[geos-commits] r4113 - in trunk/tests/unit: . capi

[svn_geos at osgeo.org]

Author: strk
Date: 2015-11-03 01:17:42 -0800 (Tue, 03 Nov 2015)
New Revision: 4113

Added:
   trunk/tests/unit/capi/GEOSEqualsTest.cpp
Modified:
   trunk/tests/unit/Makefile.am
Log:
Add test for GEOSEquals

Includes disabled test for #752

Modified: trunk/tests/unit/Makefile.am
===================================================================
--- trunk/tests/unit/Makefile.am	2015-11-02 12:52:12 UTC (rev 4112)
+++ trunk/tests/unit/Makefile.am	2015-11-03 09:17:42 UTC (rev 4113)
@@ -126,6 +126,7 @@
 	capi/GEOSContainsTest.cpp \
 	capi/GEOSConvexHullTest.cpp \
 	capi/GEOSDistanceTest.cpp \
+	capi/GEOSEqualsTest.cpp \
 	capi/GEOSInterruptTest.cpp \
 	capi/GEOSIntersectsTest.cpp \
 	capi/GEOSIntersectionTest.cpp \

Added: trunk/tests/unit/capi/GEOSEqualsTest.cpp
===================================================================
--- trunk/tests/unit/capi/GEOSEqualsTest.cpp	                        (rev 0)
+++ trunk/tests/unit/capi/GEOSEqualsTest.cpp	2015-11-03 09:17:42 UTC (rev 4113)
@@ -0,0 +1,186 @@
+// 
+// Test Suite for C-API GEOSEquals
+
+#include <tut.hpp>
+// geos
+#include <geos_c.h>
+// std
+#include <cstdarg>
+#include <cstdio>
+#include <cstdlib>
+#include <cstring>
+
+namespace tut
+{
+    //
+    // Test Group
+    //
+
+    // Common data used in test cases.
+    struct test_capigeosequals_data
+    {
+        GEOSGeometry* geom1_;
+        GEOSGeometry* geom2_;
+
+        static void notice(const char *fmt, ...)
+        {
+            std::fprintf( stdout, "NOTICE: ");
+
+            va_list ap;
+            va_start(ap, fmt);
+            std::vfprintf(stdout, fmt, ap);
+            va_end(ap);
+        
+            std::fprintf(stdout, "\n");
+        }
+
+        test_capigeosequals_data()
+            : geom1_(0), geom2_(0)
+        {
+            initGEOS(notice, notice);
+        }       
+
+        ~test_capigeosequals_data()
+        {
+            GEOSGeom_destroy(geom1_);
+            GEOSGeom_destroy(geom2_);
+            geom1_ = 0;
+            geom2_ = 0;
+            finishGEOS();
+        }
+
+    };
+
+    typedef test_group<test_capigeosequals_data> group;
+    typedef group::object object;
+
+    group test_capigeosequals_group("capi::GEOSEquals");
+
+    //
+    // Test Cases
+    //
+
+    template<>
+    template<>
+    void object::test<1>()
+    {
+        geom1_ = GEOSGeomFromWKT("POLYGON EMPTY");
+        geom2_ = GEOSGeomFromWKT("POLYGON EMPTY");
+
+        ensure( 0 != geom1_ );
+        ensure( 0 != geom2_ );
+
+        char const r1 = GEOSEquals(geom1_, geom2_);
+
+        ensure_equals(r1, 1);
+
+        char const r2 = GEOSEquals(geom2_, geom1_);
+
+        ensure_equals(r2, 1);
+    }
+
+    template<>
+    template<>
+    void object::test<2>()
+    {
+        geom1_ = GEOSGeomFromWKT("POINT(2 3)");
+        geom2_ = GEOSGeomFromWKT("POINT(2 2)");
+        
+        ensure( 0 != geom1_ );
+        ensure( 0 != geom2_ );
+
+        char const r1 = GEOSEquals(geom1_, geom2_);
+
+        ensure_equals(int(r1), 0);
+
+        char const r2 = GEOSEquals(geom2_, geom1_);
+
+        ensure_equals(int(r2), 0);
+    }
+    
+    template<>
+    template<>
+    void object::test<3>()
+    {
+        geom1_ = GEOSGeomFromWKT("MULTIPOLYGON(((0 0,0 10,10 10,10 0,0 0)))");
+        geom2_ = GEOSGeomFromWKT("POLYGON((0 0,0 10,10 10,10 0,0 0))");
+        
+        ensure( 0 != geom1_ );
+        ensure( 0 != geom2_ );
+
+        char const r1 = GEOSEquals(geom1_, geom2_);
+
+        ensure_equals(int(r1), 1);
+        
+        char const r2 = GEOSEquals(geom2_, geom1_);
+
+        ensure_equals(int(r2), 1);
+    }
+
+    // This is a test for bug #357 (GEOSEquals with nan coords)
+    template<>
+    template<>
+    void object::test<4>()
+    {
+        GEOSCoordSequence* cs = GEOSCoordSeq_create(5, 2);
+
+        double nan = std::numeric_limits<double>::quiet_NaN();        
+        GEOSCoordSeq_setX(cs, 0, 1); GEOSCoordSeq_setY(cs, 0, 1);
+        for (unsigned int i=1; i<4; ++i) {
+            GEOSCoordSeq_setX(cs, i, nan);
+            GEOSCoordSeq_setY(cs, i, nan);
+        }
+        GEOSCoordSeq_setX(cs, 4, 1); GEOSCoordSeq_setY(cs, 4, 1);
+
+        geom1_ = GEOSGeom_createPolygon(GEOSGeom_createLinearRing(cs),
+                                        NULL, 0);
+
+        char const r1 = GEOSEquals(geom1_, geom1_);
+
+        ensure_equals(int(r1), 2);
+        
+    }
+
+    // This is a test for bug #357 (GEOSEquals with inf coords)
+    template<>
+    template<>
+    void object::test<5>()
+    {
+        const char *hex = "0103000020E61000000100000005000000737979F3DDCC2CC0F92154F9E7534540000000000000F07F000000000000F07F8F806E993F7E55C0304B29FFEA8554400634E8D1DD424540B5FEE6A37FCD4540737979F3DDCC2CC0F92154F9E7534540";
+
+        geom1_ = GEOSGeomFromHEX_buf((unsigned char*)hex, std::strlen(hex));
+        
+        ensure( 0 != geom1_ );
+
+        char const r1 = GEOSEquals(geom1_, geom1_);
+
+        ensure_equals(int(r1), 2);
+        
+    }
+
+#if 0 // fails
+    // This is a test for bug #752 (GEOSEquals with collection)
+    template<>
+    template<>
+    void object::test<6>()
+    {
+        const char *wkt1 = "GEOMETRYCOLLECTION(POLYGON ("
+          "(0 0, 0 4, 4 4, 4 0, 0 0)"
+          "),"
+          "POLYGON ("
+          "(3 3, 3 4, 4 4, 4 3, 3 3)"
+          "))";
+
+        geom1_ = GEOSGeomFromWKT(wkt1);
+
+        ensure( 0 != geom1_ );
+
+        char const r1 = GEOSEquals(geom1_, geom1_);
+
+        ensure_equals(int(r1), 1);
+    }
+#endif
+        
+ 
+} // namespace tut
+