diff --git a/tests/unit/samples/schemasample/container-multiple-inline.yml b/tests/unit/samples/schemasample/container-multiple-inline.yml
new file mode 100644
index 00000000..58a3f08e
--- /dev/null
+++ b/tests/unit/samples/schemasample/container-multiple-inline.yml
@@ -0,0 +1,61 @@
+version: "1"
+
+providers:
+
+  core:
+    provider: Container
+    providers:
+      config:
+        provider: Configuration
+
+  gateways:
+    provider: Container
+    providers:
+      database_client:
+        provider: Singleton
+        provides: sqlite3.connect
+        args:
+          - core.config.database.dsn
+
+      s3_client:
+        provider: Singleton
+        provides: boto3.client
+        kwargs:
+          service_name: s3
+          aws_access_key_id: core.config.aws.access_key_id
+          aws_secret_access_key: core.config.aws.secret_access_key
+
+  services:
+    provider: Container
+    providers:
+      user:
+        provider: Factory
+        provides: schemasample.services.UserService
+        kwargs:
+          db:
+            provider: Callable
+            provides: schemasample.utils.return_
+            args:
+              - gateways.database_client
+
+      auth:
+        provider: Factory
+        provides: schemasample.services.AuthService
+        kwargs:
+          db:
+            provider: Callable
+            provides: schemasample.utils.return_
+            args:
+              - gateways.database_client
+          token_ttl: core.config.auth.token_ttl.as_int()
+
+      photo:
+        provider: Factory
+        provides: schemasample.services.PhotoService
+        kwargs:
+          db:
+            provider: Callable
+            provides: schemasample.utils.return_
+            args:
+              - gateways.database_client
+          s3: gateways.s3_client
diff --git a/tests/unit/samples/schemasample/utils.py b/tests/unit/samples/schemasample/utils.py
new file mode 100644
index 00000000..4b371b2b
--- /dev/null
+++ b/tests/unit/samples/schemasample/utils.py
@@ -0,0 +1,2 @@
+def return_(instance):
+    return instance
diff --git a/tests/unit/schema/test_integration_py36.py b/tests/unit/schema/test_integration_py36.py
index 382cf307..8437e3e3 100644
--- a/tests/unit/schema/test_integration_py36.py
+++ b/tests/unit/schema/test_integration_py36.py
@@ -162,3 +162,140 @@ class TestSchemaMultipleContainers(unittest.TestCase):
         self.assertIs(photo_service1.s3, photo_service2.s3)
         self.assertIs(photo_service1.s3, container.gateways.s3_client())
         self.assertIs(photo_service2.s3, container.gateways.s3_client())
+
+class TestSchemaMultipleContainers(unittest.TestCase):
+
+    def test(self):
+        container = containers.DynamicContainer()
+
+        schema_path = pathlib.Path(__file__).parent.parent / 'samples' / 'schemasample' / 'container-multiple.yml'
+        # TODO: from_yaml_schema()
+        with open(schema_path) as file:
+            schema = yaml.load(file, yaml.Loader)
+        container.from_schema(schema)
+
+        container.core.config.from_dict({
+            'database': {
+                'dsn': ':memory:',
+            },
+            'aws': {
+                'access_key_id': 'KEY',
+                'secret_access_key': 'SECRET',
+            },
+            'auth': {
+                'token_ttl': 3600,
+            },
+        })
+
+        # User service
+        user_service1 = container.services.user()
+        user_service2 = container.services.user()
+        self.assertIsInstance(user_service1, UserService)
+        self.assertIsInstance(user_service2, UserService)
+        self.assertIsNot(user_service1, user_service2)
+
+        self.assertIsInstance(user_service1.db, sqlite3.Connection)
+        self.assertIsInstance(user_service2.db, sqlite3.Connection)
+        self.assertIs(user_service1.db, user_service2.db)
+
+        # Auth service
+        auth_service1 = container.services.auth()
+        auth_service2 = container.services.auth()
+        self.assertIsInstance(auth_service1, AuthService)
+        self.assertIsInstance(auth_service2, AuthService)
+        self.assertIsNot(auth_service1, auth_service2)
+
+        self.assertIsInstance(auth_service1.db, sqlite3.Connection)
