gimp/app/tests/test-core.c

294 lines
8.0 KiB
C

/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 2009 Martin Nordholts
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include <gegl.h>
#include <gtk/gtk.h>
#include "widgets/widgets-types.h"
#include "widgets/gimpuimanager.h"
#include "core/gimp.h"
#include "core/gimpcontext.h"
#include "core/gimpimage.h"
#include "core/gimplayer.h"
#include "core/gimplayer-new.h"
#include "operations/gimplevelsconfig.h"
#include "tests.h"
#include "gimp-app-test-utils.h"
#define GIMP_TEST_IMAGE_SIZE 100
#define ADD_IMAGE_TEST(function) \
g_test_add ("/gimp-core/" #function, \
GimpTestFixture, \
gimp, \
gimp_test_image_setup, \
function, \
gimp_test_image_teardown);
#define ADD_TEST(function) \
g_test_add ("/gimp-core/" #function, \
GimpTestFixture, \
gimp, \
NULL, \
function, \
NULL);
typedef struct
{
GimpImage *image;
} GimpTestFixture;
static void gimp_test_image_setup (GimpTestFixture *fixture,
gconstpointer data);
static void gimp_test_image_teardown (GimpTestFixture *fixture,
gconstpointer data);
/**
* gimp_test_image_setup:
* @fixture:
* @data:
*
* Test fixture setup for a single image.
**/
static void
gimp_test_image_setup (GimpTestFixture *fixture,
gconstpointer data)
{
Gimp *gimp = GIMP (data);
fixture->image = gimp_image_new (gimp,
GIMP_TEST_IMAGE_SIZE,
GIMP_TEST_IMAGE_SIZE,
GIMP_RGB,
GIMP_PRECISION_FLOAT_LINEAR);
}
/**
* gimp_test_image_teardown:
* @fixture:
* @data:
*
* Test fixture teardown for a single image.
**/
static void
gimp_test_image_teardown (GimpTestFixture *fixture,
gconstpointer data)
{
g_object_unref (fixture->image);
}
/**
* rotate_non_overlapping:
* @fixture:
* @data:
*
* Super basic test that makes sure we can add a layer
* and call gimp_item_rotate with center at (0, -10)
* without triggering a failed assertion .
**/
static void
rotate_non_overlapping (GimpTestFixture *fixture,
gconstpointer data)
{
Gimp *gimp = GIMP (data);
GimpImage *image = fixture->image;
GimpLayer *layer;
GimpContext *context = gimp_context_new (gimp, "Test", NULL /*template*/);
gboolean result;
g_assert_cmpint (gimp_image_get_n_layers (image), ==, 0);
layer = gimp_layer_new (image,
GIMP_TEST_IMAGE_SIZE,
GIMP_TEST_IMAGE_SIZE,
babl_format ("R'G'B'A u8"),
"Test Layer",
GIMP_OPACITY_OPAQUE,
GIMP_LAYER_MODE_NORMAL);
g_assert_cmpint (GIMP_IS_LAYER (layer), ==, TRUE);
result = gimp_image_add_layer (image,
layer,
GIMP_IMAGE_ACTIVE_PARENT,
0,
FALSE);
gimp_item_rotate (GIMP_ITEM (layer), context, GIMP_ROTATE_90, 0., -10., TRUE);
g_assert_cmpint (result, ==, TRUE);
g_assert_cmpint (gimp_image_get_n_layers (image), ==, 1);
g_object_unref (context);
}
/**
* add_layer:
* @fixture:
* @data:
*
* Super basic test that makes sure we can add a layer.
**/
static void
add_layer (GimpTestFixture *fixture,
gconstpointer data)
{
GimpImage *image = fixture->image;
GimpLayer *layer;
gboolean result;
g_assert_cmpint (gimp_image_get_n_layers (image), ==, 0);
layer = gimp_layer_new (image,
GIMP_TEST_IMAGE_SIZE,
GIMP_TEST_IMAGE_SIZE,
babl_format ("R'G'B'A u8"),
"Test Layer",
GIMP_OPACITY_OPAQUE,
GIMP_LAYER_MODE_NORMAL);
g_assert_cmpint (GIMP_IS_LAYER (layer), ==, TRUE);
result = gimp_image_add_layer (image,
layer,
GIMP_IMAGE_ACTIVE_PARENT,
0,
FALSE);
g_assert_cmpint (result, ==, TRUE);
g_assert_cmpint (gimp_image_get_n_layers (image), ==, 1);
}
/**
* remove_layer:
* @fixture:
* @data:
*
* Super basic test that makes sure we can remove a layer.
**/
static void
remove_layer (GimpTestFixture *fixture,
gconstpointer data)
{
GimpImage *image = fixture->image;
GimpLayer *layer;
gboolean result;
g_assert_cmpint (gimp_image_get_n_layers (image), ==, 0);
layer = gimp_layer_new (image,
GIMP_TEST_IMAGE_SIZE,
GIMP_TEST_IMAGE_SIZE,
babl_format ("R'G'B'A u8"),
"Test Layer",
GIMP_OPACITY_OPAQUE,
GIMP_LAYER_MODE_NORMAL);
g_assert_cmpint (GIMP_IS_LAYER (layer), ==, TRUE);
result = gimp_image_add_layer (image,
layer,
GIMP_IMAGE_ACTIVE_PARENT,
0,
FALSE);
g_assert_cmpint (result, ==, TRUE);
g_assert_cmpint (gimp_image_get_n_layers (image), ==, 1);
gimp_image_remove_layer (image,
layer,
FALSE,
NULL);
g_assert_cmpint (gimp_image_get_n_layers (image), ==, 0);
}
/**
* white_graypoint_in_red_levels:
* @fixture:
* @data:
*
* Makes sure the levels algorithm can handle when the graypoint is
* white. It's easy to get a divide by zero problem when trying to
* calculate what gamma will give a white graypoint.
**/
static void
white_graypoint_in_red_levels (GimpTestFixture *fixture,
gconstpointer data)
{
GimpRGB black = { 0, 0, 0, 0 };
GimpRGB gray = { 1, 1, 1, 1 };
GimpRGB white = { 1, 1, 1, 1 };
GimpHistogramChannel channel = GIMP_HISTOGRAM_RED;
GimpLevelsConfig *config;
config = g_object_new (GIMP_TYPE_LEVELS_CONFIG, NULL);
gimp_levels_config_adjust_by_colors (config,
channel,
&black,
&gray,
&white);
/* Make sure we didn't end up with an invalid gamma value */
g_object_set (config,
"gamma", config->gamma[channel],
NULL);
}
int
main (int argc,
char **argv)
{
Gimp *gimp;
int result;
g_test_init (&argc, &argv, NULL);
gimp_test_utils_set_gimp3_directory ("GIMP_TESTING_ABS_TOP_SRCDIR",
"app/tests/gimpdir");
/* We share the same application instance across all tests */
gimp = gimp_init_for_testing ();
/* Add tests */
ADD_IMAGE_TEST (add_layer);
ADD_IMAGE_TEST (remove_layer);
ADD_IMAGE_TEST (rotate_non_overlapping);
ADD_TEST (white_graypoint_in_red_levels);
/* Run the tests */
result = g_test_run ();
/* Don't write files to the source dir */
gimp_test_utils_set_gimp3_directory ("GIMP_TESTING_ABS_TOP_BUILDDIR",
"app/tests/gimpdir-output");
/* Exit so we don't break script-fu plug-in wire */
gimp_exit (gimp, TRUE);
return result;
}