From 48a47b993a6332a12a2b6801912692733b51a852 Mon Sep 17 00:00:00 2001
From: Marc Jansen <jansen@terrestris.de>
Date: Wed, 15 Feb 2012 09:38:57 +0100
Subject: [PATCH] Fix a Format.WKT test that failed due to rounding / precision
 of values.

---
 tests/Format/WKT.html | 48 +++++++++++++++++++++++++++++--------------
 1 file changed, 33 insertions(+), 15 deletions(-)

diff --git a/tests/Format/WKT.html b/tests/Format/WKT.html
index 15d2b2cf62..4850925d25 100644
--- a/tests/Format/WKT.html
+++ b/tests/Format/WKT.html
@@ -254,21 +254,39 @@
         t.plan(1);
 
         var projections = {
-            src:  new OpenLayers.Projection("EPSG:4326"),
-            dest: new OpenLayers.Projection("EPSG:900913")
-        };
-
-        var points = {
-            src:  new OpenLayers.Feature.Vector(new OpenLayers.Geometry.Point(-87.9, 41.9)),
-            dest: new OpenLayers.Feature.Vector(new OpenLayers.Geometry.Point(-9784983.2393667, 5146011.6785665))
-        };
-
-        var format = new OpenLayers.Format.WKT({
-            externalProjection: projections["src"],
-            internalProjection: projections["dest"]
-        });
-        var feature = format.read("GEOMETRYCOLLECTION(POINT(" + points["src"].geometry.x + " " + points["src"].geometry.y + "))")[0];
-        t.eq(feature.geometry.toString(), points["dest"].geometry.toString(), 
+                src:  new OpenLayers.Projection("EPSG:4326"),
+                dest: new OpenLayers.Projection("EPSG:900913")
+            },
+            points = {
+                src:  new OpenLayers.Feature.Vector(
+                    new OpenLayers.Geometry.Point(-87.9, 41.9)
+                ),
+                dest: new OpenLayers.Feature.Vector(
+                    new OpenLayers.Geometry.Point(-9784983.2393667, 5146011.6785665)
+                )
+            },
+            format = new OpenLayers.Format.WKT({
+                externalProjection: projections["src"],
+                internalProjection: projections["dest"]
+            }),
+            gc_wkt_parts = [
+                "GEOMETRYCOLLECTION(",
+                "POINT(",
+                points["src"].geometry.x,
+                " ",
+                points["src"].geometry.y, 
+                ")",
+                ")"
+            ],
+            feature = format.read( gc_wkt_parts.join("") )[0],
+            gotGeom = feature.geometry,
+            expectGeom = points["dest"].geometry,
+            // we don't use geometry::toString because we might run into 
+            // precision issues
+            got = gotGeom.x.toFixed(7) + ' ' + gotGeom.y.toFixed(7),
+            expected = expectGeom.x.toFixed(7) + ' ' + expectGeom.y.toFixed(7);
+        
+        t.eq(got, expected, 
             "Geometry collections aren't transformed twice when reprojection.");
     }
     </script>