567 lines
12 KiB
Rust
567 lines
12 KiB
Rust
mod runnables;
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mod type_of;
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use ra_syntax::TextRange;
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use test_utils::{assert_eq_dbg, assert_eq_text};
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use ra_analysis::{
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mock_analysis::{analysis_and_position, single_file, single_file_with_position, MockAnalysis},
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AnalysisChange, CrateGraph, FileId, FnSignatureInfo, Query
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};
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fn get_signature(text: &str) -> (FnSignatureInfo, Option<usize>) {
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let (analysis, position) = single_file_with_position(text);
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analysis.resolve_callable(position).unwrap().unwrap()
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}
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#[test]
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fn approximate_resolve_works_in_items() {
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let (analysis, pos) = analysis_and_position(
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"
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//- /lib.rs
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struct Foo;
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enum E { X(Foo<|>) }
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",
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);
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let symbols = analysis.approximately_resolve_symbol(pos).unwrap().unwrap();
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assert_eq_dbg(
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r#"ReferenceResolution {
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reference_range: [23; 26),
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resolves_to: [NavigationTarget { file_id: FileId(1), name: "Foo", kind: STRUCT_DEF, range: [0; 11), ptr: Some(LocalSyntaxPtr { range: [0; 11), kind: STRUCT_DEF }) }]
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}"#,
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&symbols,
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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 (analysis, pos) = analysis_and_position(
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"
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//- /lib.rs
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mod <|>foo;
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//- /foo.rs
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// empty
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",
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);
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let symbols = analysis.approximately_resolve_symbol(pos).unwrap().unwrap();
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assert_eq_dbg(
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r#"ReferenceResolution {
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reference_range: [4; 7),
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resolves_to: [NavigationTarget { file_id: FileId(2), name: "foo", kind: MODULE, range: [0; 0), ptr: None }]
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}"#,
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&symbols,
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);
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let (analysis, pos) = analysis_and_position(
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"
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//- /lib.rs
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mod <|>foo;
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//- /foo/mod.rs
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// empty
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",
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);
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let symbols = analysis.approximately_resolve_symbol(pos).unwrap().unwrap();
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assert_eq_dbg(
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r#"ReferenceResolution {
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reference_range: [4; 7),
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resolves_to: [NavigationTarget { file_id: FileId(2), name: "foo", kind: MODULE, range: [0; 0), ptr: None }]
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}"#,
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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 (analysis, file_id) = single_file("mod foo;");
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let diagnostics = analysis.diagnostics(file_id).unwrap();
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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 { source_root: SourceRootId(0), path: "foo.rs" }],
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cursor_position: None }),
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severity: Error }]"#,
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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 (analysis, file_id) = single_file("mod foo {}");
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let diagnostics = analysis.diagnostics(file_id).unwrap();
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assert_eq_dbg(r#"[]"#, &diagnostics);
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}
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#[test]
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fn test_resolve_parent_module() {
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let (analysis, pos) = analysis_and_position(
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"
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//- /lib.rs
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mod foo;
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//- /foo.rs
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<|>// empty
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",
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);
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let symbols = analysis.parent_module(pos).unwrap();
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assert_eq_dbg(
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r#"[NavigationTarget { file_id: FileId(1), name: "foo", kind: MODULE, range: [4; 7), ptr: None }]"#,
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&symbols,
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);
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}
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#[test]
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fn test_resolve_parent_module_for_inline() {
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let (analysis, pos) = analysis_and_position(
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"
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//- /lib.rs
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mod foo {
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mod bar {
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mod baz { <|> }
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}
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}
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",
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);
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let symbols = analysis.parent_module(pos).unwrap();
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assert_eq_dbg(
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r#"[NavigationTarget { file_id: FileId(1), name: "bar", kind: MODULE, range: [18; 21), ptr: None }]"#,
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&symbols,
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);
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}
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#[test]
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fn test_resolve_crate_root() {
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let mock = MockAnalysis::with_files(
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"
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//- /lib.rs
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mod foo;
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//- /foo.rs
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// emtpy <|>
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",
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);
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let root_file = mock.id_of("/lib.rs");
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let mod_file = mock.id_of("/foo.rs");
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let mut host = mock.analysis_host();
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assert!(host.analysis().crate_for(mod_file).unwrap().is_empty());
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let mut crate_graph = CrateGraph::default();
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let crate_id = crate_graph.add_crate_root(root_file);
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let mut change = AnalysisChange::new();
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change.set_crate_graph(crate_graph);
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host.apply_change(change);
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assert_eq!(host.analysis().crate_for(mod_file).unwrap(), vec![crate_id]);
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}
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#[test]
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fn test_fn_signature_two_args_first() {
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let (desc, param) = get_signature(
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r#"fn foo(x: u32, y: u32) -> u32 {x + y}
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fn bar() { foo(<|>3, ); }"#,
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);
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assert_eq!(desc.name, "foo".to_string());
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assert_eq!(desc.params, vec!("x".to_string(), "y".to_string()));
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assert_eq!(desc.ret_type, Some("-> u32".into()));
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assert_eq!(param, Some(0));
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}
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#[test]
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fn test_fn_signature_two_args_second() {
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let (desc, param) = get_signature(
