Merge pull request d3#1657 from DanGoldbach/polygon-area-test-epsilon

mbostock · mbostock · commit f46d8d2422e2 · 2013-12-05T08:18:23.000-08:00
Use `inDelta` not `equals` for double comparisons in polygon area test
diff --git a/test/geo/area-test.js b/test/geo/area-test.js
@@ -47,7 +47,7 @@ suite.addBatch({
         assert.inDelta(area({type: "Polygon", coordinates: [[[0, 0], [0, 90], [90, 0], [0, 0]]]}), π / 2, 1e-6);
       },
       "lune": function(area) {
-        assert.equal(area({type: "Polygon", coordinates: [[[0, 0], [0, 90], [90, 0], [0, -90], [0, 0]]]}), π);
+        assert.inDelta(area({type: "Polygon", coordinates: [[[0, 0], [0, 90], [90, 0], [0, -90], [0, 0]]]}), π, 1e-6);
       },
       "hemispheres": {
         "North": function(area) {
@@ -57,10 +57,10 @@ suite.addBatch({
           assert.inDelta(area({type: "Polygon", coordinates: [[[0, 0], [90, 0], [180, 0], [-90, 0], [0, 0]]]}), 2 * π, 1e-6);
         },
         "East": function(area) {
-          assert.equal(area({type: "Polygon", coordinates: [[[0, 0], [0, 90], [180, 0], [0, -90], [0, 0]]]}), 2 * π);
+          assert.inDelta(area({type: "Polygon", coordinates: [[[0, 0], [0, 90], [180, 0], [0, -90], [0, 0]]]}), 2 * π, 1e-6);
         },
         "West": function(area) {
-          assert.equal(area({type: "Polygon", coordinates: [[[0, 0], [0, -90], [180, 0], [0, 90], [0, 0]]]}), 2 * π);
+          assert.inDelta(area({type: "Polygon", coordinates: [[[0, 0], [0, -90], [180, 0], [0, 90], [0, 0]]]}), 2 * π, 1e-6);
         }
       },
       "graticule outline": {
