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#[cfg(feature = "integration")]
mod integration {
use std::path::PathBuf;
use helix_core::{syntax::AutoPairConfig, Position, Selection, Transaction};
use helix_term::{application::Application, args::Args, config::Config};
use helix_view::{doc, input::parse_macro};
use crossterm::event::{Event, KeyEvent};
use indoc::indoc;
pub struct TestCase {
pub in_text: String,
pub in_selection: Selection,
pub in_keys: String,
pub out_text: String,
pub out_selection: Selection,
}
fn test_key_sequence(
app: Option<Application>,
test_case: &TestCase,
test_fn: &dyn Fn(&mut Application),
) -> anyhow::Result<()> {
let mut app =
app.unwrap_or_else(|| Application::new(Args::default(), Config::default()).unwrap());
let (view, doc) = helix_view::current!(app.editor);
let sel = doc.selection(view.id).clone();
// replace the initial text with the input text
doc.apply(
&Transaction::change_by_selection(&doc.text(), &sel, |_| {
(0, doc.text().len_chars(), Some((&test_case.in_text).into()))
})
.with_selection(test_case.in_selection.clone()),
view.id,
);
let input_keys = parse_macro(&test_case.in_keys)?
.into_iter()
.map(|key_event| Event::Key(KeyEvent::from(key_event)));
for key in input_keys {
app.handle_terminal_events(Ok(key));
}
test_fn(&mut app);
Ok(())
}
/// Use this for very simple test cases where there is one input
/// document, selection, and sequence of key presses, and you just
/// want to verify the resulting document and selection.
fn test_key_sequence_text_result(
args: Args,
config: Config,
test_case: TestCase,
) -> anyhow::Result<()> {
let app = Application::new(args, config).unwrap();
test_key_sequence(Some(app), &test_case, &|app| {
let doc = doc!(app.editor);
assert_eq!(&test_case.out_text, doc.text());
let mut selections: Vec<_> = doc.selections().values().cloned().collect();
assert_eq!(1, selections.len());
let sel = selections.pop().unwrap();
assert_eq!(test_case.out_selection, sel);
})?;
Ok(())
}
#[tokio::test]
async fn hello_world() -> anyhow::Result<()> {
test_key_sequence_text_result(
Args::default(),
Config::default(),
TestCase {
in_text: "\n".into(),
in_selection: Selection::single(0, 1),
// TODO: fix incorrect selection on new doc
in_keys: "ihello world<esc>".into(),
out_text: "hello world\n".into(),
out_selection: Selection::single(12, 11),
},
)?;
Ok(())
}
#[tokio::test]
async fn insert_mode_cursor_position() -> anyhow::Result<()> {
test_key_sequence_text_result(
Args::default(),
Config::default(),
TestCase {
in_text: String::new(),
in_selection: Selection::single(0, 0),
in_keys: "i".into(),
out_text: String::new(),
out_selection: Selection::single(0, 0),
},
)?;
test_key_sequence_text_result(
Args::default(),
Config::default(),
TestCase {
in_text: "\n".into(),
in_selection: Selection::single(0, 1),
in_keys: "i".into(),
out_text: "\n".into(),
out_selection: Selection::single(1, 0),
},
)?;
test_key_sequence_text_result(
Args::default(),
Config::default(),
TestCase {
in_text: "\n".into(),
in_selection: Selection::single(0, 1),
in_keys: "i<esc>i".into(),
out_text: "\n".into(),
out_selection: Selection::single(1, 0),
},
)?;
Ok(())
}
#[tokio::test]
async fn insert_to_normal_mode_cursor_position() -> anyhow::Result<()> {
test_key_sequence_text_result(
Args::default(),
Config::default(),
TestCase {
in_text: "\n".into(),
in_selection: Selection::single(0, 1),
in_keys: "i".into(),
out_text: "\n".into(),
out_selection: Selection::single(1, 0),
},
)?;
Ok(())
}
#[tokio::test]
async fn auto_pairs_basic() -> anyhow::Result<()> {
test_key_sequence_text_result(
Args::default(),
Config::default(),
TestCase {
in_text: "\n".into(),
in_selection: Selection::single(0, 1),
in_keys: "i(<esc>".into(),
out_text: "()\n".into(),
out_selection: Selection::single(2, 1),
},
)?;
test_key_sequence_text_result(
Args::default(),
Config {
editor: helix_view::editor::Config {
auto_pairs: AutoPairConfig::Enable(false),
..Default::default()
},
..Default::default()
},
TestCase {
in_text: "\n".into(),
in_selection: Selection::single(0, 1),
in_keys: "i(<esc>".into(),
out_text: "(\n".into(),
out_selection: Selection::single(2, 1),
},
)?;
Ok(())
}
#[tokio::test]
async fn auto_indent_rs() -> anyhow::Result<()> {
test_key_sequence_text_result(
Args {
files: vec![(PathBuf::from("foo.c"), Position::default())],
..Default::default()
},
Config::default(),
TestCase {
in_text: "void foo() {}\n".into(),
in_selection: Selection::single(13, 12),
in_keys: "i<ret><esc>".into(),
out_text: indoc! {r#"
void foo() {
}
"#}
.trim_start()
.into(),
out_selection: Selection::single(16, 15),
},
)?;
Ok(())
}
}
|