+        self.assertIsInstance(auth_service2.db, sqlite3.Connection)
+        self.assertIs(auth_service1.db, auth_service2.db)
+        self.assertIs(auth_service1.db, container.gateways.database_client())
+        self.assertIs(auth_service2.db, container.gateways.database_client())
+
+        self.assertEqual(auth_service1.token_ttl, 3600)
+        self.assertEqual(auth_service2.token_ttl, 3600)
+
+        # Photo service
+        photo_service1 = container.services.photo()
+        photo_service2 = container.services.photo()
+        self.assertIsInstance(photo_service1, PhotoService)
+        self.assertIsInstance(photo_service2, PhotoService)
+        self.assertIsNot(photo_service1, photo_service2)
+
+        self.assertIsInstance(photo_service1.db, sqlite3.Connection)
+        self.assertIsInstance(photo_service2.db, sqlite3.Connection)
+        self.assertIs(photo_service1.db, photo_service2.db)
+        self.assertIs(photo_service1.db, container.gateways.database_client())
+        self.assertIs(photo_service2.db, container.gateways.database_client())
+
+        self.assertIs(photo_service1.s3, photo_service2.s3)
+        self.assertIs(photo_service1.s3, container.gateways.s3_client())
+        self.assertIs(photo_service2.s3, container.gateways.s3_client())
+
+
+class TestSchemaMultipleContainersWithInlineProviders(unittest.TestCase):
+
+    def test(self):
+        container = containers.DynamicContainer()
+
+        schema_path = pathlib.Path(__file__).parent.parent / 'samples' / 'schemasample' / 'container-multiple-inline.yml'
+        # TODO: from_yaml_schema()
+        with open(schema_path) as file:
+            schema = yaml.load(file, yaml.Loader)
+        container.from_schema(schema)
+
+        container.core.config.from_dict({
+            'database': {
+                'dsn': ':memory:',
+            },
+            'aws': {
+                'access_key_id': 'KEY',
+                'secret_access_key': 'SECRET',
+            },
+            'auth': {
+                'token_ttl': 3600,
+            },
+        })
+
+        # User service
+        user_service1 = container.services.user()
+        user_service2 = container.services.user()
+        self.assertIsInstance(user_service1, UserService)
+        self.assertIsInstance(user_service2, UserService)
+        self.assertIsNot(user_service1, user_service2)
+
+        self.assertIsInstance(user_service1.db, sqlite3.Connection)
+        self.assertIsInstance(user_service2.db, sqlite3.Connection)
+        self.assertIs(user_service1.db, user_service2.db)
+
+        # Auth service
+        auth_service1 = container.services.auth()
+        auth_service2 = container.services.auth()
+        self.assertIsInstance(auth_service1, AuthService)
+        self.assertIsInstance(auth_service2, AuthService)
+        self.assertIsNot(auth_service1, auth_service2)
+
+        self.assertIsInstance(auth_service1.db, sqlite3.Connection)
+        self.assertIsInstance(auth_service2.db, sqlite3.Connection)
+        self.assertIs(auth_service1.db, auth_service2.db)
+        self.assertIs(auth_service1.db, container.gateways.database_client())
+        self.assertIs(auth_service2.db, container.gateways.database_client())
+
+        self.assertEqual(auth_service1.token_ttl, 3600)
+        self.assertEqual(auth_service2.token_ttl, 3600)
+
+        # Photo service
+        photo_service1 = container.services.photo()
+        photo_service2 = container.services.photo()
+        self.assertIsInstance(photo_service1, PhotoService)
+        self.assertIsInstance(photo_service2, PhotoService)
+        self.assertIsNot(photo_service1, photo_service2)
+
+        self.assertIsInstance(photo_service1.db, sqlite3.Connection)
+        self.assertIsInstance(photo_service2.db, sqlite3.Connection)
+        self.assertIs(photo_service1.db, photo_service2.db)
+        self.assertIs(photo_service1.db, container.gateways.database_client())
+        self.assertIs(photo_service2.db, container.gateways.database_client())
+
+        self.assertIs(photo_service1.s3, photo_service2.s3)
+        self.assertIs(photo_service1.s3, container.gateways.s3_client())
+        self.assertIs(photo_service2.s3, container.gateways.s3_client())