Esempio n. 1
0
int main(void)
{
	xorn_revision_t rev0, rev1, rev2, rev3;
	xorn_object_t ob0, ob1a, ob1b;

	xorn_selection_t sel;

	setup(&rev0, &rev1, &rev2, &rev3, &ob0, &ob1a, &ob1b);

	assert(sel = xorn_select_none());
	assert(xorn_object_is_selected(rev0, sel, ob0) == false);
	assert(xorn_object_is_selected(rev0, sel, ob1a) == false);
	assert(xorn_object_is_selected(rev0, sel, ob1b) == false);
	assert(xorn_object_is_selected(rev1, sel, ob0) == false);
	assert(xorn_object_is_selected(rev1, sel, ob1a) == false);
	assert(xorn_object_is_selected(rev1, sel, ob1b) == false);
	assert(xorn_object_is_selected(rev2, sel, ob0) == false);
	assert(xorn_object_is_selected(rev2, sel, ob1a) == false);
	assert(xorn_object_is_selected(rev2, sel, ob1b) == false);
	assert(xorn_object_is_selected(rev3, sel, ob0) == false);
	assert(xorn_object_is_selected(rev3, sel, ob1a) == false);
	assert(xorn_object_is_selected(rev3, sel, ob1b) == false);
	xorn_free_selection(sel);

	assert(sel = xorn_select_object(ob1a));
	assert(xorn_object_is_selected(rev0, sel, ob0) == false);
	assert(xorn_object_is_selected(rev0, sel, ob1a) == false);
	assert(xorn_object_is_selected(rev0, sel, ob1b) == false);
	assert(xorn_object_is_selected(rev1, sel, ob0) == false);
	assert(xorn_object_is_selected(rev1, sel, ob1a) == false);
	assert(xorn_object_is_selected(rev1, sel, ob1b) == false);
	assert(xorn_object_is_selected(rev2, sel, ob0) == false);
	assert(xorn_object_is_selected(rev2, sel, ob1a) == true);
	assert(xorn_object_is_selected(rev2, sel, ob1b) == false);
	assert(xorn_object_is_selected(rev3, sel, ob0) == false);
	assert(xorn_object_is_selected(rev3, sel, ob1a) == false);
	assert(xorn_object_is_selected(rev3, sel, ob1b) == false);
	xorn_free_selection(sel);

	assert(sel = xorn_select_all(rev3));
	assert(xorn_object_is_selected(rev0, sel, ob0) == false);
	assert(xorn_object_is_selected(rev0, sel, ob1a) == false);
	assert(xorn_object_is_selected(rev0, sel, ob1b) == false);
	assert(xorn_object_is_selected(rev1, sel, ob0) == true);
	assert(xorn_object_is_selected(rev1, sel, ob1a) == false);
	assert(xorn_object_is_selected(rev1, sel, ob1b) == false);
	assert(xorn_object_is_selected(rev2, sel, ob0) == true);
	assert(xorn_object_is_selected(rev2, sel, ob1a) == false);
	assert(xorn_object_is_selected(rev2, sel, ob1b) == true);
	assert(xorn_object_is_selected(rev3, sel, ob0) == true);
	assert(xorn_object_is_selected(rev3, sel, ob1a) == false);
	assert(xorn_object_is_selected(rev3, sel, ob1b) == true);
	xorn_free_selection(sel);

	xorn_free_revision(rev3);
	xorn_free_revision(rev2);
	xorn_free_revision(rev1);
	xorn_free_revision(rev0);
	return 0;
}
Esempio n. 2
0
int main(void)
{
	xorn_revision_t rev0, rev1, rev2, rev3;
	xorn_object_t ob0, ob1a, ob1b;

	xorn_selection_t sel0, sel1;
	xorn_revision_t rev4;

	xorn_object_t *objects;
	size_t count;

	setup(&rev0, &rev1, &rev2, &rev3, &ob0, &ob1a, &ob1b);

	rev4 = xorn_new_revision(rev2);
	assert(rev4 != NULL);

	sel0 = xorn_select_all(rev3);
	assert(sel0 != NULL);

	sel1 = xorn_copy_objects(rev4, rev2, sel0, NULL);
	assert(sel1 != NULL);

	xorn_finalize_revision(rev4);

	assert(xorn_object_is_selected(rev4, sel0, ob0));
	assert(!xorn_object_is_selected(rev4, sel0, ob1a));
	assert(xorn_object_is_selected(rev4, sel0, ob1b));

	assert(!xorn_object_is_selected(rev4, sel1, ob0));
	assert(!xorn_object_is_selected(rev4, sel1, ob1a));
	assert(!xorn_object_is_selected(rev4, sel1, ob1b));

	assert(xorn_get_objects(rev4, &objects, &count) == 0);
	assert(objects != NULL);
	assert(count == 5);

