feat: New Web search component (#8135)

* web search component

* update tests

* Update test_web_search.py

* [autofix.ci] apply automated fixes

* add timeout input, santitize query, type check

---------

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

src/backend/tests/unit/components/data/test_web_search.py

@@ -0,0 +1,42 @@
+import pytest
+from langflow.components.data.web_search import WebSearchComponent
+from langflow.schema import DataFrame
+
+from tests.base import ComponentTestBaseWithoutClient
+
+
+class TestWebSearchComponent(ComponentTestBaseWithoutClient):
+    @pytest.fixture
+    def component_class(self):
+        """Return the component class to test."""
+        return WebSearchComponent
+
+    @pytest.fixture
+    def default_kwargs(self):
+        """Return the default kwargs for the component."""
+        return {
+            "query": "OpenAI GPT-4",
+        }
+
+    @pytest.fixture
+    def file_names_mapping(self):
+        """Return the file names mapping for the component."""
+        return []
+
+    async def test_invalid_url_handling(self):
+        # Create a test instance of the component
+        component = WebSearchComponent()
+
+        # Set an invalid URL
+        invalid_url = "htp://invalid-url"
+
+        # Ensure the URL is invalid
+        with pytest.raises(ValueError, match="Invalid URL"):
+            component.ensure_url(invalid_url)
+
+    def test_successful_web_search(self):
+        component = WebSearchComponent()
+        component.query = "OpenAI GPT-4"
+        result = component.perform_search()
+        assert isinstance(result, DataFrame)
+        assert not result.empty