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e409b5ae5e
* glib/gnode.c (g_node_traverse): Implement G_LEVEL_ORDER correctly.
* tests/node-test.c: Add a testcase for G_LEVEL_ORDER implementation.
* glib/tmpl/trees-nary.sgml: Document G_LEVEL_ORDER better.
224 lines
6.6 KiB
C
224 lines
6.6 KiB
C
/* GLIB - Library of useful routines for C programming
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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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, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/*
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* Modified by the GLib Team and others 1997-2000. See the AUTHORS
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* file for a list of people on the GLib Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GLib at ftp://ftp.gtk.org/pub/gtk/.
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*/
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#undef G_DISABLE_ASSERT
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#undef G_LOG_DOMAIN
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#include "glib.h"
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int array[10000];
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gboolean failed = FALSE;
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#define TEST(m,cond) G_STMT_START { failed = !(cond); \
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if (failed) \
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{ if (!m) \
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g_print ("\n(%s:%d) failed for: %s\n", __FILE__, __LINE__, ( # cond )); \
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else \
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g_print ("\n(%s:%d) failed for: %s: (%s)\n", __FILE__, __LINE__, ( # cond ), (gchar*)m); \
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exit(1); \
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} \
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} G_STMT_END
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#define C2P(c) ((gpointer) ((long) (c)))
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#define P2C(p) ((gchar) ((long) (p)))
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#define GLIB_TEST_STRING "el dorado "
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#define GLIB_TEST_STRING_5 "el do"
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typedef struct {
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guint age;
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gchar name[40];
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} GlibTestInfo;
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static gboolean
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node_build_string (GNode *node,
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gpointer data)
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{
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gchar **p = data;
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gchar *string;
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gchar c[2] = "_";
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c[0] = P2C (node->data);
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string = g_strconcat (*p ? *p : "", c, NULL);
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g_free (*p);
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*p = string;
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return FALSE;
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}
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static void
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g_node_test (void)
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{
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GNode *root;
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GNode *node;
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GNode *node_B;
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GNode *node_D;
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GNode *node_F;
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GNode *node_G;
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GNode *node_J;
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guint i;
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gchar *tstring;
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failed = FALSE;
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root = g_node_new (C2P ('A'));
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TEST (NULL, g_node_depth (root) == 1 && g_node_max_height (root) == 1);
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node_B = g_node_new (C2P ('B'));
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g_node_append (root, node_B);
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TEST (NULL, root->children == node_B);
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g_node_append_data (node_B, C2P ('E'));
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g_node_prepend_data (node_B, C2P ('C'));
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node_D = g_node_new (C2P ('D'));
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g_node_insert (node_B, 1, node_D);
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node_F = g_node_new (C2P ('F'));
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g_node_append (root, node_F);
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TEST (NULL, root->children->next == node_F);
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node_G = g_node_new (C2P ('G'));
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g_node_append (node_F, node_G);
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node_J = g_node_new (C2P ('J'));
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g_node_prepend (node_G, node_J);
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g_node_insert (node_G, 42, g_node_new (C2P ('K')));
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g_node_insert_data (node_G, 0, C2P ('H'));
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g_node_insert (node_G, 1, g_node_new (C2P ('I')));
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TEST (NULL, g_node_depth (root) == 1);
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TEST (NULL, g_node_max_height (root) == 4);
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TEST (NULL, g_node_depth (node_G->children->next) == 4);
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TEST (NULL, g_node_n_nodes (root, G_TRAVERSE_LEAFS) == 7);
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TEST (NULL, g_node_n_nodes (root, G_TRAVERSE_NON_LEAFS) == 4);
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TEST (NULL, g_node_n_nodes (root, G_TRAVERSE_ALL) == 11);
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TEST (NULL, g_node_max_height (node_F) == 3);
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TEST (NULL, g_node_n_children (node_G) == 4);
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TEST (NULL, g_node_find_child (root, G_TRAVERSE_ALL, C2P ('F')) == node_F);
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TEST (NULL, g_node_find (root, G_LEVEL_ORDER, G_TRAVERSE_NON_LEAFS, C2P ('I')) == NULL);
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TEST (NULL, g_node_find (root, G_IN_ORDER, G_TRAVERSE_LEAFS, C2P ('J')) == node_J);
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for (i = 0; i < g_node_n_children (node_B); i++)
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{
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node = g_node_nth_child (node_B, i);
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TEST (NULL, P2C (node->data) == ('C' + i));
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}
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for (i = 0; i < g_node_n_children (node_G); i++)
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TEST (NULL, g_node_child_position (node_G, g_node_nth_child (node_G, i)) == i);
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/* we have built: A
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* / \
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* B F
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* / | \ \
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* C D E G
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* / /\ \
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* H I J K
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*
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* for in-order traversal, 'G' is considered to be the "left"
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* child of 'F', which will cause 'F' to be the last node visited.
