[geometry] test cases for #buffer_mp1 and #buffer_mp2, see previous two commits

[SVN r83476]

test/algorithms/difference.cpp

@@ -249,6 +249,19 @@ void test_all()
         1, 5, 1,
         1, 5, 1);
 
+    test_one<polygon, polygon, polygon>("buffer_mp1", 
+        buffer_mp1[0], buffer_mp1[1],
+        1, 61, 10.2717,
+        1, 61, 10.2717);
+
+    if (boost::is_same<ct, double>::value)
+    {
+        test_one<polygon, polygon, polygon>("buffer_mp2", 
+            buffer_mp2[0], buffer_mp2[1],
+            1, 92, 12.09857,
+            1, 157, 24.19787);
+    }
+
     /*** TODO: self-tangencies for difference
     test_one<polygon, polygon, polygon>("wrapped_a",
         wrapped[0], wrapped[1],

test/algorithms/intersection.cpp

@@ -213,6 +213,13 @@ void test_areal()
     test_one<Polygon, Polygon, Polygon>("buffer_rt_g", buffer_rt_g[0], buffer_rt_g[1],
                 1, 0, 2.914213562373);
 
+
+    test_one<Polygon, Polygon, Polygon>("buffer_mp1", buffer_mp1[0], buffer_mp1[1],
+                1, 31, 2.271707796);
+
+    test_one<Polygon, Polygon, Polygon>("buffer_mp2", buffer_mp2[0], buffer_mp2[1],
+                1, 29, 0.457126);
+
     return;
 
 

test/algorithms/overlay/traverse.cpp

@@ -271,7 +271,7 @@ struct test_traverse
                         out << "vx: " << turn.operations[0].enriched.travels_to_vertex_index
                          << " -> ip: "  << turn.operations[0].enriched.travels_to_ip_index;
                     }
-                    out << " ";
+                    out << " / ";
                     if (turn.operations[1].enriched.next_ip_index != -1)
                     {
                         out << "ip: " << turn.operations[1].enriched.next_ip_index;
@@ -928,6 +928,20 @@ void test_all(bool test_self_tangencies = true, bool test_mixed = false)
         1, 30, 
         buffer_rt_g_boxes[4], buffer_rt_g_boxes[3]);
 
+
+    test_traverse<polygon, polygon, operation_union>::apply("buffer_mp2", 
+            2, 36.7535642, buffer_mp2[0], buffer_mp2[1], 0.01);
+    test_traverse<polygon, polygon, operation_union>::apply("collinear_opposite_rr",
+            1, 6.41, collinear_opposite_right[0], collinear_opposite_right[1]);
+    test_traverse<polygon, polygon, operation_union>::apply("collinear_opposite_ll",
+            1, 11.75, collinear_opposite_left[0], collinear_opposite_left[1]);
+    test_traverse<polygon, polygon, operation_union>::apply("collinear_opposite_ss",
+            1, 6, collinear_opposite_straight[0], collinear_opposite_straight[1]);
+    test_traverse<polygon, polygon, operation_union>::apply("collinear_opposite_lr",
+            1, 8.66, collinear_opposite_left[0], collinear_opposite_right[1]);
+    test_traverse<polygon, polygon, operation_union>::apply("collinear_opposite_rl",
+            1, 9, collinear_opposite_right[0], collinear_opposite_left[1]);
+
 #ifdef BOOST_GEOMETRY_OVERLAY_NO_THROW
     {
         // NOTE: currently throws (normally)

test/algorithms/union.cpp

@@ -232,10 +232,12 @@ void test_areal()
         if_typed<ct, double>(5, if_typed_tt<ct>(8, 7)), 
         14729.07145);
         
+
+    // Float gives sometimes 14, sometimes 14 points
     test_one<Polygon, Polygon, Polygon>("ggl_list_20110716_enrico",
         ggl_list_20110716_enrico[0], ggl_list_20110716_enrico[1],
         1, 1, 
-        if_typed<ct, double>(18, if_typed<ct, float>(15, 17)), 
+        if_typed<ct, double>(18, if_typed<ct, float>(-1, 17)), 
         129904.197692871);
 
     test_one<Polygon, Polygon, Polygon>("ggl_list_20110820_christophe", 
@@ -328,6 +330,23 @@ void test_areal()
                 1, 0, if_typed_tt<ct>(16, 14), 15.6569);
     test_one<Polygon, Polygon, Polygon>("buffer_rt_t_ref", buffer_rt_t[1], buffer_rt_t[0],
                 1, 0, if_typed_tt<ct>(16, 14), 15.6569);
+
+    test_one<Polygon, Polygon, Polygon>("buffer_mp1", buffer_mp1[0], buffer_mp1[1],
+                1, 0, 91, 22.815);
+
+    if (boost::is_same<ct, double>::type::value)
+    {
+        // Contains robustness issue for collinear-opposite. 
+        // In double it delivers a polygon and a hole
+        test_one<Polygon, Polygon, Polygon>("buffer_mp2", buffer_mp2[0], buffer_mp2[1],
+                    1, 1, 218, 36.7535642);
+    }
+    else if (boost::is_same<ct, float>::type::value)
+    {
+        // In float (and ttmath) it delivers one polygon
+        test_one<Polygon, Polygon, Polygon>("buffer_mp2", buffer_mp2[0], buffer_mp2[1],
+                    1, 0, 217, 36.7528377);
+    }
 }
 
 template <typename P>