diff --git a/build/error/core/Error.php b/build/error/core/Error.php
index 7092ada..aee53d5 100644
--- a/build/error/core/Error.php
+++ b/build/error/core/Error.php
@@ -187,6 +187,11 @@
 		}
 
 
+		public function args(){
+			return $this->arguments;
+		}
+
+
 		public function setHttpCode(){
 			http_response_code( $this->error == Err::Success ? 200 : 417 );
 		}
diff --git a/phpunit/phpunit.xml b/phpunit/phpunit.xml
index 7edda87..a046a7e 100755
--- a/phpunit/phpunit.xml
+++ b/phpunit/phpunit.xml
@@ -2,8 +2,8 @@
 
 	<testsuites>
 
-		<testsuite name="user">
-			<file>./tests/user/create.php</file>
+		<testsuite name="user_create">
+			<directory suffix='.php'>tests/user/create/</directory>
 		</testsuite>
 
 	</testsuites>
diff --git a/phpunit/tests/user/create.php b/phpunit/tests/user/create/errors/already.php
similarity index 96%
rename from phpunit/tests/user/create.php
rename to phpunit/tests/user/create/errors/already.php
index 4a12274..37d695a 100644
--- a/phpunit/tests/user/create.php
+++ b/phpunit/tests/user/create/errors/already.php
@@ -1,17 +1,17 @@
 <?php
-    use PHPUnit\Framework\TestCase;
+    use \PHPUnit\Framework\TestCase;
 
     use \api\core\Request;
     use \error\core\Err;
     use \orm\core\Table;
     use \orm\core\Rows;
 
-    class create extends TestCase{
+    class already extends TestCase{
 
         private static $created;
 
         /*
-        * @before
+        * @beforeClass
         */
         public function setUp(){
             $_SERVER['REQUEST_METHOD'] = 'POST';
@@ -125,8 +125,10 @@
 
         }
 
+
+
         /*
-        * @depends testCreateAlready
+        * @afterClass
         */
         public function testRemoveCreated(){
 
