LUMIERA.clone/tests/library/test-slist.c
Anton Yakovlev 87e528bd58 Cyclic L1-list. Implements almost the same set of operations as for L2-list
(except those, which reverse enumeration of elements).
2009-06-03 18:12:35 +04:00

349 lines
9.7 KiB
C

/*
* test-slist.c - test the linked list lib
*
* Copyright (C) Lumiera.org
* 2009 Anton Yakovlev <just.yakovlev@gmail.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "lib/slist.h"
#include "tests/test.h"
#include <sys/time.h>
typedef struct item {
int key;
slist list;
} item_t;
int cmp( const_SList a, const_SList b ) {
item_t* x = SLIST_TO_STRUCTP( a, item_t, list );
item_t* y = SLIST_TO_STRUCTP( b, item_t, list );
if ( x -> key < y -> key ) {
return -1;
}
if ( x -> key > y -> key ) {
return +1;
}
return 0;
}
TESTS_BEGIN
/*
* 1. Basic:
* SLIST_AUTO( name )
* void slist_init( SList list )
* int slist_is_empty( const_SList list )
* int slist_is_single( const_SList list )
* int slist_is_head( const_SList list, const_SList head )
* int slist_is_end( const_SList list, const_SList end )
* int slist_is_member( const_SList list, const_SList member )
* int slist_is_before_after( const_SList list, const_SList before, const_SList after )
*/
TEST( "basic" ) {
SLIST_AUTO( listX );
slist listY;
SLIST_AUTO( nodeA );
SLIST_AUTO( nodeB );
printf( "%d\n", slist_is_end( &listX, &listX ) );
slist_init( &listY );
printf( "%d\n", slist_is_empty( &listY ) );
slist_insert( &listX, &nodeA );
printf( "%d\n", slist_is_empty( &listX ) );
printf( "%d\n", slist_is_single( &listX ) );
printf( "%d\n", slist_is_head( &listX, &nodeA ) );
printf( "%d\n", slist_is_end( &listX, &nodeA ) );
printf( "%d\n", slist_is_member( &listX, &nodeA ) );
printf( "%d\n", slist_is_member( &listX, &nodeB ) );
slist_insert( &nodeA, &nodeB );
printf( "%d\n", slist_is_empty( &listX ) );
printf( "%d\n", slist_is_single( &listX ) );
printf( "%d\n", slist_is_head( &listX, &nodeB ) );
printf( "%d\n", slist_is_end( &listX, &nodeB ) );
printf( "%d\n", slist_is_member( &listX, &nodeB ) );
printf( "%d\n", slist_is_before_after( &listX, &nodeA, &nodeB ) );
printf( "%d\n", slist_is_before_after( &listX, &nodeB, &nodeA ) );
}
/*
* 2. Insert/delete:
* slist_insert_head( list, element )
* SList slist_insert( SList head, SList node )
* SList slist_insert_list( SList xnode, SList ylist )
* SList slist_insert_range( SList node, SList start, SList end )
* SList slist_unlink( SList list, SList node )
*/
TEST( "insert_delete" ) {
SLIST_AUTO( listX );
SLIST_AUTO( nodeA );
SLIST_AUTO( nodeB );
SLIST_AUTO( nodeC );
slist_insert_head( &listX, &nodeA );
slist_insert( &nodeA, &nodeB );
slist_insert( &nodeB, &nodeC );
printf( "%d\n", slist_next( &listX ) == &nodeA );
printf( "%d\n", slist_next( &nodeA ) == &nodeB );
printf( "%d\n", slist_next( &nodeB ) == &nodeC );
printf( "%d\n", slist_next( &nodeC ) == &listX );
slist_unlink( &listX, &nodeA );
printf( "%d\n", slist_next( &listX ) == &nodeB );
slist_insert( &listX, &nodeA );
printf( "%d\n", slist_next( &listX ) == &nodeA );
SLIST_AUTO( listY );
slist_insert_list( &listY, &listX );
printf( "%d\n", slist_is_empty( &listX ) );
printf( "%d\n", slist_next( &listY ) == &nodeA );
printf( "%d\n", slist_next( &nodeA ) == &nodeB );
printf( "%d\n", slist_next( &nodeB ) == &nodeC );
printf( "%d\n", slist_next( &nodeC ) == &listY );
slist_insert_range( &listX, &nodeA, &nodeB );
printf( "%d\n", slist_next( &listX ) == &nodeA );
printf( "%d\n", slist_next( &nodeA ) == &nodeB );
printf( "%d\n", slist_next( &nodeB ) == &listX );
printf( "%d\n", slist_is_single( &listY ) );
printf( "%d\n", slist_next( &listY ) == &nodeC );
printf( "%d\n", slist_next( &nodeC ) == &listY );
}
/*
* 3. Movements:
* slist_head()
* SList slist_next( const_SList node )
* SList slist_prev( SList list, SList node )
* SList slist_advance( SList list, SList node )
* void slist_forward( SList_ref node )
*/
TEST( "movement" ) {
SLIST_AUTO( listX );
SLIST_AUTO( nodeA );
SLIST_AUTO( nodeB );
SLIST_AUTO( nodeC );
slist_insert_head( &listX, &nodeA );
slist_insert( &nodeA, &nodeB );
slist_insert( &nodeB, &nodeC );
printf( "%d\n", slist_next( &listX ) == &nodeA );
printf( "%d\n", slist_next( &nodeA ) == &nodeB );
