Add more tests.

src/Utility/TinyAuth.php

@@ -25,7 +25,7 @@ public function __construct(array $config = []) {
 	}
 
 	/**
-	 * @return string[]
+	 * @return int[]
 	 */
 	public function getAvailableRoles() {
 		$roles = $this->_getAvailableRoles();

tests/TestCase/Utility/TinyAuthTest.php

@@ -0,0 +1,34 @@
+<?php
+
+namespace TinyAuth\Test\TestCase\Utility;
+
+use Cake\TestSuite\TestCase;
+use TinyAuth\Utility\TinyAuth;
+
+class TinyAuthTest extends TestCase {
+
+	/**
+	 * @var array
+	 */
+	public $fixtures = [
+		'plugin.TinyAuth.DatabaseRoles',
+	];
+
+	/**
+	 * @return void
+	 */
+	public function testGetAvailableRoles() {
+		$config = [
+			'rolesTable' => 'DatabaseRoles',
+		];
+
+		$result = (new TinyAuth($config))->getAvailableRoles();
+		$expected = [
+			'user' => 11,
+			'moderator' => 12,
+			'admin' => 13
+		];
+		$this->assertEquals($expected, $result);
+	}
+
+}