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Diffstat (limited to 'structopt/tests/author_version_about.rs')
-rw-r--r-- | structopt/tests/author_version_about.rs | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/structopt/tests/author_version_about.rs b/structopt/tests/author_version_about.rs new file mode 100644 index 0000000..0c4a4fb --- /dev/null +++ b/structopt/tests/author_version_about.rs @@ -0,0 +1,46 @@ +// Copyright 2018 Guillaume Pinot (@TeXitoi) <texitoi@texitoi.eu> +// +// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or +// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license +// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your +// option. This file may not be copied, modified, or distributed +// except according to those terms. + +mod utils; + +use structopt::StructOpt; +use utils::*; + +#[test] +fn no_author_version_about() { + #[derive(StructOpt, PartialEq, Debug)] + #[structopt(name = "foo", no_version)] + struct Opt {} + + let output = get_long_help::<Opt>(); + assert!(output.starts_with("foo \n\nUSAGE:")); +} + +#[test] +fn use_env() { + #[derive(StructOpt, PartialEq, Debug)] + #[structopt(author, about)] + struct Opt {} + + let output = get_long_help::<Opt>(); + assert!(output.starts_with("structopt 0.")); + assert!(output.contains("Guillaume Pinot <texitoi@texitoi.eu>, others")); + assert!(output.contains("Parse command line argument by defining a struct.")); +} + +#[test] +fn explicit_version_not_str() { + const VERSION: &str = "custom version"; + + #[derive(StructOpt)] + #[structopt(version = VERSION)] + pub struct Opt {} + + let output = get_long_help::<Opt>(); + assert!(output.contains("custom version")); +} |