diff --git a/phpunit/tests/user/create/param/code.php b/phpunit/tests/user/create/param/code.php
new file mode 100644
index 0000000..d6d85bb
--- /dev/null
+++ b/phpunit/tests/user/create/param/code.php
@@ -0,0 +1,108 @@
+<?php
+    use \PHPUnit\Framework\TestCase;
+
+    use \api\core\Request;
+    use \error\core\Err;
+    use \orm\core\Table;
+    use \orm\core\Rows;
+
+    class code extends TestCase{
+
+        /*
+        * @beforeClass
+        */
+        public function setUp(){
+            $_SERVER['REQUEST_METHOD'] = 'POST';
+            $_SERVER['SERVER_NAME']    = 'localhost';
+
+            $adminReq = Table::get('admin')
+                ->select('id_warehouse')
+                ->select('token')
+                ->fetch();
+
+            $_SERVER['PHP_AUTH_DIGEST'] = $adminReq[0]['token'];
+
+            $warehouseReq = Table::get('warehouse')
+                ->whereId($adminReq[0]['id_warehouse'])
+                ->select('token')
+                ->fetch();
+
+            $_SERVER['PHP_AUTH_DIGEST'] = $warehouseReq[0]['token'].$_SERVER['PHP_AUTH_DIGEST'];
+
+        }
+
+        /* API manifest
+        *
+        * FIELD       TYPE
+        * ---------   -------
+        * code        rfid
+        * username    varchar(1,30,alphanumeric)
+        * firstname   varchar(3,30,letters)
+        * lastname    varchar(3,30,letters)
+        * mail        mail
+        *
+        * Note: letters is alphanumeric + ' '
+        *
+        */
+
+
+
+        public function testParamCode(){
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '09-AB-CD-EF',
+                'username'  => '',
+                'firstname' => '',
+                'lastname'  => '',
+                'mail'      => ''
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'username');
+
+        }
+
+
+
+        public function testParamCodeAlternative(){
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10-10-10',
+                'username'  => '',
+                'firstname' => '',
+                'lastname'  => '',
+                'mail'      => ''
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'username');
+
+        }
+
+        public function testParamCodeCharsetError(){
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-1G',
+                'username'  => '',
+                'firstname' => '',
+                'lastname'  => '',
+                'mail'      => ''
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'code');
+
+        }
+
+    }
+
+?>
\ No newline at end of file
diff --git a/phpunit/tests/user/create/param/firstname.php b/phpunit/tests/user/create/param/firstname.php
new file mode 100644
index 0000000..4863bcb
--- /dev/null
+++ b/phpunit/tests/user/create/param/firstname.php
@@ -0,0 +1,153 @@
+<?php
+    use \PHPUnit\Framework\TestCase;
+
+    use \api\core\Request;
+    use \error\core\Err;
+    use \orm\core\Table;
+    use \orm\core\Rows;
+
+    class firstname extends TestCase{
+
+        /*
+        * @beforeClass
+        */
+        public function setUp(){
+            $_SERVER['REQUEST_METHOD'] = 'POST';
+            $_SERVER['SERVER_NAME']    = 'localhost';
+
+            $adminReq = Table::get('admin')
+                ->select('id_warehouse')
+                ->select('token')
+                ->fetch();
+
+            $_SERVER['PHP_AUTH_DIGEST'] = $adminReq[0]['token'];
+
+            $warehouseReq = Table::get('warehouse')
+                ->whereId($adminReq[0]['id_warehouse'])
+                ->select('token')
+                ->fetch();
+
+            $_SERVER['PHP_AUTH_DIGEST'] = $warehouseReq[0]['token'].$_SERVER['PHP_AUTH_DIGEST'];
+
+        }
+
+        /* API manifest
+        *
+        * FIELD       TYPE
+        * ---------   -------
+        * code        rfid
+        * username    varchar(1,30,alphanumeric)
+        * firstname   varchar(3,30,letters)
+        * lastname    varchar(3,30,letters)
+        * mail        mail
+        *
+        * Note: letters is alphanumeric + ' '
+        *
+        */
+
+
+        public function testParamFirstnameMin(){
+
+            $value = 'aaa';
+            $this->assertEquals(strlen($value), 3);
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => $value,
+                'lastname'  => '',
+                'mail'      => ''
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'lastname');
+
+        }
+
+        public function testParamFirstnameMinError(){
+
+            $value = 'aa';
+            $this->assertLessThan(3, strlen($value));
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => $value,
+                'lastname'  => '',
+                'mail'      => ''
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'firstname');
+
+        }
+
+        public function testParamFirstnameMax(){
+
+            $value = '1.3-56789012345678901234567 ab';
+            $this->assertEquals(strlen($value), 30);
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => $value,
+                'lastname'  => '',
+                'mail'      => ''
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'lastname');
