Add static session token container tests

Signed-off-by: Vladimir Avdeev <v.avdeev@yadro.com>

pytest_tests/testsuites/session_token/conftest.py

@@ -0,0 +1,26 @@
+import pytest
+from wallet import WalletFactory, WalletFile
+
+
+@pytest.fixture(scope="module")
+def owner_wallet(wallet_factory: WalletFactory) -> WalletFile:
+    """
+    Returns wallet which owns containers and objects
+    """
+    return wallet_factory.create_wallet()
+
+
+@pytest.fixture(scope="module")
+def user_wallet(wallet_factory: WalletFactory) -> WalletFile:
+    """
+    Returns wallet which will use objects from owner via static session
+    """
+    return wallet_factory.create_wallet()
+
+
+@pytest.fixture(scope="module")
+def stranger_wallet(wallet_factory: WalletFactory) -> WalletFile:
+    """
+    Returns stranger wallet which should fail to obtain data
+    """
+    return wallet_factory.create_wallet()