70 lines
1.8 KiB
Rust
70 lines
1.8 KiB
Rust
extern crate libeditor;
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extern crate itertools;
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use std::fmt;
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use itertools::Itertools;
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use libeditor::{ast, highlight, runnables, extend_selection, TextRange};
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#[test]
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fn test_extend_selection() {
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let file = file(r#"fn foo() {
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1 + 1
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}
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"#);
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let range = TextRange::offset_len(18.into(), 0.into());
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let range = extend_selection(&file, range).unwrap();
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assert_eq!(range, TextRange::from_to(17.into(), 18.into()));
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let range = extend_selection(&file, range).unwrap();
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assert_eq!(range, TextRange::from_to(15.into(), 20.into()));
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}
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#[test]
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fn test_highlighting() {
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let file = file(r#"
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// comment
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fn main() {}
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println!("Hello, {}!", 92);
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"#);
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let hls = highlight(&file);
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dbg_eq(
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&hls,
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r#"[HighlightedRange { range: [1; 11), tag: "comment" },
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HighlightedRange { range: [12; 14), tag: "keyword" },
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HighlightedRange { range: [15; 19), tag: "function" },
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HighlightedRange { range: [29; 36), tag: "text" },
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HighlightedRange { range: [38; 50), tag: "string" },
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HighlightedRange { range: [52; 54), tag: "literal" }]"#
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);
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}
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#[test]
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fn test_runnables() {
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let file = file(r#"
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fn main() {}
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#[test]
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fn test_foo() {}
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#[test]
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#[ignore]
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fn test_foo() {}
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"#);
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let runnables = runnables(&file);
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dbg_eq(
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&runnables,
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r#"[Runnable { range: [1; 13), kind: Bin },
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Runnable { range: [15; 39), kind: Test { name: "test_foo" } },
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Runnable { range: [41; 75), kind: Test { name: "test_foo" } }]"#,
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)
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}
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fn file(text: &str) -> ast::File {
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ast::File::parse(text)
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}
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fn dbg_eq(actual: &impl fmt::Debug, expected: &str) {
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let actual = format!("{:?}", actual);
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let expected = expected.lines().map(|l| l.trim()).join(" ");
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assert_eq!(actual, expected);
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}
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