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