diff --git a/Tests/verifyTest.php b/Tests/verifyTest.php
index 9279826..4f28342 100644
--- a/Tests/verifyTest.php
+++ b/Tests/verifyTest.php
@@ -33,6 +33,32 @@ class test_verify extends PHPUnit_Framework_TestCase
     $res = \verify::staticIs_datetimeSQL ("2017-13-55 22:55:17");
     $this->assertSame ($res, false);
   }
+  public function test_is_dateSQL1 ()
+  {
+    $verify = new \verify ();
+    $res = $verify->is_dateSQL ("2017-04-13");
+    $this->assertSame ($res, true);
+  }
+
+  public function test_is_dateSQL2 ()
+  {
+    $verify = new \verify ();
+    $res = $verify->is_dateSQL ("2017-13-55");
+    $this->assertSame ($res, false);
+  }
+
+  public function test_staticIs_dateSQL1 ()
+  {
+    $res = \verify::staticIs_dateSQL ("2017-04-13");
+    $this->assertSame ($res, true);
+  }
+
+  public function test_staticIs_dateSQL2 ()
+  {
+    $res = \verify::staticIs_dateSQL ("2017-13-55");
+    $this->assertSame ($res, false);
+  }
+
 
   /////////////////
   //   NUMBERS   //