diff --git a/tests/test.class.NumberBaseCryptCollection.php b/tests/test.class.NumberBaseCryptCollection.php
new file mode 100644
index 0000000..888fa38
--- /dev/null
+++ b/tests/test.class.NumberBaseCryptCollection.php
@@ -0,0 +1,48 @@
+<?php
+
+namespace Tests\AppBundle;
+
+include_once __DIR__.'/../vendor/autoload.php';
+require_once __DIR__.'/../src/class.NumberBaseCrypt.php';
+require_once __DIR__.'/../src/class.NumberBaseCryptCollection.php';
+
+use PHPUnit\Framework\TestCase;
+
+class test extends TestCase {
+
+    // Full Circle simple data collection test
+    public function testFullCircleDataCollectionSimple() {
+        $data = [1337,1338,11111,141415,12,5];
+        $numberBaseCryptCollection = new \NAE\Crypt\NumberBaseCryptCollection([
+            0, 1, 2, 3, 4, 5, 6, 7, 8, 9,
+            'a', 'b', 'c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z',
+            'A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z'
+        ]);
+        foreach($data as $value) {
+            $numberBaseCryptCollection->addData($value);
+        }
+        $dataCollection = $numberBaseCryptCollection->render();
+        $digits = $numberBaseCryptCollection->getDigits();
+        $reverse = $numberBaseCryptCollection->decrypt($dataCollection, $digits);
+        $this->assertEquals($data, $reverse);
+    }
+
+    // Full Circle simple data collection test
+    public function testFullCircleDataCollectionComplex() {
+        $data = [1337,1338,11111,141415,12,5];
+        $numberBaseCryptCollection = new \NAE\Crypt\NumberBaseCryptCollection([
+            0, 1, 2, 3, 4, 5, 6, 7, 8, 9,
+            'a', 'b', 'c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z',
+            'A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z'
+        ]);
+        foreach($data as $value) {
+            $numberBaseCryptCollection->addData($value);
+        }
+        $dataCollection = $numberBaseCryptCollection->render();
+        $digits = $numberBaseCryptCollection->getDigitList();
+        $reverse = $numberBaseCryptCollection->decryptComplex($dataCollection, $digits);
+        $this->assertEquals($data, $reverse);
+    }
+    
+
+}
\ No newline at end of file