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1 files changed, 137 insertions, 0 deletions

diff --git a/tests/GoogleAuthenticatorTest.php b/tests/GoogleAuthenticatorTest.php
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+++ b/tests/GoogleAuthenticatorTest.php
@@ -0,0 +1,137 @@
+<?php
+
+use POPdotco\GoogleAuthenticator;
+
+class GoogleAuthenticatorTest extends PHPUnit_Framework_TestCase {
+
+    /**
+     * @var GoogleAuthenticator
+     */
+    protected $ga;
+
+    /**
+     * PHPUnit setup.
+     */
+    protected function setUp()
+    {
+        $this->ga = new GoogleAuthenticator();
+    }
+
+    /**
+     *
+     */
+    public function testItCanBeInstantiated()
+    {
+        $ga = new GoogleAuthenticator();
+        $this->assertInstanceOf('POPdotco\GoogleAuthenticator', $ga);
+    }
+
+    /**
+     * Ensure that our default secret is 16 characters long.
+     */
+    public function testCreateSecretDefaultsToSixteenCharacters()
+    {
+        $secret = $this->ga->createSecret();
+        $this->assertEquals(strlen($secret), 16);
+    }
+
+    /**
+     * Ensure that the user can create a secret of varying lengths from 0 to 100.
+     */
+    public function testCreateSecretLengthCanBeCustomized()
+    {
+        for ($secretLength = 10; $secretLength < 100; $secretLength++) {
+            $secret = $this->ga->createSecret($secretLength);
+            $this->assertEquals(strlen($secret), $secretLength);
+        }
+    }
+
+    /**
+     * Ensure that the generated QR code URL is as expected.
+     */
+    public function testgetQRCodeGoogleUrlReturnsCorrectUrl()
+    {
+        $secret = 'SECRET';
+        $name   = 'Test';
+        $url    = $this->ga->getQRCodeUrl($name, $secret);
+
+        $urlParts = parse_url($url);
+        parse_str($urlParts['query'], $queryStringArray);
+
+        $this->assertEquals($urlParts['scheme'], 'https');
+        $this->assertEquals($urlParts['host'], 'chart.googleapis.com');
+        $this->assertEquals($urlParts['path'], '/chart');
+
+        $expectedChl = 'otpauth://totp/' . $name . '?secret=' . $secret;
+
+        $this->assertEquals($queryStringArray['chl'], $expectedChl);
+    }
+
+    /**
+     * Test that we properly verify both a valid and invalid code when using the current timestamp.
+     */
+    public function testVerifyCode()
+    {
+        $secret = 'SECRET';
+        $code   = $this->ga->getCode($secret);
+        $result = $this->ga->verifyCode($secret, $code);
+
+        $this->assertEquals(true, $result);
+
+        $code   = 'INVALIDCODE';
+        $result = $this->ga->verifyCode($secret, $code);
+
+        $this->assertEquals(false, $result);
+    }
+
+    /**
+     * Ensure that we can adjust the length of the code and still have the instance returned.
+     */
+    public function testSetCodeLength()
+    {
+        $result = $this->ga->setCodeLength(6);
+
+        $this->assertInstanceOf('POPdotco\GoogleAuthenticator', $result);
+    }
+
+    /**
+     * Validate that a code generated with a specific secret and time slice matches the anticipated output.
+     *
+     * @param           string          $secret     The secret value used to hash the code
+     * @param           int             $timeSlice  The timestamp passed at the time of the code creation
+     * @param           string          $code       The resulting code that should be generated
+     * @dataProvider    codeProvider
+     */
+    public function testGetCodeReturnsCorrectValues($secret, $timeSlice, $code)
+    {
+        $generatedCode = $this->ga->getCode($secret, $timeSlice);
+
+        $this->assertEquals($code, $generatedCode);
+    }
+
+    public function testSomeShit()
+    {
+        $secret = $this->ga->createSecret();
+
+        $code = $this->ga->getCode($secret);
+        $result = $this->ga->verifyCode($secret, $code, 1);
+
+        echo print_r($result, true);
+    }
+
+    /**
+     * A provider of codes to verify for correctness.
+     *
+     * @return array
+     */
+    public function codeProvider()
+    {
+        return array(
+            // secret, time, code
+            array('SECRET', 0, '200470'),
+            array('SECRET', 1385909245, '780018'),
+            array('SECRET', 1378934578, '705013'),
+        );
+    }
+
+} 
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