Issue #3132759 by mvonfrie, AaronBauman, anmolgoyal74, jungle, DamienMcKenna:...

Issue #3132759 by mvonfrie, AaronBauman, anmolgoyal74, jungle, DamienMcKenna: ConfigEntityType "missing 'config_export" error message doesn't say what annotation is missing

(cherry picked from commit b2519618)

core/lib/Drupal/Core/Config/Entity/ConfigEntityBase.php

@@ -248,7 +248,7 @@ public function toArray() {
     $id_key = $entity_type->getKey('id');
     $property_names = $entity_type->getPropertiesToExport($this->id());
     if (empty($property_names)) {
-      throw new SchemaIncompleteException(sprintf("Entity type '%s' is missing 'config_export' definition in its annotation", get_class($entity_type)));
+      throw new SchemaIncompleteException(sprintf("Entity type '%s' is missing 'config_export' definition in its annotation", $entity_type->getClass()));
     }
     foreach ($property_names as $property_name => $export_name) {
       // Special handling for IDs so that computed compound IDs work.

core/tests/Drupal/Tests/Core/Config/Entity/ConfigEntityBaseUnitTest.php

@@ -635,8 +635,11 @@ public function testToArraySchemaException() {
     $this->entityType->expects($this->any())
       ->method('getPropertiesToExport')
       ->willReturn(NULL);
+    $this->entityType->expects($this->any())
+      ->method('getClass')
+      ->willReturn("FooConfigEntity");
     $this->expectException(SchemaIncompleteException::class);
-    $this->expectExceptionMessageMatches("/Entity type 'Mock_ConfigEntityTypeInterface_[^']*' is missing 'config_export' definition in its annotation/");
+    $this->expectExceptionMessage("Entity type 'FooConfigEntity' is missing 'config_export' definition in its annotation");
     $this->entity->toArray();
   }