	assert(objects[0] == ob0);
	assert(objects[1] == ob1a);
	assert(objects[2] == ob1b);

	assert(!xorn_object_is_selected(rev4, sel0, objects[3]));
	assert(!xorn_object_is_selected(rev4, sel0, objects[4]));

	assert(xorn_object_is_selected(rev4, sel1, objects[3]));
	assert(xorn_object_is_selected(rev4, sel1, objects[4]));

	free(objects);

	xorn_free_selection(sel1);
	xorn_free_selection(sel0);

	xorn_free_revision(rev4);
	xorn_free_revision(rev3);
	xorn_free_revision(rev2);
	xorn_free_revision(rev1);
	xorn_free_revision(rev0);
	return 0;
}
Esempio n. 3
0
static PyObject *select_all(
	PyObject *self, PyObject *args, PyObject *kwds)
{
	PyObject *rev_arg = NULL;
	static char *kwlist[] = { "rev", NULL };

	if (!PyArg_ParseTupleAndKeywords(
		    args, kwds, "O!:select_all", kwlist,
		    &RevisionType, &rev_arg))
		return NULL;

	xorn_selection_t sel = xorn_select_all(((Revision *)rev_arg)->rev);
	return sel ? build_selection(sel) : PyErr_NoMemory();
}
Esempio n. 4
0
static void try_modify(xorn_revision_t rev, xorn_object_t existing_ob,
		       bool expected_result)
{
	xorn_object_t ob0, ob1;
	xorn_selection_t sel0, sel1;
	xorn_error_t err;
	xorn_error_t expected_err = expected_result
		? NO_ERROR : xorn_error_revision_not_transient;

	err = NO_ERROR;
	ob0 = xornsch_add_line(rev, &line_data, &err);
	assert((ob0 != NULL) == expected_result);
	assert(err == expected_err);

	err = NO_ERROR;
	assert((xornsch_set_box_data(rev, existing_ob, &box_data, &err) == 0)
		   == expected_result);
	assert(err == expected_err);

	err = NO_ERROR;
	ob1 = xorn_copy_object(rev, rev, existing_ob, &err);
	assert((ob1 != NULL) == expected_result);
	assert(err == expected_err);

	xorn_object_t del_ob = expected_result ? ob1 : existing_ob;
	err = NO_ERROR;
	assert((xorn_delete_object(rev, del_ob, &err) == 0)
		   == expected_result);
	assert(err == expected_err);
	assert(xorn_object_exists_in_revision(rev, del_ob)
		   == !expected_result);

	sel0 = xorn_select_all(rev);
	assert(sel0 != NULL);

	err = NO_ERROR;
	sel1 = xorn_copy_objects(rev, rev, sel0, &err);
	assert((sel1 != NULL) == expected_result);
	assert(err == expected_err);
	xorn_free_selection(sel1);

	err = NO_ERROR;
	assert((xorn_delete_selected_objects(rev, sel0, &err) == 0)
		   == expected_result);
	assert(err == expected_err);
	assert(xorn_object_exists_in_revision(rev, existing_ob)
		   == !expected_result);
	xorn_free_selection(sel0);
}
Esempio n. 5
0
int main()
{
	xorn_revision_t rev;
	xorn_object_t ob0, ob1;
	struct xornsch_component component_data;
	struct xornsch_picture picture_data;
	xorn_selection_t sel0, sel1;

	assert(rev = xorn_new_revision(NULL));

	memset(&component_data, 0, sizeof component_data);
	component_data.symbol.ptr = &refcnt0;
	component_data.symbol.incref = (void (*)(void *))inc;
	component_data.symbol.decref = (void (*)(void *))dec;

	assert(ob0 = xornsch_add_component(rev, &component_data));
	assert(refcnt0 == 1);

	memset(&picture_data, 0, sizeof picture_data);
	picture_data.pixmap.ptr = &refcnt1;
	picture_data.pixmap.incref = (void (*)(void *))inc;
	picture_data.pixmap.decref = (void (*)(void *))dec;

	assert(ob1 = xornsch_add_picture(rev, &picture_data));
	assert(refcnt0 == 1);
	assert(refcnt1 == 1);

	assert(sel0 = xorn_select_all(rev));
	assert(sel1 = xorn_copy_objects(rev, rev, sel0));
	assert(refcnt0 != 0);
	assert(refcnt1 != 0);

	memset(&picture_data, 0, sizeof picture_data);
	assert(xornsch_set_picture_data(rev, ob1, &picture_data) == 0);
	assert(refcnt0 != 0);
	assert(refcnt1 != 0);

	xorn_delete_selected_objects(rev, sel1);
	assert(refcnt0 == 1);
	assert(refcnt1 == 0);
	xorn_free_selection(sel1);
	xorn_free_selection(sel0);

