use super::utils; use std::str; use clap::{Arg, ArgAction, Command}; #[test] fn no_derive_order() { static NO_DERIVE_ORDER: &str = "\ Usage: test [OPTIONS] Options: --flag_a second flag --flag_b first flag -h, --help Print help information --option_a second option --option_b first option -V, --version Print version information "; let cmd = Command::new("test") .version("1.2") .next_display_order(None) .args(&[ Arg::new("flag_b") .long("flag_b") .help("first flag") .action(ArgAction::SetTrue), Arg::new("option_b") .long("option_b") .action(ArgAction::Set) .help("first option"), Arg::new("flag_a") .long("flag_a") .help("second flag") .action(ArgAction::SetTrue), Arg::new("option_a") .long("option_a") .action(ArgAction::Set) .help("second option"), ]); utils::assert_output(cmd, "test --help", NO_DERIVE_ORDER, false); } #[test] fn derive_order() { static UNIFIED_HELP_AND_DERIVE: &str = "\ Usage: test [OPTIONS] Options: --flag_b first flag --option_b first option --flag_a second flag --option_a second option -h, --help Print help information -V, --version Print version information "; let cmd = Command::new("test").version("1.2").args(&[ Arg::new("flag_b") .long("flag_b") .help("first flag") .action(ArgAction::SetTrue), Arg::new("option_b") .long("option_b") .action(ArgAction::Set) .help("first option"), Arg::new("flag_a") .long("flag_a") .help("second flag") .action(ArgAction::SetTrue), Arg::new("option_a") .long("option_a") .action(ArgAction::Set) .help("second option"), ]); utils::assert_output(cmd, "test --help", UNIFIED_HELP_AND_DERIVE, false); } #[test] fn derive_order_next_order() { static HELP: &str = "\ Usage: test [OPTIONS] Options: --flag_b first flag --option_b first option -h, --help Print help information -V, --version Print version information --flag_a second flag --option_a second option "; let cmd = Command::new("test") .version("1.2") .next_display_order(10000) .arg( Arg::new("flag_a") .long("flag_a") .help("second flag") .action(ArgAction::SetTrue), ) .arg( Arg::new("option_a") .long("option_a") .action(ArgAction::Set) .help("second option"), ) .next_display_order(10) .arg( Arg::new("flag_b") .long("flag_b") .help("first flag") .action(ArgAction::SetTrue), ) .arg( Arg::new("option_b") .long("option_b") .action(ArgAction::Set) .help("first option"), ); utils::assert_output(cmd, "test --help", HELP, false); } #[test] fn derive_order_no_next_order() { static HELP: &str = "\ Usage: test [OPTIONS] Options: --flag_a first flag --flag_b second flag -h, --help Print help information --option_a first option --option_b second option -V, --version Print version information "; let cmd = Command::new("test") .version("1.2") .next_display_order(None) .arg( Arg::new("flag_a") .long("flag_a") .help("first flag") .action(ArgAction::SetTrue), ) .arg( Arg::new("option_a") .long("option_a") .action(ArgAction::Set) .help("first option"), ) .arg( Arg::new("flag_b") .long("flag_b") .help("second flag") .action(ArgAction::SetTrue), ) .arg( Arg::new("option_b") .long("option_b") .action(ArgAction::Set) .help("second option"), ); utils::assert_output(cmd, "test --help", HELP, false); } #[test] fn derive_order_subcommand_propagate() { static UNIFIED_DERIVE_SC_PROP: &str = "\ Usage: test sub [OPTIONS] Options: --flag_b first flag --option_b first option --flag_a second flag --option_a second option -h, --help Print help information -V, --version Print version information "; let cmd = Command::new("test").subcommand( Command::new("sub").version("1.2").args(&[ Arg::new("flag_b") .long("flag_b") .help("first flag") .action(ArgAction::SetTrue), Arg::new("option_b") .long("option_b") .action(ArgAction::Set) .help("first option"), Arg::new("flag_a") .long("flag_a") .help("second flag") .action(ArgAction::SetTrue), Arg::new("option_a") .long("option_a") .action(ArgAction::Set) .help("second option"), ]), ); utils::assert_output(cmd, "test sub --help", UNIFIED_DERIVE_SC_PROP, false); } #[test] fn derive_order_subcommand_propagate_with_explicit_display_order() { static UNIFIED_DERIVE_SC_PROP_EXPLICIT_ORDER: &str = "\ Usage: test sub [OPTIONS] Options: --flag_a second flag --flag_b first flag --option_b first option --option_a second option -h, --help Print help information -V, --version Print version information "; let cmd = Command::new("test").subcommand( Command::new("sub").version("1.2").args(&[ Arg::new("flag_b") .long("flag_b") .help("first flag") .action(ArgAction::SetTrue), Arg::new("option_b") .long("option_b") .action(ArgAction::Set) .help("first option"), Arg::new("flag_a") .long("flag_a") .help("second flag") .display_order(0) .action(ArgAction::SetTrue), Arg::new("option_a") .long("option_a") .action(ArgAction::Set) .help("second option"), ]), ); utils::assert_output( cmd, "test sub --help", UNIFIED_DERIVE_SC_PROP_EXPLICIT_ORDER, false, ); } #[test] fn subcommand_sorted_display_order() { static SUBCMD_ALPHA_ORDER: &str = "\ Usage: test [COMMAND] Commands: a1 blah a1 b1 blah b1 help Print this message or the help of the given subcommand(s) Options: -h, --help Print help information -V, --version Print version information "; let app_subcmd_alpha_order = Command::new("test") .version("1") .next_display_order(None) .subcommands(vec![ Command::new("b1") .about("blah b1") .arg(Arg::new("test").short('t').action(ArgAction::SetTrue)), Command::new("a1") .about("blah a1") .arg(Arg::new("roster").short('r').action(ArgAction::SetTrue)), ]); utils::assert_output( app_subcmd_alpha_order, "test --help", SUBCMD_ALPHA_ORDER, false, ); } #[test] fn subcommand_derived_display_order() { static SUBCMD_DECL_ORDER: &str = "\ Usage: test [COMMAND] Commands: b1 blah b1 a1 blah a1 help Print this message or the help of the given subcommand(s) Options: -h, --help Print help information -V, --version Print version information "; let app_subcmd_decl_order = Command::new("test").version("1").subcommands(vec![ Command::new("b1") .about("blah b1") .arg(Arg::new("test").short('t').action(ArgAction::SetTrue)), Command::new("a1") .about("blah a1") .arg(Arg::new("roster").short('r').action(ArgAction::SetTrue)), ]); utils::assert_output( app_subcmd_decl_order, "test --help", SUBCMD_DECL_ORDER, false, ); }