Introduce GcalEventList
This is a GListModel implementation that is specific to GcalEvents. Events are stored in a GSequence in order of date. Add a couple of tests exercising additions and removals. WIP: add more tests Part-of: <https://gitlab.gnome.org/GNOME/gnome-calendar/-/merge_requests/742>
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Georges Basile Stavracas Neto
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Marge Bot
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4796330de0
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6da43e9353
@@ -35,6 +35,7 @@ tests = [
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'daylight-saving',
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'discoverer',
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'event',
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'event-list',
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'internals',
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'range',
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'range-tree',
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@@ -0,0 +1,251 @@
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/*
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* test-event-list.c
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*
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* Copyright 2026 Georges Basile Stavracas Neto <georges.stavracas@gmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* SPDX-License-Identifier: GPL-3.0-or-later
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*/
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#include <glib.h>
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#include "gcal-event.h"
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#include "gcal-event-list.h"
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#include "gcal-stub-calendar.h"
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#include "gcal-utils.h"
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#define EVENT_STRING_FOR_DATE(dtstart,dtend) \
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"BEGIN:VEVENT\n" \
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"SUMMARY:Stub event\n" \
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"UID:example@uid\n" \
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"DTSTAMP:19970114T170000Z\n" \
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"DTSTART"dtstart"\n" \
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"DTEND"dtend"\n" \
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"END:VEVENT\n"
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#define EVENT_STRING_FOR_DATE_START(dtstart) \
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EVENT_STRING_FOR_DATE(dtstart, ":20260715T035959Z")
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#define EVENT_STRING_FOR_DATE_END(dtend) \
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EVENT_STRING_FOR_DATE(":19970101T170000Z", dtend)
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/*
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* Auxiliary methods
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*/
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static GcalEvent*
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create_event_for_string (const gchar *string,
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GError **error)
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{
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g_autoptr (ECalComponent) component = NULL;
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g_autoptr (GcalCalendar) calendar = NULL;
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component = e_cal_component_new_from_string (string);
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calendar = gcal_stub_calendar_new (NULL, error);
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return component ? gcal_event_new (calendar, component, error) : NULL;
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}
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/*********************************************************************************************************************/
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static void
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event_list_new (void)
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{
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g_autoptr (GcalEventList) event_list = NULL;
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event_list = gcal_event_list_new ();
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g_assert_true (GCAL_IS_EVENT_LIST (event_list));
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}
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/*********************************************************************************************************************/
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typedef struct {
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guint n_items_changed;
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guint position;
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guint added;
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guint removed;
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} AddEventsHelper;
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static void
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items_changed_cb (GListModel *model,
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guint position,
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guint removed,
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guint added,
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gpointer user_data)
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{
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AddEventsHelper *helper = user_data;
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helper->n_items_changed++;
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helper->position = position;
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helper->removed = removed;
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helper->added = added;
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}
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static void
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event_list_add_events (void)
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{
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g_autoptr (GcalEventList) event_list = NULL;
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g_autoptr (GPtrArray) events = NULL;
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AddEventsHelper helper = { };
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const gchar * const event_strings[] = {
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EVENT_STRING_FOR_DATE (":20260331T000000Z", ":20260331T030000Z"),
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EVENT_STRING_FOR_DATE (":20260401T000000Z", ":20260401T030000Z"),
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EVENT_STRING_FOR_DATE (":20260402T000000Z", ":20260403T030000Z"),
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};
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event_list = gcal_event_list_new ();
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g_assert_true (GCAL_IS_EVENT_LIST (event_list));
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events = g_ptr_array_new_null_terminated (G_N_ELEMENTS (event_strings), g_object_unref, TRUE);
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for (gsize i = 0; i < G_N_ELEMENTS (event_strings); i++)
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{
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g_autoptr (GcalEvent) event = NULL;
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g_autoptr (GError) error = NULL;
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event = create_event_for_string (event_strings[i], &error);
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g_assert_no_error (error);
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g_ptr_array_add (events, g_steal_pointer (&event));
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}
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g_signal_connect (event_list, "items-changed", G_CALLBACK (items_changed_cb), &helper);
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gcal_event_list_add_events (event_list, (GcalEvent **) events->pdata);
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g_assert_cmpuint (helper.n_items_changed, ==, 1);