	xorn_free_revision(rev);
	assert(refcnt0 == 0);
	assert(refcnt1 == 0);

	return 0;
}
Esempio n. 6
0
int main(void)
{
	xorn_revision_t rev0, rev1, rev2, rev3;
	xorn_object_t ob0, ob1a, ob1b;

	xorn_selection_t sel0, sel1, sel2, sel3;
	xorn_revision_t rev4;
	struct xorn_double2d pos;

	struct xornsch_text text_data;
	xorn_object_t text_ob;
	xorn_selection_t text_sel;

	xorn_revision_t rev5;
	struct xornsch_line_attr line;
	struct xornsch_fill_attr fill;

	setup(&rev0, &rev1, &rev2, &rev3, &ob0, &ob1a, &ob1b);

	sel0 = xorn_select_all(rev0); assert(sel0 != NULL);
	sel1 = xorn_select_all(rev1); assert(sel1 != NULL);
	sel2 = xorn_select_all(rev2); assert(sel2 != NULL);
	sel3 = xorn_select_all(rev3); assert(sel3 != NULL);

	rev4 = xorn_new_revision(rev3);
	assert(rev4 != NULL);

	assert(xornsch_set_color(rev4, sel0, 70) == 0);
	assert_color(rev4, ob0, true, 4);
	assert_color(rev4, ob1a, false, 0);
	assert_color(rev4, ob1b, true, 3);

	assert(xornsch_set_color(rev4, sel1, 71) == 0);
	assert_color(rev4, ob0, true, 71);
	assert_color(rev4, ob1a, false, 0);
	assert_color(rev4, ob1b, true, 3);

	assert(xornsch_set_color(rev4, sel2, 72) == 0);
	assert_color(rev4, ob0, true, 72);
	assert_color(rev4, ob1a, false, 0);
	assert_color(rev4, ob1b, true, 72);

	assert(xornsch_set_color(rev4, sel3, 73) == 0);
	assert_color(rev4, ob0, true, 73);
	assert_color(rev4, ob1a, false, 0);
	assert_color(rev4, ob1b, true, 73);

	assert(xornsch_set_line_width(rev4, sel0, 8.0) == 0);
	assert_line_width(rev4, ob0, false, 0.);
	assert_line_width(rev4, ob1a, false, 0.);
	assert_line_width(rev4, ob1b, true, 1.);

	assert(xornsch_set_line_width(rev4, sel1, 8.1) == 0);
	assert_line_width(rev4, ob0, false, 0.);
	assert_line_width(rev4, ob1a, false, 0.);
	assert_line_width(rev4, ob1b, true, 1.);

	assert(xornsch_set_line_width(rev4, sel2, 8.2) == 0);
	assert_line_width(rev4, ob0, false, 0.);
	assert_line_width(rev4, ob1a, false, 0.);
	assert_line_width(rev4, ob1b, true, 8.2);

	assert(xornsch_set_line_width(rev4, sel3, 8.3) == 0);
	assert_line_width(rev4, ob0, false, 0.);
	assert_line_width(rev4, ob1a, false, 0.);
	assert_line_width(rev4, ob1b, true, 8.3);

	pos.x = 9.00; pos.y = 9.05;
	assert(xornsch_set_pos(rev4, sel0, &pos) == 0);
	assert_position(rev4, ob0, true, 0., 1.);
	assert_position(rev4, ob1a, false, 0., 0.);
	assert_position(rev4, ob1b, true, -1., -1.);

	pos.x = 9.10; pos.y = 9.15;
	assert(xornsch_set_pos(rev4, sel1, &pos) == 0);
	assert_position(rev4, ob0, true, 9.10, 9.15);
	assert_position(rev4, ob1a, false, 0., 0.);
	assert_position(rev4, ob1b, true, -1., -1.);

	pos.x = 9.20; pos.y = 9.25;
	assert(xornsch_set_pos(rev4, sel2, &pos) == 0);
	assert_position(rev4, ob0, true, 9.20, 9.25);
	assert_position(rev4, ob1a, false, 0., 0.);
	assert_position(rev4, ob1b, true, 9.20, 9.25);

	pos.x = 9.30; pos.y = 9.35;
	assert(xornsch_set_pos(rev4, sel3, &pos) == 0);
	assert_position(rev4, ob0, true, 9.30, 9.35);
	assert_position(rev4, ob1a, false, 0., 0.);
	assert_position(rev4, ob1b, true, 9.30, 9.35);

	assert(xornsch_set_pos_x(rev4, sel3, 9.40) == 0);
	assert_position(rev4, ob0, true, 9.40, 9.35);
	assert_position(rev4, ob1a, false, 0., 0.);
	assert_position(rev4, ob1b, true, 9.40, 9.35);

