mirror of
https://github.com/rust-lang/rust-analyzer
synced 2024-12-27 05:23:24 +00:00
113 lines
3.3 KiB
Rust
113 lines
3.3 KiB
Rust
extern crate libanalysis;
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extern crate relative_path;
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extern crate test_utils;
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use std::path::{Path};
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use relative_path::RelativePath;
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use libanalysis::{AnalysisHost, FileId, FileResolver};
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use test_utils::assert_eq_dbg;
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struct FileMap(&'static [(u32, &'static str)]);
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impl FileMap {
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fn path(&self, id: FileId) -> &'static Path {
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let s = self.0.iter()
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.find(|it| it.0 == id.0)
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.unwrap()
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.1;
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Path::new(s)
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}
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}
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impl FileResolver for FileMap {
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fn file_stem(&self, id: FileId) -> String {
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self.path(id).file_stem().unwrap().to_str().unwrap().to_string()
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}
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fn resolve(&self, id: FileId, rel: &RelativePath) -> Option<FileId> {
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let path = rel.to_path(self.path(id));
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let path = path.to_str().unwrap();
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let path = RelativePath::new(&path[1..]).normalize();
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let &(id, _) = self.0.iter()
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.find(|it| path == RelativePath::new(&it.1[1..]).normalize())?;
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Some(FileId(id))
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}
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}
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#[test]
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fn test_resolve_module() {
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let mut world = AnalysisHost::new();
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world.change_file(FileId(1), Some("mod foo;".to_string()));
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world.change_file(FileId(2), Some("".to_string()));
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let snap = world.analysis(FileMap(&[
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(1, "/lib.rs"),
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(2, "/foo.rs"),
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]));
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let symbols = snap.approximately_resolve_symbol(FileId(1), 4.into());
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assert_eq_dbg(
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r#"[(FileId(2), FileSymbol { name: "foo", node_range: [0; 0), kind: MODULE })]"#,
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&symbols,
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);
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let snap = world.analysis(FileMap(&[
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(1, "/lib.rs"),
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(2, "/foo/mod.rs")
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]));
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let symbols = snap.approximately_resolve_symbol(FileId(1), 4.into());
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assert_eq_dbg(
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r#"[(FileId(2), FileSymbol { name: "foo", node_range: [0; 0), kind: MODULE })]"#,
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&symbols,
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);
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}
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#[test]
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fn test_unresolved_module_diagnostic() {
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let mut world = AnalysisHost::new();
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world.change_file(FileId(1), Some("mod foo;".to_string()));
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let snap = world.analysis(FileMap(&[(1, "/lib.rs")]));
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let diagnostics = snap.diagnostics(FileId(1));
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assert_eq_dbg(
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r#"[Diagnostic {
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message: "unresolved module",
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range: [4; 7),
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fix: Some(SourceChange {
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label: "create module",
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source_file_edits: [],
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file_system_edits: [CreateFile { anchor: FileId(1), path: "../foo.rs" }],
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cursor_position: None }) }]"#,
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&diagnostics,
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);
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}
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#[test]
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fn test_unresolved_module_diagnostic_no_diag_for_inline_mode() {
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let mut world = AnalysisHost::new();
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world.change_file(FileId(1), Some("mod foo {}".to_string()));
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let snap = world.analysis(FileMap(&[(1, "/lib.rs")]));
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let diagnostics = snap.diagnostics(FileId(1));
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assert_eq_dbg(
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r#"[]"#,
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&diagnostics,
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);
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}
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#[test]
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fn test_resolve_parent_module() {
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let mut world = AnalysisHost::new();
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world.change_file(FileId(1), Some("mod foo;".to_string()));
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world.change_file(FileId(2), Some("".to_string()));
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let snap = world.analysis(FileMap(&[
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(1, "/lib.rs"),
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(2, "/foo.rs"),
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]));
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let symbols = snap.parent_module(FileId(2));
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assert_eq_dbg(
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r#"[(FileId(1), FileSymbol { name: "foo", node_range: [0; 8), kind: MODULE })]"#,
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&symbols,
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);
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}
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