+
+        }
+
+        public function testParamFirstnameMaxError(){
+
+            $value = '1.3-56789012345678901234567 ab0';
+            $this->assertGreaterThan(30, strlen($value));
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => $value,
+                'lastname'  => '',
+                'mail'      => ''
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'firstname');
+
+        }
+
+        public function testParamFirstnameCharsetError(){
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => '1.3-5a*',
+                'lastname'  => '',
+                'mail'      => ''
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'firstname');
+
+        }
+
+    }
+
+?>
\ No newline at end of file
diff --git a/phpunit/tests/user/create/param/lastname.php b/phpunit/tests/user/create/param/lastname.php
new file mode 100644
index 0000000..e1c790f
--- /dev/null
+++ b/phpunit/tests/user/create/param/lastname.php
@@ -0,0 +1,153 @@
+<?php
+    use \PHPUnit\Framework\TestCase;
+
+    use \api\core\Request;
+    use \error\core\Err;
+    use \orm\core\Table;
+    use \orm\core\Rows;
+
+    class lastname extends TestCase{
+
+        /*
+        * @beforeClass
+        */
+        public function setUp(){
+            $_SERVER['REQUEST_METHOD'] = 'POST';
+            $_SERVER['SERVER_NAME']    = 'localhost';
+
+            $adminReq = Table::get('admin')
+                ->select('id_warehouse')
+                ->select('token')
+                ->fetch();
+
+            $_SERVER['PHP_AUTH_DIGEST'] = $adminReq[0]['token'];
+
+            $warehouseReq = Table::get('warehouse')
+                ->whereId($adminReq[0]['id_warehouse'])
+                ->select('token')
+                ->fetch();
+
+            $_SERVER['PHP_AUTH_DIGEST'] = $warehouseReq[0]['token'].$_SERVER['PHP_AUTH_DIGEST'];
+
+        }
+
+        /* API manifest
+        *
+        * FIELD       TYPE
+        * ---------   -------
+        * code        rfid
+        * username    varchar(1,30,alphanumeric)
+        * firstname   varchar(3,30,letters)
+        * lastname    varchar(3,30,letters)
+        * mail        mail
+        *
+        * Note: letters is alphanumeric + ' '
+        *
+        */
+
+
+        public function testParamLastnameMin(){
+
+            $value = 'aaa';
+            $this->assertEquals(strlen($value), 3);
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => 'aaa',
+                'lastname'  => $value,
+                'mail'      => ''
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'mail');
+
+        }
+
+        public function testParamLastnameMinError(){
+
+            $value = 'aa';
+            $this->assertLessThan(3, strlen($value));
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => 'aaa',
+                'lastname'  => $value,
+                'mail'      => ''
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'lastname');
+
+        }
+
+        public function testParamLastnameMax(){
+
+            $value = '1.3-56789012345678901234567 ab';
+            $this->assertEquals(strlen($value), 30);
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => 'aaa',
+                'lastname'  => $value,
+                'mail'      => ''
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'mail');
+
+        }
+
+        public function testParamLastnameMaxError(){
+
+            $value = '1.3-56789012345678901234567 ab0';
+            $this->assertGreaterThan(30, strlen($value));
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => 'aaa',
+                'lastname'  => $value,
+                'mail'      => ''
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'lastname');
+
+        }
+
+        public function testParamLastnameCharsetError(){
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => 'aaa',
+                'lastname'  => '1.3-5a*',
+                'mail'      => ''
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'lastname');
+
+        }
+
+    }
+
+?>
\ No newline at end of file
diff --git a/phpunit/tests/user/create/param/mail.php b/phpunit/tests/user/create/param/mail.php
new file mode 100644
index 0000000..c336537
--- /dev/null
+++ b/phpunit/tests/user/create/param/mail.php
@@ -0,0 +1,398 @@
+<?php
+    use \PHPUnit\Framework\TestCase;
+
+    use \api\core\Request;
+    use \error\core\Err;
+    use \orm\core\Table;
+    use \orm\core\Rows;
+
+    class mail extends TestCase{
+
+        /*
+        * @beforeClass
+        */
+        public function setUp(){
+            $_SERVER['REQUEST_METHOD'] = 'POST';
+            $_SERVER['SERVER_NAME']    = 'localhost';
+
+            $adminReq = Table::get('admin')
+                ->select('id_warehouse')
+                ->select('token')
+                ->fetch();
+
+            $_SERVER['PHP_AUTH_DIGEST'] = $adminReq[0]['token'];
+
+            $warehouseReq = Table::get('warehouse')
+                ->whereId($adminReq[0]['id_warehouse'])
+                ->select('token')
+                ->fetch();
+
+            $_SERVER['PHP_AUTH_DIGEST'] = $warehouseReq[0]['token'].$_SERVER['PHP_AUTH_DIGEST'];
