/* Scrolling test suite for GtkTreeView * Copyright (C) 2006 Kristian Rietveld * Copyright (C) 2007 Imendio AB, Kristian Rietveld * Copyright (C) 2009 Kristian Rietveld * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ /* Original v1.0 -- December 26, 2006 * Conversion to GLib/GTK+ test framework during December, 2007 */ #include #include #include #define VIEW_WIDTH 320 #define VIEW_HEIGHT 240 #define N_ROWS 1000 #define BIG_N_ROWS N_ROWS * 100 /* * To do: * - Test that nothing happens if the row is fully visible. * - The tests are dependent on the theme/font (size measurements, * chosen paths). * - Convert to proper GTK+ coding style. * - Briefly test scrolling in tree stores as well. * * Important: * - For tests with "mixed height" models, you must ensure that * there are only two heights used in total and that the rows with * height A and B are strictly alternating. The model creation * functions already do this for you, but take this into account * when you write a unit test that adds rows to such a created * model, you must follow this rule otherwise things will break. */ /* Constructing models for testing */ static GtkTreeModel * create_model (gboolean constant) { int i; GtkTreeIter iter; GtkListStore *store; store = gtk_list_store_new (1, G_TYPE_STRING); for (i = 0; i < N_ROWS; i++) { gtk_list_store_append (store, &iter); if (constant || i % 2 == 0) gtk_list_store_set (store, &iter, 0, "Foo", -1); else gtk_list_store_set (store, &iter, 0, "Sliff\nSloff\nBleh", -1); } return GTK_TREE_MODEL (store); } static GtkTreeModel * create_big_model (gboolean constant) { int i; GtkTreeIter iter; GtkListStore *store; store = gtk_list_store_new (1, G_TYPE_STRING); for (i = 0; i < BIG_N_ROWS; i++) { gtk_list_store_append (store, &iter); if (constant || i % 2 == 0) gtk_list_store_set (store, &iter, 0, "Foo", -1); else gtk_list_store_set (store, &iter, 0, "Sliff\nSloff\nBleh", -1); } return GTK_TREE_MODEL (store); } /* * Fixtures */ typedef struct { GtkWidget *window; GtkWidget *tree_view; } ScrollFixture; static void scroll_fixture_setup (ScrollFixture *fixture, GtkTreeModel *model, gconstpointer test_data) { GtkWidget *sw; GtkCellRenderer *renderer; GtkTreeViewColumn *column; fixture->window = gtk_window_new (GTK_WINDOW_TOPLEVEL); sw = gtk_scrolled_window_new (NULL, NULL); gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw), GTK_POLICY_NEVER, GTK_POLICY_ALWAYS); gtk_container_add (GTK_CONTAINER (fixture->window), sw); fixture->tree_view = gtk_tree_view_new_with_model (model); g_object_unref (model); gtk_scrolled_window_set_min_content_width (GTK_SCROLLED_WINDOW (sw), VIEW_WIDTH); gtk_scrolled_window_set_min_content_height (GTK_SCROLLED_WINDOW (sw), VIEW_HEIGHT); gtk_widget_set_size_request (fixture->tree_view, VIEW_WIDTH, VIEW_HEIGHT); renderer = gtk_cell_renderer_text_new (); g_object_set (renderer, "editable", TRUE, NULL); column = gtk_tree_view_column_new_with_attributes ("Title", renderer, "text", 0, NULL); gtk_tree_view_append_column (GTK_TREE_VIEW (fixture->tree_view), column); gtk_container_add (GTK_CONTAINER (sw), fixture->tree_view); } /* sets up a fixture with a model with constant row heights */ static void scroll_fixture_constant_setup (ScrollFixture *fixture, gconstpointer test_data) { scroll_fixture_setup (fixture, create_model (TRUE), test_data); } /* sets up a fixture with a model with varying row heights */ static void scroll_fixture_mixed_setup (ScrollFixture *fixture, gconstpointer test_data) { scroll_fixture_setup (fixture, create_model (FALSE), test_data); } /* sets up a fixture with a large model with constant row heights */ static void scroll_fixture_constant_big_setup (ScrollFixture *fixture, gconstpointer test_data) { scroll_fixture_setup (fixture, create_big_model (TRUE), test_data); } /* sets up a fixture with a large model with varying row heights */ static void scroll_fixture_mixed_big_setup (ScrollFixture *fixture, gconstpointer test_data) { scroll_fixture_setup (fixture, create_big_model (FALSE), test_data); } /* sets up a fixture with only a single row for the "single row scroll" test */ static void scroll_fixture_single_setup (ScrollFixture *fixture, gconstpointer test_data) { GtkTreeStore *store; GtkTreeIter iter, child; store = gtk_tree_store_new (1, G_TYPE_STRING); gtk_tree_store_append (store, &iter, NULL); gtk_tree_store_set (store, &iter, 0, "Foo", -1); gtk_tree_store_append (store, &child, &iter); gtk_tree_store_set (store, &child, 0, "Two\nLines", -1); /* The teardown will also destroy the model */ scroll_fixture_setup (fixture, GTK_TREE_MODEL (store), test_data); } /* sets up a fixture with a tree store */ static void scroll_fixture_tree_setup (ScrollFixture *fixture, gconstpointer