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testsuite: Add slice model tests
Do the same style of tests we do for all the other list models. These tests found the issue fixed in the previous commit.
This commit is contained in:
Matthias Clasen
Benjamin Otte
parent
045b92abdd
commit
9430b0b6ee
@ -44,6 +44,7 @@ tests = [
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['regression-tests'],
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['scrolledwindow'],
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['searchbar'],
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['slicelistmodel'],
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['sortlistmodel'],
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['spinbutton'],
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['stylecontext'],
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341
testsuite/gtk/slicelistmodel.c
Normal file
341
testsuite/gtk/slicelistmodel.c
Normal file
@ -0,0 +1,341 @@
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/*
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* Copyright (C) 2019, Red Hat, Inc.
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* Authors: Matthias Clasen <mclasen@redhat.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <locale.h>
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#include <gtk/gtk.h>
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static GQuark number_quark;
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static GQuark changes_quark;
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static guint
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get (GListModel *model,
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guint position)
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{
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GObject *object = g_list_model_get_item (model, position);
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g_assert (object != NULL);
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return GPOINTER_TO_UINT (g_object_get_qdata (object, number_quark));
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}
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static char *
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model_to_string (GListModel *model)
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{
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GString *string = g_string_new (NULL);
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guint i;
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for (i = 0; i < g_list_model_get_n_items (model); i++)
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{
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if (i > 0)
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g_string_append (string, " ");
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g_string_append_printf (string, "%u", get (model, i));
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}
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return g_string_free (string, FALSE);
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}
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static GListStore *
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new_store (guint start,
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guint end,
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guint step);
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static GObject *
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make_object (guint number)
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{
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GObject *object;
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/* 0 cannot be differentiated from NULL, so don't use it */
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g_assert (number != 0);
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object = g_object_new (G_TYPE_OBJECT, NULL);
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g_object_set_qdata (object, number_quark, GUINT_TO_POINTER (number));
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return object;
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}
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static void
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splice (GListStore *store,
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guint pos,
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guint removed,
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guint *numbers,
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guint added)
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{
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GObject *objects[added];
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guint i;
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for (i = 0; i < added; i++)
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objects[i] = make_object (numbers[i]);
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g_list_store_splice (store, pos, removed, (gpointer *) objects, added);
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for (i = 0; i < added; i++)
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g_object_unref (objects[i]);
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}
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static void
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add (GListStore *store,
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guint number)
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{
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GObject *object = make_object (number);
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g_list_store_append (store, object);
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g_object_unref (object);
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}
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static void
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insert (GListStore *store,
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guint position,
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guint number)
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{
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GObject *object = make_object (number);
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g_list_store_insert (store, position, object);
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g_object_unref (object);
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}
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#define assert_model(model, expected) G_STMT_START{ \
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char *s = model_to_string (G_LIST_MODEL (model)); \
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if (!g_str_equal (s, expected)) \
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g_assertion_message_cmpstr (G_LOG_DOMAIN, __FILE__, __LINE__, G_STRFUNC, \
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#model " == " #expected, s, "==", expected); \
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g_free (s); \
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}G_STMT_END
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#define assert_changes(model, expected) G_STMT_START{ \
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GString *changes = g_object_get_qdata (G_OBJECT (model), changes_quark); \
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if (!g_str_equal (changes->str, expected)) \
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g_assertion_message_cmpstr (G_LOG_DOMAIN, __FILE__, __LINE__, G_STRFUNC, \
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#model " == " #expected, changes->str, "==", expected); \
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g_string_set_size (changes, 0); \
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}G_STMT_END
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static GListStore *
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new_empty_store (void)
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{
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return g_list_store_new (G_TYPE_OBJECT);
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}
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static GListStore *
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new_store (guint start,
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guint end,
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guint step)
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{
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GListStore *store = new_empty_store ();
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guint i;
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for (i = start; i <= end; i += step)
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add (store, i);
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return store;
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}
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static void
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items_changed (GListModel *model,
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guint position,
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guint removed,
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guint added,
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GString *changes)
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{
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g_assert (removed != 0 || added != 0);
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if (changes->len)
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g_string_append (changes, ", ");
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if (removed == 1 && added == 0)
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{
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g_string_append_printf (changes, "-%u", position);
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}
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else if (removed == 0 && added == 1)
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{
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g_string_append_printf (changes, "+%u", position);
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}
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else
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{
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g_string_append_printf (changes, "%u", position);
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if (removed > 0)
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g_string_append_printf (changes, "-%u", removed);
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if (added > 0)
