From efec0c358d3cb840275037d5f86347130bb86573 Mon Sep 17 00:00:00 2001
From: Igor Minar
Date: Mon, 22 Nov 2010 10:23:45 -0800
Subject: Add angular.Array.limitTo and docs for angular.Array

---
 test/ApiSpecs.js | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

(limited to 'test')

diff --git a/test/ApiSpecs.js b/test/ApiSpecs.js
index 81fd9155..e2a68a61 100644
--- a/test/ApiSpecs.js
+++ b/test/ApiSpecs.js
@@ -115,6 +115,36 @@ describe('api', function(){
   });
 
 
+  describe('limit', function() {
+    var items;
+
+    beforeEach(function() {
+      items = ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h'];
+    });
+
+
+    it('should return the first X items when X is positive', function() {
+      expect(angular.Array.limitTo(items, 3)).toEqual(['a', 'b', 'c']);
+      expect(angular.Array.limitTo(items, '3')).toEqual(['a', 'b', 'c']);
+    });
+
+
+    it('should return the last X items when X is negative', function() {
+      expect(angular.Array.limitTo(items, -3)).toEqual(['f', 'g', 'h']);
+      expect(angular.Array.limitTo(items, '-3')).toEqual(['f', 'g', 'h']);
+    });
+
+
+    it('should return an empty array when X cannot be parsed', function() {
+      expect(angular.Array.limitTo(items, 'bogus')).toEqual([]);
+      expect(angular.Array.limitTo(items, 'null')).toEqual([]);
+      expect(angular.Array.limitTo(items, 'undefined')).toEqual([]);
+      expect(angular.Array.limitTo(items, null)).toEqual([]);
+      expect(angular.Array.limitTo(items, undefined)).toEqual([]);
+    })
+  });
+
+
   it('Add', function(){
     var add = angular.Array.add;
     assertJsonEquals([{}, "a"], add(add([]),"a"));
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