mirror of
https://git.osgeo.org/gitea/postgis/postgis
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262 lines
8.5 KiB
C
262 lines
8.5 KiB
C
/**********************************************************************
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* $Id$
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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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* Copyright 2009 Olivier Courtin <olivier.courtin@oslandia.com>
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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 <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "CUnit/Basic.h"
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#include "liblwgeom_internal.h"
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#include "cu_tester.h"
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static void do_geom_test(char * in, char * out)
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{
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LWGEOM *g, *h;
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char *tmp;
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g = lwgeom_from_wkt(in, LW_PARSER_CHECK_NONE);
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h = lwgeom_homogenize(g);
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tmp = lwgeom_to_ewkt(h);
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if (strcmp(tmp, out))
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fprintf(stderr, "\nIn: %s\nOut: %s\nTheo: %s\n",
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in, tmp, out);
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CU_ASSERT_STRING_EQUAL(tmp, out);
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lwfree(tmp);
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lwgeom_free(g);
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/* See http://trac.osgeo.org/postgis/ticket/1104 */
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lwgeom_free(h);
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}
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static void do_coll_test(char * in, char * out)
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{
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LWGEOM *g, *h;
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char *tmp;
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g = lwgeom_from_wkt(in, LW_PARSER_CHECK_NONE);
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h = lwcollection_homogenize((LWCOLLECTION *) g);
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tmp = lwgeom_to_ewkt(h);
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if (strcmp(tmp, out))
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fprintf(stderr, "\nIn: %s\nOut: %s\nTheo: %s\n",
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in, tmp, out);
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CU_ASSERT_STRING_EQUAL(tmp, out);
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lwfree(tmp);
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lwgeom_free(g);
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/* See http://trac.osgeo.org/postgis/ticket/1104 */
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lwgeom_free(h);
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}
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static void test_coll_point(void)
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{
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do_coll_test("GEOMETRYCOLLECTION(POINT(1 2))",
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"POINT(1 2)");
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do_coll_test("GEOMETRYCOLLECTION(POINT(1 2),POINT(3 4))",
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"MULTIPOINT(1 2,3 4)");
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do_coll_test("GEOMETRYCOLLECTION(POINT(1 2),POINT(3 4),POINT(5 6))",
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"MULTIPOINT(1 2,3 4,5 6)");
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do_coll_test("GEOMETRYCOLLECTION(MULTIPOINT(1 2,3 4),POINT(5 6))",
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"MULTIPOINT(1 2,3 4,5 6)");
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do_coll_test("GEOMETRYCOLLECTION(POINT(1 2),MULTIPOINT(3 4,5 6))",
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"MULTIPOINT(1 2,3 4,5 6)");
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do_coll_test("GEOMETRYCOLLECTION(MULTIPOINT(1 2,3 4),MULTIPOINT(5 6,7 8))",
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"MULTIPOINT(1 2,3 4,5 6,7 8)");
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}
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static void test_coll_line(void)
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{
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do_coll_test("GEOMETRYCOLLECTION(LINESTRING(1 2,3 4))",
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"LINESTRING(1 2,3 4)");
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do_coll_test("GEOMETRYCOLLECTION(LINESTRING(1 2,3 4),LINESTRING(5 6,7 8))",
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"MULTILINESTRING((1 2,3 4),(5 6,7 8))");
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do_coll_test("GEOMETRYCOLLECTION(LINESTRING(1 2,3 4),LINESTRING(5 6,7 8),LINESTRING(9 10,11 12))",
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"MULTILINESTRING((1 2,3 4),(5 6,7 8),(9 10,11 12))");
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do_coll_test("GEOMETRYCOLLECTION(MULTILINESTRING((1 2,3 4),(5 6,7 8)),LINESTRING(9 10,11 12))",
