5; i++)
-    {
-      node = gsk_opacity_node_new (child, i / 4.0);
-      transform = gsk_transform_translate (NULL, &(const graphene_point_t) { i* 210, 0 });
-      nodes[i] = gsk_transform_node_new (node, transform);
-      gsk_transform_unref (transform);
-      gsk_render_node_unref (node);
-    }
-
-  gsk_render_node_unref (child);
-
-  container = gsk_container_node_new (nodes, 5);
-
-  for (i = 0; i < 5; i++)
-    gsk_render_node_unref (nodes[i]);
-
-  return container;
-}
-
-#define N 5
-
-static GskRenderNode *
-color_matrix1 (void)
-{
-  GskRenderNode *container_node;
-  GskRenderNode *cairo_node = cairo ();
-  GskRenderNode *n;
-  GskRenderNode *child_nodes[N];
-  graphene_matrix_t matrix;
-  graphene_vec4_t offset;
-  GskTransform *transform;
-  float cairo_width = 150;
-  graphene_rect_t bounds;
-
-  gsk_render_node_get_bounds (cairo_node, &bounds);
-  cairo_width = bounds.size.width;
-
-  /* First a cairo node inside a color matrix node, where the color matrix node doesn't do anything. */
-  graphene_matrix_init_identity (&matrix);
-  offset = *graphene_vec4_zero ();
-  child_nodes[0] = gsk_color_matrix_node_new (cairo_node, &matrix, &offset);
-
-  /* Now a color matrix node that actually does something. Inside a transform node. */
-  offset = *graphene_vec4_zero ();
-  graphene_matrix_init_scale (&matrix, 0.3, 0.3, 0.3); /* Should make the node darker */
-  n = gsk_color_matrix_node_new (cairo_node, &matrix, &offset);
-  transform = gsk_transform_translate (NULL, &GRAPHENE_POINT_INIT (cairo_width, 0));
-  child_nodes[1] = gsk_transform_node_new (n, transform);
-  gsk_transform_unref (transform);
-
-  /* Same as above, but this time we stuff the transform node in the color matrix node, and not vice versa */
-  offset = *graphene_vec4_zero ();
-  graphene_matrix_init_scale (&matrix, 0.3, 0.3, 0.3);
-  transform = gsk_transform_translate (NULL, &GRAPHENE_POINT_INIT (2 * cairo_width, 0));
-  n = gsk_transform_node_new (cairo_node, transform);
-  gsk_transform_unref (transform);
-  child_nodes[2] = gsk_color_matrix_node_new (n, &matrix, &offset);
-
-  /* Color matrix inside color matrix, one reversing the other's effect */
-  {
-    graphene_matrix_t inner_matrix;
-    graphene_vec4_t inner_offset = *graphene_vec4_zero ();
-    GskRenderNode *inner_color_matrix_node;
-
-    graphene_matrix_init_scale (&inner_matrix, 0.5, 0.5, 0.5);
-    inner_color_matrix_node = gsk_color_matrix_node_new (cairo_node, &inner_matrix, &inner_offset);
-
-    graphene_matrix_init_scale (&matrix, 2, 2, 2);
-    n = gsk_color_matrix_node_new (inner_color_matrix_node, &matrix, &offset);
-    transform = gsk_transform_translate (NULL, &GRAPHENE_POINT_INIT (3 * cairo_width, 0));
-    child_nodes[3] = gsk_transform_node_new (n, transform);
-    gsk_transform_unref (transform);
-  }
-
-  /* Color matrix in color matrix in transform */
-  {
-    graphene_matrix_t inner_matrix;
-    graphene_vec4_t inner_offset = *graphene_vec4_zero ();
-    GskRenderNode *inner_color_matrix_node;
-
-    graphene_matrix_init_scale (&inner_matrix, 0.5, 0.5, 0.5);
-    inner_color_matrix_node = gsk_color_matrix_node_new (cairo_node, &inner_matrix, &inner_offset);
-
-    graphene_matrix_init_scale (&matrix, 2, 2, 2);
-    offset = *graphene_vec4_zero ();
-    n = gsk_color_matrix_node_new (inner_color_matrix_node, &matrix, &offset);
-    transform = gsk_transform_scale (NULL, 1, 1);
-    transform = gsk_transform_rotate (transform, 350);
-    transform = gsk_transform_translate (transform, &GRAPHENE_POINT_INIT (4 * cairo_width, 0));
-
-    child_nodes[4] = gsk_transform_node_new (n, transform);
-    gsk_transform_unref (transform);
-  }
-
-  container_node = gsk_container_node_new (child_nodes, N);
-
-  return container_node;
