Add more integration tests for py-components and examples (#709)

* Add more integration tests for py-components and examples

for more information, see https://pre-commit.ci

* remove xfail mark since we merged fix for issue 707

Co-authored-by: Fabio Pliger <fabio.pliger@gmail.com>

pyscriptjs/tests/integration/test_py_title.py

@@ -0,0 +1,16 @@
+from .support import PyScriptTest
+
+
+class TestPyTitle(PyScriptTest):
+    def test_title_shows_on_page(self):
+        self.pyscript_run(
+            """
+            <py-title>Hello, World!</py-title>
+            """
+        )
+
+        py_title = self.page.query_selector("py-title")
+        # check that we do have py-title in the page, if not
+        # py_title will be none
+        assert py_title
+        assert py_title.text_content() == "Hello, World!"