chore: refactor and add components integration tests (#3607)

* improve inegration tests

* add fixes

* [autofix.ci] apply automated fixes

---------

Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>

src/backend/tests/integration/components/inputs/test_chat_input.py

@@ -0,0 +1,55 @@
+from langflow.memory import get_messages
+from langflow.schema.message import Message
+from tests.integration.utils import run_single_component
+
+from langflow.components.inputs import ChatInput
+import pytest
+
+
+@pytest.mark.asyncio
+async def test_default():
+    outputs = await run_single_component(ChatInput, run_input="hello")
+    assert isinstance(outputs["message"], Message)
+    assert outputs["message"].text == "hello"
+    assert outputs["message"].sender == "User"
+    assert outputs["message"].sender_name == "User"
+
+    outputs = await run_single_component(ChatInput, run_input="")
+    assert isinstance(outputs["message"], Message)
+    assert outputs["message"].text == ""
+    assert outputs["message"].sender == "User"
+    assert outputs["message"].sender_name == "User"
+
+
+@pytest.mark.asyncio
+async def test_sender():
+    outputs = await run_single_component(
+        ChatInput, inputs={"sender": "Machine", "sender_name": "AI"}, run_input="hello"
+    )
+    assert isinstance(outputs["message"], Message)
+    assert outputs["message"].text == "hello"
+    assert outputs["message"].sender == "Machine"
+    assert outputs["message"].sender_name == "AI"
+
+
+@pytest.mark.asyncio
+async def test_do_not_store_messages():
+    session_id = "test-session-id"
+    outputs = await run_single_component(
+        ChatInput, inputs={"should_store_message": True}, run_input="hello", session_id=session_id
+    )
+    assert isinstance(outputs["message"], Message)
+    assert outputs["message"].text == "hello"
+    assert outputs["message"].session_id == session_id
+
+    assert len(get_messages(session_id=session_id)) == 1
+
+    session_id = "test-session-id-another"
+    outputs = await run_single_component(
+        ChatInput, inputs={"should_store_message": False}, run_input="hello", session_id=session_id
+    )
+    assert isinstance(outputs["message"], Message)
+    assert outputs["message"].text == "hello"
+    assert outputs["message"].session_id == session_id
+
+    assert len(get_messages(session_id=session_id)) == 0