#![cfg_attr(feature = "pattern", feature(pattern))]

extern crate rand;
extern crate regex;
use std::prelude::v1::*;
use crates_unittest::test_case;
// Due to macro scoping rules, this definition only applies for the modules
// defined below. Effectively, it allows us to use the same tests for both
// native and dynamic regexes.
//
// This is also used to test the various matching engines. This one exercises
// the normal code path which automatically chooses the engine based on the
// regex and the input. Other dynamic tests explicitly set the engine to use.
macro_rules! regex_new {
    ($re:expr) => {{
        use regex::Regex;
        Regex::new($re)
    }};
}

macro_rules! regex {
    ($re:expr) => {
        regex_new!($re).unwrap()
    };
}

macro_rules! regex_set_new {
    ($re:expr) => {{
        use regex::RegexSet;
        RegexSet::new($re)
    }};
}

macro_rules! regex_set {
    ($res:expr) => {
        regex_set_new!($res).unwrap()
    };
}

// Must come before other module definitions.
include!("macros_str.rs");
include!("macros.rs");

// mod api;
// mod api_str;
// mod crazy;
// mod flags;
// mod fowler;
// mod misc;
// mod multiline;
// mod noparse;
// mod regression;
// mod replace;
// mod searcher;
// mod set;
// mod shortest_match;
// mod suffix_reverse;
// #[cfg(feature = "unicode")]
// mod unicode;
// #[cfg(feature = "unicode-perl")]
// mod word_boundary;
// #[cfg(feature = "unicode-perl")]
// mod word_boundary_unicode;

#[test_case]
fn disallow_non_utf8() {
    assert!(regex::Regex::new(r"(?-u)\xFF").is_err());
    assert!(regex::Regex::new(r"(?-u).").is_err());
    assert!(regex::Regex::new(r"(?-u)[\xFF]").is_err());
    assert!(regex::Regex::new(r"(?-u)☃").is_err());
}

#[test_case]
fn disallow_octal() {
    assert!(regex::Regex::new(r"\0").is_err());
}

#[test_case]
fn allow_octal() {
    assert!(regex::RegexBuilder::new(r"\0").octal(true).build().is_ok());
}

#[test_case]
fn oibits() {
    use regex::bytes;
    use regex::{Regex, RegexBuilder};
    use std::panic::UnwindSafe;

    fn assert_send<T: Send>() {}
    fn assert_sync<T: Sync>() {}
    fn assert_unwind_safe<T: UnwindSafe>() {}

    assert_send::<Regex>();
    assert_sync::<Regex>();
    assert_unwind_safe::<Regex>();
    assert_send::<RegexBuilder>();
    assert_sync::<RegexBuilder>();
    assert_unwind_safe::<RegexBuilder>();

    assert_send::<bytes::Regex>();
    assert_sync::<bytes::Regex>();
    assert_unwind_safe::<bytes::Regex>();
    assert_send::<bytes::RegexBuilder>();
    assert_sync::<bytes::RegexBuilder>();
    assert_unwind_safe::<bytes::RegexBuilder>();
}

// See: https://github.com/rust-lang/regex/issues/568
#[test_case]
fn oibits_regression() {
    use regex::Regex;
    use std::panic;

    let _ = panic::catch_unwind(|| Regex::new("a").unwrap());
}