	assert(xornsch_set_pos_y(rev4, sel3, 9.45) == 0);
	assert_position(rev4, ob0, true, 9.40, 9.45);
	assert_position(rev4, ob1a, false, 0., 0.);
	assert_position(rev4, ob1b, true, 9.40, 9.45);

	memset(&text_data, 0, sizeof text_data);
	text_data.text.s = "Hello world";
	text_data.text.len = 11;
	text_ob = xornsch_add_text(rev4, &text_data);
	assert(text_ob != NULL);
	text_sel = xorn_select_object(text_ob);
	assert(text_sel != NULL);

	assert_text(rev4, ob0, false, "");
	assert_text(rev4, ob1a, false, "");
	assert_text(rev4, ob1b, false, "");
	assert_text(rev4, text_ob, true, "Hello world");

	text_data.text.s = "dlrow olleH";
	assert(xornsch_set_text(rev4, text_sel, &text_data.text) == 0);

	assert_text(rev4, ob0, false, "");
	assert_text(rev4, ob1a, false, "");
	assert_text(rev4, ob1b, false, "");
	assert_text(rev4, text_ob, true, "dlrow olleH");

	xorn_finalize_revision(rev4);

	rev5 = xorn_new_revision(rev2);
	assert(rev5 != NULL);

	memset(&line, 0, sizeof line);
	line.width = 10.;
	line.cap_style = 11;
	line.dash_style = 12;
	line.dash_length = 13.;
	line.dash_space = 14.;

	assert(xornsch_set_line(rev5, sel0, &line) == 0);
	assert_line(rev5, ob0, true, 1., 0, 0, 0., 0.);
	assert_line(rev5, ob1a, true, 1., 0, 0, 0., 0.);
	assert_line(rev5, ob1b, true, 1., 0, 0, 0., 0.);

	assert(xornsch_set_line(rev5, sel1, &line) == 0);
	assert_line(rev5, ob0, true, 10., 11, 12, 13., 14.);
	assert_line(rev5, ob1a, true, 1., 0, 0, 0., 0.);
	assert_line(rev5, ob1b, true, 1., 0, 0, 0., 0.);

	assert(xornsch_set_line(rev5, sel2, &line) == 0);
	assert_line(rev5, ob0, true, 10., 11, 12, 13., 14.);
	assert_line(rev5, ob1a, true, 10., 11, 12, 13., 14.);
	assert_line(rev5, ob1b, true, 10., 11, 12, 13., 14.);

	line.dash_space = 14.1;

	assert(xornsch_set_line(rev5, sel3, &line) == 0);
	assert_line(rev5, ob0, true, 10., 11, 12, 13., 14.1);
	assert_line(rev5, ob1a, true, 10., 11, 12, 13., 14.);
	assert_line(rev5, ob1b, true, 10., 11, 12, 13., 14.1);

	memset(&fill, 0, sizeof fill);
	fill.type = 20;
	fill.width = 21.;
	fill.angle0 = 22;
	fill.pitch0 = 23.;
	fill.angle1 = 24;
	fill.pitch1 = 25.;

	assert(xornsch_set_fill(rev5, sel0, &fill) == 0);
	assert_fill(rev5, ob0, false, 0, 0., 0, 0., 0, 0.);
	assert_fill(rev5, ob1a, true, 0, 0., 0, 0., 0, 0.);
	assert_fill(rev5, ob1b, true, 1, 0., 0, 0., 0, 0.);

	assert(xornsch_set_fill(rev5, sel1, &fill) == 0);
	assert_fill(rev5, ob0, false, 0, 0., 0, 0., 0, 0.);
	assert_fill(rev5, ob1a, true, 0, 0., 0, 0., 0, 0.);
	assert_fill(rev5, ob1b, true, 1, 0., 0, 0., 0, 0.);

	assert(xornsch_set_fill(rev5, sel2, &fill) == 0);
	assert_fill(rev5, ob0, false, 0, 0., 0, 0., 0, 0.);
	assert_fill(rev5, ob1a, true, 20, 21., 22, 23., 24, 25.);
	assert_fill(rev5, ob1b, true, 20, 21., 22, 23., 24, 25.);

	fill.pitch1 = 25.1;

	assert(xornsch_set_fill(rev5, sel3, &fill) == 0);
	assert_fill(rev5, ob0, false, 0, 0., 0, 0., 0, 0.);
	assert_fill(rev5, ob1a, true, 20, 21., 22, 23., 24, 25.);
	assert_fill(rev5, ob1b, true, 20, 21., 22, 23., 24, 25.1);

	xorn_finalize_revision(rev5);

	xorn_free_selection(text_sel);
	xorn_free_selection(sel3);
	xorn_free_selection(sel2);
	xorn_free_selection(sel1);
	xorn_free_selection(sel0);

	xorn_free_revision(rev5);
	xorn_free_revision(rev4);
	xorn_free_revision(rev3);
	xorn_free_revision(rev2);
	xorn_free_revision(rev1);
	xorn_free_revision(rev0);
	return 0;
}
Esempio n. 7
0
int main(void)
{
	xorn_revision_t rev0, rev1, rev2, rev3;
	xorn_object_t ob0, ob1a, ob1b;

	xorn_selection_t sel, sel1, sel2;

	setup(&rev0, &rev1, &rev2, &rev3, &ob0, &ob1a, &ob1b);

