clap/tests/builder/tests.rs

489 lines
13 KiB
Rust

use super::utils;
use std::io::Write;
use std::str;
use clap::{Arg, Command};
static SCF2OP: &str = "flag present 2 times
option NOT present
positional NOT present
flag2 NOT present
option2 maybe present with value of: Nothing
positional2 maybe present with value of: Nothing
option3 NOT present
positional3 NOT present
option NOT present
positional NOT present
subcmd present
flag present 2 times
scoption present with value: some
An scoption: some
scpositional present with value: value
";
static SCFOP: &str = "flag present 1 times
option NOT present
positional NOT present
flag2 NOT present
option2 maybe present with value of: Nothing
positional2 maybe present with value of: Nothing
option3 NOT present
positional3 NOT present
option NOT present
positional NOT present
subcmd present
flag present 1 times
scoption present with value: some
An scoption: some
scpositional present with value: value
";
static O2P: &str = "flag NOT present
option present with value: some
An option: some
An option: other
positional present with value: value
flag2 NOT present
option2 maybe present with value of: Nothing
positional2 maybe present with value of: Nothing
option3 NOT present
positional3 NOT present
option present with value: some
An option: some
An option: other
positional present with value: value
subcmd NOT present
";
static F2OP: &str = "flag present 2 times
option present with value: some
An option: some
positional present with value: value
flag2 NOT present
option2 maybe present with value of: Nothing
positional2 maybe present with value of: Nothing
option3 NOT present
positional3 NOT present
option present with value: some
An option: some
positional present with value: value
subcmd NOT present
";
static FOP: &str = "flag present 1 times
option present with value: some
An option: some
positional present with value: value
flag2 NOT present
option2 maybe present with value of: Nothing
positional2 maybe present with value of: Nothing
option3 NOT present
positional3 NOT present
option present with value: some
An option: some
positional present with value: value
subcmd NOT present
";
pub fn check_complex_output(args: &str, out: &str) {
let mut w = vec![];
let matches = utils::complex_app()
.try_get_matches_from(args.split(' ').collect::<Vec<_>>())
.unwrap();
match matches.get_one::<u8>("flag").unwrap() {
0 => {
writeln!(w, "flag NOT present").unwrap();
}
n => {
writeln!(w, "flag present {} times", n).unwrap();
}
}
if matches.contains_id("option") {
if let Some(v) = matches.get_one::<String>("option").map(|v| v.as_str()) {
writeln!(w, "option present with value: {}", v).unwrap();
}
if let Some(ov) = matches.get_many::<String>("option") {
for o in ov {
writeln!(w, "An option: {}", o).unwrap();
}
}
} else {
writeln!(w, "option NOT present").unwrap();
}
if let Some(p) = matches.get_one::<String>("positional").map(|v| v.as_str()) {
writeln!(w, "positional present with value: {}", p).unwrap();
} else {
writeln!(w, "positional NOT present").unwrap();
}
if *matches.get_one::<bool>("flag2").expect("defaulted by clap") {
writeln!(w, "flag2 present").unwrap();
writeln!(
w,
"option2 present with value of: {}",
matches
.get_one::<String>("long-option-2")
.map(|v| v.as_str())
.unwrap()
)
.unwrap();
writeln!(
w,
"positional2 present with value of: {}",
matches
.get_one::<String>("positional2")
.map(|v| v.as_str())
.unwrap()
)
.unwrap();
} else {
writeln!(w, "flag2 NOT present").unwrap();
writeln!(
w,
"option2 maybe present with value of: {}",
matches
.get_one::<String>("long-option-2")
.map(|v| v.as_str())
.unwrap_or("Nothing")
)
.unwrap();
writeln!(
w,
"positional2 maybe present with value of: {}",
matches
.get_one::<String>("positional2")
