diff --git a/src/Storages/tests/gtest_transform_query_for_external_database.cpp b/src/Storages/tests/gtest_transform_query_for_external_database.cpp
index cdd4f6eafdd..13e1ca882af 100644
--- a/src/Storages/tests/gtest_transform_query_for_external_database.cpp
+++ b/src/Storages/tests/gtest_transform_query_for_external_database.cpp
@@ -220,17 +220,32 @@ TEST(TransformQueryForExternalDatabase, ForeignColumnInWhere)
           R"(SELECT "column", "apply_id" FROM "test"."table" WHERE ("column" > 2) AND ("apply_id" = 1))");
 }
 
-TEST(TransformQueryForExternalDatabase, Strict)
+TEST(TransformQueryForExternalDatabase, NoStrict)
 {
     const State & state = State::instance();
 
     check(state, 1,
           "SELECT field FROM table WHERE field IN (SELECT attr FROM table2)",
           R"(SELECT "field" FROM "test"."table")");
+}
 
+TEST(TransformQueryForExternalDatabase, Strict)
+{
+    const State & state = State::instance();
     state.context->setSetting("external_table_strict_query", true);
+
+    check(state, 1,
+          "SELECT field FROM table WHERE field = '1'",
+          R"(SELECT "field" FROM "test"."table" WHERE "field" = '1')");
+    check(state, 1,
+          "SELECT field FROM table WHERE field IN ('1', '2')",
+          R"(SELECT "field" FROM "test"."table" WHERE "field" IN ('1', '2'))");
+    check(state, 1,
+          "SELECT field FROM table WHERE field LIKE '%test%'",
+          R"(SELECT "field" FROM "test"."table" WHERE "field" LIKE '%test%')");
+
     /// removeUnknownSubexpressionsFromWhere() takes place
     EXPECT_THROW(check(state, 1, "SELECT field FROM table WHERE field IN (SELECT attr FROM table2)", ""), Exception);
-    /// isCompatible() takes place
+    /// !isCompatible() takes place
     EXPECT_THROW(check(state, 1, "SELECT column FROM test.table WHERE left(column, 10) = RIGHT(column, 10) AND SUBSTRING(column FROM 1 FOR 2) = 'Hello'", ""), Exception);
 }