Merge pull request #1005 from virtualtam/refactor/authentication

Refactor session management utilities

1 files changed, 160 insertions, 0 deletions

diff --git a/tests/SessionManagerTest.php b/tests/SessionManagerTest.php
new file mode 100644
index 00000000..a92c3ccc
--- /dev/null
+++ b/tests/SessionManagerTest.php
@@ -0,0 +1,160 @@
+<?php
+// Initialize reference data _before_ PHPUnit starts a session
+require_once 'tests/utils/ReferenceSessionIdHashes.php';
+ReferenceSessionIdHashes::genAllHashes();
+
+use \Shaarli\SessionManager;
+use \PHPUnit\Framework\TestCase;
+
+
+/**
+ * Fake ConfigManager
+ */
+class FakeConfigManager
+{
+    public static function get($key)
+    {
+        return $key;
+    }
+}
+
+
+/**
+ * Test coverage for SessionManager
+ */
+class SessionManagerTest extends TestCase
+{
+    // Session ID hashes
+    protected static $sidHashes = null;
+
+    /**
+     * Assign reference data
+     */
+    public static function setUpBeforeClass()
+    {
+        self::$sidHashes = ReferenceSessionIdHashes::getHashes();
+    }
+
+    /**
+     * Generate a session token
+     */
+    public function testGenerateToken()
+    {
+        $session = [];
+        $conf = new FakeConfigManager();
+        $sessionManager = new SessionManager($session, $conf);
+
+        $token = $sessionManager->generateToken();
+
+        $this->assertEquals(1, $session['tokens'][$token]);
+        $this->assertEquals(40, strlen($token));
+    }
+
+    /**
+     * Check a session token
+     */
+    public function testCheckToken()
+    {
+        $token = '4dccc3a45ad9d03e5542b90c37d8db6d10f2b38b';
+        $session = [
+            'tokens' => [
+                $token => 1,
+            ],
+        ];
+        $conf = new FakeConfigManager();
+        $sessionManager = new SessionManager($session, $conf);
+
+
+        // check and destroy the token
+        $this->assertTrue($sessionManager->checkToken($token));
+        $this->assertFalse(isset($session['tokens'][$token]));
+
+        // ensure the token has been destroyed
+        $this->assertFalse($sessionManager->checkToken($token));
+    }
+
+    /**
+     * Generate and check a session token
+     */
+    public function testGenerateAndCheckToken()
+    {
+        $session = [];
+        $conf = new FakeConfigManager();
+        $sessionManager = new SessionManager($session, $conf);
+
+        $token = $sessionManager->generateToken();
+
+        // ensure a token has been generated
+        $this->assertEquals(1, $session['tokens'][$token]);
+        $this->assertEquals(40, strlen($token));
+
+        // check and destroy the token
+        $this->assertTrue($sessionManager->checkToken($token));
+        $this->assertFalse(isset($session['tokens'][$token]));
+
+        // ensure the token has been destroyed
+        $this->assertFalse($sessionManager->checkToken($token));
+    }
+
+    /**
+     * Check an invalid session token
+     */
+    public function testCheckInvalidToken()
+    {
+        $session = [];
+        $conf = new FakeConfigManager();
+        $sessionManager = new SessionManager($session, $conf);
+
+        $this->assertFalse($sessionManager->checkToken('4dccc3a45ad9d03e5542b90c37d8db6d10f2b38b'));
+    }
+
+    /**
+     * Test SessionManager::checkId with a valid ID - TEST ALL THE HASHES!
+     *
+     * This tests extensively covers all hash algorithms / bit representations
+     */
+    public function testIsAnyHashSessionIdValid()
+    {
+        foreach (self::$sidHashes as $algo => $bpcs) {
+            foreach ($bpcs as $bpc => $hash) {
+                $this->assertTrue(SessionManager::checkId($hash));
+            }
+        }
+    }
+
+    /**
+     * Test checkId with a valid ID - SHA-1 hashes
+     */
+    public function testIsSha1SessionIdValid()
+    {
+        $this->assertTrue(SessionManager::checkId(sha1('shaarli')));
+    }
+
+    /**
+     * Test checkId with a valid ID - SHA-256 hashes
+     */
+    public function testIsSha256SessionIdValid()
+    {
+        $this->assertTrue(SessionManager::checkId(hash('sha256', 'shaarli')));
+    }
+
+    /**
+     * Test checkId with a valid ID - SHA-512 hashes
+     */
+    public function testIsSha512SessionIdValid()
+    {
+        $this->assertTrue(SessionManager::checkId(hash('sha512', 'shaarli')));
+    }
+
+    /**
+     * Test checkId with invalid IDs.
+     */
+    public function testIsSessionIdInvalid()
+    {
+        $this->assertFalse(SessionManager::checkId(''));
+        $this->assertFalse(SessionManager::checkId([]));
+        $this->assertFalse(
+            SessionManager::checkId('c0ZqcWF3VFE2NmJBdm1HMVQ0ZHJ3UmZPbTFsNGhkNHI=')
+        );
+    }
+}