.map(|v| v.as_str())
.unwrap_or("Nothing")
)
.unwrap();
}
let _ = match matches
.get_one::<String>("option3")
.map(|v| v.as_str())
.unwrap_or("")
{
"fast" => writeln!(w, "option3 present quickly"),
"slow" => writeln!(w, "option3 present slowly"),
_ => writeln!(w, "option3 NOT present"),
};
let _ = match matches
.get_one::<String>("positional3")
.map(|v| v.as_str())
.unwrap_or("")
{
"vi" => writeln!(w, "positional3 present in vi mode"),
"emacs" => writeln!(w, "positional3 present in emacs mode"),
_ => writeln!(w, "positional3 NOT present"),
};
if matches.contains_id("option") {
if let Some(v) = matches.get_one::<String>("option").map(|v| v.as_str()) {
writeln!(w, "option present with value: {}", v).unwrap();
}
if let Some(ov) = matches.get_many::<String>("option") {
for o in ov {
writeln!(w, "An option: {}", o).unwrap();
}
}
} else {
writeln!(w, "option NOT present").unwrap();
}
if let Some(p) = matches.get_one::<String>("positional").map(|v| v.as_str()) {
writeln!(w, "positional present with value: {p}").unwrap();
} else {
writeln!(w, "positional NOT present").unwrap();
}
if let Some("subcmd") = matches.subcommand_name() {
writeln!(w, "subcmd present").unwrap();
if let Some(matches) = matches.subcommand_matches("subcmd") {
match matches.get_one::<u8>("flag").unwrap() {
0 => {
writeln!(w, "flag NOT present").unwrap();
}
n => {
writeln!(w, "flag present {n} times").unwrap();
}
}
if matches.contains_id("option") {
if let Some(v) = matches.get_one::<String>("option").map(|v| v.as_str()) {
writeln!(w, "scoption present with value: {v}").unwrap();
}
if let Some(ov) = matches.get_many::<String>("option") {
for o in ov {
writeln!(w, "An scoption: {o}").unwrap();
}
}
} else {
writeln!(w, "scoption NOT present").unwrap();
}
if let Some(p) = matches
.get_one::<String>("scpositional")
.map(|v| v.as_str())
{
writeln!(w, "scpositional present with value: {p}").unwrap();
}
}
} else {
writeln!(w, "subcmd NOT present").unwrap();
}
let res = str::from_utf8(&w).unwrap();
snapbox::assert_eq(out, res);
}
#[test]
fn create_app() {
let _ = Command::new("test")
.version("1.0")
.author("kevin")
.about("does awesome things")
.try_get_matches_from(vec![""])
.unwrap();
}
#[test]
fn add_multiple_arg() {
let _ = Command::new("test")
.args([Arg::new("test").short('s'), Arg::new("test2").short('l')])
.try_get_matches_from(vec![""])
.unwrap();
}
#[test]
fn flag_x2_opt() {
check_complex_output(
"clap-test value -f -f -o some",
"flag present 2 times
option present with value: some
An option: some
positional present with value: value
flag2 NOT present
option2 maybe present with value of: Nothing
positional2 maybe present with value of: Nothing
option3 NOT present
positional3 NOT present
option present with value: some
An option: some
positional present with value: value
subcmd NOT present
",
);
}
#[test]
fn long_opt_x2_pos() {
check_complex_output("clap-test value --option some --option other", O2P);
}
#[test]
fn long_opt_eq_x2_pos() {
check_complex_output("clap-test value --option=some --option=other", O2P);
}
#[test]
fn short_opt_x2_pos() {
check_complex_output("clap-test value -o some -o other", O2P);
}
#[test]
fn short_opt_eq_x2_pos() {
check_complex_output("clap-test value -o=some -o=other", O2P);
}
#[test]
fn short_flag_x2_comb_short_opt_pos() {
check_complex_output("clap-test value -ff -o some", F2OP);
}
#[test]
fn short_flag_short_opt_pos() {
check_complex_output("clap-test value -f -o some", FOP);
}
#[test]
fn long_flag_long_opt_pos() {
check_complex_output("clap-test value --flag --option some", FOP);
}
#[test]
fn long_flag_long_opt_eq_pos() {
check_complex_output("clap-test value --flag --option=some", FOP);
}
#[test]
fn sc_long_flag_long_opt() {
