diff --git a/tests/test_cp.rs b/tests/test_cp.rs index d47fbb5c9..c74b47f58 100644 --- a/tests/test_cp.rs +++ b/tests/test_cp.rs @@ -31,6 +31,23 @@ fn test_cp_cp() { } +#[test] +fn test_cp_existing_target() { + let (at, mut ucmd) = at_and_ucmd!(); + let result = ucmd.arg(TEST_HELLO_WORLD_SOURCE) + .arg(TEST_EXISTING_FILE) + .run(); + + assert!(result.success); + + // Check the content of the destination file + assert_eq!(at.read(TEST_EXISTING_FILE), "Hello, World!\n"); + + // No backup should have been created + assert!(!at.file_exists(&*format!("{}~", TEST_EXISTING_FILE))); +} + + #[test] fn test_cp_duplicate_files() { let (at, mut ucmd) = at_and_ucmd!();