	/* select none */

	sel = xorn_select_none();
	assert(sel != NULL);
	assert_selected_objects_0(rev0, sel);
	assert_selected_objects_0(rev1, sel);
	assert_selected_objects_0(rev2, sel);
	assert_selected_objects_0(rev3, sel);
	xorn_free_selection(sel);

	/* select object */

	sel = xorn_select_object(ob0);
	assert(sel != NULL);
	assert_selected_objects_0(rev0, sel);
	assert_selected_objects_1(rev1, sel, ob0);
	assert_selected_objects_1(rev2, sel, ob0);
	assert_selected_objects_1(rev3, sel, ob0);
	xorn_free_selection(sel);

	sel = xorn_select_object(ob1a);
	assert(sel != NULL);
	assert_selected_objects_0(rev0, sel);
	assert_selected_objects_0(rev1, sel);
	assert_selected_objects_1(rev2, sel, ob1a);
	assert_selected_objects_0(rev3, sel);
	xorn_free_selection(sel);

	sel = xorn_select_object(ob1b);
	assert(sel != NULL);
	assert_selected_objects_0(rev0, sel);
	assert_selected_objects_0(rev1, sel);
	assert_selected_objects_1(rev2, sel, ob1b);
	assert_selected_objects_1(rev3, sel, ob1b);
	xorn_free_selection(sel);

	/* select all */

	sel = xorn_select_all(rev0);
	assert(sel != NULL);
	assert_selected_objects_0(rev0, sel);
	assert_selected_objects_0(rev1, sel);
	assert_selected_objects_0(rev2, sel);
	assert_selected_objects_0(rev3, sel);
	xorn_free_selection(sel);

	sel = xorn_select_all(rev1);
	assert(sel != NULL);
	assert_selected_objects_0(rev0, sel);
	assert_selected_objects_1(rev1, sel, ob0);
	assert_selected_objects_1(rev2, sel, ob0);
	assert_selected_objects_1(rev3, sel, ob0);
	xorn_free_selection(sel);

	sel = xorn_select_all(rev2);
	assert(sel != NULL);
	assert_selected_objects_0(rev0, sel);
	assert_selected_objects_1(rev1, sel, ob0);
	assert_selected_objects_3(rev2, sel, ob0, ob1a, ob1b);
	assert_selected_objects_2(rev3, sel, ob0, ob1b);
	xorn_free_selection(sel);

	sel = xorn_select_all(rev3);
	assert(sel != NULL);
	assert_selected_objects_0(rev0, sel);
	assert_selected_objects_1(rev1, sel, ob0);
	assert_selected_objects_2(rev2, sel, ob0, ob1b);
	assert_selected_objects_2(rev3, sel, ob0, ob1b);
	xorn_free_selection(sel);

	/* select all except */

	sel1 = xorn_select_none();
	assert(sel1 != NULL);
	    sel = xorn_select_all_except(rev0, sel1);
	    assert(sel != NULL);
	    assert_selected_objects_0(rev0, sel);
	    assert_selected_objects_0(rev1, sel);
	    assert_selected_objects_0(rev2, sel);
	    assert_selected_objects_0(rev3, sel);
	    xorn_free_selection(sel);

	    sel = xorn_select_all_except(rev1, sel1);
	    assert(sel != NULL);
	    assert_selected_objects_0(rev0, sel);
	    assert_selected_objects_1(rev1, sel, ob0);
	    assert_selected_objects_1(rev2, sel, ob0);
	    assert_selected_objects_1(rev3, sel, ob0);
	    xorn_free_selection(sel);

	    sel = xorn_select_all_except(rev2, sel1);
	    assert(sel != NULL);
	    assert_selected_objects_0(rev0, sel);
	    assert_selected_objects_1(rev1, sel, ob0);
	    assert_selected_objects_3(rev2, sel, ob0, ob1a, ob1b);
	    assert_selected_objects_2(rev3, sel, ob0, ob1b);
	    xorn_free_selection(sel);

	    sel = xorn_select_all_except(rev3, sel1);
	    assert(sel != NULL);
	    assert_selected_objects_0(rev0, sel);
	    assert_selected_objects_1(rev1, sel, ob0);
	    assert_selected_objects_2(rev2, sel, ob0, ob1b);
	    assert_selected_objects_2(rev3, sel, ob0, ob1b);
	    xorn_free_selection(sel);
	xorn_free_selection(sel1);