check_complex_output("clap-test subcmd value --flag --option some", SCFOP);
}
#[test]
fn sc_long_flag_short_opt_pos() {
check_complex_output("clap-test subcmd value --flag -o some", SCFOP);
}
#[test]
fn sc_long_flag_long_opt_eq_pos() {
check_complex_output("clap-test subcmd value --flag --option=some", SCFOP);
}
#[test]
fn sc_short_flag_long_opt_pos() {
check_complex_output("clap-test subcmd value -f --option some", SCFOP);
}
#[test]
fn sc_short_flag_short_opt_pos() {
check_complex_output("clap-test subcmd value -f -o some", SCFOP);
}
#[test]
fn sc_short_flag_short_opt_eq_pos() {
check_complex_output("clap-test subcmd value -f -o=some", SCFOP);
}
#[test]
fn sc_short_flag_long_opt_eq_pos() {
check_complex_output("clap-test subcmd value -f --option=some", SCFOP);
}
#[test]
fn sc_short_flag_x2_comb_long_opt_pos() {
check_complex_output("clap-test subcmd value -ff --option some", SCF2OP);
}
#[test]
fn sc_short_flag_x2_comb_short_opt_pos() {
check_complex_output("clap-test subcmd value -ff -o some", SCF2OP);
}
#[test]
fn sc_short_flag_x2_comb_long_opt_eq_pos() {
check_complex_output("clap-test subcmd value -ff --option=some", SCF2OP);
}
#[test]
fn sc_short_flag_x2_comb_short_opt_eq_pos() {
check_complex_output("clap-test subcmd value -ff -o=some", SCF2OP);
}
#[test]
fn sc_long_flag_x2_long_opt_pos() {
check_complex_output("clap-test subcmd value --flag --flag --option some", SCF2OP);
}
#[test]
fn sc_long_flag_x2_short_opt_pos() {
check_complex_output("clap-test subcmd value --flag --flag -o some", SCF2OP);
}
#[test]
fn sc_long_flag_x2_short_opt_eq_pos() {
check_complex_output("clap-test subcmd value --flag --flag -o=some", SCF2OP);
}
#[test]
fn sc_long_flag_x2_long_opt_eq_pos() {
check_complex_output("clap-test subcmd value --flag --flag --option=some", SCF2OP);
}
#[test]
fn sc_short_flag_x2_long_opt_pos() {
check_complex_output("clap-test subcmd value -f -f --option some", SCF2OP);
}
#[test]
fn sc_short_flag_x2_short_opt_pos() {
check_complex_output("clap-test subcmd value -f -f -o some", SCF2OP);
}
#[test]
fn sc_short_flag_x2_short_opt_eq_pos() {
check_complex_output("clap-test subcmd value -f -f -o=some", SCF2OP);
}
#[test]
fn sc_short_flag_x2_long_opt_eq_pos() {
check_complex_output("clap-test subcmd value -f -f --option=some", SCF2OP);
}
#[test]
fn mut_arg_all() {
let mut cmd = utils::complex_app();
let arg_names = cmd
.get_arguments()
.map(|a| a.get_id().clone())
.filter(|a| a != "version" && a != "help")
.collect::<Vec<_>>();
for arg_name in arg_names {
cmd = cmd.mut_arg(arg_name, |arg| arg.hide_possible_values(true));
}
}
#[test]
fn mut_subcommand_all() {
let cmd = utils::complex_app();
assert_eq!(
cmd.find_subcommand("subcmd")
.unwrap()
.is_disable_version_flag_set(),
false
);
let cmd = cmd.mut_subcommand("subcmd", |subcmd| subcmd.disable_version_flag(true));
assert_eq!(
cmd.find_subcommand("subcmd")
.unwrap()
.is_disable_version_flag_set(),
true
);
}
#[test]
fn mut_subcommand_with_alias_resolve() {
let mut cmd =
Command::new("foo").subcommand(Command::new("bar").alias("baz").about("test subcmd"));
assert_eq!(
cmd.find_subcommand("baz")
.unwrap()
.get_about()
.unwrap()
.to_string(),
"test subcmd"
);
let true_name = cmd.find_subcommand("baz").unwrap().get_name().to_string();
assert_eq!(true_name, "bar");
cmd = cmd.mut_subcommand(&*true_name, |subcmd| subcmd.about("modified about"));
assert_eq!(
cmd.find_subcommand("baz")
.unwrap()
.get_about()
.unwrap()
.to_string(),
"modified about"
);
}
#[test]
fn issue_3669_command_build_recurses() {
let mut cmd = Command::new("ctest").subcommand(
Command::new("subcmd").subcommand(
Command::new("multi")
.about("tests subcommands")
.author("Kevin K. <kbknapp@gmail.com>")
.version("0.1")
.arg(clap::arg!(
<FLAG> "tests flags"
)),
),
);
cmd.build();
}