test_data) { GtkTreeStore *store; GtkTreeIter iter, child; int i; store = gtk_tree_store_new (1, G_TYPE_STRING); gtk_tree_store_append (store, &iter, NULL); gtk_tree_store_set (store, &iter, 0, "Root node", -1); for (i = 0; i < 5; i++) { gtk_tree_store_append (store, &child, &iter); gtk_tree_store_set (store, &child, 0, "Child node", -1); } for (i = 0; i < 5; i++) { gtk_tree_store_append (store, &iter, NULL); gtk_tree_store_set (store, &iter, 0, "Other node", -1); } /* The teardown will also destroy the model */ scroll_fixture_setup (fixture, GTK_TREE_MODEL (store), test_data); } static void scroll_fixture_mixed_tree_setup (ScrollFixture *fixture, gconstpointer test_data) { GtkTreeStore *store; GtkTreeIter iter, child; int i; store = gtk_tree_store_new (1, G_TYPE_STRING); gtk_tree_store_append (store, &iter, NULL); gtk_tree_store_set (store, &iter, 0, "Root\nnode", -1); for (i = 0; i < 5; i++) { gtk_tree_store_append (store, &child, &iter); if (i % 2 != 0) gtk_tree_store_set (store, &child, 0, "Child node", -1); else gtk_tree_store_set (store, &child, 0, "Child\nnode", -1); } for (i = 0; i < 5; i++) { gtk_tree_store_append (store, &iter, NULL); if (i % 2 == 0) gtk_tree_store_set (store, &iter, 0, "Other node", -1); else gtk_tree_store_set (store, &iter, 0, "Other\nnode", -1); } /* The teardown will also destroy the model */ scroll_fixture_setup (fixture, GTK_TREE_MODEL (store), test_data); } static void scroll_fixture_teardown (ScrollFixture *fixture, gconstpointer test_data) { gtk_widget_destroy (fixture->window); } /* * Position check and helpers. */ enum Pos { POS_TOP, POS_CENTER, POS_BOTTOM }; static int get_row_start_for_index (GtkTreeView *tree_view, int index) { gint height1, height2; gint row_start; GtkTreePath *path; GdkRectangle rect; path = gtk_tree_path_new_from_indices (0, -1); gtk_tree_view_get_background_area (tree_view, path, NULL, &rect); height1 = rect.height; gtk_tree_path_next (path); gtk_tree_view_get_background_area (tree_view, path, NULL, &rect); height2 = rect.height; gtk_tree_path_free (path); row_start = (index / 2) * height1 + (index / 2) * height2; if (index % 2) row_start += height1; return row_start; } static enum Pos get_pos_from_path (GtkTreeView *tree_view, GtkTreePath *path, gdouble row_height, GtkAdjustment *vadj) { int row_start; row_start = get_row_start_for_index (tree_view, gtk_tree_path_get_indices (path)[0]); if (row_start + row_height < vadj->page_size) return POS_TOP; if (row_start >= vadj->upper - vadj->page_size) return POS_BOTTOM; return POS_CENTER; } static gboolean test_position_with_align (GtkTreeView *tree_view, enum Pos pos, gint row_y, gint row_start, gdouble row_height, gdouble row_align) { gboolean passed = TRUE; GtkAdjustment *vadj = gtk_scrollable_get_vadjustment (GTK_SCROLLABLE (tree_view)); /* Switch on row-align: 0.0, 0.5, 1.0 */ switch ((int)(row_align * 2.)) { case 0: if (pos == POS_TOP || pos == POS_CENTER) { /* The row in question is the first row * in the view. * - rect.y should be zero * - dy should be equal to the top * y coordinate of the row. */ if (row_y != 0) passed = FALSE; if (vadj->value != row_start) passed = FALSE; } else { /* The row can be anywhere at the last * page of the tree view. * - dy is set to the start of the * last page. */ if (vadj->value != vadj->upper - vadj->page_size) passed = FALSE; } break; case 1: /* 0.5 */ if (pos == POS_TOP && row_start < vadj->page_size / 2) { /* For the first half of the top view we can't * center the row in the view, instead we * show the first page. * - dy should be zero */ if (vadj->value != 0) passed = FALSE; } else if (pos == POS_BOTTOM && row_start >= vadj->upper - vadj->page_size / 2) { /* For the last half of the bottom view we * can't center the row in the view, instead * we show the last page. * - dy should be the start of the * last page. */ if (vadj->value != vadj->upper - vadj->page_size) passed = FALSE; } else { /* The row is located in the middle of * the view. * - top y coordinate is equal to * middle of the view minus * half the height of the row. * (ie. the row's center is at the * center of the view). */ gdouble middle = vadj->page_size / 2 - row_height / 2; if (row_y != ceil (middle) && row_y != floor (middle)) passed = FALSE; } break; case 2: /* 1.0 */ if (pos == POS_TOP) { /* The row can be anywhere on the * first page of the tree view. * - dy is zero. */ if (vadj->value != 0) passed = FALSE; } else if (pos == POS_CENTER || pos == POS_BOTTOM) { /* The row is the last row visible in the * view. * - rect.y is set to the top of the * last row. * - row_start is greater than page_size * (ie we are not on the first page). * - dy is greater than zero */ if (row_start < vadj->page_size && row_start + row_height < vadj->page_size) passed = FALSE; if (vadj->value <= 0) passed = FALSE; if (row_y != vadj->page_size - row_height) passed = FALSE; } break; } return passed; } static gboolean test_position_without_align (GtkTreeView *tree_view, gdouble row_start, gdouble row_height) { GtkAdjustment *vadj = gtk_scrollable_get_vadjustment (GTK_SCROLLABLE (tree_view)); /* Without align the tree view does as less work as possible, * so basically we only have to check whether the row * is visible on the screen. */ if (vadj->value <= row_start && vadj->value + vadj->page_size >= row_start + row_height) return TRUE; return FALSE; } static void test_position (GtkTreeView *tree_view, GtkTreePath *path, gboolean use_align, gdouble row_align, gdouble col_align) { gint pos; gchar *path_str; GdkRectangle rect; GtkTreeModel *model; gint row_start; /* Get the location of the path we scrolled to */ gtk_tree_view_get_background_area (GTK_TREE_VIEW (tree_view), path, NULL, &rect); row_start = get_row_start_for_index (GTK_TREE_VIEW (tree_view), gtk_tree_path_get_indices (path)[0]); /* Ugh */ pos = get_pos_from_path (GTK_TREE_VIEW (tree_view), path, rect.height, gtk_scrollable_get_vadjustment (GTK_SCROLLABLE (tree_view))); /* This is only tested for during test_single() */ model = gtk_tree_view_get_model (GTK_TREE_VIEW (tree_view)); if (gtk_tree_model_iter_n_children (model, NULL) == 1) { GtkAllocation allocation; GtkTreePath *tmppath; /* Test nothing is dangling at the bottom; read * description for test_single() for more information. */ /* FIXME: hardcoded width */ gtk_widget_get_allocation (GTK_WIDGET (tree_view), &allocation); if (gtk_tree_view_get_path_at_pos (GTK_TREE_VIEW (tree_view), 0, allocation.height - 30, &tmppath, NULL, NULL, NULL)) { g_assert_not_reached (); gtk_tree_path_free (tmppath); } } path_str = gtk_tree_path_to_string (path); if (use_align) { g_assert (test_position_with_align (tree_view, pos, rect.y, row_start, rect.height, row_align)); } else { g_assert (test_position_without_align (tree_view, row_start, rect.height)); } g_free (path_str); } /* * Scrolling code */ /* Testing scrolling to various positions with various alignments */ static void scroll (ScrollFixture *fixture, GtkTreePath *path, gboolean use_align, gdouble row_align) { gtk_tree_view_set_cursor (GTK_TREE_VIEW (fixture->tree_view), path, NULL, FALSE); gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (fixture->tree_view), path, NULL, use_align, row_align, 0.0); gtk_widget_show_all (fixture->window); while (gtk_events_pending ()) gtk_main_iteration (); test_position (GTK_TREE_VIEW (fixture->tree_view), path, use_align, row_align, 0.0); } static void scroll_no_align (ScrollFixture *fixture, gconstpointer test_data) { GtkTreePath *path; path = gtk_tree_path_new_from_string (test_data); scroll (fixture, path, FALSE, 0.0); gtk_tree_path_free (path); } static void scroll_align_0_0 (ScrollFixture *fixture, gconstpointer test_data) { GtkTreePath *path; path = gtk_tree_path_new_from_string (test_data); scroll (fixture, path, TRUE, 0.0); gtk_tree_path_free (path); } static void scroll_align_0_5 (ScrollFixture *fixture, gconstpointer test_data) { GtkTreePath *path; path = gtk_tree_path_new_from_string (test_data); scroll (fixture, path, TRUE, 0.5); gtk_tree_path_free (path); } static void scroll_align_1_0 (ScrollFixture *fixture, gconstpointer test_data) { GtkTreePath *path; path = gtk_tree_path_new_from_string (test_data); scroll (fixture, path, TRUE, 1.0); gtk_tree_path_free (path); } static void scroll_after_realize (ScrollFixture *fixture, GtkTreePath *path, gboolean use_align, gdouble row_align) { gtk_widget_show_all (fixture->window); while (gtk_events_pending ()) gtk_main_iteration (); gtk_tree_view_set_cursor (GTK_TREE_VIEW (fixture->tree_view), path, NULL, FALSE); gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (fixture->tree_view), path, NULL, use_align, row_align, 0.0); while (gtk_events_pending ()) gtk_main_iteration (); test_position (GTK_TREE_VIEW (fixture->tree_view), path, use_align, row_align, 0.0); } static void scroll_after_no_align (ScrollFixture *fixture, gconstpointer test_data) { GtkTreePath *path; path = gtk_tree_path_new_from_string (test_data); scroll_after_realize (fixture, path, FALSE, 0.0); gtk_tree_path_free (path); } static void scroll_after_align_0_0 (ScrollFixture *fixture, gconstpointer test_data) { GtkTreePath *path; path = gtk_tree_path_new_from_string (test_data); scroll_after_realize (fixture, path, TRUE, 0.0); gtk_tree_path_free (path); } static void scroll_after_align_0_5 (ScrollFixture *fixture, gconstpointer test_data) { GtkTreePath *path; path = gtk_tree_path_new_from_string (test_data); scroll_after_realize (fixture, path, TRUE, 0.5); gtk_tree_path_free (path); } static void scroll_after_align_1_0 (ScrollFixture *fixture, gconstpointer test_data) { GtkTreePath *path; path = gtk_tree_path_new_from_string (test_data); scroll_after_realize (fixture, path, TRUE, 1.0); gtk_tree_path_free (path); } static void scroll_both_realize (ScrollFixture *fixture, GtkTreePath *path, gboolean use_align, gdouble row_align) { GtkTreePath *end; gtk_widget_show_all (fixture->window); /* Scroll to end */ end = gtk_tree_path_new_from_indices (999, -1); gtk_tree_view_set_cursor (GTK_TREE_VIEW (fixture->tree_view), end, NULL, FALSE); gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (fixture->tree_view), end, NULL, use_align, row_align, 0.0); gtk_tree_path_free (end); while (gtk_events_pending ()) gtk_main_iteration (); /* Scroll to final position */ gtk_tree_view_set_cursor (GTK_TREE_VIEW (fixture->tree_view), path, NULL, FALSE); gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (fixture->tree_view), path, NULL, use_align, row_align, 0.0); while (gtk_events_pending ()) gtk_main_iteration (); test_position (GTK_TREE_VIEW (fixture->tree_view), path, use_align, row_align, 0.0); } static void scroll_both_no_align (ScrollFixture *fixture, gconstpointer test_data) { GtkTreePath *path; path = gtk_tree_path_new_from_string (test_data); scroll_both_realize (fixture, path, FALSE, 0.0); gtk_tree_path_free (path); } static void scroll_both_align_0_0 (ScrollFixture *fixture, gconstpointer test_data) { GtkTreePath *path; path = gtk_tree_path_new_from_string (test_data); scroll_both_realize (fixture, path, TRUE, 0.0); gtk_tree_path_free (path); } static void scroll_both_align_0_5 (ScrollFixture *fixture, gconstpointer test_data) { GtkTreePath *path; path = gtk_tree_path_new_from_string (test_data); scroll_both_realize (fixture, path, TRUE, 0.5); gtk_tree_path_free (path); } static void scroll_both_align_1_0 (ScrollFixture *fixture, gconstpointer test_data) { GtkTreePath *path; path = gtk_tree_path_new_from_string (test_data); scroll_both_realize (fixture, path, TRUE, 1.0); gtk_tree_path_free (path); } /* Testing scrolling to a newly created row */ static void create_new_row (GtkListStore *store, int n, GtkTreeIter *iter) { switch (n) { case 0: /* Prepend a row */ gtk_list_store_prepend (store, iter); break; case 3: /* Add a row in the middle of the visible area */ gtk_list_store_insert (store, iter, 3); break; case 4: /* Add a row in the middle of the visible area */ gtk_list_store_insert (store, iter, 4); break; case 5: /* Add a row which is not completely visible */ gtk_list_store_insert (store, iter, 5); break; case 8: /* Add a row which is not completely visible */ gtk_list_store_insert (store, iter, 8); break; case 500: /* Add a row in the middle */ gtk_list_store_insert (store, iter, 500); break; case 999: /* Append a row */ gtk_list_store_append (store, iter); break; } gtk_list_store_set (store, iter, 0, "New...", -1); } static void scroll_new_row_editing_started (GtkCellRenderer *cell, GtkCellEditable *editable, const char *path, gpointer user_data) { GtkWidget **widget = user_data; *widget = GTK_WIDGET (editable); } static void test_editable_position (GtkWidget *tree_view, GtkWidget *editable, GtkTreePath *cursor_path) { GtkAllocation allocation; GdkRectangle rect; GtkAdjustment *vadj; gtk_tree_view_get_background_area (GTK_TREE_VIEW (tree_view), cursor_path, NULL, &rect); vadj = gtk_scrollable_get_vadjustment (GTK_SCROLLABLE (tree_view)); /* There are all in bin_window coordinates */ gtk_widget_get_allocation (editable, &allocation); g_assert (allocation.y == rect.y + ((rect.height - allocation.height) / 2)); } static void scroll_new_row (ScrollFixture *fixture, gconstpointer test_data) { GtkTreeIter scroll_iter; GtkTreePath *scroll_path; GtkTreeModel *model; GList *renderers; GtkTreeViewColumn *column; GtkWidget *editable; /* The aim of this test is creating a new row at several places, * and immediately put the cursor on it. TreeView should correctly * scroll to the row and show the editable widget. * * See #81627. */ g_test_bug ("81627"); gtk_widget_show_all (fixture->window); while (gtk_events_pending ()) gtk_main_iteration (); /* Create the new row and scroll to it */ model = gtk_tree_view_get_model (GTK_TREE_VIEW (fixture->tree_view)); create_new_row (GTK_LIST_STORE (model), GPOINTER_TO_INT (test_data), &scroll_iter); /* Set up a signal handler to acquire the editable widget */ column = gtk_tree_view_get_column (GTK_TREE_VIEW (fixture->tree_view), 0); renderers = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column)); g_signal_connect (G_OBJECT (renderers->data), "editing-started", G_CALLBACK (scroll_new_row_editing_started), &editable); /* Now set the cursor on the path and start editing */ scroll_path = gtk_tree_model_get_path (model, &scroll_iter); gtk_tree_view_set_cursor (GTK_TREE_VIEW (fixture->tree_view), scroll_path, column, TRUE); while (gtk_events_pending ()) gtk_main_iteration (); /* Test position */ test_position (GTK_TREE_VIEW (fixture->tree_view), scroll_path, FALSE, 0.0, 0.0); test_editable_position (fixture->tree_view, editable, scroll_path); gtk_tree_path_free (scroll_path); } static void scroll_new_row_tree (ScrollFixture *fixture, gconstpointer test_data) { GtkTreeModel *model; GtkAdjustment *vadjustment; int i; /* The goal of this test is to append new rows at the end of a tree * store and immediately scroll to them. If there is a parent * node with a couple of childs in the "area above" to explore, * this used to lead to unexpected results due to a bug. * * This issue has been reported by Miroslav Rajcic on * gtk-app-devel-list: * http://mail.gnome.org/archives/gtk-app-devel-list/2008-December/msg00068.html */ gtk_widget_show_all (fixture->window); gtk_tree_view_expand_all (GTK_TREE_VIEW (fixture->tree_view)); while (gtk_events_pending ()) gtk_main_iteration (); model = gtk_tree_view_get_model (GTK_TREE_VIEW (fixture->tree_view)); vadjustment = gtk_scrollable_get_vadjustment (GTK_SCROLLABLE (fixture->tree_view)); for (i = 0; i < 5; i++) { GtkTreeIter scroll_iter; GtkTreePath *scroll_path; gtk_tree_store_append (GTK_TREE_STORE (model), &scroll_iter, NULL); gtk_tree_store_set (GTK_TREE_STORE (model), &scroll_iter, 0, "New node", -1); scroll_path = gtk_tree_model_get_path (model, &scroll_iter); gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (fixture->tree_view), scroll_path, NULL, FALSE, 0.0, 0.0); gtk_tree_path_free (scroll_path); while (gtk_events_pending ()) gtk_main_iteration (); /* Test position, the scroll bar must be at the end */ g_assert (vadjustment->value == vadjustment->upper - vadjustment->page_size); } } /* Test for GNOME bugzilla bug 359231; tests "recovery when removing a bunch of * rows at the bottom. */ static void test_bug316689 (ScrollFixture *fixture, gconstpointer test_data) { GtkTreeIter iter; GtkTreePath *path; GtkAdjustment *vadj; GtkTreeModel *model; /* The aim of this test is to scroll to the bottom of a TreeView, * remove at least one page_size of items and check if TreeView * correctly corrects the scroll bar (else they will look "broken"). * * See #316689. */ g_test_bug ("316689"); /* Scroll to some place close to the end */ path = gtk_tree_path_new_from_indices (N_ROWS - 4, -1); scroll (fixture, path, FALSE, 0.0); gtk_tree_path_free (path); /* No need for a while events pending loop here, scroll() does this for us. * * We now remove a bunch of rows, wait for events to process and then * check the adjustments to see if the TreeView gracefully recovered. */ model = gtk_tree_view_get_model (GTK_TREE_VIEW (fixture->tree_view)); while (gtk_tree_model_iter_nth_child (model, &iter, NULL, N_ROWS - 15)) gtk_list_store_remove (GTK_LIST_STORE (model), &iter); while (gtk_events_pending ()) gtk_main_iteration (); vadj = gtk_scrollable_get_vadjustment (GTK_SCROLLABLE (fixture->tree_view)); g_assert (vadj->value + vadj->page_size <= vadj->upper); g_assert (vadj->value == vadj->upper - vadj->page_size); } /* Test for GNOME bugzilla bug 359231 */ static void test_bug359231 (void) { int i; int height1, height2; GtkTreePath *path; GtkTreeIter iter, child; GtkTreeStore *store; GdkRectangle rect; ScrollFixture *fixture; /* See #359231. */ g_test_bug ("359231"); /* Create model (GtkTreeStore in this case) */ store = gtk_tree_store_new (1, G_TYPE_STRING); gtk_tree_store_append (store, &iter, NULL); gtk_tree_store_set (store, &iter, 0, "Foo", -1); for (i = 0; i < 4; i++) { gtk_tree_store_append (store, &child, &iter); gtk_tree_store_set (store, &child, 0, "Two\nLines", -1); } fixture = g_new0 (ScrollFixture, 1); scroll_fixture_setup (fixture, GTK_TREE_MODEL (store), NULL); gtk_widget_show_all (fixture->window); while (gtk_events_pending ()) gtk_main_iteration (); /* Prepend some rows at the top, expand */ gtk_tree_store_prepend (store, &iter, NULL); gtk_tree_store_set (store, &iter, 0, "Foo", -1); gtk_tree_store_prepend (store, &child, &iter); gtk_tree_store_set (store, &child, 0, "Two\nLines", -1); gtk_tree_view_expand_all (GTK_TREE_VIEW (fixture->tree_view)); while (gtk_events_pending ()) gtk_main_iteration (); /* Test if height of row 0:0 is correct */ path = gtk_tree_path_new_from_indices (0, -1); gtk_tree_view_get_background_area (GTK_TREE_VIEW (fixture->tree_view), path, NULL, &rect); height1 = rect.height; gtk_tree_path_down (path); gtk_tree_view_get_background_area (GTK_TREE_VIEW (fixture->tree_view), path, NULL, &rect); height2 = rect.height; gtk_tree_path_free (path); g_assert (height2 > height1); /* Clean up; the tear down also cleans up the model */ scroll_fixture_teardown (fixture, NULL); } /* Test for GNOME bugzilla bug 93584. We add 150 rows to an existing * small model, and scroll to one of these with alignment. */ static void test_bug93584 (ScrollFixture *fixture, gconstpointer test_data) { int row, i; GtkTreeStore *store; GtkTreePath *path; g_test_bug ("93584"); /* Mimic state as in original test case */ g_signal_connect (G_OBJECT (fixture->tree_view), "realize", G_CALLBACK (gtk_tree_view_expand_all), NULL); gtk_widget_show_all (fixture->window); store = GTK_TREE_STORE (gtk_tree_view_get_model (GTK_TREE_VIEW (fixture->tree_view))); /* Add 150 rows */ for (i = 0; i < 150; i++) { GtkTreeIter iter; gtk_tree_store_append (store, &iter, NULL); gtk_tree_store_set (store, &iter, 0, "Row", -1); } row = gtk_tree_model_iter_n_children (GTK_TREE_MODEL (store), NULL); row -= 20; path = gtk_tree_path_new_from_indices (row, -1); scroll (fixture, path, TRUE, 0.5); gtk_tree_path_free (path); } /* GNOME bugzilla bug 111500. Expand a row and immediately scroll * to its first child. Make sure that expansion happens in currently * invisible area. */ static void test_bug111500 (ScrollFixture *fixture, gconstpointer test_data) { int i, len; GtkTreeStore *store; GtkTreeIter parent; GtkTreePath *path; g_test_bug ("111500"); gtk_widget_show_all (fixture->window); /* Make sure all events have been processed and the window * is visible. */ while (gtk_events_pending ()) gtk_main_iteration (); /* Further prepare model */ store = GTK_TREE_STORE (gtk_tree_view_get_model (GTK_TREE_VIEW (fixture->tree_view))); for (i = 0; i < 15; i++) { GtkTreeIter iter; gtk_tree_store_append (store, &iter, NULL); gtk_tree_store_set (store, &iter, 0, "Other node", -1); } len = gtk_tree_model_iter_n_children (GTK_TREE_MODEL (store), NULL); gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (store), &parent, NULL, len - 1); for (i = 0; i < 5; i++) { GtkTreeIter iter; gtk_tree_store_append (store, &iter, &parent); gtk_tree_store_set (store, &iter, 0, "Row", -1); } path = gtk_tree_path_new_from_indices (len - 1, -1); gtk_tree_view_expand_row (GTK_TREE_VIEW (fixture->tree_view), path, FALSE); gtk_tree_path_down (path); scroll (fixture, path, TRUE, 0.5); gtk_tree_path_free (path); } static void test_bug111500_mixed (ScrollFixture *fixture, gconstpointer test_data) { int i, len; GtkTreeStore *store; GtkTreeIter parent; GtkTreePath *path; g_test_bug ("111500"); gtk_widget_show_all (fixture->window); /* Make sure all events have been processed and the window * is visible. */ while (gtk_events_pending ()) gtk_main_iteration (); /* Further prepare model */ store = GTK_TREE_STORE (gtk_tree_view_get_model (GTK_TREE_VIEW (fixture->tree_view))); for (i = 0; i < 15; i++) { GtkTreeIter iter; gtk_tree_store_append (store, &iter, NULL); if (i % 2 == 0) gtk_tree_store_set (store, &iter, 0, "Other node", -1); else gtk_tree_store_set (store, &iter, 0, "Other\nnode", -1); } len = gtk_tree_model_iter_n_children (GTK_TREE_MODEL (store), NULL); gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (store), &parent, NULL, len - 1); for (i = 0; i < 5; i++) { GtkTreeIter iter; gtk_tree_store_append (store, &iter, &parent); if (i % 2 != 0) gtk_tree_store_set (store, &iter, 0, "Row", -1); else gtk_tree_store_set (store, &iter, 0, "Row\nRow", -1); } path = gtk_tree_path_new_from_indices (len - 1, -1); gtk_tree_view_expand_row (GTK_TREE_VIEW (fixture->tree_view), path, FALSE); gtk_tree_path_down (path); scroll (fixture, path, TRUE, 0.5); gtk_tree_path_free (path); } /* Test for GNOME bugzilla bug 163214. Invalidate a couple of rows, * then scroll to one of these. */ static void test_bug163214 (ScrollFixture *fixture, gconstpointer test_data) { int i; GtkListStore *store; GtkTreePath *path; g_test_bug ("163214"); gtk_widget_show_all (fixture->window); /* Make sure all events have been processed and the window * is visible. */ while (gtk_events_pending ()) gtk_main_iteration (); store = GTK_LIST_STORE (gtk_tree_view_get_model (GTK_TREE_VIEW (fixture->tree_view))); /* Invalidate a page of rows */ for (i = 100; i < 110; i++) { GtkTreeIter iter; gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (store), &iter, NULL, i); gtk_list_store_set (store, &iter, 0, "Row", -1); } /* Then scroll to that page. */ path = gtk_tree_path_new_from_indices (105, -1); scroll (fixture, path, TRUE, 0.5); gtk_tree_path_free (path); /* Make sure all events have been processed and the window * is visible. */ while (gtk_events_pending ()) gtk_main_iteration (); store = GTK_LIST_STORE (gtk_tree_view_get_model (GTK_TREE_VIEW (fixture->tree_view))); /* Invalidate a page of rows */ for (i = 300; i < 310; i++) { GtkTreeIter iter; gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (store), &iter, NULL, i); gtk_list_store_set (store, &iter, 0, "Row", -1); } /* Then scroll to the first row */ path = gtk_tree_path_new_from_indices (0, -1); scroll (fixture, path, TRUE, 0.5); gtk_tree_path_free (path); } /* Infrastructure for automatically adding tests */ enum { BEFORE, AFTER, BOTH }; static const char * test_type_string (int test_type) { switch (test_type) { case BEFORE: return "before-realize"; case AFTER: return "after-realize"; case BOTH: return "both"; } return "???"; } static char * align_string (gboolean use_align, gdouble row_align) { char *ret; if (!use_align) return g_strdup ("no-align"); ret = g_strdup_printf ("align-%1.1f", row_align); return ret; } static void add_test (const char *path, gboolean mixed, int test_type, gboolean use_align, gdouble row_align, void (* setup) (ScrollFixture *, gconstpointer), void (* scroll_func) (ScrollFixture *, gconstpointer)) { gchar *test_path; gchar *align; align = align_string (use_align, row_align); test_path = g_strdup_printf ("/TreeView/scrolling/%s/%s-height/path-%s-%s", test_type_string (test_type), mixed ? "mixed" : "constant", path, align); g_free (align); g_test_add (test_path, ScrollFixture, path, setup, scroll_func, scroll_fixture_teardown); g_free (test_path); } static void add_tests (gboolean mixed, int test_type, gboolean use_align, gdouble row_align, void (*scroll_func) (ScrollFixture *, gconstpointer)) { void (* setup) (ScrollFixture *, gconstpointer); if (mixed) setup = scroll_fixture_mixed_setup; else setup = scroll_fixture_constant_setup; add_test ("0", mixed, test_type, use_align, row_align, setup, scroll_func); add_test ("2", mixed, test_type, use_align, row_align, setup, scroll_func); add_test ("5", mixed, test_type, use_align, row_align, setup, scroll_func); /* We scroll to 8 to test a partial visible row. The 8 is * based on my font setting of "Vera Sans 11" and * the separators set to 0. (This should be made dynamic; FIXME). */ add_test ("8", mixed, test_type, use_align, row_align, setup, scroll_func); add_test ("10", mixed, test_type, use_align, row_align, setup, scroll_func); add_test ("250", mixed, test_type, use_align, row_align, setup, scroll_func); add_test ("500", mixed, test_type, use_align, row_align, setup, scroll_func); add_test ("750", mixed, test_type, use_align, row_align, setup, scroll_func); add_test ("990", mixed, test_type, use_align, row_align, setup, scroll_func); add_test ("991", mixed, test_type, use_align, row_align, setup, scroll_func); add_test ("995", mixed, test_type, use_align, row_align, setup, scroll_func); add_test ("997", mixed, test_type, use_align, row_align, setup, scroll_func); add_test ("999", mixed, test_type, use_align, row_align, setup, scroll_func); } int main (int argc, char **argv) { gtk_test_init (&argc, &argv); /* Scrolls before realization */ add_tests (FALSE, BEFORE, FALSE, 0.0, scroll_no_align); if (g_test_thorough ()) add_tests (TRUE, BEFORE, FALSE, 0.0, scroll_no_align); add_tests (FALSE, BEFORE, TRUE, 0.0, scroll_align_0_0); if (g_test_thorough ()) add_tests (TRUE, BEFORE, TRUE, 0.0, scroll_align_0_0); add_tests (FALSE, BEFORE, TRUE, 0.5, scroll_align_0_5); if (g_test_thorough ()) add_tests (TRUE, BEFORE, TRUE, 0.5, scroll_align_0_5); add_tests (FALSE, BEFORE, TRUE, 1.0, scroll_align_1_0); if (g_test_thorough ()) add_tests (TRUE, BEFORE, TRUE, 1.0, scroll_align_1_0); /* Scrolls after realization */ add_tests (FALSE, AFTER, FALSE, 0.0, scroll_after_no_align); if (g_test_thorough ()) add_tests (TRUE, AFTER, FALSE, 0.0, scroll_after_no_align); add_tests (FALSE, AFTER, TRUE, 0.0, scroll_after_align_0_0); if (g_test_thorough ()) add_tests (TRUE, AFTER, TRUE, 0.0, scroll_after_align_0_0); add_tests (FALSE, AFTER, TRUE, 0.5, scroll_after_align_0_5); if (g_test_thorough ()) add_tests (TRUE, AFTER, TRUE, 0.5, scroll_after_align_0_5); add_tests (FALSE, AFTER, TRUE, 1.0, scroll_after_align_1_0); if (g_test_thorough ()) add_tests (TRUE, AFTER, TRUE, 1.0, scroll_after_align_1_0); /* Scroll to end before realization, to a real position after */ if (g_test_thorough ()) { add_tests (FALSE, BOTH, FALSE, 0.0, scroll_both_no_align); add_tests (TRUE, BOTH, FALSE, 0.0, scroll_both_no_align); add_tests (FALSE, BOTH, TRUE, 0.0, scroll_both_align_0_0); add_tests (TRUE, BOTH, TRUE, 0.0, scroll_both_align_0_0); add_tests (FALSE, BOTH, TRUE, 0.5, scroll_both_align_0_5); add_tests (TRUE, BOTH, TRUE, 0.5, scroll_both_align_0_5); add_tests (FALSE, BOTH, TRUE, 1.0, scroll_both_align_1_0); add_tests (TRUE, BOTH, TRUE, 