use std::fmt; use ast::NameOwner; use cfg::CfgExpr; use either::Either; use hir::{AsAssocItem, HasAttrs, HasSource, HirDisplay, Semantics}; use ide_assists::utils::test_related_attribute; use ide_db::{ base_db::{FilePosition, FileRange}, helpers::visit_file_defs, search::SearchScope, RootDatabase, SymbolKind, }; use itertools::Itertools; use rustc_hash::FxHashSet; use syntax::ast::{self, AstNode, AttrsOwner}; use crate::{ display::{ToNav, TryToNav}, references, FileId, NavigationTarget, }; #[derive(Debug, Clone, Hash, PartialEq, Eq)] pub struct Runnable { pub nav: NavigationTarget, pub kind: RunnableKind, pub cfg: Option, } #[derive(Debug, Clone, Hash, PartialEq, Eq)] pub enum TestId { Name(String), Path(String), } impl fmt::Display for TestId { fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { match self { TestId::Name(name) => write!(f, "{}", name), TestId::Path(path) => write!(f, "{}", path), } } } #[derive(Debug, Clone, Hash, PartialEq, Eq)] pub enum RunnableKind { Test { test_id: TestId, attr: TestAttr }, TestMod { path: String }, Bench { test_id: TestId }, DocTest { test_id: TestId }, Bin, } #[derive(Debug, Eq, PartialEq)] pub struct RunnableAction { pub run_title: &'static str, pub debugee: bool, } const TEST: RunnableAction = RunnableAction { run_title: "▶\u{fe0e} Run Test", debugee: true }; const DOCTEST: RunnableAction = RunnableAction { run_title: "▶\u{fe0e} Run Doctest", debugee: false }; const BENCH: RunnableAction = RunnableAction { run_title: "▶\u{fe0e} Run Bench", debugee: true }; const BIN: RunnableAction = RunnableAction { run_title: "▶\u{fe0e} Run", debugee: true }; impl Runnable { // test package::module::testname pub fn label(&self, target: Option) -> String { match &self.kind { RunnableKind::Test { test_id, .. } => format!("test {}", test_id), RunnableKind::TestMod { path } => format!("test-mod {}", path), RunnableKind::Bench { test_id } => format!("bench {}", test_id), RunnableKind::DocTest { test_id, .. } => format!("doctest {}", test_id), RunnableKind::Bin => { target.map_or_else(|| "run binary".to_string(), |t| format!("run {}", t)) } } } pub fn action(&self) -> &'static RunnableAction { match &self.kind { RunnableKind::Test { .. } | RunnableKind::TestMod { .. } => &TEST, RunnableKind::DocTest { .. } => &DOCTEST, RunnableKind::Bench { .. } => &BENCH, RunnableKind::Bin => &BIN, } } } // Feature: Run // // Shows a popup suggesting to run a test/benchmark/binary **at the current cursor // location**. Super useful for repeatedly running just a single test. Do bind this // to a shortcut! // // |=== // | Editor | Action Name // // | VS Code | **Rust Analyzer: Run** // |=== // image::https://user-images.githubusercontent.com/48062697/113065583-055aae80-91b1-11eb-958f-d67efcaf6a2f.gif[] pub(crate) fn runnables(db: &RootDatabase, file_id: FileId) -> Vec { let sema = Semantics::new(db); let mut res = Vec::new(); visit_file_defs(&sema, file_id, &mut |def| match def { Either::Left(def) => { let runnable = match def { hir::ModuleDef::Module(it) => runnable_mod(&sema, it), hir::ModuleDef::Function(it) => runnable_fn(&sema, it), _ => None, }; res.extend(runnable.or_else(|| module_def_doctest(&sema, def))) } Either::Right(impl_) => { res.extend(runnable_impl(&sema, &impl_)); res.extend(impl_.items(db).into_iter().filter_map(|assoc| match assoc { hir::AssocItem::Function(it) => { runnable_fn(&sema, it).or_else(|| module_def_doctest(&sema, it.into())) } hir::AssocItem::Const(it) => module_def_doctest(&sema, it.into()), hir::AssocItem::TypeAlias(it) => module_def_doctest(&sema, it.into()), })) } }); res } // Feature: Related Tests // // Provides