	sel1 = xorn_select_object(ob0);
	assert(sel1 != NULL);
	    sel = xorn_select_all_except(rev0, sel1);
	    assert(sel != NULL);
	    assert_selected_objects_0(rev0, sel);
	    assert_selected_objects_0(rev1, sel);
	    assert_selected_objects_0(rev2, sel);
	    assert_selected_objects_0(rev3, sel);
	    xorn_free_selection(sel);

	    sel = xorn_select_all_except(rev1, sel1);
	    assert(sel != NULL);
	    assert_selected_objects_0(rev0, sel);
	    assert_selected_objects_0(rev1, sel);
	    assert_selected_objects_0(rev2, sel);
	    assert_selected_objects_0(rev3, sel);
	    xorn_free_selection(sel);

	    sel = xorn_select_all_except(rev2, sel1);
	    assert(sel != NULL);
	    assert_selected_objects_0(rev0, sel);
	    assert_selected_objects_0(rev1, sel);
	    assert_selected_objects_2(rev2, sel, ob1a, ob1b);
	    assert_selected_objects_1(rev3, sel, ob1b);
	    xorn_free_selection(sel);

	    sel = xorn_select_all_except(rev3, sel1);
	    assert(sel != NULL);
	    assert_selected_objects_0(rev0, sel);
	    assert_selected_objects_0(rev1, sel);
	    assert_selected_objects_1(rev2, sel, ob1b);
	    assert_selected_objects_1(rev3, sel, ob1b);
	    xorn_free_selection(sel);
	xorn_free_selection(sel1);

	sel1 = xorn_select_all(rev3);
	assert(sel1 != NULL);
	    sel = xorn_select_all_except(rev0, sel1);
	    assert(sel != NULL);
	    assert_selected_objects_0(rev0, sel);
	    assert_selected_objects_0(rev1, sel);
	    assert_selected_objects_0(rev2, sel);
	    assert_selected_objects_0(rev3, sel);
	    xorn_free_selection(sel);

	    sel = xorn_select_all_except(rev1, sel1);
	    assert(sel != NULL);
	    assert_selected_objects_0(rev0, sel);
	    assert_selected_objects_0(rev1, sel);
	    assert_selected_objects_0(rev2, sel);
	    assert_selected_objects_0(rev3, sel);
	    xorn_free_selection(sel);

	    sel = xorn_select_all_except(rev2, sel1);
	    assert(sel != NULL);
	    assert_selected_objects_0(rev0, sel);
	    assert_selected_objects_0(rev1, sel);
	    assert_selected_objects_1(rev2, sel, ob1a);
	    assert_selected_objects_0(rev3, sel);
	    xorn_free_selection(sel);

	    sel = xorn_select_all_except(rev3, sel1);
	    assert(sel != NULL);
	    assert_selected_objects_0(rev0, sel);
	    assert_selected_objects_0(rev1, sel);
	    assert_selected_objects_0(rev2, sel);
	    assert_selected_objects_0(rev3, sel);
	    xorn_free_selection(sel);
	xorn_free_selection(sel1);

	/* select including */

	sel1 = xorn_select_all(rev3);
	assert(sel1 != NULL);
	    sel = xorn_select_including(sel1, ob0);
	    assert(sel != NULL);
	    assert_selected_objects_0(rev0, sel);
	    assert_selected_objects_1(rev1, sel, ob0);
	    assert_selected_objects_2(rev2, sel, ob0, ob1b);
	    assert_selected_objects_2(rev3, sel, ob0, ob1b);
	    xorn_free_selection(sel);

	    sel = xorn_select_including(sel1, ob1a);
	    assert(sel != NULL);
	    assert_selected_objects_0(rev0, sel);
	    assert_selected_objects_1(rev1, sel, ob0);
	    assert_selected_objects_3(rev2, sel, ob0, ob1a, ob1b);
	    assert_selected_objects_2(rev3, sel, ob0, ob1b);
	    xorn_free_selection(sel);

	    sel = xorn_select_including(sel1, ob1b);
	    assert(sel != NULL);
	    assert_selected_objects_0(rev0, sel);
	    assert_selected_objects_1(rev1, sel, ob0);
	    assert_selected_objects_2(rev2, sel, ob0, ob1b);
	    assert_selected_objects_2(rev3, sel, ob0, ob1b);
	    xorn_free_selection(sel);
	xorn_free_selection(sel1);

