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gimp/app/tests/gimp-test-session-utils.c

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/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 2011 Martin Nordholts <martinn@src.gnome.org>
*
* 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 "config.h"
#include <gegl.h>
#include <glib/gstdio.h>
#include <gtk/gtk.h>
#include <stdlib.h>
#include <string.h>
#include <utime.h>
#include "libgimpbase/gimpbase.h"
#include "dialogs/dialogs-types.h"
#include "widgets/gimpdialogfactory.h"
#include "widgets/gimpsessioninfo.h"
#include "core/gimp.h"
#include "core/gimpcontext.h"
#include "tests.h"
#include "gimp-app-test-utils.h"
#include "gimp-test-session-utils.h"
typedef struct
{
GFile *file;
gchar *md5;
guint64 modtime;
} GimpTestFileState;
static gboolean
gimp_test_get_file_state_verbose (GFile *file,
GimpTestFileState *filestate)
{
gboolean success = TRUE;
filestate->file = g_object_ref (file);
/* Get checksum */
if (success)
{
gchar *filename;
gchar *contents = NULL;
gsize length = 0;
filename = g_file_get_path (file);
success = g_file_get_contents (filename,
&contents,
&length,
NULL);
g_free (filename);
if (success)
{
filestate->md5 = g_compute_checksum_for_string (G_CHECKSUM_MD5,
contents,
length);
}
g_free (contents);
}
/* Get modification time */
if (success)
{
GFileInfo *info = g_file_query_info (file,
G_FILE_ATTRIBUTE_TIME_MODIFIED, 0,
NULL, NULL);
if (info)
{
filestate->modtime = g_file_info_get_attribute_uint64 (
info, G_FILE_ATTRIBUTE_TIME_MODIFIED);
success = TRUE;
g_object_unref (info);
}
else
{
success = FALSE;
}
}
if (! success)
g_printerr ("Failed to get initial file info for '%s'\n",
gimp_file_get_utf8_name (file));
return success;
}
static gboolean
gimp_test_file_state_changes (GFile *file,
GimpTestFileState *state1,
GimpTestFileState *state2)
{
if (state1->modtime == state2->modtime)
{
g_printerr ("A new '%s' was not created\n",
gimp_file_get_utf8_name (file));
return FALSE;
}
if (strcmp (state1->md5, state2->md5) != 0)
{
char *diff_argv[5] = {
"diff",
"-u",
g_file_get_path (state1->file),
g_file_get_path (state2->file),
NULL
};
g_printerr ("'%s' was changed but should not have been. Reason, using "
"`diff -u $expected $actual`\n",
gimp_file_get_utf8_name (file));
g_spawn_sync (NULL /*working_directory*/,
diff_argv,
NULL /*envp*/,
G_SPAWN_SEARCH_PATH,
NULL /*child_setup*/,
NULL /*user_data*/,
NULL /*standard_output*/,
NULL /*standard_error*/,
NULL /*exist_status*/,
NULL /*error*/);
g_free (diff_argv[2]);
g_free (diff_argv[3]);
return FALSE;
}
return TRUE;
}
/**
* gimp_test_session_load_and_write_session_files:
* @loaded_sessionrc: The name of the file of the sessionrc file to
* load
* @loaded_dockrc: The name of the file of the dockrc file to load
* @expected_sessionrc: The name of the file with the expected
* sessionrc file content
* @expected_dockrc: The name of the file with the expected dockrc
* file content
*
* Utility function for the various session management tests. We can't
* easily have all those tests in a single program several Gimp
* instance can't easily be initialized in the same process.
**/
void
gimp_test_session_load_and_write_session_files (const gchar *loaded_sessionrc,
const gchar *loaded_dockrc,
const gchar *expected_sessionrc,
const gchar *expected_dockrc,
gboolean single_window_mode)
{
Gimp *gimp;
GimpTestFileState initial_sessionrc_state = { NULL, NULL, 0 };
GimpTestFileState initial_dockrc_state = { NULL, NULL, 0 };
GimpTestFileState final_sessionrc_state = { NULL, NULL, 0 };
GimpTestFileState final_dockrc_state = { NULL, NULL, 0 };
GFile *sessionrc_file = NULL;
GFile *dockrc_file = NULL;
/* Make sure to run this before we use any GIMP functions */
gimp_test_utils_set_gimp3_directory ("GIMP_TESTING_ABS_TOP_SRCDIR",
"app/tests/gimpdir");
gimp_test_utils_setup_menus_path ();
/* Note that we expect the resulting sessionrc to be different from
* the read file, which is why we check the MD5 of the -expected
* variant
*/
sessionrc_file = gimp_directory_file (expected_sessionrc, NULL);
dockrc_file = gimp_directory_file (expected_dockrc, NULL);
/* Remember the modtimes and MD5s */
g_assert (gimp_test_get_file_state_verbose (sessionrc_file,
&initial_sessionrc_state));
g_assert (gimp_test_get_file_state_verbose (dockrc_file,
&initial_dockrc_state));
/* Use specific input files when restoring the session */
g_setenv ("GIMP_TESTING_SESSIONRC_NAME", loaded_sessionrc, TRUE /*overwrite*/);
g_setenv ("GIMP_TESTING_DOCKRC_NAME", loaded_dockrc, TRUE /*overwrite*/);
/* Start up GIMP */
gimp = gimp_init_for_gui_testing (TRUE /*show_gui*/);
/* Let the main loop run until idle to let things stabilize. This
* includes parsing sessionrc and dockrc
*/
gimp_test_run_mainloop_until_idle ();
/* Change the gimp dir to the output dir so files are written there,
* we don't want to (can't always) write to files in the source
* dir. There is a hook in Makefile.am that makes sure the output
* dir exists
*/
gimp_test_utils_set_gimp3_directory ("GIMP_TESTING_ABS_TOP_BUILDDIR",
"app/tests/gimpdir-output");
/* Use normal output names */
g_unsetenv ("GIMP_TESTING_SESSIONRC_NAME");
g_unsetenv ("GIMP_TESTING_DOCKRC_NAME");
g_object_unref (sessionrc_file);
g_object_unref (dockrc_file);
sessionrc_file = gimp_directory_file ("sessionrc", NULL);
dockrc_file = gimp_directory_file ("dockrc", NULL);
/* Exit. This includes writing sessionrc and dockrc*/
gimp_exit (gimp, TRUE);
/* Now get the new modtimes and MD5s */
g_assert (gimp_test_get_file_state_verbose (sessionrc_file,
&final_sessionrc_state));
g_assert (gimp_test_get_file_state_verbose (dockrc_file,
&final_dockrc_state));
/* If things have gone our way, GIMP will have deserialized
* sessionrc and dockrc, shown the GUI, and then serialized the new
* files. To make sure we have new files we check the modtime, and
* to make sure that their content remains the same we compare their
* MD5
*/
g_assert (gimp_test_file_state_changes (g_file_new_for_path ("sessionrc"),
&initial_sessionrc_state,
&final_sessionrc_state));
g_assert (gimp_test_file_state_changes (g_file_new_for_path ("dockrc"),
&initial_dockrc_state,
&final_dockrc_state));
}
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