MAGETWO-90966: Tax estimation not using default location for estimate with virtual product

Author: zakdma

app/code/Magento/Checkout/view/frontend/web/js/view/cart/shipping-estimation.js

@@ -55,6 +55,12 @@ define(
                     checkoutDataResolver.resolveEstimationAddress();
                     address = quote.isVirtual() ? quote.billingAddress() : quote.shippingAddress();
 
+                    if (!address && quote.isVirtual()) {
+                        address = addressConverter.formAddressDataToQuoteAddress(
+                            checkoutData.getSelectedBillingAddress()
+                        );
+                    }
+
                     if (address) {
                         estimatedAddress = address.isEditable() ?
                             addressConverter.quoteAddressToFormAddressData(address) :

app/code/Magento/Tax/Test/Mftf/Test/StorefrontTaxInformationInShoppingCartForGuestVirtualQuoteTest.xml

@@ -18,9 +18,6 @@
             <testCaseId value="MAGETWO-41931"/>
             <group value="checkout"/>
             <group value="tax"/>
-            <skip>
-                <issueId value="MAGETWO-90966"/>
-            </skip>
          </annotations>
          <before>
              <!-- Preconditions  -->