ACP2E-38: No shipping methods are available when new user is registered and products in cart are from guest session

Author: Chhandak.Barua

app/code/Magento/Checkout/Test/Unit/Model/Layout/DepersonalizePluginTest.php

@@ -46,7 +46,7 @@ class DepersonalizePluginTest extends TestCase
     protected function setUp(): void
     {
         $this->layoutMock = $this->getMockForAbstractClass(LayoutInterface::class);
-        $this->checkoutSessionMock = $this->createPartialMock(CheckoutSession::class, ['clearStorage']);
+        $this->checkoutSessionMock = $this->createPartialMock(CheckoutSession::class, ['clearStorage', 'setQuoteId', 'getQuoteId']);
         $this->depersonalizeCheckerMock = $this->createMock(DepersonalizeChecker::class);
 
         $this->plugin = (new ObjectManagerHelper($this))->getObject(
@@ -70,6 +70,10 @@ public function testAfterGenerateElements(): void
             ->expects($this->once())
             ->method('clearStorage')
             ->willReturnSelf();
+        $this->checkoutSessionMock
+            ->expects($this->once())
+            ->method('setQuoteId')
+            ->willReturn(1);
 
         $this->assertEmpty($this->plugin->afterGenerateElements($this->layoutMock));
     }
@@ -86,7 +90,43 @@ public function testAfterGenerateElementsNoDepersonalize(): void
             ->expects($this->never())
             ->method('clearStorage')
             ->willReturnSelf();
+        $this->checkoutSessionMock
+            ->expects($this->never())
+            ->method('setQuoteId')
+            ->willReturn(1);
 
         $this->assertEmpty($this->plugin->afterGenerateElements($this->layoutMock));
     }
+
+    /**
+     * Test beforeGenerateElements method when depersonalization is needed.
+     *
+     * @return void
+     */
+    public function testBeforeGenerateXml(): void
+    {
+        $this->depersonalizeCheckerMock->expects($this->once())->method('checkIfDepersonalize')->willReturn(true);
+        $this->checkoutSessionMock
+            ->expects($this->once())
+            ->method('getQuoteId')
+            ->willReturn(1);
+
+        $this->assertEmpty($this->plugin->beforeGenerateXml($this->layoutMock));
+    }
+
+    /**
+     * Test afterGenerateElements method when depersonalization is needed.
+     *
+     * @return void
+     */
+    public function testBeforeGenerateXmlNoDepersonalize(): void
+    {
+        $this->depersonalizeCheckerMock->expects($this->once())->method('checkIfDepersonalize')->willReturn(false);
+        $this->checkoutSessionMock
+            ->expects($this->never())
+            ->method('getQuoteId')
+            ->willReturn(1);
+
+        $this->assertEmpty($this->plugin->beforeGenerateXml($this->layoutMock));
+    }
 }