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/**********************************************************************
*
* PostGIS - Spatial Types for PostgreSQL
* http://postgis.net
*
* Copyright (C) 2011 Sandro Santilli <strk@kbt.io>
*
* This is free software; you can redistribute and/or modify it under
* the terms of the GNU General Public Licence. See the COPYING file.
*
**********************************************************************/
#include "CUnit/Basic.h"
#include "cu_tester.h"
#include "liblwgeom.h"
#include "liblwgeom_internal.h"
#include "../lwgeom_geos.h"
static void test_lwgeom_node(void)
{
LWGEOM *in, *out;
const char *wkt;
char *tmp;
/* Because i don't trust that much prior tests... ;) */
cu_error_msg_reset();
wkt = "LINESTRING(0 0,5 5, 10 0)";
in = lwgeom_from_wkt(wkt, LW_PARSER_CHECK_NONE);
out = lwgeom_node(in);
/* printf("%s\n", lwgeom_to_ewkt(out)); */
CU_ASSERT_FATAL(out != NULL);
CU_ASSERT(lwgeom_same(in, out));
lwgeom_free(out); lwgeom_free(in);
wkt = "MULTILINESTRING((0 0,0 5),(10 0, -10 5))";
in = lwgeom_from_wkt(wkt, LW_PARSER_CHECK_NONE);
out = lwgeom_node(in);
CU_ASSERT_FATAL(out != NULL);
tmp = lwgeom_to_ewkt(out);
ASSERT_STRING_EQUAL(tmp, "MULTILINESTRING((0 2.5,-10 5),(0 0,0 2.5),(0 2.5,0 5),(10 0,0 2.5))");
lwfree(tmp); lwgeom_free(out); lwgeom_free(in);
wkt = "MULTILINESTRING((0 0,5 5,10 0, 11 0, 20 0),(10 0, 12 0, 22 0))";
in = lwgeom_from_wkt(wkt, LW_PARSER_CHECK_NONE);
out = lwgeom_node(in);
CU_ASSERT_FATAL(out != NULL);
tmp = lwgeom_to_ewkt(out);
/* printf("%s\n", tmp); */
ASSERT_STRING_EQUAL(tmp, "MULTILINESTRING((0 0,5 5,10 0),(10 0,11 0,12 0,20 0),(20 0,22 0))");
lwfree(tmp); lwgeom_free(out); lwgeom_free(in);
wkt = "MULTILINESTRING((0 0,5 5,10 0, 11 0, 20 0),(22 0, 12 0, 10 0),(0 5, 5 0))";
in = lwgeom_from_wkt(wkt, LW_PARSER_CHECK_NONE);
out = lwgeom_node(in);
CU_ASSERT_FATAL(out != NULL);
tmp = lwgeom_to_ewkt(out);
/* printf("%s\n", tmp); */
ASSERT_STRING_EQUAL(tmp,
"MULTILINESTRING((0 0,2.5 2.5),(0 5,2.5 2.5),(2.5 2.5,5 5,10 0),(10 0,11 0,12 0,20 0),(20 0,22 0),(2.5 2.5,5 0))"
);
lwfree(tmp); lwgeom_free(out); lwgeom_free(in);
/* See https://trac.osgeo.org/postgis/ticket/5685 */
wkt = "LINESTRING(0 0,0 0)";
in = lwgeom_from_wkt(wkt, LW_PARSER_CHECK_NONE);
out = lwgeom_node(in);
/* printf("%s\n", lwgeom_to_ewkt(out)); */
CU_ASSERT_FATAL(out != NULL);
ASSERT_LWGEOM_EQUAL(in, out);
lwgeom_free(out); lwgeom_free(in);
}
static int
clean_geos_node_suite(void)
{
finishGEOS();
return 0;
}
/*
** Used by test harness to register the tests in this file.
*/
void node_suite_setup(void);
void node_suite_setup(void)
{
CU_pSuite suite = CU_add_suite("noding", NULL, clean_geos_node_suite);
PG_ADD_TEST(suite, test_lwgeom_node);
}
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