	/* select excluding */

	sel1 = xorn_select_all(rev3);
	assert(sel1 != NULL);
	    sel = xorn_select_excluding(sel1, ob0);
	    assert(sel != NULL);
	    assert_selected_objects_0(rev0, sel);
	    assert_selected_objects_0(rev1, sel);
	    assert_selected_objects_1(rev2, sel, ob1b);
	    assert_selected_objects_1(rev3, sel, ob1b);
	    xorn_free_selection(sel);

	    sel = xorn_select_excluding(sel1, ob1a);
	    assert(sel != NULL);
	    assert_selected_objects_0(rev0, sel);
	    assert_selected_objects_1(rev1, sel, ob0);
	    assert_selected_objects_2(rev2, sel, ob0, ob1b);
	    assert_selected_objects_2(rev3, sel, ob0, ob1b);
	    xorn_free_selection(sel);

	    sel = xorn_select_excluding(sel1, ob1b);
	    assert(sel != NULL);
	    assert_selected_objects_0(rev0, sel);
	    assert_selected_objects_1(rev1, sel, ob0);
	    assert_selected_objects_1(rev2, sel, ob0);
	    assert_selected_objects_1(rev3, sel, ob0);
	    xorn_free_selection(sel);
	xorn_free_selection(sel1);

	/* select union */

	sel1 = xorn_select_all(rev1);
	assert(sel1 != NULL);
	    sel2 = xorn_select_none();
	    assert(sel2 != NULL);
	    sel = xorn_select_union(sel1, sel2);
	    assert(sel != NULL);
	    assert_selected_objects_1(rev2, sel, ob0);
	    xorn_free_selection(sel);
	    xorn_free_selection(sel2);

	    sel2 = xorn_select_object(ob1a);
	    assert(sel2 != NULL);
	    sel = xorn_select_union(sel1, sel2);
	    assert(sel != NULL);
	    assert_selected_objects_2(rev2, sel, ob0, ob1a);
	    xorn_free_selection(sel);
	    xorn_free_selection(sel2);

	    sel2 = xorn_select_all(rev2);
	    assert(sel2 != NULL);
	    sel = xorn_select_union(sel1, sel2);
	    assert(sel != NULL);
	    assert_selected_objects_3(rev2, sel, ob0, ob1a, ob1b);
	    xorn_free_selection(sel);
	    xorn_free_selection(sel2);

	    sel2 = xorn_select_all(rev3);
	    assert(sel2 != NULL);
	    sel = xorn_select_union(sel1, sel2);
	    assert(sel != NULL);
	    assert_selected_objects_2(rev2, sel, ob0, ob1b);
	    xorn_free_selection(sel);
	    xorn_free_selection(sel2);
	sel2 = xorn_select_all_except(rev2, sel1);
	assert(sel2 != NULL);
	xorn_free_selection(sel1);
	sel1 = sel2;
	    sel2 = xorn_select_none();
	    assert(sel2 != NULL);
	    sel = xorn_select_union(sel1, sel2);
	    assert(sel != NULL);
	    assert_selected_objects_2(rev2, sel, ob1a, ob1b);
	    xorn_free_selection(sel);
	    xorn_free_selection(sel2);

	    sel2 = xorn_select_object(ob1a);
	    assert(sel2 != NULL);
	    sel = xorn_select_union(sel1, sel2);
	    assert(sel != NULL);
	    assert_selected_objects_2(rev2, sel, ob1a, ob1b);
	    xorn_free_selection(sel);
	    xorn_free_selection(sel2);

	    sel2 = xorn_select_all(rev2);
	    assert(sel2 != NULL);
	    sel = xorn_select_union(sel1, sel2);
	    assert(sel != NULL);
	    assert_selected_objects_3(rev2, sel, ob0, ob1a, ob1b);
	    xorn_free_selection(sel);
	    xorn_free_selection(sel2);

	    sel2 = xorn_select_all(rev3);
	    assert(sel2 != NULL);
	    sel = xorn_select_union(sel1, sel2);
	    assert(sel != NULL);
	    assert_selected_objects_3(rev2, sel, ob0, ob1a, ob1b);
	    xorn_free_selection(sel);
	    xorn_free_selection(sel2);
	xorn_free_selection(sel1);

	/* select intersection */

	sel1 = xorn_select_all(rev1);
	assert(sel1 != NULL);
	    sel2 = xorn_select_none();
	    assert(sel2 != NULL);
	    sel = xorn_select_intersection(sel1, sel2);
	    assert(sel != NULL);
	    assert_selected_objects_0(rev2, sel);
	    xorn_free_selection(sel);
	    xorn_free_selection(sel2);

	    sel2 = xorn_select_object(ob1a);
	    assert(sel2 != NULL);
	    sel = xorn_select_intersection(sel1, sel2);
	    assert(sel != NULL);
	    assert_selected_objects_0(rev2, sel);
	    xorn_free_selection(sel);
	    xorn_free_selection(sel2);

	    sel2 = xorn_select_all(rev2);
	    assert(sel2 != NULL);
	    sel = xorn_select_intersection(sel1, sel2);
	    assert(sel != NULL);
	    assert_selected_objects_1(rev2, sel, ob0);
	    xorn_free_selection(sel);
	    xorn_free_selection(sel2);

