AC-13325 Issue#39347 grouped product qty validation issue fix

app/code/Magento/GroupedProduct/Test/Mftf/ActionGroup/StorefrontValidateThreeGroupedProductQtyErrorMessageActionGroup.xml

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ /**
+  * Copyright 2011 Adobe
+  * All Rights Reserved.
+  */
+-->
+
+<actionGroups xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+              xsi:noNamespaceSchemaLocation="urn:magento:mftf:Test/etc/actionGroupSchema.xsd">
+    <actionGroup name="StorefrontValidateThreeGroupedProductQtyErrorMessageActionGroup">
+        <annotations>
+            <description>Validates Child Products Quantities Input Error Messages are displaying</description>
+        </annotations>
+        <arguments>
+            <argument name="firstProductIndex" type="string" defaultValue="1"/>
+            <argument name="secondProductIndex" type="string" defaultValue="2"/>
+            <argument name="thirdProductIndex" type="string" defaultValue="3"/>
+        </arguments>
+        <dontSeeElement selector="{{StorefrontProductInfoMainSection.groupedProductsAssociatedProductQuantityMageError(firstProductIndex)}}" stepKey="checkingInputValidationErrorMessageForFirstProduct"/>
+        <seeElement selector="{{StorefrontProductInfoMainSection.groupedProductsAssociatedProductQuantityMageError(secondProductIndex)}}" stepKey="checkingInputValidationErrorMessageForSecondProduct"/>
+        <dontSeeElement selector="{{StorefrontProductInfoMainSection.groupedProductsAssociatedProductQuantityMageError(thirdProductIndex)}}" stepKey="checkingInputValidationErrorMessageForThirdProduct"/>
+    </actionGroup>
+</actionGroups>

app/code/Magento/GroupedProduct/Test/Mftf/Section/StorefrontProductInfoMainSection.xml

@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
  /**
-  * Copyright © Magento, Inc. All rights reserved.
-  * See COPYING.txt for license details.
+  * Copyright 2011 Adobe
+  * All Rights Reserved.
   */
 -->
 
@@ -14,6 +14,7 @@
         <element name="groupedProductsAssociatedProductName" type="text" parameterized="true" selector="#super-product-table tbody tr:nth-of-type({{index}}) .product-item-name"/>
         <element name="groupedProductsAssociatedProductPrice" type="text" parameterized="true" selector="#super-product-table tbody tr:nth-of-type({{index}}) .price"/>
         <element name="groupedProductsAssociatedProductQuantity" type="input" parameterized="true" selector="#super-product-table tbody tr:nth-of-type({{index}}) input.qty"/>
+        <element name="groupedProductsAssociatedProductQuantityMageError" type="input" parameterized="true" selector="#super-product-table tr:nth-of-type({{index}}) input.mage-error"/>
         <element name="groupedProductOptions" type="input" selector="//td//strong[text()='{{productName}}']" parameterized="true"/>
     </section>
 </sections>

app/code/Magento/GroupedProduct/Test/Mftf/Test/StoreFrontValidateGroupedProductQuantityInputErrorMessageTest.xml

@@ -0,0 +1,59 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ /**
+  * Copyright 2011 Adobe
+  * All Rights Reserved.
+  */
+-->
+
+<tests xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+       xsi:noNamespaceSchemaLocation="urn:magento:mftf:Test/etc/testSchema.xsd">
+    <test name="StoreFrontValidateGroupedProductQuantityInputErrorMessageTest">
+        <annotations>
+            <features value="GroupedProduct"/>
+            <stories value="Verify grouped product qty validation message in Storefront"/>
+            <title value="Grouped product qty validation should be displayed only on invalid qty textbox"/>
+            <description value="Grouped product qty validation should be displayed only on invalid qty textbox"/>
+            <testCaseId value="AC-13325"/>
+            <severity value="MAJOR"/>
+            <group value="GroupedProduct"/>
+        </annotations>
+        <before>
+            <createData entity="ApiProductWithDescription" stepKey="simple1"/>
+            <createData entity="ApiProductWithDescription" stepKey="simple2"/>
+            <createData entity="ApiProductWithDescription" stepKey="simple3"/>
+            <createData entity="ApiGroupedProduct" stepKey="product"/>
+            <createData entity="OneSimpleProductLink" stepKey="addProductOne">
+                <requiredEntity createDataKey="product"/>
+                <requiredEntity createDataKey="simple1"/>
+            </createData>
+            <updateData entity="OneMoreSimpleProductLink" createDataKey="addProductOne" stepKey="addProductTwo">
+                <requiredEntity createDataKey="product"/>
+                <requiredEntity createDataKey="simple2"/>
+            </updateData>
+            <updateData entity="OneMoreSimpleProductLink" createDataKey="addProductOne" stepKey="addProductThree">
+                <requiredEntity createDataKey="product"/>
+                <requiredEntity createDataKey="simple3"/>
+            </updateData>
+            <actionGroup ref="CliIndexerReindexActionGroup" stepKey="runIndex">
+                <argument name="indices" value=""/>
+            </actionGroup>
+        </before>
+        <after>
+            <deleteData createDataKey="simple1" stepKey="deleteSimple1"/>
+            <deleteData createDataKey="simple2" stepKey="deleteSimple2"/>
+            <deleteData createDataKey="simple3" stepKey="deleteSimple3"/>
+            <deleteData createDataKey="product" stepKey="deleteGroupedProduct"/>
+        </after>
+        <actionGroup ref="StorefrontAddThreeGroupedProductToTheCartActionGroup" stepKey="enterSimpleProductsQty">
+            <argument name="urlKey" value="$$product.custom_attributes[url_key]$$" />
+            <argument name="product1" value="$simple1.name$"/>
+            <argument name="product2" value="$simple2.name$"/>
+            <argument name="product3" value="$simple3.name$"/>
+            <argument name="qty1" value="10"/>
+            <argument name="qty2" value="-10"/>
+            <argument name="qty3" value="5"/>
+        </actionGroup>
+        <actionGroup ref="StorefrontValidateThreeGroupedProductQtyErrorMessageActionGroup" stepKey="verifyQtyInputErrorMessage" />
+    </test>
+</tests>

lib/web/mage/validation/validation.js

@@ -14,25 +14,19 @@ define([
         'validate-grouped-qty': [
             function (value, element, params) {
                 var result = false,
-                    total = 0;
+                    total = 0,
+                    valInt;
 
-                $(params).find('input[data-validate*="validate-grouped-qty"]').each(function (i, e) {
-                    var val = $(e).val(),
-                        valInt;
+                if (value && value.length > 0) {
+                    result = true;
+                    valInt = parseFloat(value) || 0;
 
-                    if (val && val.length > 0) {
-                        result = true;
-                        valInt = parseFloat(val) || 0;
-
-                        if (valInt >= 0) {
-                            total += valInt;
-                        } else {
-                            result = false;
-
-                            return result;
-                        }
+                    if (valInt >= 0) {
+                        total += valInt;
+                    } else {
+                        return false;
                     }
-                });
+                }
 
                 return result && total > 0;
             },