Assert a command (built with program and args) stdout string is greater than an expression.
let program = "bin/printf-stdout"; let args = ["%s", "hello"]; let s = String::from("hallo"); assert_program_args_stdout_gt_expr!(&program, &args, s);
assert_program_args_stdout_gt_expr
assert_program_args_stdout_gt_expr_as_result
debug_assert_program_args_stdout_gt_expr