From c505e02f0d13f1f9354b0102b0939034c092968f Mon Sep 17 00:00:00 2001
From: Michael Hensley <29671149+ZRexshima@users.noreply.github.com>
Date: Sun, 18 Aug 2024 22:31:14 +0900
Subject: [PATCH] figlet.py: adds test for no-argument run

---
 figlet/__init__.py | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/figlet/__init__.py b/figlet/__init__.py
index 48d5a2ec..564f9361 100644
--- a/figlet/__init__.py
+++ b/figlet/__init__.py
@@ -50,6 +50,15 @@ def test_alphabet_text():
     check_font_rendering(font="alphabet", text="Moo")
 
 
+@check50.check(exists)
+def test_no_arguments():
+    """figlet.py exits given no command-line arguments"""
+    text = 'Random text'
+    exit = check50.run("python3 figlet.py").stdin(text, prompt=False).exit()
+    if exit != 0:
+        raise check50.Failure(f"Expected non-zero exit code.")
+
+
 def regex(text):
     """match case-sensitively with any characters preceding and only whitespace after"""
     return fr'^.*{escape(text)}\s*$'