Add jasmine custom matcher toBeCloseToArray

Author: mdtusz

test/jasmine/assets/custom_matchers.js

@@ -0,0 +1,24 @@
+module.exports = {
+
+    // toBeCloseTo... but for arrays
+    toBeCloseToArray: function(){
+        return {
+            compare: function(actual, expected, precision) {
+                if(precision !== 0){
+                    precision = Math.pow(10, -precision) / 2 || 0.005;
+                }
+
+                var tested = actual.map(function(element, i) {
+                    return Math.abs(expected[i] - element) < precision;
+                });
+
+                var passed = tested.indexOf(false) < 0;
+
+                return {
+                    pass: passed,
+                    message: 'Expected ' + actual + ' to be close to ' + expected + '.'
+                };
+            }
+        };
+    }
+};