first commit

test_batch4.py

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+from license_manager.client import Client, ClientOptions, Callbacks
+from license_manager.config import Config
+from license_manager.hardware import DefaultHardwareProvider
+from license_manager.storage import FileStore
+import os
+
+def test_client_init_offline():
+    cfg = Config(product="A", version="1", offline=True)
+    try:
+        cfg.public_key_pem = b"dummy"
+        cfg.license_file_path = "dummy.lic"
+        # Since it's offline and dummy.lic doesn't exist, it should raise
+        client = Client(cfg)
+        assert False, "Should raise offline load error"
+    except ValueError as e:
+        assert "offline mode requires preloaded license" in str(e) or "read public key" in str(e)
+        print(f"Caught expected error: {e}")
+
+if __name__ == "__main__":
+    test_client_init_offline()
+    print("Client integration test verified basic offline fail fast.")