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"MULTILINESTRING((1 2,3 4),(5 6,7 8),(9 10,11 12))");
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do_coll_test("GEOMETRYCOLLECTION(LINESTRING(1 2,3 4),MULTILINESTRING((5 6,7 8),(9 10,11 12)))",
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"MULTILINESTRING((1 2,3 4),(5 6,7 8),(9 10,11 12))");
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do_coll_test("GEOMETRYCOLLECTION(MULTILINESTRING((1 2,3 4),(5 6,7 8)),MULTILINESTRING((9 10,11 12),(13 14,15 16)))",
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"MULTILINESTRING((1 2,3 4),(5 6,7 8),(9 10,11 12),(13 14,15 16))");
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}
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static void test_coll_poly(void)
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{
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do_coll_test("GEOMETRYCOLLECTION(POLYGON((1 2,3 4,5 6,1 2)))",
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"POLYGON((1 2,3 4,5 6,1 2))");
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do_coll_test("GEOMETRYCOLLECTION(POLYGON((1 2,3 4,5 6,1 2)),POLYGON((7 8,9 10,11 12,7 8)))",
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"MULTIPOLYGON(((1 2,3 4,5 6,1 2)),((7 8,9 10,11 12,7 8)))");
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do_coll_test("GEOMETRYCOLLECTION(POLYGON((1 2,3 4,5 6,1 2)),POLYGON((7 8,9 10,11 12,7 8)),POLYGON((13 14,15 16,17 18,13 14)))",
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"MULTIPOLYGON(((1 2,3 4,5 6,1 2)),((7 8,9 10,11 12,7 8)),((13 14,15 16,17 18,13 14)))");
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do_coll_test("GEOMETRYCOLLECTION(MULTIPOLYGON(((1 2,3 4,5 6,1 2)),((7 8,9 10,11 12,7 8))),POLYGON((13 14,15 16,17 18,13 14)))",
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"MULTIPOLYGON(((1 2,3 4,5 6,1 2)),((7 8,9 10,11 12,7 8)),((13 14,15 16,17 18,13 14)))");
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do_coll_test("GEOMETRYCOLLECTION(POLYGON((1 2,3 4,5 6,1 2)),MULTIPOLYGON(((7 8,9 10,11 12,7 8)),((13 14,15 16,17 18,13 14))))",
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"MULTIPOLYGON(((1 2,3 4,5 6,1 2)),((7 8,9 10,11 12,7 8)),((13 14,15 16,17 18,13 14)))");
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do_coll_test("GEOMETRYCOLLECTION(MULTIPOLYGON(((1 2,3 4,5 6,1 2)),((7 8,9 10,11 12,7 8))),MULTIPOLYGON(((13 14,15 16,17 18,13 14)),((19 20,21 22,23 24,19 20))))",
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"MULTIPOLYGON(((1 2,3 4,5 6,1 2)),((7 8,9 10,11 12,7 8)),((13 14,15 16,17 18,13 14)),((19 20,21 22,23 24,19 20)))");
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}
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static void test_coll_coll(void)
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{
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/* Two different types together must produce a Collection as output */
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do_coll_test("GEOMETRYCOLLECTION(POINT(1 2),LINESTRING(3 4,5 6))",
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"GEOMETRYCOLLECTION(POINT(1 2),LINESTRING(3 4,5 6))");
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do_coll_test("GEOMETRYCOLLECTION(LINESTRING(1 2,3 4),POLYGON((5 6,7 8,9 10,5 6)))",
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"GEOMETRYCOLLECTION(LINESTRING(1 2,3 4),POLYGON((5 6,7 8,9 10,5 6)))");
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/* Ability to produce a single MULTI with same type */
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do_coll_test("GEOMETRYCOLLECTION(POINT(1 2),LINESTRING(3 4,5 6),POINT(7 8))",
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"GEOMETRYCOLLECTION(MULTIPOINT(1 2,7 8),LINESTRING(3 4,5 6))");
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do_coll_test("GEOMETRYCOLLECTION(POINT(1 2),LINESTRING(3 4,5 6),MULTIPOINT(7 8,9 10))",
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"GEOMETRYCOLLECTION(MULTIPOINT(1 2,7 8,9 10),LINESTRING(3 4,5 6))");
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/* Recursive Collection handle */
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do_coll_test("GEOMETRYCOLLECTION(GEOMETRYCOLLECTION(GEOMETRYCOLLECTION(POINT(1 2))))",
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"POINT(1 2)");
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do_coll_test("GEOMETRYCOLLECTION(POINT(1 2),GEOMETRYCOLLECTION(LINESTRING(3 4,5 6)))",
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"GEOMETRYCOLLECTION(POINT(1 2),LINESTRING(3 4,5 6))");
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/* EMPTY Collection */
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do_coll_test("GEOMETRYCOLLECTION EMPTY",
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"GEOMETRYCOLLECTION EMPTY");
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/* Recursive EMPTY Collection */
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do_coll_test("GEOMETRYCOLLECTION(GEOMETRYCOLLECTION EMPTY)",
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"GEOMETRYCOLLECTION EMPTY");
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do_coll_test("GEOMETRYCOLLECTION(GEOMETRYCOLLECTION(GEOMETRYCOLLECTION EMPTY))",
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"GEOMETRYCOLLECTION EMPTY");
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}
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static void test_geom(void)
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{
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/* Already simple geometry */
