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59 lines
1.5 KiB
C
59 lines
1.5 KiB
C
/**********************************************************************
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*
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* PostGIS - Spatial Types for PostgreSQL
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* http://postgis.refractions.net
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*
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* Copyright (C) 2012 Sandro Santilli <strk@keybit.net>
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*
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* This is free software; you can redistribute and/or modify it under
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* the terms of the GNU General Public Licence. See the COPYING file.
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*
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**********************************************************************/
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#include "CUnit/Basic.h"
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#include "cu_tester.h"
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#include "liblwgeom.h"
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#include "liblwgeom_internal.h"
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static void test_lwgeom_delaunay_triangulation(void)
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{
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#if POSTGIS_GEOS_VERSION >= 34
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LWGEOM *in, *tmp, *out;
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char *wkt, *exp_wkt;
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/* Because i don't trust that much prior tests... ;) */
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cu_error_msg_reset();
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in = lwgeom_from_wkt("MULTIPOINT(10 0, 20 0, 5 5)", LW_PARSER_CHECK_NONE);
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tmp = lwgeom_delaunay_triangulation(in, 0, 0);
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lwgeom_free(in);
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out = lwgeom_normalize(tmp);
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lwgeom_free(tmp);
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wkt = lwgeom_to_ewkt(out);
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lwgeom_free(out);
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exp_wkt = "GEOMETRYCOLLECTION(POLYGON((5 5,20 0,10 0,5 5)))";
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if ( strcmp(wkt, exp_wkt) )
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{
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fprintf(stderr, "\nExp: %s\nObt: %s\n", exp_wkt, wkt);
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}
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CU_ASSERT_STRING_EQUAL(wkt, exp_wkt);
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lwfree(wkt);
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#endif /* POSTGIS_GEOS_VERSION >= 33 */
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}
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/*
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** Used by test harness to register the tests in this file.
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*/
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CU_TestInfo triangulate_tests[] =
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{
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PG_TEST(test_lwgeom_delaunay_triangulation),
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CU_TEST_INFO_NULL
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};
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CU_SuiteInfo triangulate_suite = {"triangulate", NULL, NULL, triangulate_tests};
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