printf( "%d\n", slist_next( &nodeB ) == &nodeC );
printf( "%d\n", slist_next( &nodeC ) == &listX );
printf( "%d\n", slist_prev( &listX, &listX ) == &nodeC );
printf( "%d\n", slist_prev( &listX, &nodeC ) == &nodeB );
printf( "%d\n", slist_prev( &listX, &nodeB ) == &nodeA );
printf( "%d\n", slist_prev( &listX, &nodeA ) == &listX );
slist_advance( &listX, &nodeA );
printf( "%d\n", slist_next( &listX ) == &nodeB );
printf( "%d\n", slist_next( &nodeB ) == &nodeA );
printf( "%d\n", slist_next( &nodeA ) == &nodeC );
printf( "%d\n", slist_next( &nodeC ) == &listX );
SList node = &listX;
slist_forward( &node );
printf( "%d\n", node == &nodeB );
}
/*
* 4. Enumerations:
* SLIST_TO_STRUCTP( list, type, member )
* SLIST_FOREACH( list, node )
* SLIST_FORRANGE( start, end, node )
* SLIST_WHILE_HEAD( list, head )
*/
TEST( "enumerations" ) {
SLIST_AUTO( list );
item_t nodeA = { 'A', { NULL } };
item_t nodeB = { 'B', { NULL } };
item_t nodeC = { 'C', { NULL } };
item_t nodeD = { 'D', { NULL } };
slist_init( &nodeA.list );
slist_init( &nodeB.list );
slist_init( &nodeC.list );
slist_init( &nodeD.list );
slist_insert( &list, &nodeA.list );
slist_insert( &nodeA.list, &nodeB.list );
slist_insert( &nodeB.list, &nodeC.list );
slist_insert( &nodeC.list, &nodeD.list );
SLIST_FOREACH ( &list, node ) {
item_t* item = ( item_t* ) SLIST_TO_STRUCTP( node, item_t, list );
printf( "%c ", item -> key );
}
printf( ".\n" );
printf( "---\n" );
SLIST_FORRANGE ( &nodeB.list, &nodeD.list, node ) {
item_t* item = ( item_t* ) SLIST_TO_STRUCTP( node, item_t, list );
printf( "%c ", item -> key );
}
printf( ".\n" );
printf( "---\n" );
SLIST_WHILE_HEAD ( &list, head ) {
item_t* item = ( item_t* ) SLIST_TO_STRUCTP( head, item_t, list );
printf( "%c ", item -> key );
slist_unlink( &list, head );
}
printf( ".\n" );
printf( "%d\n", slist_is_empty( &list ) );
}
/*
* 5. Counting:
* unsigned slist_count( const_SList list )
* SList slist_get_nth( SList list, int n )
* SList slist_get_nth_stop( SList list, int n, const_SList stop )
*/
TEST( "count" ) {
SLIST_AUTO( list );
SLIST_AUTO( nodeA );
SLIST_AUTO( nodeB );
SLIST_AUTO( nodeC );
slist_insert( &list, &nodeA );
slist_insert( &nodeA, &nodeB );
slist_insert( &nodeB, &nodeC );
printf( "%u\n", slist_count( &list ) );
printf( "%d\n", slist_get_nth( &list, 3 ) == &nodeC );
printf( "%d\n", slist_get_nth_stop( &list, 3, &nodeC ) == NULL );
}
/*
* 6. Sort:
* SList slist_sort( SList list, slist_cmpfn cmp )
*/
TEST( "sort" ) {
srand( time( NULL ) );
SLIST_AUTO( list );
unsigned int n = 1000000;
item_t* items;
if ( ( items = ( item_t* ) malloc( sizeof( item_t ) * n ) ) == NULL ) {
return 1; // ERROR: not enough memory
}
for ( unsigned int i = 0; i < n; i++ ) {
items[ i ].key = rand();
slist_init( &items[ i ].list );
slist_insert( &list, &items[ i ].list );
}
slist_sort( &list, cmp );
int is_first_cmp = 1;
int prev_key = 0;
SLIST_FOREACH ( &list, x ) {
item_t* item = SLIST_TO_STRUCTP( x, item_t, list );
if ( is_first_cmp ) {
is_first_cmp = 0;
} else if ( prev_key > item -> key ) {
return 2; // ERROR: wrong order of elements
}
prev_key = item -> key;
}
free( items );
return 0;
}
/*
* 7. Search:
* SList slist_find( const_SList list, const_SList pattern, slist_cmpfn cmp )
* SList slist_ufind( SList list, const_SList pattern, slist_cmpfn cmp )
* SList slist_sfind( const_SList list, const_SList pattern, slist_cmpfn cmp )
*/
TEST( "search" ) {
SLIST_AUTO( list );
item_t nodeA = { 'A', { NULL } };
item_t nodeB = { 'B', { NULL } };
item_t nodeC = { 'C', { NULL } };
item_t nodeD = { 'D', { NULL } };
item_t nodeX = { '?', { NULL } };
slist_init( &nodeA.list );
slist_init( &nodeB.list );
slist_init( &nodeC.list );
slist_init( &nodeD.list );
slist_insert( &list, &nodeA.list );
slist_insert( &nodeA.list, &nodeB.list );
slist_insert( &nodeB.list, &nodeC.list );
slist_insert( &nodeC.list, &nodeD.list );
nodeX.key = 'C';
printf( "%d\n", slist_find( &list, &nodeX.list, cmp ) == &nodeC.list );
printf( "%d\n", slist_ufind( &list, &nodeX.list, cmp ) == &nodeC.list );
printf( "%d\n", slist_next( &nodeC.list ) == &nodeA.list );
nodeX.key = 'A';
printf( "%d\n", slist_sfind( &list, &nodeX.list, cmp ) == NULL );
}
TESTS_END