Add test for VIEWS and MATERIALIZED VIEWS interoperability

testing/trino-testing/src/main/java/io/trino/testing/BaseConnectorTest.java

@@ -537,6 +537,37 @@ public void testMaterializedView()
         assertUpdate("DROP MATERIALIZED VIEW " + viewNameWithComment);
     }
 
+    @Test
+    public void testViewAndMaterializedViewTogether()
+    {
+        if (!hasBehavior(SUPPORTS_CREATE_MATERIALIZED_VIEW) || !hasBehavior(SUPPORTS_CREATE_VIEW)) {
+            return;
+        }
+        // Validate that it is possible to have views and materialized views defined at the same time and both are operational
+
+        String schemaName = getSession().getSchema().orElseThrow();
+
+        String regularViewName = "test_views_together_normal_" + randomTableSuffix();
+        assertUpdate("CREATE VIEW " + regularViewName + " AS SELECT * FROM region");
+
+        String materializedViewName = "test_views_together_materialized_" + randomTableSuffix();
+        assertUpdate("CREATE MATERIALIZED VIEW " + materializedViewName + " AS SELECT * FROM nation");
+
+        // both should be accessible via information_schema.views
+        // TODO: actually it is not the cased now hence overridable `checkInformationSchemaViewsForMaterializedView`
+        assertThat(query("SELECT table_name FROM information_schema.views WHERE table_schema = '" + schemaName + "'"))
+                .skippingTypesCheck()
+                .containsAll("VALUES '" + regularViewName + "'");
+        checkInformationSchemaViewsForMaterializedView(schemaName, materializedViewName);
+
+        // check we can query from both
+        assertThat(query("SELECT * FROM " + regularViewName)).containsAll("SELECT * FROM region");
+        assertThat(query("SELECT * FROM " + materializedViewName)).containsAll("SELECT * FROM nation");
+
+        assertUpdate("DROP VIEW " + regularViewName);
+        assertUpdate("DROP MATERIALIZED VIEW " + materializedViewName);
+    }
+
     // TODO inline when all implementations fixed
     protected void checkInformationSchemaViewsForMaterializedView(String schemaName, String viewName)
     {