144 lines
3.5 KiB
C
144 lines
3.5 KiB
C
/*
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* diagram.c
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*
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* This file is a part of logdiag.
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* Copyright 2011 Přemysl Eric Janouch
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*
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* See the file LICENSE for licensing information.
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*
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*/
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#include <liblogdiag/liblogdiag.h>
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typedef struct
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{
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LdDiagram *diagram;
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}
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Diagram;
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static void
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diagram_setup (Diagram *fixture, gconstpointer test_data)
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{
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fixture->diagram = ld_diagram_new ();
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}
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static void
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diagram_teardown (Diagram *fixture, gconstpointer test_data)
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{
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g_object_unref (fixture->diagram);
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}
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static void
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diagram_test_history (Diagram *fixture, gconstpointer user_data)
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{
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const gdouble start_x = 1;
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const guint move_length = 3;
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LdDiagramObject *object;
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guint i;
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gdouble x;
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object = ld_diagram_object_new (NULL);
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g_object_set (object, "x", start_x, NULL);
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/* Link an object with the diagram. */
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ld_diagram_insert_object (fixture->diagram, object, 0);
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g_assert (ld_diagram_can_undo (fixture->diagram) != FALSE);
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/* Create some object actions to undo. */
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for (i = 0; i++ < move_length;)
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g_object_set (object, "x", start_x + i, NULL);
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/* Undo them and check the state. */
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for (i = move_length; i--;)
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{
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g_assert (ld_diagram_can_undo (fixture->diagram) != FALSE);
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ld_diagram_undo (fixture->diagram);
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g_object_get (object, "x", &x, NULL);
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g_assert_cmpfloat (x, ==, start_x + i);
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}
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/* Redo them and check the state. */
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for (i = 0; i++ < move_length;)
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{
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g_assert (ld_diagram_can_redo (fixture->diagram) != FALSE);
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ld_diagram_redo (fixture->diagram);
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g_object_get (object, "x", &x, NULL);
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g_assert_cmpfloat (x, ==, start_x + i);
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}
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g_object_unref (object);
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}
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static void
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diagram_test_history_grouping (Diagram *fixture, gconstpointer user_data)
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{
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const LdPoint start_position = {1, 3};
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const guint move_length = 3;
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LdDiagramObject *object;
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guint i;
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gdouble x, y;
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object = ld_diagram_object_new (NULL);
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g_object_set (object,
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"x", start_position.x,
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"y", start_position.y,
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NULL);
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/* Create a single user action. */
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ld_diagram_begin_user_action (fixture->diagram);
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ld_diagram_insert_object (fixture->diagram, object, 0);
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for (i = 0; i++ < move_length;)
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{
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ld_diagram_begin_user_action (fixture->diagram);
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g_object_set (object,
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"x", start_position.x + i,
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"y", start_position.y + i,
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NULL);
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ld_diagram_end_user_action (fixture->diagram);
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}
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ld_diagram_end_user_action (fixture->diagram);
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/* Undo the action. */
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g_assert (ld_diagram_get_objects (fixture->diagram) != NULL);
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g_assert (ld_diagram_can_undo (fixture->diagram) != FALSE);
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ld_diagram_undo (fixture->diagram);
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/* Check that it has been undone correctly. */
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g_assert (ld_diagram_get_objects (fixture->diagram) == NULL);
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g_assert (ld_diagram_can_undo (fixture->diagram) == FALSE);
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g_object_get (object, "x", &x, "y", &y, NULL);
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g_assert_cmpfloat (x, ==, start_position.x);
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g_assert_cmpfloat (y, ==, start_position.y);
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/* Redo the action. */
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g_assert (ld_diagram_can_redo (fixture->diagram) != FALSE);
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ld_diagram_redo (fixture->diagram);
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/* Check that it has been redone correctly. */
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g_object_get (object, "x", &x, "y", &y, NULL);
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g_assert_cmpfloat (x, ==, start_position.x + move_length);
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g_assert_cmpfloat (y, ==, start_position.y + move_length);
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g_object_unref (object);
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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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gtk_test_init (&argc, &argv, NULL);
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/* History. */
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g_test_add ("/diagram/history", Diagram, NULL,
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diagram_setup, diagram_test_history,
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diagram_teardown);
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g_test_add ("/diagram/history-grouping", Diagram, NULL,
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diagram_setup, diagram_test_history_grouping,
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diagram_teardown);
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return g_test_run ();
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}
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