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r#"fn foo(x: u32, y: u32) -> u32 {x + y}
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fn bar() { foo(3, <|>); }"#,
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);
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assert_eq!(desc.name, "foo".to_string());
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assert_eq!(desc.params, vec!("x".to_string(), "y".to_string()));
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assert_eq!(desc.ret_type, Some("-> u32".into()));
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assert_eq!(param, Some(1));
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}
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#[test]
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fn test_fn_signature_for_impl() {
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let (desc, param) = get_signature(
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r#"struct F; impl F { pub fn new() { F{}} }
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fn bar() {let _ : F = F::new(<|>);}"#,
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);
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assert_eq!(desc.name, "new".to_string());
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assert_eq!(desc.params, Vec::<String>::new());
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assert_eq!(desc.ret_type, None);
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assert_eq!(param, None);
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}
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#[test]
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fn test_fn_signature_for_method_self() {
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let (desc, param) = get_signature(
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r#"struct F;
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impl F {
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pub fn new() -> F{
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F{}
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}
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pub fn do_it(&self) {}
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}
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fn bar() {
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let f : F = F::new();
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f.do_it(<|>);
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}"#,
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);
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assert_eq!(desc.name, "do_it".to_string());
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assert_eq!(desc.params, vec!["&self".to_string()]);
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assert_eq!(desc.ret_type, None);
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assert_eq!(param, None);
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}
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#[test]
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fn test_fn_signature_for_method_with_arg() {
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let (desc, param) = get_signature(
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r#"struct F;
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impl F {
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pub fn new() -> F{
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F{}
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}
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pub fn do_it(&self, x: i32) {}
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}
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fn bar() {
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let f : F = F::new();
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f.do_it(<|>);
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}"#,
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);
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assert_eq!(desc.name, "do_it".to_string());
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assert_eq!(desc.params, vec!["&self".to_string(), "x".to_string()]);
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assert_eq!(desc.ret_type, None);
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assert_eq!(param, Some(1));
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}
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#[test]
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fn test_fn_signature_with_docs_simple() {
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let (desc, param) = get_signature(
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r#"
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// test
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fn foo(j: u32) -> u32 {
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j
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}
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fn bar() {
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let _ = foo(<|>);
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}
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"#,
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);
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assert_eq!(desc.name, "foo".to_string());
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assert_eq!(desc.params, vec!["j".to_string()]);
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assert_eq!(desc.ret_type, Some("-> u32".to_string()));
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assert_eq!(param, Some(0));
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assert_eq!(desc.label, "fn foo(j: u32) -> u32".to_string());
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assert_eq!(desc.doc, Some("test".into()));
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}
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#[test]
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fn test_fn_signature_with_docs() {
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let (desc, param) = get_signature(
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r#"
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/// Adds one to the number given.
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///
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/// # Examples
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///
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/// ```
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/// let five = 5;
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///
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/// assert_eq!(6, my_crate::add_one(5));
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/// ```
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pub fn add_one(x: i32) -> i32 {
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x + 1
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}
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pub fn do() {
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add_one(<|>
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}"#,
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);
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assert_eq!(desc.name, "add_one".to_string());
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assert_eq!(desc.params, vec!["x".to_string()]);
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assert_eq!(desc.ret_type, Some("-> i32".to_string()));
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assert_eq!(param, Some(0));
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assert_eq!(desc.label, "pub fn add_one(x: i32) -> i32".to_string());
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assert_eq!(
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desc.doc,
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Some(
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r#"Adds one to the number given.
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# Examples
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```rust
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let five = 5;
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assert_eq!(6, my_crate::add_one(5));
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```"#
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.into()
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)
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);
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}
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#[test]
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fn test_fn_signature_with_docs_impl() {
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let (desc, param) = get_signature(
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r#"
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struct addr;
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impl addr {
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/// Adds one to the number given.
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///
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/// # Examples
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///
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/// ```
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/// let five = 5;
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///
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/// assert_eq!(6, my_crate::add_one(5));
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/// ```
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pub fn add_one(x: i32) -> i32 {
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x + 1
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}
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}
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pub fn do_it() {
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addr {};
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addr::add_one(<|>);
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}"#,
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);
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assert_eq!(desc.name, "add_one".to_string());
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assert_eq!(desc.params, vec!["x".to_string()]);
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assert_eq!(desc.ret_type, Some("-> i32".to_string()));
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assert_eq!(param, Some(0));
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assert_eq!(desc.label, "pub fn add_one(x: i32) -> i32".to_string());
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assert_eq!(
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desc.doc,
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Some(
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r#"Adds one to the number given.
