bard 2.0.1

Creates PDF and HTML songbooks out of easy-to-write Markdown sources.
Documentation 
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//! These tests are disabled for Windows, because `PATH` overriding works in a weird way,
//! it fails to apply to the `bard` subprocess, although it seems to work when `cmd` is used instead.
//!
//! This may or may not be a manifestation of <https://github.com/rust-lang/rust/issues/37519>.
#![cfg(not(windows))]

mod util;
pub use util::*;

#[cfg(not(feature = "tectonic"))]
#[test]
fn tex_tools_default_xelatex() {
    // Use xelatex when both xelatex and tectonic are available
    let builder = ExeBuilder::init("tex-tools-default-xelatex")
        .unwrap()
        .with_xelatex_bin()
        .with_tectonic_bin()
        .run(&["make", "-kv"])
        .unwrap();

    assert_first_line_contains(builder.out_dir().join("songbook.pdf"), "xelatex");
}

#[cfg(not(feature = "tectonic"))]
#[test]
fn tex_tools_tectonic() {
    // Use tectonic when it's the only one available
    let builder = ExeBuilder::init("tex-tools-tectonic")
        .unwrap()
        .with_tectonic_bin()
        .run(&["make", "-kv"])
        .unwrap();

    assert_first_line_contains(builder.out_dir().join("songbook.pdf"), "tectonic");
}

#[test]
fn tex_tools_tectonic_via_env() {
    let builder = ExeBuilder::init("tex-tools-tectonic-via-env")
        .unwrap()
        .with_xelatex_bin()
        .with_tectonic_bin()
        .with_env("BARD_TEX", "tectonic")
        .run(&["make", "-kv"])
        .unwrap();

    assert_first_line_contains(builder.out_dir().join("songbook.pdf"), "tectonic");
}

#[test]
fn tex_tools_env_full_path() {
    let tex_mock_exe = ExeBuilder::tex_mock_exe();
    let tex_mock_exe = tex_mock_exe.to_str().unwrap();
    let builder = ExeBuilder::init("tex-tools-env-full-path")
        .unwrap()
        .with_env("BARD_TEX", format!("xelatex:{}", tex_mock_exe))
        .run(&["make", "-kv"])
        .unwrap();

    assert_first_line_contains(builder.out_dir().join("songbook.pdf"), tex_mock_exe);
}

#[test]
fn tex_tools_none() {
    let builder = ExeBuilder::init("tex-tools-none")
        .unwrap()
        .with_xelatex_bin()
        .with_tectonic_bin()
        .with_env("BARD_TEX", "none")
        .run(&["make", "-kv"])
        .unwrap();

    assert!(builder.out_dir().join("songbook.tex").exists());
}

#[cfg(not(feature = "tectonic"))]
#[test]
fn tex_tools_set_embedded_without_feature() {
    let err =
        Builder::init_modify_build("tex-tools-set-embedded-without-feature", |mut settings| {
            settings.insert("tex".to_string(), "tectonic-embedded".into());
            Ok(settings)
        })
        .unwrap_err();

    let err = format!("{:?}", err);
    assert!(
        err.contains("This bard binary was not built with embedded Tectonic."),
        "actual error: {}",
        err
    );
}

#[cfg(feature = "tectonic")]
#[test]
fn tex_tools_tectonic_embedded() {
    let builder = ExeBuilder::init("tex-tools-tectonic-embedded")
        .unwrap()
        .custom_path(true) // ie. PATH should point to an empty dir
        .run(&["make", "-kv"])
        .unwrap();

    let pdf = builder.out_dir().join("songbook.pdf");
    assert_file_is_pdf(&pdf);
}

#[cfg(feature = "tectonic")]
#[test]
fn tex_tools_tectonic_embedded_explicit() {
    let builder = ExeBuilder::init("tex-tools-tectonic-embedded-explicit")
        .unwrap()
        .with_xelatex_bin()
        .with_env("BARD_TEX", "tectonic-embedded") // should override xelatex lookup
        .run(&["make", "-kv"])
        .unwrap();

    let pdf = builder.out_dir().join("songbook.pdf");
    assert_file_is_pdf(&pdf);
}