use std::fs; use test_utils::{assert_eq_text, project_dir, read_text}; use crate::{ mock_analysis::{single_file, MockAnalysis}, FileRange, TextRange, }; #[test] fn test_highlighting() { let (analysis, file_id) = single_file( r#" #[derive(Clone, Debug)] struct Foo { pub x: i32, pub y: i32, } fn foo() -> T { unimplemented!(); foo::(); } macro_rules! def_fn { ($($tt:tt)*) => {$($tt)*} } def_fn! { fn bar() -> u32 { 100 } } // comment fn main() { println!("Hello, {}!", 92); let mut vec = Vec::new(); if true { let x = 92; vec.push(Foo { x, y: 1 }); } unsafe { vec.set_len(0); } let mut x = 42; let y = &mut x; let z = &y; y; } enum E { V(X) } impl E { fn new() -> E {} } "# .trim(), ); let dst_file = project_dir().join("crates/ra_ide/src/snapshots/highlighting.html"); let actual_html = &analysis.highlight_as_html(file_id, false).unwrap(); let expected_html = &read_text(&dst_file); fs::write(dst_file, &actual_html).unwrap(); assert_eq_text!(expected_html, actual_html); } #[test] fn test_rainbow_highlighting() { let (analysis, file_id) = single_file( r#" fn main() { let hello = "hello"; let x = hello.to_string(); let y = hello.to_string(); let x = "other color please!"; let y = x.to_string(); } fn bar() { let mut hello = "hello"; } "# .trim(), ); let dst_file = project_dir().join("crates/ra_ide/src/snapshots/rainbow_highlighting.html"); let actual_html = &analysis.highlight_as_html(file_id, true).unwrap(); let expected_html = &read_text(&dst_file); fs::write(dst_file, &actual_html).unwrap(); assert_eq_text!(expected_html, actual_html); } #[test] fn accidentally_quadratic() { let file = project_dir().join("crates/ra_syntax/test_data/accidentally_quadratic"); let src = fs::read_to_string(file).unwrap(); let mut mock = MockAnalysis::new(); let file_id = mock.add_file("/main.rs", &src); let host = mock.analysis_host(); // let t = std::time::Instant::now(); let _ = host.analysis().highlight(file_id).unwrap(); // eprintln!("elapsed: {:?}", t.elapsed()); } #[test] fn test_ranges() { let (analysis, file_id) = single_file( r#" #[derive(Clone, Debug)] struct Foo { pub x: i32, pub y: i32, }"#, ); // The "x" let highlights = &analysis .highlight_range(FileRange { file_id, range: TextRange::offset_len(82.into(), 1.into()) }) .unwrap(); assert_eq!(&highlights[0].highlight.to_string(), "field"); }