adding test cases

Author: monfera

src/lib/index.js

@@ -15,6 +15,7 @@ var lib = module.exports = {};
 
 lib.nestedProperty = require('./nested_property');
 lib.isPlainObject = require('./is_plain_object');
+lib.isArray = require('./is_array');
 
 var coerceModule = require('./coerce');
 lib.valObjects = coerceModule.valObjects;

src/lib/is_array.js

@@ -9,8 +9,7 @@
 'use strict';
 
 /**
- * Truncate a Float32Array to some length. A wrapper to support environments
- * (e.g. node-webkit) that do not implement Float32Array.prototype.slice
+ * Return true for arrays, whether they're untyped or not.
  */
 module.exports = function isArray(a) {
     return Array.isArray(a) || ArrayBuffer.isView(a);

test/jasmine/tests/is_array_test.js

@@ -0,0 +1,47 @@
+var Lib = require('@src/lib');
+
+describe('isArray', function() {
+    'use strict';
+
+    var isArray = Lib.isArray;
+
+    function A() {}
+
+    var shouldPass = [
+        [],
+        new Array(10),
+        new Float32Array(1),
+        new Int32Array([1, 2, 3])
+    ];
+
+    var shouldFail = [
+        A,
+        new A(),
+        document,
+        window,
+        null,
+        undefined,
+        'string',
+        true,
+        false,
+        NaN,
+        Infinity,
+        /foo/,
+        '\n',
+        new Date(),
+        new RegExp('foo'),
+        new String('string')
+    ];
+
+    shouldPass.forEach(function(obj) {
+        it('treats ' + JSON.stringify(obj) + ' as an array', function() {
+            expect(isArray(obj)).toBe(true);
+        });
+    });
+
+    shouldFail.forEach(function(obj) {
+        it('treats ' + JSON.stringify(obj !== window ? obj : 'window') + ' as NOT an array', function() {
+            expect(isArray(obj)).toBe(false);
+        });
+    });
+});

test/jasmine/tests/is_plain_object_test.js

@@ -20,6 +20,7 @@ describe('isPlainObject', function() {
         null,
         undefined,
         [],
+        new Float32Array(1),
         'string',
         true,
         false,