-}
-
-#undef N
-
-static GskRenderNode *
-transformed_clip (void)
-{
-  GskRenderNode *container_node;
-  GskRenderNode *transform_node;
-  GskRenderNode *clip_node;
-  GskRenderNode *nodes[4];
-  GskTransform *transform;
-
-  {
-    clip_node = gsk_clip_node_new (ducky (),
-                                   &GRAPHENE_RECT_INIT (0, 0, 200, 500));
-
-    transform = gsk_transform_translate (NULL, &GRAPHENE_POINT_INIT (180, 0));
-    nodes[0] = gsk_transform_node_new (clip_node, transform);
-    gsk_transform_unref (transform);
-  }
-
-  {
-    transform = gsk_transform_translate (NULL, &GRAPHENE_POINT_INIT (0, 200));
-    transform_node = gsk_transform_node_new (ducky (), transform);
-    gsk_transform_unref (transform);
-
-    nodes[1] = gsk_clip_node_new (transform_node,
-                                  &GRAPHENE_RECT_INIT (0, 0, 500, 250));
-  }
-
-  {
-    transform = gsk_transform_translate (NULL, &GRAPHENE_POINT_INIT (150, 200));
-    transform_node = gsk_transform_node_new (ducky (), transform);
-    gsk_transform_unref (transform);
-    clip_node = gsk_clip_node_new (transform_node,
-                                   &GRAPHENE_RECT_INIT (150, 200, 91, 100));
-
-    transform = gsk_transform_rotate (NULL, 20);
-    /*graphene_matrix_init_identity (&transform);*/
-    nodes[2] = gsk_transform_node_new (clip_node, transform);
-    gsk_transform_unref (transform);
-
-
-
-    /*GskColorStop *color_stops = g_newa (GskColorStop, 2);*/
-    /*graphene_matrix_init_translate (&transform, &GRAPHENE_POINT3D_INIT (300, 200, 0));*/
-
-    /*color_stops[0] = (GskColorStop){ 0.0f, (GdkRGBA){1, 0, 0, 1}};*/
-    /*color_stops[1] = (GskColorStop){ 1.0f, (GdkRGBA){0, 0, 1, 1}};*/
-    /*clip_node = gsk_linear_gradient_node_new (&GRAPHENE_RECT_INIT (0, 0, 300, 200),*/
-                                              /*&(graphene_point_t) {150, 0},*/
-                                              /*&(graphene_point_t) {150, 200},*/
-                                              /*color_stops,*/
-                                              /*2);*/
-
-    /*nodes[2] = gsk_transform_node_new (clip_node, &transform);*/
-  }
-
-  {
-    transform = gsk_transform_rotate (NULL, 20);
-    transform = gsk_transform_translate (transform, &GRAPHENE_POINT_INIT (350, 200));
-    transform_node = gsk_transform_node_new (ducky (), transform);
-    gsk_transform_unref (transform);
-    nodes[3] = gsk_clip_node_new (transform_node,
-                                   &GRAPHENE_RECT_INIT (350, 200, 91, 100));
-  }
-
-  container_node = gsk_container_node_new (nodes, 4);
-
-  return container_node;
-}
-
-static const struct {
-  const char *name;
-  GskRenderNode * (* func) (void);
-} functions[] = {
-  { "colors.node", colors },
-  { "cairo.node", cairo },
-  { "repeat.node", repeat },
-  { "blendmode.node", blendmode },
-  { "cross-fade.node", cross_fade },
-  { "blendmodes.node", blendmodes },
-  { "cross-fades.node", cross_fades },
-  { "transform.node", transform },
-  { "opacity.node", opacity },
-  { "color-matrix1.node", color_matrix1},
-  { "transformed-clip.node", transformed_clip}
-};
-
-/*** test setup ***/
-
-char *
-file_replace_extension (const char *old_file,
-                        const char *old_ext,
-                        const char *new_ext)
-{
-  GString *file = g_string_new (NULL);
-
-  if (g_str_has_suffix (old_file, old_ext))
-    g_string_append_len (file, old_file, strlen (old_file) - strlen (old_ext));
-  else
-    g_string_append (file, old_file);
-
-  g_string_append (file, new_ext);
-
-  return g_string_free (file, FALSE);
-}
-
-static char *
-get_output_file (const char *file,
-                 const char *orig_ext,
-                 const char *new_ext)
-{
