postgis/liblwgeom/cunit/cu_filterm.c
Nicklas Avén e1fe64f76f Add function ST_FilterByM #4056
git-svn-id: http://svn.osgeo.org/postgis/trunk@16486 b70326c6-7e19-0410-871a-916f4a2858ee
2018-03-23 14:11:53 +00:00

65 lines
2.4 KiB
C

/**********************************************************************
*
* PostGIS - Spatial Types for PostgreSQL
* http://postgis.net
*
* Copyright 2018 Nicklas Avén <nicklas.aven@jordogskog.no>
*
* 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 <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "CUnit/Basic.h"
#include "liblwgeom_internal.h"
#include "cu_tester.h"
static void do_test_filterm(char *geom_txt,char *expected, double min, double max)
{
LWGEOM *geom_in, *geom_out;
char *out_txt;
geom_in = lwgeom_from_wkt(geom_txt, LW_PARSER_CHECK_NONE);
geom_out = lwgeom_filter_m(geom_in,min, max, 1);
out_txt = lwgeom_to_wkt(geom_out, WKT_EXTENDED, 3, NULL);
if(strcmp(expected, out_txt))
printf("%s is not equal to %s\n", expected, out_txt);
CU_ASSERT_STRING_EQUAL(expected, out_txt)
lwfree(out_txt);
lwgeom_free(geom_in);
lwgeom_free(geom_out);
return;
}
static void do_test_filterm_single_geometries(void)
{
/*Point*/
do_test_filterm("POINT(0 0 0 0)","POINT(0 0 0 0)", 0, 11);
do_test_filterm("POINT(0 0 0 0)","POINT EMPTY", 1, 11);
/*Line*/
do_test_filterm("LINESTRING(0 0 0 0,1 1 0 2,2 2 0 5,3 1 0 3)","LINESTRING(1 1 0 2,3 1 0 3)",2,3);
do_test_filterm("LINESTRING(0 0 0 0,1 1 0 2,2 2 0 5,3 1 0 3)","LINESTRING EMPTY",10, 11);
/*Polygon*/
do_test_filterm("POLYGON((0 0 0 0,1 1 0 2,5 5 0 5,3 1 0 3,0 0 0 0))","POLYGON((0 0 0 0,1 1 0 2,3 1 0 3,0 0 0 0))",0,4);
do_test_filterm("POLYGON((0 0 0 0,1 1 0 2,5 5 0 5,3 1 0 3,0 0 0 0))","POLYGON EMPTY",10, 11);
return;
}
static void do_test_filterm_collections(void)
{
do_test_filterm("GEOMETRYCOLLECTION(POINT(1 1 1 1), LINESTRING(1 1 1 1, 1 2 1 4, 2 2 1 3), POLYGON((0 0 0 4,1 1 0 2,5 5 0 5,3 1 0 3,0 0 0 4)))","GEOMETRYCOLLECTION(POINT(1 1 1 1),LINESTRING(1 1 1 1,1 2 1 4,2 2 1 3),POLYGON((0 0 0 4,1 1 0 2,3 1 0 3,0 0 0 4)))",0,4);
do_test_filterm("GEOMETRYCOLLECTION(POINT(1 1 1 1), LINESTRING(1 1 1 1, 1 2 1 4, 2 2 1 3), POLYGON((0 0 0 4,1 1 0 2,5 5 0 5,3 1 0 3,0 0 0 4)))","GEOMETRYCOLLECTION(LINESTRING(1 2 1 4,2 2 1 3),POLYGON((0 0 0 4,1 1 0 2,3 1 0 3,0 0 0 4)))",2,4);
return;
}
void filterm_suite_setup(void);
void filterm_suite_setup(void)
{
CU_pSuite suite = CU_add_suite("filterm",NULL,NULL);
PG_ADD_TEST(suite, do_test_filterm_single_geometries);
PG_ADD_TEST(suite, do_test_filterm_collections);
}