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g_assert_cmpuint (helper.position, ==, 0);
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g_assert_cmpuint (helper.removed, ==, 0);
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g_assert_cmpuint (helper.added, ==, 3);
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g_assert_cmpuint (g_list_model_get_n_items (G_LIST_MODEL (event_list)), ==, 3);
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for (guint i = 0; i < g_list_model_get_n_items (G_LIST_MODEL (event_list)); i++)
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{
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g_autoptr (GcalEvent) event = g_list_model_get_item (G_LIST_MODEL (event_list), i);
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g_assert_true (event == g_ptr_array_index (events, i));
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}
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}
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/*********************************************************************************************************************/
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typedef struct {
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guint n_items_changed;
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guint position;
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guint added;
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guint removed;
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} RemoveEventsHelper;
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static void
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event_list_remove_events_items_changed_cb (GListModel *model,
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guint position,
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guint removed,
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guint added,
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gpointer user_data)
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{
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RemoveEventsHelper *helper = user_data;
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helper->n_items_changed++;
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helper->position = position;
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helper->removed = removed;
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helper->added = added;
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}
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static void
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event_list_remove_events (void)
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{
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g_autoptr (GcalEventList) event_list = NULL;
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g_autoptr (GPtrArray) events = NULL;
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RemoveEventsHelper helper = { };
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const gchar * const event_strings[] = {
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EVENT_STRING_FOR_DATE (":20260331T000000Z", ":20260331T030000Z"),
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EVENT_STRING_FOR_DATE (":20260401T000000Z", ":20260401T030000Z"),
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EVENT_STRING_FOR_DATE (":20260402T000000Z", ":20260403T030000Z"),
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};
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event_list = gcal_event_list_new ();
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g_assert_true (GCAL_IS_EVENT_LIST (event_list));
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events = g_ptr_array_new_null_terminated (G_N_ELEMENTS (event_strings), g_object_unref, TRUE);
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for (gsize i = 0; i < G_N_ELEMENTS (event_strings); i++)
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{
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g_autoptr (GcalEvent) event = NULL;
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g_autoptr (GError) error = NULL;
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event = create_event_for_string (event_strings[i], &error);
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g_assert_no_error (error);
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g_ptr_array_add (events, g_steal_pointer (&event));
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}
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g_signal_connect (event_list,
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"items-changed",
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G_CALLBACK (event_list_remove_events_items_changed_cb),
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&helper);
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gcal_event_list_add_events (event_list, (GcalEvent **) events->pdata);
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g_assert_cmpuint (helper.n_items_changed, ==, 1);
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g_assert_cmpuint (helper.position, ==, 0);
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g_assert_cmpuint (helper.removed, ==, 0);
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g_assert_cmpuint (helper.added, ==, 3);
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g_assert_cmpuint (g_list_model_get_n_items (G_LIST_MODEL (event_list)), ==, 3);
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for (guint i = 0; i < g_list_model_get_n_items (G_LIST_MODEL (event_list)); i++)
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{
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g_autoptr (GcalEvent) event = g_list_model_get_item (G_LIST_MODEL (event_list), i);
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g_assert_true (event == g_ptr_array_index (events, i));
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}
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helper = (RemoveEventsHelper) { };
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gcal_event_list_remove_events (event_list, (GcalEvent **) events->pdata);
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g_assert_cmpuint (helper.n_items_changed, ==, 1);
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g_assert_cmpuint (helper.position, ==, 0);
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g_assert_cmpuint (helper.removed, ==, 3);
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g_assert_cmpuint (helper.added, ==, 0);
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g_assert_cmpuint (g_list_model_get_n_items (G_LIST_MODEL (event_list)), ==, 0);
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/* Remove again. These events are not in the list anymore. Nothing should happen */
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helper = (RemoveEventsHelper) { };
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gcal_event_list_remove_events (event_list, (GcalEvent **) events->pdata);
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g_assert_cmpuint (helper.n_items_changed, ==, 0);
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g_assert_cmpuint (helper.position, ==, 0);
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g_assert_cmpuint (helper.removed, ==, 0);
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g_assert_cmpuint (helper.added, ==, 0);
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g_assert_cmpuint (g_list_model_get_n_items (G_LIST_MODEL (event_list)), ==, 0);
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}
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/*********************************************************************************************************************/
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gint
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main (gint argc,
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gchar *argv[])
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{
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g_setenv ("TZ", "UTC", TRUE);
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g_test_init (&argc, &argv, NULL);
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g_test_add_func ("/event-list/new", event_list_new);
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g_test_add_func ("/event-list/add-events", event_list_add_events);
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g_test_add_func ("/event-list/remove-events", event_list_remove_events);
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return g_test_run ();
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}
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