isAddress test

src/Utils.php

@@ -152,7 +152,7 @@ class Utils
     /**
      * isAddress
      * 
-     * @param string
+     * @param string $value
      * @return bool
      */
     public static function isAddress($value)
@@ -171,7 +171,7 @@ class Utils
     /**
      * isAddressChecksum
      * 
-     * @param string
+     * @param string $value
      * @return bool
      */
     public static function isAddressChecksum($value)
@@ -196,7 +196,7 @@ class Utils
     /**
      * isHex
      * 
-     * @param string
+     * @param string $value
      * @return bool
      */
     public static function isHex($value)

test/unit/UtilsTest.php

@@ -150,6 +150,9 @@ class UtilsTest extends TestCase
         $isAddress = Utils::isAddress('0xCA35B7D915458EF540ADE6068DFE2F44E8FA733C');
         $this->assertEquals($isAddress, true);
 
+        $isAddress = Utils::isAddress('0xCA35B7D915458EF540ADE6068DFE2F44E8FA73cc');
+        $this->assertEquals($isAddress, false);
+
         $this->expectException(InvalidArgumentException::class);
         $isAddress = Utils::isAddress(new stdClass);
     }