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# Examples
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```rust
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let five = 5;
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assert_eq!(6, my_crate::add_one(5));
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```"#
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.into()
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)
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);
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}
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#[test]
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fn test_fn_signature_with_docs_from_actix() {
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let (desc, param) = get_signature(
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r#"
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pub trait WriteHandler<E>
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where
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Self: Actor,
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Self::Context: ActorContext,
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{
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/// Method is called when writer emits error.
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///
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/// If this method returns `ErrorAction::Continue` writer processing
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/// continues otherwise stream processing stops.
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fn error(&mut self, err: E, ctx: &mut Self::Context) -> Running {
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Running::Stop
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}
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/// Method is called when writer finishes.
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///
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/// By default this method stops actor's `Context`.
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fn finished(&mut self, ctx: &mut Self::Context) {
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ctx.stop()
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}
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}
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pub fn foo() {
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WriteHandler r;
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r.finished(<|>);
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}
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"#,
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);
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assert_eq!(desc.name, "finished".to_string());
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assert_eq!(
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desc.params,
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vec!["&mut self".to_string(), "ctx".to_string()]
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);
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assert_eq!(desc.ret_type, None);
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assert_eq!(param, Some(1));
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assert_eq!(
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desc.doc,
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Some(
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r#"Method is called when writer finishes.
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By default this method stops actor's `Context`."#
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.into()
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)
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);
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}
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fn get_all_refs(text: &str) -> Vec<(FileId, TextRange)> {
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let (analysis, position) = single_file_with_position(text);
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analysis.find_all_refs(position).unwrap()
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}
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#[test]
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fn test_find_all_refs_for_local() {
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let code = r#"
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fn main() {
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let mut i = 1;
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let j = 1;
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i = i<|> + j;
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{
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i = 0;
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}
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i = 5;
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}"#;
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let refs = get_all_refs(code);
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assert_eq!(refs.len(), 5);
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}
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#[test]
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fn test_find_all_refs_for_param_inside() {
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let code = r#"
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fn foo(i : u32) -> u32 {
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i<|>
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}"#;
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let refs = get_all_refs(code);
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assert_eq!(refs.len(), 2);
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}
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#[test]
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fn test_find_all_refs_for_fn_param() {
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let code = r#"
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fn foo(i<|> : u32) -> u32 {
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i
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}"#;
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let refs = get_all_refs(code);
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assert_eq!(refs.len(), 2);
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}
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#[test]
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fn test_rename_for_local() {
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test_rename(
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r#"
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fn main() {
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let mut i = 1;
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let j = 1;
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i = i<|> + j;
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{
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i = 0;
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}
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i = 5;
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}"#,
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"k",
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r#"
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fn main() {
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let mut k = 1;
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let j = 1;
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k = k + j;
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{
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k = 0;
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}
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k = 5;
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}"#,
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);
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}
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#[test]
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fn test_rename_for_param_inside() {
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test_rename(
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r#"
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fn foo(i : u32) -> u32 {
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i<|>
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}"#,
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"j",
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r#"
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fn foo(j : u32) -> u32 {
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j
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}"#,
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);
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}
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|
|
#[test]
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fn test_rename_refs_for_fn_param() {
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test_rename(
|
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r#"
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fn foo(i<|> : u32) -> u32 {
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i
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}"#,
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"new_name",
|
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r#"
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fn foo(new_name : u32) -> u32 {
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new_name
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}"#,
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);
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}
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|
|
#[test]
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fn test_rename_for_mut_param() {
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test_rename(
|
|
r#"
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fn foo(mut i<|> : u32) -> u32 {
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i
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}"#,
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"new_name",
|
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r#"
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fn foo(mut new_name : u32) -> u32 {
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new_name
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}"#,
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);
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}
|
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|
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fn test_rename(text: &str, new_name: &str, expected: &str) {
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let (analysis, position) = single_file_with_position(text);
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let edits = analysis.rename(position, new_name).unwrap();
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let mut text_edit_bulder = ra_text_edit::TextEditBuilder::default();
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let mut file_id: Option<FileId> = None;
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for edit in edits {
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file_id = Some(edit.file_id);
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for atom in edit.edit.as_atoms() {
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text_edit_bulder.replace(atom.delete, atom.insert.clone());
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}
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}
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let result = text_edit_bulder
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.finish()
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.apply(&*analysis.file_text(file_id.unwrap()));
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assert_eq_text!(expected, &*result);
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}
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|
|
#[test]
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|
fn world_symbols_include_stuff_from_macros() {
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|
let (analysis, _) = single_file(
|
|
"
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|
salsa::query_group! {
|
|
pub trait HirDatabase: SyntaxDatabase {}
|
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}
|
|
",
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);
|
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|
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let mut symbols = analysis.symbol_search(Query::new("Hir".into())).unwrap();
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let s = symbols.pop().unwrap();
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assert_eq!(s.name(), "HirDatabase");
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assert_eq!(s.range(), TextRange::from_to(33.into(), 44.into()));
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}
|