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g_string_append_printf (changes, "+%u", added);
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}
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}
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static void
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free_changes (gpointer data)
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{
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GString *changes = data;
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/* all changes must have been checked via assert_changes() before */
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g_assert_cmpstr (changes->str, ==, "");
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g_string_free (changes, TRUE);
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}
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static GtkSliceListModel *
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new_model (GListStore *store, guint offset, guint size)
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{
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GtkSliceListModel *result;
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GString *changes;
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result = gtk_slice_list_model_new_for_type (G_TYPE_OBJECT);
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if (store)
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gtk_slice_list_model_set_model (result, G_LIST_MODEL (store));
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gtk_slice_list_model_set_offset (result, offset);
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gtk_slice_list_model_set_size (result, size);
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changes = g_string_new ("");
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g_object_set_qdata_full (G_OBJECT(result), changes_quark, changes, free_changes);
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g_signal_connect (result, "items-changed", G_CALLBACK (items_changed), changes);
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return result;
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}
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static void
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test_create_empty (void)
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{
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GtkSliceListModel *slice;
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slice = new_model (NULL, 0, 0);
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assert_model (slice, "");
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assert_changes (slice, "");
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g_object_unref (slice);
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}
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static void
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test_create (void)
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{
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GtkSliceListModel *slice;
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GListStore *store;
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store = new_store (1, 5, 2);
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slice = new_model (store, 0, 10);
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assert_model (slice, "1 3 5");
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assert_changes (slice, "");
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g_object_unref (store);
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assert_model (slice, "1 3 5");
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assert_changes (slice, "");
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g_object_unref (slice);
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}
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static void
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test_set_model (void)
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{
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GtkSliceListModel *slice;
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GListStore *store;
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slice = new_model (NULL, 0, 2);
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assert_model (slice, "");
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assert_changes (slice, "");
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store = new_store (1, 7, 2);
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gtk_slice_list_model_set_model (slice, G_LIST_MODEL (store));
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assert_model (slice, "1 3");
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assert_changes (slice, "0+2");
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gtk_slice_list_model_set_model (slice, NULL);
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assert_model (slice, "");
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assert_changes (slice, "0-2");
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g_object_unref (store);
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g_object_unref (slice);
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}
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static void
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test_set_slice (void)
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{
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GtkSliceListModel *slice;
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GListStore *store;
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store = new_store (1, 7, 2);
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slice = new_model (store, 0, 3);
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assert_model (slice, "1 3 5");
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assert_changes (slice, "");
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gtk_slice_list_model_set_offset (slice, 1);
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assert_model (slice, "3 5 7");
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assert_changes (slice, "0-3+3");
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gtk_slice_list_model_set_size (slice, 2);
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assert_model (slice, "3 5");
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assert_changes (slice, "-2");
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gtk_slice_list_model_set_size (slice, 10);
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assert_model (slice, "3 5 7");
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assert_changes (slice, "+2");
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g_object_unref (store);
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g_object_unref (slice);
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}
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static void
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test_changes (void)
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{
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GtkSliceListModel *slice;
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GListStore *store;
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store = new_store (1, 20, 1);
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slice = new_model (store, 10, 5);
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assert_model (slice, "11 12 13 14 15");
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assert_changes (slice, "");
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g_list_store_remove (store, 19);
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assert_changes (slice, "");
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g_list_store_remove (store, 1);
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assert_model (slice, "12 13 14 15 16");
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assert_changes (slice, "0-5+5");
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insert (store, 12, 99);
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assert_model (slice, "12 13 99 14 15");
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assert_changes (slice, "2-3+3");
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splice (store, 13, 6, (guint[]) { 97 }, 1);
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assert_model (slice, "12 13 99 97");
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assert_changes (slice, "3-2+1");
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splice (store, 13, 1, (guint[]) { 36, 37, 38 }, 3);
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assert_model (slice, "12 13 99 36 37");
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assert_changes (slice, "3-1+2");
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g_list_store_remove_all (store);
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assert_model (slice, "");
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assert_changes (slice, "0-5");
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g_object_unref (store);
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g_object_unref (slice);
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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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setlocale (LC_ALL, "C");
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g_test_bug_base ("http://bugzilla.gnome.org/show_bug.cgi?id=%s");
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number_quark = g_quark_from_static_string ("Hell and fire was spawned to be released.");
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changes_quark = g_quark_from_static_string ("What did I see? Can I believe what I saw?");
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g_test_add_func ("/slicelistmodel/create_empty", test_create_empty);
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g_test_add_func ("/slicelistmodel/create", test_create);
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g_test_add_func ("/slicelistmodel/set-model", test_set_model);
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g_test_add_func ("/slicelistmodel/set-slice", test_set_slice);
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#if GLIB_CHECK_VERSION (2, 58, 0) /* g_list_store_splice() is broken before 2.58 */
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g_test_add_func ("/slicelistmodel/changes", test_changes);
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#endif
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return g_test_run ();
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}
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