1 files changed, 18 insertions, 0 deletions
diff --git a/tests/test_widgets.py b/tests/test_widgets.py
new file mode 100644
index 0000000..bf89a25
--- /dev/null
+++ b/tests/test_widgets.py
@@ -0,0 +1,18 @@
+from prompt_toolkit.formatted_text import fragment_list_to_text
+from prompt_toolkit.layout import to_window
+from prompt_toolkit.widgets import Button
+
+
+def _to_text(button: Button) -> str:
+    control = to_window(button).content
+    return fragment_list_to_text(control.text())
+
+
+def test_defaulf_button():
+    button = Button("Exit")
+    assert _to_text(button) == "<   Exit   >"
+
+
+def test_custom_button():
+    button = Button("Exit", left_symbol="[", right_symbol="]")
+    assert _to_text(button) == "[   Exit   ]"