a sneak peek of all tests where the current item is used. // // The simplest way to use this feature is via the context menu: // - Right-click on the selected item. The context menu opens. // - Select **Peek related tests** // // |=== // | Editor | Action Name // // | VS Code | **Rust Analyzer: Peek related tests** // |=== pub(crate) fn related_tests( db: &RootDatabase, position: FilePosition, search_scope: Option, ) -> Vec { let sema = Semantics::new(db); let mut res: FxHashSet = FxHashSet::default(); find_related_tests(&sema, position, search_scope, &mut res); res.into_iter().collect_vec() } fn find_related_tests( sema: &Semantics, position: FilePosition, search_scope: Option, tests: &mut FxHashSet, ) { if let Some(refs) = references::find_all_refs(sema, position, search_scope) { for (file_id, refs) in refs.references { let file = sema.parse(file_id); let file = file.syntax(); let functions = refs.iter().filter_map(|(range, _)| { let token = file.token_at_offset(range.start()).next()?; let token = sema.descend_into_macros(token); token.ancestors().find_map(ast::Fn::cast) }); for fn_def in functions { if let Some(runnable) = as_test_runnable(sema, &fn_def) { // direct test tests.insert(runnable); } else if let Some(module) = parent_test_module(sema, &fn_def) { // indirect test find_related_tests_in_module(sema, &fn_def, &module, tests); } } } } } fn find_related_tests_in_module( sema: &Semantics, fn_def: &ast::Fn, parent_module: &hir::Module, tests: &mut FxHashSet, ) { if let Some(fn_name) = fn_def.name() { let mod_source = parent_module.definition_source(sema.db); let range = match mod_source.value { hir::ModuleSource::Module(m) => m.syntax().text_range(), hir::ModuleSource::BlockExpr(b) => b.syntax().text_range(), hir::ModuleSource::SourceFile(f) => f.syntax().text_range(), }; let file_id = mod_source.file_id.original_file(sema.db); let mod_scope = SearchScope::file_range(FileRange { file_id, range }); let fn_pos = FilePosition { file_id, offset: fn_name.syntax().text_range().start() }; find_related_tests(sema, fn_pos, Some(mod_scope), tests) } } fn as_test_runnable(sema: &Semantics, fn_def: &ast::Fn) -> Option { if test_related_attribute(fn_def).is_some() { let function = sema.to_def(fn_def)?; runnable_fn(sema, function) } else { None } } fn parent_test_module(sema: &Semantics, fn_def: &ast::Fn) -> Option { fn_def.syntax().ancestors().find_map(|node| { let module = ast::Module::cast(node)?; let module = sema.to_def(&module)?; if has_test_function_or_multiple_test_submodules(sema, &module) { Some(module) } else { None } }) } pub(crate) fn runnable_fn(sema: &Semantics, def: hir::Function) -> Option { let func = def.source(sema.db)?; let name_string = def.name(sema.db).to_string(); let root = def.module(sema.db).krate().root_module(sema.db); let kind = if name_string == "main" && def.module(sema.db) == root { RunnableKind::Bin } else { let canonical_path = { let def: hir::ModuleDef = def.into(); def.canonical_path(sema.db) }; let test_id = canonical_path.map(TestId::Path).unwrap_or(TestId::Name(name_string)); if test_related_attribute(&func.value).is_some() { let attr = TestAttr::from_fn(&func.value); RunnableKind::Test { test_id, attr } } else if func.value.has_atom_attr("bench") { RunnableKind::Bench { test_id } } else { return None; } }; let nav = NavigationTarget::from_named( sema.db, func.as_ref().map(|it| it as &dyn ast::NameOwner), SymbolKind::Function, ); let cfg = def.attrs(sema.db).cfg(); Some(Runnable { nav, kind, cfg }) } pub(crate) fn runnable_mod(sema: &Semantics, def: hir::Module) -> Option { if !has_test_function_or_multiple_test_submodules(sema, &def) { return