+
+        }
+
+        /* API manifest
+        *
+        * FIELD       TYPE
+        * ---------   -------
+        * code        rfid
+        * username    varchar(1,30,alphanumeric)
+        * firstname   varchar(3,30,letters)
+        * lastname    varchar(3,30,letters)
+        * mail        mail
+        *
+        * Note: letters is alphanumeric + ' '
+        *
+        */
+
+
+        public function testParamMail(){
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => 'aaa',
+                'lastname'  => 'aaa',
+                'mail'      => 'a.b-c@domain-c.d.com'
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::Success);
+
+        }
+
+
+        /***************
+        ****  Root  ****
+        ****************/
+
+
+        public function testParamMailRootMin(){
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => 'aaa',
+                'lastname'  => 'aaa',
+                'mail'      => 'a@b.cd'
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::Success);
+
+        }
+
+        public function testParamMailRootMinError(){
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => 'aaa',
+                'lastname'  => 'aaa',
+                'mail'      => 'a@b.c'
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'mail');
+
+        }
+
+        public function testParamMailRootMax(){
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => 'aaa',
+                'lastname'  => 'aaa',
+                'mail'      => 'a@b.cdef'
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::Success);
+
+        }
+
+        public function testParamMailRootMaxError(){
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => 'aaa',
+                'lastname'  => 'aaa',
+                'mail'      => 'a@b.cdefg'
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'mail');
+
+        }
+
+        public function testParamMailRootCharsetError(){
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => 'aaa',
+                'lastname'  => 'aaa',
+                'mail'      => 'a@b.c9d'
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'mail');
+
+        }
+
+
+
+        /***************
+        **** Domain ****
+        ****************/
+
+
+        public function testParamMailDomain(){
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => 'aaa',
+                'lastname'  => 'aaa',
+                'mail'      => 'a@b_c.d-e.f-g.h.com'
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::Success);
+
+        }
+
+
+        public function testParamMailDomainMin(){
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => 'aaa',
+                'lastname'  => 'aaa',
+                'mail'      => 'a@b.com'
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::Success);
+
+        }
+
+        public function testParamMailDomainMinError(){
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => 'aaa',
+                'lastname'  => 'aaa',
+                'mail'      => 'a@.com'
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'mail');
+
+        }
+
+
+        public function testParamMailDomainMax(){
+
+            $domain = '1234567890123456789012345678901234567890abcde';
+            $mail   = "a@{$domain}.fr";
+            $this->assertEquals(strlen($mail), 50);
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => 'aaa',
+                'lastname'  => 'aaa',
+                'mail'      => $mail
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::Success);
+
+        }
+
+        public function testParamMailDomainMaxError(){
+
+            $domain = '1234567890123456789012345678901234567890abcdef';
+            $mail   = "a@{$domain}.fr";
+            $this->assertGreaterThan(50, strlen($mail));
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => 'aaa',
+                'lastname'  => 'aaa',
+                'mail'      => $mail
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'mail');
+
+        }
+
+        public function testParamMailDomainCharsetError(){
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => 'aaa',
+                'lastname'  => 'aaa',
+                'mail'      => 'a@b-c0*d.com'
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'mail');
+
+        }
+
+
+
+
+        /*******************
+        **** Identifier ****
+        ********************/
+
+
+        public function testParamMailIdentifier(){
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => 'aaa',
+                'lastname'  => 'aaa',
+                'mail'      => 'ab-cd.ef-09.xx_3-2@x.yz'
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::Success);
+
+        }
+
+
+        public function testParamMailIdentifierMin(){
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => 'aaa',
+                'lastname'  => 'aaa',
+                'mail'      => 'a@x.yz'
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::Success);
+
+        }
+
+        public function testParamMailIdentifierMinError(){
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => 'aaa',
+                'lastname'  => 'aaa',
+                'mail'      => '@a.com'