	    sel2 = xorn_select_all(rev3);
	    assert(sel2 != NULL);
	    sel = xorn_select_intersection(sel1, sel2);
	    assert(sel != NULL);
	    assert_selected_objects_1(rev2, sel, ob0);
	    xorn_free_selection(sel);
	    xorn_free_selection(sel2);
	sel2 = xorn_select_all_except(rev2, sel1);
	assert(sel2 != NULL);
	xorn_free_selection(sel1);
	sel1 = sel2;
	    sel2 = xorn_select_none();
	    assert(sel2 != NULL);
	    sel = xorn_select_intersection(sel1, sel2);
	    assert(sel != NULL);
	    assert_selected_objects_0(rev2, sel);
	    xorn_free_selection(sel);
	    xorn_free_selection(sel2);

	    sel2 = xorn_select_object(ob1a);
	    assert(sel2 != NULL);
	    sel = xorn_select_intersection(sel1, sel2);
	    assert(sel != NULL);
	    assert_selected_objects_1(rev2, sel, ob1a);
	    xorn_free_selection(sel);
	    xorn_free_selection(sel2);

	    sel2 = xorn_select_all(rev2);
	    assert(sel2 != NULL);
	    sel = xorn_select_intersection(sel1, sel2);
	    assert(sel != NULL);
	    assert_selected_objects_2(rev2, sel, ob1a, ob1b);
	    xorn_free_selection(sel);
	    xorn_free_selection(sel2);

	    sel2 = xorn_select_all(rev3);
	    assert(sel2 != NULL);
	    sel = xorn_select_intersection(sel1, sel2);
	    assert(sel != NULL);
	    assert_selected_objects_1(rev2, sel, ob1b);
	    xorn_free_selection(sel);
	    xorn_free_selection(sel2);
	xorn_free_selection(sel1);

	/* select difference */

	sel1 = xorn_select_all(rev1);
	assert(sel1 != NULL);
	    sel2 = xorn_select_none();
	    assert(sel2 != NULL);
	    sel = xorn_select_difference(sel1, sel2);
	    assert(sel != NULL);
	    assert_selected_objects_1(rev2, sel, ob0);
	    xorn_free_selection(sel);
	    xorn_free_selection(sel2);

	    sel2 = xorn_select_object(ob1a);
	    assert(sel2 != NULL);
	    sel = xorn_select_difference(sel1, sel2);
	    assert(sel != NULL);
	    assert_selected_objects_1(rev2, sel, ob0);
	    xorn_free_selection(sel);
	    xorn_free_selection(sel2);

	    sel2 = xorn_select_all(rev2);
	    assert(sel2 != NULL);
	    sel = xorn_select_difference(sel1, sel2);
	    assert(sel != NULL);
	    assert_selected_objects_0(rev2, sel);
	    xorn_free_selection(sel);
	    xorn_free_selection(sel2);

	    sel2 = xorn_select_all(rev3);
	    assert(sel2 != NULL);
	    sel = xorn_select_difference(sel1, sel2);
	    assert(sel != NULL);
	    assert_selected_objects_0(rev2, sel);
	    xorn_free_selection(sel);
	    xorn_free_selection(sel2);
	sel2 = xorn_select_all_except(rev2, sel1);
	assert(sel2 != NULL);
	xorn_free_selection(sel1);
	sel1 = sel2;
	    sel2 = xorn_select_none();
	    assert(sel2 != NULL);
	    sel = xorn_select_difference(sel1, sel2);
	    assert(sel != NULL);
	    assert_selected_objects_2(rev2, sel, ob1a, ob1b);
	    xorn_free_selection(sel);
	    xorn_free_selection(sel2);

	    sel2 = xorn_select_object(ob1a);
	    assert(sel2 != NULL);
	    sel = xorn_select_difference(sel1, sel2);
	    assert(sel != NULL);
	    assert_selected_objects_1(rev2, sel, ob1b);
	    xorn_free_selection(sel);
	    xorn_free_selection(sel2);

	    sel2 = xorn_select_all(rev2);
	    assert(sel2 != NULL);
	    sel = xorn_select_difference(sel1, sel2);
	    assert(sel != NULL);
	    assert_selected_objects_0(rev2, sel);
	    xorn_free_selection(sel);
	    xorn_free_selection(sel2);

	    sel2 = xorn_select_all(rev3);
	    assert(sel2 != NULL);
	    sel = xorn_select_difference(sel1, sel2);
	    assert(sel != NULL);
	    assert_selected_objects_1(rev2, sel, ob1a);
	    xorn_free_selection(sel);
	    xorn_free_selection(sel2);
	xorn_free_selection(sel1);

	xorn_free_revision(rev3);
	xorn_free_revision(rev2);
	xorn_free_revision(rev1);
	xorn_free_revision(rev0);
	return 0;
}