1.0, scroll_both_align_1_0); } /* Test different alignments in view with single row */ g_test_add ("/TreeView/scrolling/single-row/no-align", ScrollFixture, "0", scroll_fixture_single_setup, scroll_no_align, scroll_fixture_teardown); g_test_add ("/TreeView/scrolling/single-row/align-0.0", ScrollFixture, "0", scroll_fixture_single_setup, scroll_align_0_0, scroll_fixture_teardown); g_test_add ("/TreeView/scrolling/single-row/align-0.5", ScrollFixture, "0", scroll_fixture_single_setup, scroll_align_0_5, scroll_fixture_teardown); g_test_add ("/TreeView/scrolling/single-row/align-1.0", ScrollFixture, "0", scroll_fixture_single_setup, scroll_align_1_0, scroll_fixture_teardown); /* Test scrolling in a very large model; also very slow */ if (g_test_slow ()) { g_test_add ("/TreeView/scrolling/large-model/constant-height/middle-no-align", ScrollFixture, "50000", scroll_fixture_constant_big_setup, scroll_no_align, scroll_fixture_teardown); g_test_add ("/TreeView/scrolling/large-model/constant-height/end-no-align", ScrollFixture, "99999", scroll_fixture_constant_big_setup, scroll_no_align, scroll_fixture_teardown); g_test_add ("/TreeView/scrolling/large-model/mixed-height/middle-no-align", ScrollFixture, "50000", scroll_fixture_mixed_big_setup, scroll_no_align, scroll_fixture_teardown); g_test_add ("/TreeView/scrolling/large-model/mixed-height/end-no-align", ScrollFixture, "99999", scroll_fixture_mixed_big_setup, scroll_no_align, scroll_fixture_teardown); } /* Test scrolling to a newly created row */ g_test_add ("/TreeView/scrolling/new-row/path-0", ScrollFixture, GINT_TO_POINTER (0), scroll_fixture_constant_setup, scroll_new_row, scroll_fixture_teardown); g_test_add ("/TreeView/scrolling/new-row/path-4", ScrollFixture, GINT_TO_POINTER (4), scroll_fixture_constant_setup, scroll_new_row, scroll_fixture_teardown); /* We scroll to 8 to test a partial visible row. The 8 is * based on my font setting of "Vera Sans 11" and * the separators set to 0. (This should be made dynamic; FIXME). */ g_test_add ("/TreeView/scrolling/new-row/path-8", ScrollFixture, GINT_TO_POINTER (8), scroll_fixture_constant_setup, scroll_new_row, scroll_fixture_teardown); g_test_add ("/TreeView/scrolling/new-row/path-500", ScrollFixture, GINT_TO_POINTER (500), scroll_fixture_constant_setup, scroll_new_row, scroll_fixture_teardown); g_test_add ("/TreeView/scrolling/new-row/path-999", ScrollFixture, GINT_TO_POINTER (999), scroll_fixture_constant_setup, scroll_new_row, scroll_fixture_teardown); g_test_add ("/TreeView/scrolling/new-row/tree", ScrollFixture, NULL, scroll_fixture_tree_setup, scroll_new_row_tree, scroll_fixture_teardown); /* Test scrolling to a newly created row, in a mixed height model */ g_test_add ("/TreeView/scrolling/new-row-mixed/path-0", ScrollFixture, GINT_TO_POINTER (0), scroll_fixture_mixed_setup, scroll_new_row, scroll_fixture_teardown); g_test_add ("/TreeView/scrolling/new-row-mixed/path-3", ScrollFixture, GINT_TO_POINTER (3), scroll_fixture_mixed_setup, scroll_new_row, scroll_fixture_teardown); /* We scroll to 8 to test a partial visible row. The 8 is * based on my font setting of "Vera Sans 11" and * the separators set to 0. (This should be made dynamic; FIXME). */ g_test_add ("/TreeView/scrolling/new-row-mixed/path-5", ScrollFixture, GINT_TO_POINTER (5), scroll_fixture_mixed_setup, scroll_new_row, scroll_fixture_teardown); g_test_add ("/TreeView/scrolling/new-row-mixed/path-500", ScrollFixture, GINT_TO_POINTER (500), scroll_fixture_mixed_setup, scroll_new_row, scroll_fixture_teardown); g_test_add ("/TreeView/scrolling/new-row-mixed/path-999", ScrollFixture, GINT_TO_POINTER (999), scroll_fixture_mixed_setup, scroll_new_row, scroll_fixture_teardown); g_test_add ("/TreeView/scrolling/new-row-mixed/tree", ScrollFixture, NULL, scroll_fixture_mixed_tree_setup, scroll_new_row_tree, scroll_fixture_teardown); /* Misc. tests */ g_test_add ("/TreeView/scrolling/specific/bug-316689", ScrollFixture, NULL, scroll_fixture_constant_setup, test_bug316689, scroll_fixture_teardown); g_test_add_func ("/TreeView/scrolling/specific/bug-359231", test_bug359231); g_test_add ("/TreeView/scrolling/specific/bug-93584", ScrollFixture, NULL, scroll_fixture_tree_setup, test_bug93584, scroll_fixture_teardown); g_test_add ("/TreeView/scrolling/specific/bug-111500", ScrollFixture, NULL, scroll_fixture_tree_setup, test_bug111500, scroll_fixture_teardown); g_test_add ("/TreeView/scrolling/specific/bug-111500-mixed", ScrollFixture, NULL, scroll_fixture_mixed_tree_setup, test_bug111500_mixed, scroll_fixture_teardown); g_test_add ("/TreeView/scrolling/specific/bug-163214", ScrollFixture, NULL, scroll_fixture_constant_setup, test_bug163214, scroll_fixture_teardown); return g_test_run (); }