adding validation to unit test, line before return statement, and remove unused jquery/ui from validation

Author: tiagooctp

app/code/Magento/Customer/Test/Unit/Block/Widget/DobTest.php

@@ -521,16 +521,16 @@ public function testGetHtmlExtraParamsWithoutRequiredOption()
     {
         $this->escaper->expects($this->any())
             ->method('escapeHtml')
-            ->with('{"validate-date":{"dateFormat":"M\/d\/Y"}}')
-            ->will($this->returnValue('{"validate-date":{"dateFormat":"M\/d\/Y"}}'));
+            ->with('{"validate-date":{"dateFormat":"M\/d\/Y"},"validate-dob":true}')
+            ->will($this->returnValue('{"validate-date":{"dateFormat":"M\/d\/Y"},"validate-dob":true}'));
 
         $this->attribute->expects($this->once())
             ->method("isRequired")
             ->willReturn(false);
 
         $this->assertEquals(
             $this->_block->getHtmlExtraParams(),
-            'data-validate="{"validate-date":{"dateFormat":"M\/d\/Y"}}"'
+            'data-validate="{"validate-date":{"dateFormat":"M\/d\/Y"},"validate-dob":true}"'
         );
     }
 
@@ -544,13 +544,13 @@ public function testGetHtmlExtraParamsWithRequiredOption()
             ->willReturn(true);
         $this->escaper->expects($this->any())
             ->method('escapeHtml')
-            ->with('{"required":true,"validate-date":{"dateFormat":"M\/d\/Y"}}')
-            ->will($this->returnValue('{"required":true,"validate-date":{"dateFormat":"M\/d\/Y"}}'));
+            ->with('{"required":true,"validate-date":{"dateFormat":"M\/d\/Y"},"validate-dob":true}')
+            ->will($this->returnValue('{"required":true,"validate-date":{"dateFormat":"M\/d\/Y"},"validate-dob":true}'));
 
         $this->context->expects($this->any())->method('getEscaper')->will($this->returnValue($this->escaper));
 
         $this->assertEquals(
-            'data-validate="{"required":true,"validate-date":{"dateFormat":"M\/d\/Y"}}"',
+            'data-validate="{"required":true,"validate-date":{"dateFormat":"M\/d\/Y"},"validate-dob":true}"',
             $this->_block->getHtmlExtraParams()
         );
     }

app/code/Magento/Customer/view/base/ui_component/customer_form.xml

@@ -260,9 +260,6 @@
             <argument name="data" xsi:type="array">
                 <item name="config" xsi:type="array">
                     <item name="source" xsi:type="string">customer</item>
-                    <item name="options" xsi:type="array">
-                        <item name="maxDate" xsi:type="string">-1d</item>
-                    </item>
                 </item>
             </argument>
             <settings>
@@ -273,6 +270,15 @@
                 <dataType>text</dataType>
                 <visible>true</visible>
             </settings>
+            <formElements>
+                <date>
+                    <settings>
+                        <options>
+                            <option name="maxDate" xsi:type="string">-1d</option>
+                        </options>
+                    </settings>
+                </date>
+            </formElements>
         </field>
         <field name="taxvat" formElement="input">
             <argument name="data" xsi:type="array">

app/code/Magento/Customer/view/frontend/web/js/validation.js

@@ -1,7 +1,6 @@
 require([
     'jquery',
     'moment',
-    'jquery/ui',
     'jquery/validate',
     'mage/translate',
 ], function($, moment) {
@@ -12,6 +11,7 @@ require([
             if (value === '') {
                 return true;
             }
+
             return moment(value).isBefore(moment());
         },
         $.mage.__('The Date of Birth should not be greater than today.')