-  const char *dir;
-  char *result, *base;
-  char *name;
-
-  dir = g_get_tmp_dir ();
-  base = g_path_get_basename (file);
-  name = file_replace_extension (base, orig_ext, new_ext);
-
-  result = g_strconcat (dir, G_DIR_SEPARATOR_S, name, NULL);
-
-  g_free (base);
-  g_free (name);
-
-  return result;
-}
-
-static void
-save_image (cairo_surface_t *surface,
-            const char      *test_name,
-            const char      *extension)
-{
-  char *filename = get_output_file (test_name, ".node", extension);
-
-  g_test_message ("Storing test result image at %s", filename);
-  g_assert (cairo_surface_write_to_png (surface, filename) == CAIRO_STATUS_SUCCESS);
-  g_free (filename);
-}
-
-static void
-load_node_file (GFile *file, gboolean generate)
-{
-  char *node_file;
-  GError *error = NULL;
-  char *contents;
-  gsize len;
-  GBytes *bytes;
-  GskRenderNode *node;
-  GskRenderer *renderer;
-  GdkSurface *window;
-  GdkTexture *texture = NULL;
-  cairo_surface_t *surface;
-  char *png_file;
-  cairo_surface_t *ref_surface;
-  cairo_surface_t *diff_surface;
-  const char *ext;
-
-  node_file = g_file_get_path (file);
-
-  if (!g_file_get_contents (node_file, &contents, &len, &error))
-    {
-      g_test_message ("Could not open node file: %s\n", error->message);
-      g_clear_error (&error);
-      g_test_fail ();
-      return;
-    }
-  bytes = g_bytes_new_take (contents, len);
-  node = gsk_render_node_deserialize (bytes, &error);
-  g_bytes_unref (bytes);
-
-  if (node == NULL)
-    {
-      g_test_message ("Invalid node file: %s\n", error->message);
-      g_clear_error (&error);
-      g_test_fail ();
-      return;
-    }
-
-  window = gdk_surface_new_toplevel (gdk_display_get_default(), 10 , 10);
-  renderer = gsk_renderer_new_for_surface (window);
-  texture = gsk_renderer_render_texture (renderer, node, NULL);
-
-  surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,
-                                        gdk_texture_get_width (texture),
-                                        gdk_texture_get_height (texture));
-  gdk_texture_download (texture,
-                        cairo_image_surface_get_data (surface),
-                        cairo_image_surface_get_stride (surface));
-  cairo_surface_mark_dirty (surface);
-
-  if (strcmp (G_OBJECT_TYPE_NAME (renderer), "GskVulkanRenderer") == 0)
-    ext = ".vulkan.png";
-  else if (strcmp (G_OBJECT_TYPE_NAME (renderer), "GskGLRenderer") == 0)
-    ext = ".gl.png";
-  else if (strcmp (G_OBJECT_TYPE_NAME (renderer), "GskCairoRenderer") == 0)
-    ext = ".cairo.png";
-  else
-    ext = ".png";
-
-  g_object_unref (texture);
-  g_object_unref (window);
-  gsk_renderer_unrealize (renderer);
-  g_object_unref (renderer);
-  gdk_surface_destroy (window);
-
-  gsk_render_node_unref (node);
-
-  if (generate)
-    {
-      cairo_status_t status;
-      char *out_file;
-
-      out_file = file_replace_extension (node_file, ".node", ".png");
-
-      status = cairo_surface_write_to_png (surface, out_file);
-      cairo_surface_destroy (surface);
-      if (status != CAIRO_STATUS_SUCCESS)
-        {
-          g_print ("Failed to save png file %s: %s\n", out_file, cairo_status_to_string (status));
-          exit (1);
-        }
-      g_free (out_file);
-      return;
-    }
-
-  png_file = file_replace_extension (node_file, ".node", ext);
-  if (!g_file_test (png_file, G_FILE_TEST_EXISTS))
-    {
-      g_free (png_file);
-      png_file = file_replace_extension (node_file, ".node", ".png");
-    }
-
-  g_test_message ("using reference image %s", png_file);
-  ref_surface = cairo_image_surface_create_from_png (png_file);
-  diff_surface = reftest_compare_surfaces (surface, ref_surface);
-
-  save_image (surface, node_file, ".out.png");
