Fixed capitalization, tests

tests/Key/JwtPlaintextKeyTest.php

@@ -1,16 +1,19 @@
 <?php
 
-namespace NoccyLabs\SimpleJwt\Key;
+namespace NoccyLabs\SimpleJWT\Key;
 
 
-class JwtPlaintextKeyTest extends \PhpUnit\Framework\TestCase
+class JWTPlaintextKeyTest extends \PHPUnit\Framework\TestCase
 {
+    /**
+     * @covers 
+     */
     public function testThePlaintextKeyShouldBeReturned()
     {
-        $key = new JwtPlaintextKey("foo");
+        $key = new JWTPlaintextKey("foo");
         $this->assertEquals("foo", $key->getBinaryKey());
 
-        $key = new JwtPlaintextKey("bar");
+        $key = new JWTPlaintextKey("bar");
         $this->assertEquals("bar", $key->getBinaryKey());
     }
-}
+}