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phpMyAdmin/vendor/bacon/bacon-qr-code/tests/BaconQrCode/Common/BitUtilsTest.php

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+<?php
+/**
+ * BaconQrCode
+ *
+ * @link      http://github.com/Bacon/BaconQrCode For the canonical source repository
+ * @copyright 2013 Ben 'DASPRiD' Scholzen
+ * @license   http://opensource.org/licenses/BSD-2-Clause Simplified BSD License
+ */
+
+namespace BaconQrCode\Common;
+
+use PHPUnit_Framework_TestCase as TestCase;
+
+class BitUtilsTest extends TestCase
+{
+    public function testUnsignedRightShift()
+    {
+        $this->assertEquals(1, BitUtils::unsignedRightShift(1, 0));
+        $this->assertEquals(1, BitUtils::unsignedRightShift(10, 3));
+        $this->assertEquals(536870910, BitUtils::unsignedRightShift(-10, 3));
+    }
+
+    public function testNumberOfTrailingZeros()
+    {
+        $this->assertEquals(32, BitUtils::numberOfTrailingZeros(0));
+        $this->assertEquals(1, BitUtils::numberOfTrailingZeros(10));
+        $this->assertEquals(0, BitUtils::numberOfTrailingZeros(15));
+        $this->assertEquals(2, BitUtils::numberOfTrailingZeros(20));
+    }
+}