-  save_image (ref_surface, node_file, ".ref.png");
-  if (diff_surface)
-    {
-      save_image (diff_surface, node_file, ".diff.png");
-      g_test_fail ();
-    }
-
-  cairo_surface_destroy (surface);
-  cairo_surface_destroy (ref_surface);
-  if (diff_surface)
-    cairo_surface_destroy (diff_surface);
-
-  g_free (png_file);
-  g_free (node_file);
-}
-
-static void
-test_node_file (GFile *file)
-{
-  load_node_file (file, FALSE);
-}
-
-static void
-add_test_for_file (GFile *file)
-{
-  char *path;
-
-  path = g_file_get_path (file);
-
-  g_test_add_vtable (path,
-                     0,
-                     g_object_ref (file),
-                     NULL,
-                     (GTestFixtureFunc) test_node_file,
-                     (GTestFixtureFunc) g_object_unref);
-
-  g_free (path);
-}
-
-static int
-compare_files (gconstpointer a, gconstpointer b)
-{
-  GFile *file1 = G_FILE (a);
-  GFile *file2 = G_FILE (b);
-  char *path1, *path2;
-  int result;
-
-  path1 = g_file_get_path (file1);
-  path2 = g_file_get_path (file2);
-
-  result = strcmp (path1, path2);
-
-  g_free (path1);
-  g_free (path2);
-
-  return result;
-}
-
-static void
-add_tests_for_files_in_directory (GFile *dir)
-{
-  GFileEnumerator *enumerator;
-  GFileInfo *info;
-  GList *files;
-  GError *error = NULL;
-
-  enumerator = g_file_enumerate_children (dir, G_FILE_ATTRIBUTE_STANDARD_NAME, 0, NULL, &error);
-  g_assert_no_error (error);
-  files = NULL;
-
-  while ((info = g_file_enumerator_next_file (enumerator, NULL, &error)))
-    {
-      const char *filename;
-
-      filename = g_file_info_get_name (info);
-
-      if (!g_str_has_suffix (filename, ".node") ||
-          g_str_has_suffix (filename, ".png"))
-        {
-          g_object_unref (info);
-          continue;
-        }
-
-      files = g_list_prepend (files, g_file_get_child (dir, filename));
-
-      g_object_unref (info);
-    }
-
-  g_assert_no_error (error);
-  g_object_unref (enumerator);
-
-  files = g_list_sort (files, compare_files);
-  g_list_foreach (files, (GFunc) add_test_for_file, NULL);
-  g_list_free_full (files, g_object_unref);
-}
-
-static void
-generate (const char *name)
-{
-  int i;
-  GError *error = NULL;
-  gboolean wrote_file = FALSE;
-
-  for (i = 0; i < G_N_ELEMENTS (functions); i++)
-    {
-      if (strcmp (name, functions[i].name) == 0)
-        {
-          GskRenderNode *node = functions[i].func ();
-          if (!gsk_render_node_write_to_file (node, name, &error))
-            {
-              g_print ("Error writing '%s': %s\n", name, error->message);
-              g_clear_error (&error);
-              exit (1);
-            }
-          else
-            {
-              GFile *file = g_file_new_for_commandline_arg (name);
-              load_node_file (file, TRUE);
-              g_object_unref (file);
-            }
-
-          gsk_render_node_unref (node);
-          wrote_file = TRUE;
-          break;
-        }
-    }
-
-  if (!wrote_file)
-    g_warning ("Could not generate %s", name);
-}
-
-int
-main (int argc, char **argv)
-{
-  gtk_test_init (&argc, &argv);
-
-  if (argc < 2)
-    {
-      const char *basedir;
-      GFile *dir;
-
-      basedir = g_test_get_dir (G_TEST_DIST);
-      dir = g_file_new_for_path (basedir);
-      add_tests_for_files_in_directory (dir);
-
-      g_object_unref (dir);
-    }
-  else if (strcmp (argv[1], "--generate") == 0)
-    {
-      if (argc >= 3)
-        generate (argv[2]);
-    }
-  else
-    {
-      guint i;
-
-      for (i = 1; i < argc; i++)
-        {
-          GFile *file = g_file_new_for_commandline_arg (argv[i]);
-          add_test_for_file (file);
-          g_object_unref (file);
-        }
-    }
-
-  return g_test_run ();
-}