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'mail');
+
+        }
+
+
+        public function testParamMailIdentifierMax(){
+
+            $identifier = '1234567890123456789012345678901234567890abcde';
+            $mail       = "{$identifier}@a.fr";
+            $this->assertEquals(strlen($mail), 50);
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => 'aaa',
+                'lastname'  => 'aaa',
+                'mail'      => $mail
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::Success);
+
+        }
+
+        public function testParamMailIdentifierMaxError(){
+
+            $identifier = '1_3-5.7890123456789012345678901234567890abcdef';
+            $mail       = "{$identifier}@a.fr";
+            $this->assertGreaterThan(50, strlen($mail));
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => 'aaa',
+                'lastname'  => 'aaa',
+                'mail'      => $mail
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'mail');
+
+        }
+
+        public function testParamMailIdentifierCharsetError(){
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => 'aaa',
+                'lastname'  => 'aaa',
+                'mail'      => 'a_b-c0*d@x.yz'
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'mail');
+
+        }
+
+    }
+
+?>
\ No newline at end of file
diff --git a/phpunit/tests/user/create/param/username.php b/phpunit/tests/user/create/param/username.php
new file mode 100644
index 0000000..aad9d52
--- /dev/null
+++ b/phpunit/tests/user/create/param/username.php
@@ -0,0 +1,160 @@
+<?php
+    use \PHPUnit\Framework\TestCase;
+
+    use \api\core\Request;
+    use \error\core\Err;
+    use \orm\core\Table;
+    use \orm\core\Rows;
+
+    class create extends TestCase{
+
+        /*
+        * @beforeClass
+        */
+        public function setUp(){
+            $_SERVER['REQUEST_METHOD'] = 'POST';
+            $_SERVER['SERVER_NAME']    = 'localhost';
+
+            $adminReq = Table::get('admin')
+                ->select('id_warehouse')
+                ->select('token')
+                ->fetch();
+
+            $_SERVER['PHP_AUTH_DIGEST'] = $adminReq[0]['token'];
+
+            $warehouseReq = Table::get('warehouse')
+                ->whereId($adminReq[0]['id_warehouse'])
+                ->select('token')
+                ->fetch();
+
+            $_SERVER['PHP_AUTH_DIGEST'] = $warehouseReq[0]['token'].$_SERVER['PHP_AUTH_DIGEST'];
+
+        }
+
+        /* API manifest
+        *
+        * FIELD       TYPE
+        * ---------   -------
+        * code        rfid
+        * username    varchar(1,30,alphanumeric)
+        * firstname   varchar(3,30,letters)
+        * lastname    varchar(3,30,letters)
+        * mail        mail
+        *
+        * Note: letters is alphanumeric + ' '
+        *
+        */
+
+
+        public function testParamUsername(){
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a.b-c.d-e10',
+                'firstname' => '',
+                'lastname'  => '',
+                'mail'      => ''
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'firstname');
+
+        }
+
+
+        public function testParamUsernameMin(){
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => 'a',
+                'firstname' => '',
+                'lastname'  => '',
+                'mail'      => ''
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'firstname');
+
+        }
+
+        public function testParamUsernameMinError(){
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => '',
+                'firstname' => '',
+                'lastname'  => '',
+                'mail'      => ''
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'username');
+
+        }
+
+        public function testParamUsernameMax(){
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => '123456789012345678901234567890',
+                'firstname' => '',
+                'lastname'  => '',
+                'mail'      => ''
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'firstname');
+
+        }
+
+        public function testParamUsernameMaxError(){
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => '123456789012345678901234567890x',
+                'firstname' => '',
+                'lastname'  => '',
+                'mail'      => ''
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'username');
+
+        }
+
+        public function testParamUsernameCharsetError(){
+
+            /* (1) Création requête */
+            $req = new Request('userDefault/create', [
+                'code'      => '01-10-01-10',
+                'username'  => '12345678901234567890123456789 ',
+                'firstname' => '',
+                'lastname'  => '',
+                'mail'      => ''
+            ]);
+
+            /* (2) Gestion erreur */
+            $this->assertEquals($req->error->get(), Err::WrongParam);
+            $this->assertEquals(count($req->error->args()), 2);
+            $this->assertEquals($req->error->args()[0], 'username');
+
+        }
+
+    }
+
+?>
\ No newline at end of file