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130 lines
3.5 KiB
C
130 lines
3.5 KiB
C
#include <gtk/gtk.h>
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#include "gdk/loaders/gdkpngprivate.h"
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#include "gdk/loaders/gdktiffprivate.h"
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#include "gdk/loaders/gdkjpegprivate.h"
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static void
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assert_texture_equal (GdkTexture *t1,
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GdkTexture *t2)
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{
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int width;
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int height;
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int stride;
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guchar *d1;
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guchar *d2;
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width = gdk_texture_get_width (t1);
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height = gdk_texture_get_height (t1);
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stride = 4 * width;
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g_assert_cmpint (width, ==, gdk_texture_get_width (t2));
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g_assert_cmpint (height, ==, gdk_texture_get_height (t2));
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d1 = g_malloc (stride * height);
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d2 = g_malloc (stride * height);
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gdk_texture_download (t1, d1, stride);
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gdk_texture_download (t2, d2, stride);
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g_assert_cmpmem (d1, stride * height, d2, stride * height);
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g_free (d1);
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g_free (d2);
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}
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static void
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test_load_image (gconstpointer data)
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{
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const char *filename = data;
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GdkTexture *texture;
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char *path;
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GFile *file;
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GBytes *bytes;
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GError *error = NULL;
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path = g_test_build_filename (G_TEST_DIST, "image-data", filename, NULL);
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file = g_file_new_for_path (path);
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bytes = g_file_load_bytes (file, NULL, NULL, &error);
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g_assert_no_error (error);
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if (g_str_has_suffix (filename, ".png"))
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texture = gdk_load_png (bytes, &error);
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else if (g_str_has_suffix (filename, ".tiff"))
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texture = gdk_load_tiff (bytes, &error);
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else if (g_str_has_suffix (filename, ".jpeg"))
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texture = gdk_load_jpeg (bytes, &error);
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else
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g_assert_not_reached ();
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g_assert_no_error (error);
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g_assert_true (GDK_IS_TEXTURE (texture));
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g_assert_cmpint (gdk_texture_get_width (texture), ==, 32);
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g_assert_cmpint (gdk_texture_get_height (texture), ==, 32);
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g_object_unref (texture);
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g_bytes_unref (bytes);
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g_object_unref (file);
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g_free (path);
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}
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static void
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test_save_image (gconstpointer test_data)
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{
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const char *filename = test_data;
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char *path;
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GFile *file;
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GdkTexture *texture;
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GFile *file2;
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GdkTexture *texture2;
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GError *error = NULL;
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GBytes *bytes = NULL;
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GIOStream *stream;
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path = g_test_build_filename (G_TEST_DIST, "image-data", filename, NULL);
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file = g_file_new_for_path (path);
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texture = gdk_texture_new_from_file (file, &error);
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g_assert_no_error (error);
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if (g_str_has_suffix (filename, ".png"))
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bytes = gdk_save_png (texture);
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else if (g_str_has_suffix (filename, ".tiff"))
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bytes = gdk_save_tiff (texture);
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else
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g_assert_not_reached ();
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file2 = g_file_new_tmp ("imageXXXXXX", (GFileIOStream **)&stream, NULL);
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g_object_unref (stream);
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g_file_replace_contents (file2,
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g_bytes_get_data (bytes, NULL),
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g_bytes_get_size (bytes),
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NULL, FALSE, 0,
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NULL, NULL, &error);
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g_assert_no_error (error);
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texture2 = gdk_texture_new_from_file (file2, &error);
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g_assert_no_error (error);
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assert_texture_equal (texture, texture2);
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g_bytes_unref (bytes);
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g_object_unref (texture2);
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g_object_unref (file2);
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g_object_unref (texture);
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g_object_unref (file);
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g_free (path);
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}
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int
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main (int argc, char *argv[])
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{
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(g_test_init) (&argc, &argv, NULL);
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g_test_add_data_func ("/image/load/png", "image.png", test_load_image);
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g_test_add_data_func ("/image/load/tiff", "image.tiff", test_load_image);
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g_test_add_data_func ("/image/load/jpeg", "image.jpeg", test_load_image);
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g_test_add_data_func ("/image/save/png", "image.png", test_save_image);
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g_test_add_data_func ("/image/save/tiff", "image.tiff", test_save_image);
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return g_test_run ();
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}
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