Added test to catch Falsey value output issue in cmd.script

tests/pytests/integration/modules/test_cmdmod.py

@@ -1,4 +1,6 @@
 import pytest
+import tempfile
+import os
 
 
 @pytest.fixture(scope="module")
@@ -22,3 +24,58 @@ def test_long_stdout(salt_cli, salt_minion):
     )
     assert ret.returncode == 0
     assert len(ret.data.strip()) == len(echo_str)
+
+
+@pytest.fixture()
+def test_script_path():
+    """
+    Create a temporary shell script that echoes its arguments.
+    
+    This fixture sets up a temporary shell script, makes it executable,
+    and yields the path to the script for use in tests. After the test
+    completes, the temporary file is automatically removed.
+    
+    Yields:
+        str: The path to the temporary shell script.
+    """
+    script_content = "#!/bin/bash\necho $*"
+
+    with tempfile.NamedTemporaryFile(mode='w', suffix='-salt_echo_num.sh') as temp_script:
+        temp_script.write(script_content)
+        temp_script_path = temp_script.name
+    
+        # Make the script executable
+        os.chmod(temp_script_path, 0o755)  
+        
+
+        yield temp_script_path
+
+
+def test_script_with_falsey_args(subtests, salt_call_cli, test_script_path):
+    """
+    Test `cmd.script` with various falsey arguments to ensure correct handling.
+    
+    This test runs the temporary shell script with a variety of arguments
+    that evaluate to false in Python. It uses subtests to individually test
+    each falsey argument and checks that the script outputs the argument correctly.
+    
+    Args:
+        subtests (SubTests): The subtests fixture for running parameterized tests.
+        salt_call_cli (SaltCallCLI): The salt CLI fixture for running salt commands.
+        test_script_path (str): The path to the temporary shell script.
+    """
+    # List of values to test that evaluate to `False` when used in python conditionals
+    falsey_values = ["0", "", "''", "\"\"", "()", "[]", "{}", "False", "None"]
+
+    for value in falsey_values:
+        expected_output = str(value).strip('"').strip("'")
+        with subtests.test(f"The script should print '{expected_output}' for input '{value}'", value=value):
+            # Run the script with the current falsey value as an argument
+            ret = salt_call_cli.run("--local", "cmd.script", f"file://{test_script_path}", str(value))
+
+            # Check that the script ran successfully and printed the expected output
+            assert ret.returncode == 0, f"The script failed to run with argument: {value}"
+
+            # Verify that the script's output matches the expected output
+            assert expected_output in ret.json["stdout"]
+