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do_geom_test("POINT(1 2)",
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"POINT(1 2)");
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do_geom_test("LINESTRING(1 2,3 4)",
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"LINESTRING(1 2,3 4)");
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do_geom_test("POLYGON((1 2,3 4,5 6,1 2))",
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"POLYGON((1 2,3 4,5 6,1 2))");
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do_geom_test("POLYGON((1 2,3 4,5 6,1 2),(7 8,9 10,11 12,7 8))",
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"POLYGON((1 2,3 4,5 6,1 2),(7 8,9 10,11 12,7 8))");
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/* Empty geometry */
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do_geom_test("GEOMETRYCOLLECTION EMPTY",
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"GEOMETRYCOLLECTION EMPTY");
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/* A MULTI with a single geometry inside */
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do_geom_test("MULTIPOINT(1 2)",
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"POINT(1 2)");
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do_geom_test("MULTILINESTRING((1 2,3 4))",
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"LINESTRING(1 2,3 4)");
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do_geom_test("MULTIPOLYGON(((1 2,3 4,5 6,1 2)))",
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"POLYGON((1 2,3 4,5 6,1 2))");
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do_geom_test("MULTIPOLYGON(((1 2,3 4,5 6,1 2),(7 8,9 10,11 12,7 8)))",
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"POLYGON((1 2,3 4,5 6,1 2),(7 8,9 10,11 12,7 8))");
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/* A real MULTI */
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do_geom_test("MULTIPOINT(1 2,3 4)",
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"MULTIPOINT(1 2,3 4)");
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do_geom_test("MULTILINESTRING((1 2,3 4),(5 6,7 8))",
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"MULTILINESTRING((1 2,3 4),(5 6,7 8))");
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do_geom_test("MULTIPOLYGON(((1 2,3 4,5 6,1 2)),((7 8,9 10,11 12,7 8)))",
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"MULTIPOLYGON(((1 2,3 4,5 6,1 2)),((7 8,9 10,11 12,7 8)))");
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do_geom_test("MULTIPOLYGON(((1 2,3 4,5 6,1 2),(7 8,9 10,11 12,7 8)),((13 14,15 16,17 18,13 14)))",
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"MULTIPOLYGON(((1 2,3 4,5 6,1 2),(7 8,9 10,11 12,7 8)),((13 14,15 16,17 18,13 14)))");
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/* A Collection */
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do_geom_test("GEOMETRYCOLLECTION(POINT(1 2),LINESTRING(3 4,5 6))",
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"GEOMETRYCOLLECTION(POINT(1 2),LINESTRING(3 4,5 6))");
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/* SRID */
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do_geom_test("SRID=4326;GEOMETRYCOLLECTION EMPTY",
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"SRID=4326;GEOMETRYCOLLECTION EMPTY");
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do_geom_test("SRID=4326;POINT(1 2)",
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"SRID=4326;POINT(1 2)");
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do_geom_test("SRID=4326;MULTIPOINT(1 2)",
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"SRID=4326;POINT(1 2)");
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do_geom_test("SRID=4326;MULTIPOINT(1 2,3 4)",
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"SRID=4326;MULTIPOINT(1 2,3 4)");
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do_geom_test("SRID=4326;MULTILINESTRING((1 2,3 4))",
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"SRID=4326;LINESTRING(1 2,3 4)");
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do_geom_test("SRID=4326;MULTILINESTRING((1 2,3 4),(5 6,7 8))",
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"SRID=4326;MULTILINESTRING((1 2,3 4),(5 6,7 8))");
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/* 3D and 4D */
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do_geom_test("POINT(1 2 3)",
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"POINT(1 2 3)");
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do_geom_test("POINTM(1 2 3)",
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"POINTM(1 2 3)");
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do_geom_test("POINT(1 2 3 4)",
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"POINT(1 2 3 4)");
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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 homogenize_tests[] =
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{
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PG_TEST(test_coll_point),
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PG_TEST(test_coll_line),
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PG_TEST(test_coll_poly),
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PG_TEST(test_coll_coll),
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PG_TEST(test_geom),
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CU_TEST_INFO_NULL
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};
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CU_SuiteInfo homogenize_suite = {"Homogenize Suite", NULL, NULL, homogenize_tests};
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