MFTF Stability control

 - fix unstable behaviour
 - fix an issue with Test Isolation

Author: okolesnyk

app/code/Magento/Checkout/Test/Mftf/ActionGroup/AssertShoppingCartIsEmptyActionGroup.xml

@@ -15,6 +15,6 @@
 
         <amOnPage url="{{CheckoutCartPage.url}}" stepKey="amOnPageShoppingCart"/>
         <waitForPageLoad stepKey="waitForCheckoutPageLoad"/>
-        <see userInput="You have no items in your shopping cart." stepKey="seeNoItemsInShoppingCart"/>
+        <waitForText userInput="You have no items in your shopping cart." stepKey="seeNoItemsInShoppingCart"/>
     </actionGroup>
 </actionGroups>

app/code/Magento/SalesRule/Test/Mftf/ActionGroup/AdminSalesRuleActionGroup.xml

@@ -21,7 +21,9 @@
         <fillField selector="{{AdminCartPriceRulesSection.filterByNameInput}}" userInput="{{ruleName}}" stepKey="filterByName"/>
         <click selector="{{AdminCartPriceRulesSection.searchButton}}" stepKey="doFilter"/>
         <click selector="{{AdminCartPriceRulesSection.rowByIndex('1')}}" stepKey="goToEditRulePage"/>
+        <waitForElementClickable selector="{{AdminCartPriceRulesFormSection.delete}}" stepKey="waitForDeleteButtonClickable" />
         <click selector="{{AdminCartPriceRulesFormSection.delete}}" stepKey="clickDeleteButton"/>
+        <waitForElementClickable selector="{{AdminCartPriceRulesFormSection.modalAcceptButton}}" stepKey="waitForConfirmButtonClickable" />
         <click selector="{{AdminCartPriceRulesFormSection.modalAcceptButton}}" stepKey="confirmDelete"/>
     </actionGroup>
 </actionGroups>

app/code/Magento/SalesRule/Test/Mftf/Test/CartPriceRuleForConfigurableProductTest.xml

@@ -82,15 +82,16 @@
         </before>
 
         <after>
-            <actionGroup ref="DeleteCartPriceRuleByName" stepKey="DeleteCartPriceRuleByName">
-                <argument name="ruleName" value="{{SimpleSalesRule.name}}"/>
-            </actionGroup>
+
             <deleteData createDataKey="createConfigProduct" stepKey="deleteConfigProduct"/>
             <deleteData createDataKey="createConfigChildProduct1" stepKey="deleteConfigChildProduct1"/>
             <deleteData createDataKey="createConfigChildProduct2" stepKey="deleteConfigChildProduct2"/>
             <deleteData createDataKey="createConfigProductAttribute" stepKey="deleteConfigProductAttribute"/>
             <deleteData createDataKey="createCategory" stepKey="deleteApiCategory"/>
-	        <actionGroup ref="AdminLogoutActionGroup" stepKey="logout"/>
+            <actionGroup ref="DeleteCartPriceRuleByName" stepKey="DeleteCartPriceRuleByName">
+                <argument name="ruleName" value="{{SimpleSalesRule.name}}"/>
+            </actionGroup>
+            <actionGroup ref="AdminLogoutActionGroup" stepKey="logout"/>
 
             <!-- Reindex invalidated indices after product attribute has been created/deleted -->
             <actionGroup ref="CliIndexerReindexActionGroup" stepKey="reindexInvalidatedIndices">
@@ -107,7 +108,7 @@
         <generateDate date="-1 day" format="m/d/Y" stepKey="yesterdayDate"/>
         <fillField selector="{{AdminCartPriceRulesFormSection.fromDate}}" userInput="{$yesterdayDate}" stepKey="fillFromDate"/>
         <selectOption selector="{{AdminCartPriceRulesFormSection.coupon}}" userInput="Specific Coupon" stepKey="selectCouponType"/>
-        <fillField selector="{{AdminCartPriceRulesFormSection.couponCode}}" userInput="ABCD" stepKey="fillCouponCOde"/>
+        <fillField selector="{{AdminCartPriceRulesFormSection.couponCode}}" userInput="{{_defaultCoupon.code}}" stepKey="fillCouponCOde"/>
         <click selector="{{AdminCartPriceRulesFormSection.actionsHeader}}" stepKey="clickToExpandActions"/>
         <fillField selector="{{AdminCartPriceRulesFormSection.discountAmount}}" userInput="50" stepKey="fillDiscountAmount"/>
         <scrollTo selector="{{AdminCartPriceRulesFormSection.conditions}}" stepKey="ScrollToApplyRuleForConditions"/>
@@ -137,7 +138,7 @@
         <!--View and edit cart-->
         <actionGroup ref="ClickViewAndEditCartFromMiniCartActionGroup" stepKey="clickViewAndEditCartFromMiniCart"/>
         <click selector="{{DiscountSection.DiscountTab}}" stepKey="scrollToDiscountTab" />
-        <fillField selector="{{DiscountSection.CouponInput}}" userInput="ABCD" stepKey="fillCouponCode" />
+        <fillField selector="{{DiscountSection.CouponInput}}" userInput="{{_defaultCoupon.code}}" stepKey="fillCouponCode" />
         <click selector="{{DiscountSection.ApplyCodeBtn}}" stepKey="applyCode"/>
         <waitForPageLoad stepKey="waitForPageLoad3"/>
         <see userInput="You used coupon code" stepKey="assertText"/>