diff --git a/tests/unit/framework/data/ArrayDataProviderTest.php b/tests/unit/framework/data/ArrayDataProviderTest.php
new file mode 100644
index 0000000000..31b7ae5122
--- /dev/null
+++ b/tests/unit/framework/data/ArrayDataProviderTest.php
@@ -0,0 +1,153 @@
+<?php
+
+namespace yiiunit\framework\data;
+
+use yii\data\ArrayDataProvider;
+use yiiunit\TestCase;
+
+/**
+ * @group data
+ */
+class ArrayDataProviderTest extends TestCase
+{
+    protected function setUp()
+    {
+        parent::setUp();
+        $this->mockApplication();
+    }
+
+    public function testGetModels()
+    {
+        $simpleArray = [
+            ['name' => 'zero'],
+            ['name' => 'one']
+        ];
+        $dataProvider = new ArrayDataProvider(['allModels' => $simpleArray]);
+        $this->assertEquals($simpleArray, $dataProvider->getModels());
+    }
+
+    public function testGetSortedData()
+    {
+        $simpleArray = [['sortField' => 1], ['sortField' => 0]];
+        $dataProvider = new ArrayDataProvider(
+            [
+                'allModels' => $simpleArray,
+                'sort' => [
+                    'attributes' => [
+                        'sort' => [
+                            'asc' => ['sortField' => SORT_ASC],
+                            'desc' => ['sortField' => SORT_DESC],
+                            'label' => 'Sorting',
+                            'default' => 'asc',
+                        ],
+                    ],
+                    'defaultOrder' => [
+                        'sort' => SORT_ASC,
+                    ]
+                ],
+            ]
+        );
+        $sortedArray = [['sortField' => 0], ['sortField' => 1]];
+        $this->assertEquals($sortedArray, $dataProvider->getModels());
+    }
+
+    public function testGetSortedDataByInnerArrayField()
+    {
+        $simpleArray = [
+            ['innerArray' => ['sortField' => 1]],
+            ['innerArray' => ['sortField' => 0]]
+        ];
+        $dataProvider = new ArrayDataProvider(
+            [
+                'allModels' => $simpleArray,
+                'sort' => [
+                    'attributes' => [
+                        'sort' => [
+                            'asc' => ['innerArray.sortField' => SORT_ASC],
+                            'desc' => ['innerArray.sortField' => SORT_DESC],
+                            'label' => 'Sorting',
+                            'default' => 'asc',
+                        ],
+                    ],
+                    'defaultOrder' => [
+                        'sort' => SORT_ASC,
+                    ]
+                ],
+            ]
+        );
+        $sortedArray = [
+            ['innerArray' => ['sortField' => 0]],
+            ['innerArray' => ['sortField' => 1]]
+        ];
+        $this->assertEquals($sortedArray, $dataProvider->getModels());
+    }
+
+    public function testCaseSensitiveSort()
+    {
+        // source data
+        $unsortedProjects = [
+            ['title'=>'Zabbix', 'license'=>'GPL'],
+            ['title'=>'munin', 'license'=>'GPL'],
+            ['title'=>'Arch Linux', 'license'=>'GPL'],
+            ['title'=>'Nagios', 'license'=>'GPL'],
+            ['title'=>'zend framework', 'license'=>'BSD'],
+            ['title'=>'Zope', 'license'=>'ZPL'],
+            ['title'=>'active-record', 'license'=>false],
+            ['title'=>'ActiveState', 'license'=>false],
+            ['title'=>'mach', 'license'=>false],
+            ['title'=>'MySQL', 'license'=>'GPL'],
+            ['title'=>'mssql', 'license'=>'EULA'],
+            ['title'=>'Master-Master', 'license'=>false],
+            ['title'=>'Zend Engine', 'license'=>false],
+            ['title'=>'Mageia Linux', 'license'=>'GNU GPL'],
+            ['title'=>'nginx', 'license'=>'BSD'],
+            ['title'=>'Mozilla Firefox', 'license'=>'MPL'],
+        ];
+
+        // expected data
+        $sortedProjects = [
+            // upper cased titles
+            ['title'=>'ActiveState', 'license'=>false],
+            ['title'=>'Arch Linux', 'license'=>'GPL'],
+            ['title'=>'Mageia Linux', 'license'=>'GNU GPL'],
+            ['title'=>'Master-Master', 'license'=>false],
+            ['title'=>'Mozilla Firefox', 'license'=>'MPL'],
+            ['title'=>'MySQL', 'license'=>'GPL'],
+            ['title'=>'Nagios', 'license'=>'GPL'],
+            ['title'=>'Zabbix', 'license'=>'GPL'],
+            ['title'=>'Zend Engine', 'license'=>false],
+            ['title'=>'Zope', 'license'=>'ZPL'],
+            // lower cased titles
+            ['title'=>'active-record', 'license'=>false],
+            ['title'=>'mach', 'license'=>false],
+            ['title'=>'mssql', 'license'=>'EULA'],
+            ['title'=>'munin', 'license'=>'GPL'],
+            ['title'=>'nginx', 'license'=>'BSD'],
+            ['title'=>'zend framework', 'license'=>'BSD'],
+        ];
+
+        $dataProvider = new ArrayDataProvider(
+            [
+                'allModels' => $unsortedProjects,
+                'sort' => [
+                    'attributes' => [
+                        'sort' => [
+                            'asc' => ['title' => SORT_ASC],
+                            'desc' => ['title' => SORT_DESC],
+                            'label' => 'Title',
+                            'default' => 'desc',
+                        ],
+                    ],
+                    'defaultOrder' => [
+                        'sort' => SORT_ASC,
+                    ]
+                ],
+                'pagination' => [
+                    'pageSize' => 100500,
+                ],
+            ]
+        );
+
+        $this->assertEquals($sortedProjects, $dataProvider->getModels());
+    }
+} 
\ No newline at end of file