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*/
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tstring = NULL;
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g_node_traverse (root, G_PRE_ORDER, G_TRAVERSE_ALL, -1, node_build_string, &tstring);
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TEST (tstring, strcmp (tstring, "ABCDEFGHIJK") == 0);
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g_free (tstring); tstring = NULL;
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g_node_traverse (root, G_POST_ORDER, G_TRAVERSE_ALL, -1, node_build_string, &tstring);
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TEST (tstring, strcmp (tstring, "CDEBHIJKGFA") == 0);
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g_free (tstring); tstring = NULL;
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g_node_traverse (root, G_IN_ORDER, G_TRAVERSE_ALL, -1, node_build_string, &tstring);
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TEST (tstring, strcmp (tstring, "CBDEAHGIJKF") == 0);
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g_free (tstring); tstring = NULL;
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g_node_traverse (root, G_LEVEL_ORDER, G_TRAVERSE_ALL, -1, node_build_string, &tstring);
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TEST (tstring, strcmp (tstring, "ABFCDEGHIJK") == 0);
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g_free (tstring); tstring = NULL;
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g_node_traverse (root, G_LEVEL_ORDER, G_TRAVERSE_LEAFS, -1, node_build_string, &tstring);
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TEST (tstring, strcmp (tstring, "CDEHIJK") == 0);
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g_free (tstring); tstring = NULL;
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g_node_traverse (root, G_PRE_ORDER, G_TRAVERSE_NON_LEAFS, -1, node_build_string, &tstring);
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TEST (tstring, strcmp (tstring, "ABFG") == 0);
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g_free (tstring); tstring = NULL;
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g_node_reverse_children (node_B);
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g_node_reverse_children (node_G);
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g_node_traverse (root, G_LEVEL_ORDER, G_TRAVERSE_ALL, -1, node_build_string, &tstring);
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TEST (tstring, strcmp (tstring, "ABFEDCGKJIH") == 0);
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g_free (tstring); tstring = NULL;
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g_node_append (node_D, g_node_new (C2P ('L')));
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g_node_append (node_D, g_node_new (C2P ('M')));
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g_node_traverse (root, G_LEVEL_ORDER, G_TRAVERSE_ALL, -1, node_build_string, &tstring);
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TEST (tstring, strcmp (tstring, "ABFEDCGLMKJIH") == 0);
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g_free (tstring); tstring = NULL;
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g_node_destroy (root);
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/* allocation tests */
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root = g_node_new (NULL);
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node = root;
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for (i = 0; i < 2048; i++)
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{
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g_node_append (node, g_node_new (NULL));
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if ((i%5) == 4)
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node = node->children->next;
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}
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TEST (NULL, g_node_max_height (root) > 100);
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TEST (NULL, g_node_n_nodes (root, G_TRAVERSE_ALL) == 1 + 2048);
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g_node_destroy (root);
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if (failed)
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exit(1);
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}
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int
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main (int argc,
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char *argv[])
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{
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g_node_test ();
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return 0;
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}
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