None; } let path = def.path_to_root(sema.db).into_iter().rev().filter_map(|it| it.name(sema.db)).join("::"); let attrs = def.attrs(sema.db); let cfg = attrs.cfg(); let nav = def.to_nav(sema.db); Some(Runnable { nav, kind: RunnableKind::TestMod { path }, cfg }) } pub(crate) fn runnable_impl(sema: &Semantics, def: &hir::Impl) -> Option { let attrs = def.attrs(sema.db); if !has_runnable_doc_test(&attrs) { return None; } let cfg = attrs.cfg(); let nav = def.try_to_nav(sema.db)?; let ty = def.self_ty(sema.db); let adt_name = ty.as_adt()?.name(sema.db); let mut ty_args = ty.type_arguments().peekable(); let params = if ty_args.peek().is_some() { format!("<{}>", ty_args.format_with(", ", |ty, cb| cb(&ty.display(sema.db)))) } else { String::new() }; let test_id = TestId::Path(format!("{}{}", adt_name, params)); Some(Runnable { nav, kind: RunnableKind::DocTest { test_id }, cfg }) } fn module_def_doctest(sema: &Semantics, def: hir::ModuleDef) -> Option { let attrs = match def { hir::ModuleDef::Module(it) => it.attrs(sema.db), hir::ModuleDef::Function(it) => it.attrs(sema.db), hir::ModuleDef::Adt(it) => it.attrs(sema.db), hir::ModuleDef::Variant(it) => it.attrs(sema.db), hir::ModuleDef::Const(it) => it.attrs(sema.db), hir::ModuleDef::Static(it) => it.attrs(sema.db), hir::ModuleDef::Trait(it) => it.attrs(sema.db), hir::ModuleDef::TypeAlias(it) => it.attrs(sema.db), hir::ModuleDef::BuiltinType(_) => return None, }; if !has_runnable_doc_test(&attrs) { return None; } let def_name = def.name(sema.db).map(|it| it.to_string()); let test_id = def .canonical_path(sema.db) // This probably belongs to canonical path? .map(|path| { let assoc_def = match def { hir::ModuleDef::Function(it) => it.as_assoc_item(sema.db), hir::ModuleDef::Const(it) => it.as_assoc_item(sema.db), hir::ModuleDef::TypeAlias(it) => it.as_assoc_item(sema.db), _ => None, }; // FIXME: this also looks very wrong if let Some(assoc_def) = assoc_def { if let hir::AssocItemContainer::Impl(imp) = assoc_def.container(sema.db) { let ty = imp.self_ty(sema.db); if let Some(adt) = ty.as_adt() { let name = adt.name(sema.db); let idx = path.rfind(':').map_or(0, |idx| idx + 1); let (prefix, suffix) = path.split_at(idx); let mut ty_args = ty.type_arguments().peekable(); let params = if ty_args.peek().is_some() { format!( "<{}>", ty_args.format_with(", ", |ty, cb| cb(&ty.display(sema.db))) ) } else { String::new() }; return format!("{}{}{}::{}", prefix, name, params, suffix); } } } path }) .map(TestId::Path) .or_else(|| def_name.clone().map(TestId::Name))?; let mut nav = def.try_to_nav(sema.db)?; nav.focus_range = None; nav.description = None; nav.docs = None; nav.kind = None; let res = Runnable { nav, kind: RunnableKind::DocTest { test_id }, cfg: attrs.cfg() }; Some(res) } #[derive(Debug, Copy, Clone, Hash, PartialEq, Eq)] pub struct TestAttr { pub ignore: bool, } impl TestAttr { fn from_fn(fn_def: &ast::Fn) -> TestAttr { let ignore = fn_def .attrs() .filter_map(|attr| attr.simple_name()) .any(|attribute_text| attribute_text == "ignore"); TestAttr { ignore } } } const RUSTDOC_FENCE: &str = "```"; const RUSTDOC_CODE_BLOCK_ATTRIBUTES_RUNNABLE: &[&str] = &["", "rust", "should_panic", "edition2015", "edition2018", "edition2021"]; fn has_runnable_doc_test(attrs: &hir::Attrs) -> bool { attrs.docs().map_or(false, |doc| { let mut in_code_block = false; for line in String::from(doc).lines() { if let Some(header) = line.strip_prefix(RUSTDOC_FENCE) { in_code_block = !in_code_block; if in_code_block && header .split(',') .all(|sub| RUSTDOC_CODE_BLOCK_ATTRIBUTES_RUNNABLE.contains(&sub.trim())) { return