Description: Fix an endianness issue in unit tests
Author: Regina Obe <lr@pcorp.us>
Last-Update: 2013-08-06
Origin: http://trac.osgeo.org/postgis/changeset/11738

--- a/liblwgeom/cunit/cu_libgeom.c
+++ b/liblwgeom/cunit/cu_libgeom.c
@@ -693,6 +693,7 @@
 static void test_lwgeom_force_clockwise(void)
 {
 	LWGEOM *geom;
+	LWGEOM *geom2;
 	char *in_ewkt, *out_ewkt;
 
 	/* counterclockwise, must be reversed */
@@ -743,13 +744,14 @@
 	/* NOTE: this is a narrow ring, see ticket #1302 */
 	in_ewkt  = "0103000000010000000500000000917E9BA468294100917E9B8AEA2841C976BE1FA4682941C976BE9F8AEA2841B39ABE1FA46829415ACCC29F8AEA284137894120A4682941C976BE9F8AEA284100917E9BA468294100917E9B8AEA2841";
 	geom = lwgeom_from_hexwkb(in_ewkt, LW_PARSER_CHECK_NONE);
-	lwgeom_force_clockwise(geom);
-	out_ewkt = lwgeom_to_hexwkb(geom, WKB_ISO, NULL);
-	if (strcmp(in_ewkt, out_ewkt))
-		fprintf(stderr, "\nExp:   %s\nObt:   %s\n", in_ewkt, out_ewkt);
-	CU_ASSERT_STRING_EQUAL(in_ewkt, out_ewkt);
-	lwfree(out_ewkt);
+	geom2 = lwgeom_from_hexwkb(in_ewkt, LW_PARSER_CHECK_NONE);
+	lwgeom_force_clockwise(geom2);
+	
+	/** use same check instead of strcmp to account 
+	  for difference in endianness **/
+	CU_ASSERT( lwgeom_same(geom, geom2) );
 	lwgeom_free(geom);
+	lwgeom_free(geom2);
 }
 
 /*
