78 lines
2.3 KiB
C
78 lines
2.3 KiB
C
/**********************************************************************
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*
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* PostGIS - Spatial Types for PostgreSQL
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* http://postgis.net
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*
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* Copyright (C) 2011 Sandro Santilli <strk@kbt.io>
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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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#include "../lwgeom_geos.h"
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static void test_lwgeom_node(void)
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{
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LWGEOM *in, *out;
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const char *wkt;
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char *tmp;
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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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wkt = "LINESTRING(0 0,5 5, 10 0)";
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in = lwgeom_from_wkt(wkt, LW_PARSER_CHECK_NONE);
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out = lwgeom_node(in);
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/* printf("%s\n", lwgeom_to_ewkt(out)); */
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CU_ASSERT(lwgeom_same(in, out));
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lwgeom_free(out); lwgeom_free(in);
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wkt = "MULTILINESTRING((0 0,0 5),(10 0, -10 5))";
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in = lwgeom_from_wkt(wkt, LW_PARSER_CHECK_NONE);
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out = lwgeom_node(in);
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tmp = lwgeom_to_ewkt(out);
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CU_ASSERT_STRING_EQUAL("MULTILINESTRING((0 2.5,-10 5),(0 0,0 2.5),(0 2.5,0 5),(10 0,0 2.5))", tmp)
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lwfree(tmp); lwgeom_free(out); lwgeom_free(in);
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wkt = "MULTILINESTRING((0 0,5 5,10 0, 11 0, 20 0),(10 0, 12 0, 22 0))";
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in = lwgeom_from_wkt(wkt, LW_PARSER_CHECK_NONE);
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out = lwgeom_node(in);
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tmp = lwgeom_to_ewkt(out);
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/* printf("%s\n", tmp); */
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CU_ASSERT_STRING_EQUAL("MULTILINESTRING((0 0,5 5,10 0),(10 0,11 0,12 0,20 0),(20 0,22 0))", tmp);
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lwfree(tmp); lwgeom_free(out); lwgeom_free(in);
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wkt = "MULTILINESTRING((0 0,5 5,10 0, 11 0, 20 0),(22 0, 12 0, 10 0),(0 5, 5 0))";
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in = lwgeom_from_wkt(wkt, LW_PARSER_CHECK_NONE);
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out = lwgeom_node(in);
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tmp = lwgeom_to_ewkt(out);
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/* printf("%s\n", tmp); */
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CU_ASSERT_STRING_EQUAL(
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"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))",
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tmp);
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lwfree(tmp); lwgeom_free(out); lwgeom_free(in);
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}
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static int
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clean_geos_node_suite(void)
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{
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finishGEOS();
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return 0;
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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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void node_suite_setup(void);
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void node_suite_setup(void)
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{
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CU_pSuite suite = CU_add_suite("noding", NULL, clean_geos_node_suite);
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PG_ADD_TEST(suite, test_lwgeom_node);
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}
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