test rich print

tests/test_rich_print.py

@@ -0,0 +1,19 @@
+import io
+import sys
+
+import rich
+from rich.console import Console
+
+
+def test_rich_print():
+    output = io.StringIO()
+
+    assert rich._console is None
+    backup_file = sys.stdout
+    try:
+        sys.stdout = output
+        rich.print("foo")
+        assert isinstance(rich._console, Console)
+        assert output.getvalue() == "foo\n"
+    finally:
+        sys.stdout = backup_file