true; } } } false }) } // We could create runnables for modules with number_of_test_submodules > 0, // but that bloats the runnables for no real benefit, since all tests can be run by the submodule already fn has_test_function_or_multiple_test_submodules( sema: &Semantics, module: &hir::Module, ) -> bool { let mut number_of_test_submodules = 0; for item in module.declarations(sema.db) { match item { hir::ModuleDef::Function(f) => { if let Some(it) = f.source(sema.db) { if test_related_attribute(&it.value).is_some() { return true; } } } hir::ModuleDef::Module(submodule) => { if has_test_function_or_multiple_test_submodules(sema, &submodule) { number_of_test_submodules += 1; } } _ => (), } } number_of_test_submodules > 1 } #[cfg(test)] mod tests { use expect_test::{expect, Expect}; use crate::fixture; use super::*; fn check( ra_fixture: &str, // FIXME: fold this into `expect` as well actions: &[&RunnableAction], expect: Expect, ) { let (analysis, position) = fixture::position(ra_fixture); let runnables = analysis.runnables(position.file_id).unwrap(); expect.assert_debug_eq(&runnables); assert_eq!( actions, runnables.into_iter().map(|it| it.action()).collect::>().as_slice() ); } fn check_tests(ra_fixture: &str, expect: Expect) { let (analysis, position) = fixture::position(ra_fixture); let tests = analysis.related_tests(position, None).unwrap(); expect.assert_debug_eq(&tests); } #[test] fn test_runnables() { check( r#" //- /lib.rs $0 fn main() {} #[test] fn test_foo() {} #[test] #[ignore] fn test_foo() {} #[bench] fn bench() {} mod not_a_root { fn main() {} } "#, &[&BIN, &TEST, &TEST, &BENCH], expect![[r#" [ Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 1..13, focus_range: 4..8, name: "main", kind: Function, }, kind: Bin, cfg: None, }, Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 15..39, focus_range: 26..34, name: "test_foo", kind: Function, }, kind: Test { test_id: Path( "test_foo", ), attr: TestAttr { ignore: false, }, }, cfg: None, }, Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 41..75, focus_range: 62..70, name: "test_foo", kind: Function, }, kind: Test { test_id: Path( "test_foo", ), attr: TestAttr { ignore: true, }, }, cfg: None, }, Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 77..99, focus_range: 89..94, name: "bench", kind: Function, }, kind: Bench { test_id: Path( "bench", ), }, cfg: None, }, ] "#]], ); } #[test] fn test_runnables_doc_test() { check( r#" //- /lib.rs $0 fn main() {} /// ``` /// let x = 5; /// ``` fn should_have_runnable() {} /// ```edition2018 /// let x = 5; /// ``` fn should_have_runnable_1() {} /// ``` /// let z = 55; /// ``` /// /// ```ignore /// let z = 56; /// ``` fn should_have_runnable_2() {} /** ```rust let z = 55; ``` */ fn should_have_no_runnable_3() {} /** ```rust let z = 55; ``` */ fn should_have_no_runnable_4() {} /// ```no_run /// let z = 55; /// ``` fn should_have_no_runnable() {} /// ```ignore /// let z = 55; /// ``` fn should_have_no_runnable_2() {} /// ```compile_fail /// let z = 55; /// ``` fn should_have_no_runnable_3() {} /// ```text /// arbitrary plain text /// ``` fn should_have_no_runnable_4() {} /// ```text /// arbitrary plain text /// ``` /// /// ```sh /// $ shell code /// ``` fn should_have_no_runnable_5() {} /// ```rust,no_run /// let z = 55; /// ``` fn should_have_no_runnable_6() {} /// ``` /// let x = 5; /// ``` struct StructWithRunnable(String); /// ``` /// let x = 5; /// ``` impl StructWithRunnable {} trait Test { fn test() -> usize { 5usize } } /// ``` /// let x = 5; /// ``` impl Test for StructWithRunnable {} "#, &[&BIN, &DOCTEST, &DOCTEST, &DOCTEST, &DOCTEST, &DOCTEST, &DOCTEST, &DOCTEST, &DOCTEST], expect![[r#" [ Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 1..13, focus_range: 4..8, name: "main", kind: Function, }, kind: Bin, cfg: None, }, Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 15..74, name: "should_have_runnable", }, kind: DocTest { test_id: Path( "should_have_runnable", ), }, cfg: None, }, Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 76..148, name: "should_have_runnable_1", }, kind: DocTest { test_id: Path( "should_have_runnable_1", ), }, cfg: None, }, Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 150..254, name: "should_have_runnable_2", }, kind: DocTest { test_id: Path( "should_have_runnable_2", ), }, cfg: None, }, Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 256..320, name: "should_have_no_runnable_3", }, kind: DocTest { test_id: Path( "should_have_no_runnable_3", ), }, cfg: None, }, Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 322..398, name: "should_have_no_runnable_4", }, kind: DocTest { test_id: Path( "should_have_no_runnable_4", ), }, cfg: None, }, Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 900..965, name: "StructWithRunnable", }, kind: DocTest { test_id: Path( "StructWithRunnable", ), }, cfg: None, }, Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 967..1024, focus_range: 1003..1021, name: "impl", kind: Impl, }, kind: DocTest { test_id: Path( "StructWithRunnable", ), }, cfg: None, }, Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 1088..1154, focus_range: 1133..1151, name: "impl", kind: Impl, }, kind: DocTest { test_id: Path( "StructWithRunnable", ), }, cfg: None, }, ] "#]], ); } #[test] fn test_runnables_doc_test_in_impl() { check( r#" //- /lib.rs $0 fn main() {} struct Data; impl Data { /// ``` /// let x = 5; /// ``` fn foo() {} } "#, &[&BIN, &DOCTEST], expect![[r#" [ Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 1..13, focus_range: 4..8, name: "main", kind: Function, }, kind: Bin, cfg: None, }, Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 44..98, name: "foo", }, kind: DocTest { test_id: Path( "Data::foo", ), }, cfg: None, }, ] "#]], ); } #[test] fn test_runnables_module() { check( r#" //- /lib.rs $0 mod test_mod { #[test] fn test_foo1() {} } "#, &[&TEST, &TEST], expect![[r#" [ Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 1..51, focus_range: 5..13, name: "test_mod", kind: Module, }, kind: TestMod { path: "test_mod", }, cfg: None, }, Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 20..49, focus_range: 35..44, name: "test_foo1", kind: Function, }, kind: Test { test_id: Path( "test_mod::test_foo1", ), attr: TestAttr { ignore: false, }, }, cfg: None, }, ] "#]], ); } #[test] fn only_modules_with_test_functions_or_more_than_one_test_submodule_have_runners() { check( r#" //- /lib.rs $0 mod root_tests { mod nested_tests_0 { mod nested_tests_1 { #[test] fn nested_test_11() {} #[test] fn nested_test_12() {} } mod nested_tests_2 { #[test] fn nested_test_2() {} } mod nested_tests_3 {} } mod nested_tests_4 {} } "#, &[&TEST, &TEST, &TEST, &TEST, &TEST, &TEST], expect![[r#" [ Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 22..323, focus_range: 26..40, name: "nested_tests_0", kind: Module, }, kind: TestMod { path: "root_tests::nested_tests_0", }, cfg: None, }, Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 51..192, focus_range: 55..69, name: "nested_tests_1", kind: Module, }, kind: TestMod { path: "root_tests::nested_tests_0::nested_tests_1", }, cfg: None, }, Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 202..286, focus_range: 206..220, name: "nested_tests_2", kind: Module, }, kind: TestMod { path: "root_tests::nested_tests_0::nested_tests_2", }, cfg: None, }, Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 84..126, focus_range: 107..121, name: "nested_test_11", kind: Function, }, kind: Test { test_id: Path( "root_tests::nested_tests_0::nested_tests_1::nested_test_11", ), attr: TestAttr { ignore: false, }, }, cfg: None, }, Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 140..182, focus_range: 163..177, name: "nested_test_12", kind: Function, }, kind: Test { test_id: Path( "root_tests::nested_tests_0::nested_tests_1::nested_test_12", ), attr: TestAttr { ignore: false, }, }, cfg: None, }, Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 235..276, focus_range: 258..271, name: "nested_test_2", kind: Function, }, kind: Test { test_id: Path( "root_tests::nested_tests_0::nested_tests_2::nested_test_2", ), attr: TestAttr { ignore: false, }, }, cfg: None, }, ] "#]], ); } #[test] fn test_runnables_with_feature() { check( r#" //- /lib.rs crate:foo cfg:feature=foo $0 #[test] #[cfg(feature = "foo")] fn test_foo1() {} "#, &[&TEST], expect![[r#" [ Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 1..50, focus_range: 36..45, name: "test_foo1", kind: Function, }, kind: Test { test_id: Path( "test_foo1", ), attr: TestAttr { ignore: false, }, }, cfg: Some( Atom( KeyValue { key: "feature", value: "foo", }, ), ), }, ] "#]], ); } #[test] fn test_runnables_with_features() { check( r#" //- /lib.rs crate:foo cfg:feature=foo,feature=bar $0 #[test] #[cfg(all(feature = "foo", feature = "bar"))] fn test_foo1() {} "#, &[&TEST], expect![[r#" [ Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 1..72, focus_range: 58..67, name: "test_foo1", kind: Function, }, kind: Test { test_id: Path( "test_foo1", ), attr: TestAttr { ignore: false, }, }, cfg: Some( All( [ Atom( KeyValue { key: "feature", value: "foo", }, ), Atom( KeyValue { key: "feature", value: "bar", }, ), ], ), ), }, ] "#]], ); } #[test] fn test_runnables_no_test_function_in_module() { check( r#" //- /lib.rs $0 mod test_mod { fn foo1() {} } "#, &[], expect![[r#" [] "#]], ); } #[test] fn test_doc_runnables_impl_mod() { check( r#" //- /lib.rs mod foo; //- /foo.rs struct Foo;$0 impl Foo { /// ``` /// let x = 5; /// ``` fn foo() {} } "#, &[&DOCTEST], expect![[r#" [ Runnable { nav: NavigationTarget { file_id: FileId( 1, ), full_range: 27..81, name: "foo", }, kind: DocTest { test_id: Path( "foo::Foo::foo", ), }, cfg: None, }, ] "#]], ); } #[test] fn test_runnables_in_macro() { check( r#" //- /lib.rs $0 macro_rules! gen { () => { #[test] fn foo_test() { } } } mod tests { gen!(); } "#, &[&TEST, &TEST], expect![[r#" [ Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 90..115, focus_range: 94..99, name: "tests", kind: Module, }, kind: TestMod { path: "tests", }, cfg: None, }, Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 106..113, focus_range: 106..113, name: "foo_test", kind: Function, }, kind: Test { test_id: Path( "tests::foo_test", ), attr: TestAttr { ignore: false, }, }, cfg: None, }, ] "#]], ); } #[test] fn dont_recurse_in_outline_submodules() { check( r#" //- /lib.rs $0 mod m; //- /m.rs mod tests { #[test] fn t() {} } "#, &[], expect![[r#" [] "#]], ); } #[test] fn find_no_tests() { check_tests( r#" //- /lib.rs fn foo$0() { }; "#, expect![[r#" [] "#]], ); } #[test] fn find_direct_fn_test() { check_tests( r#" //- /lib.rs fn foo$0() { }; mod tests { #[test] fn foo_test() { super::foo() } } "#, expect![[r#" [ Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 31..85, focus_range: 46..54, name: "foo_test", kind: Function, }, kind: Test { test_id: Path( "tests::foo_test", ), attr: TestAttr { ignore: false, }, }, cfg: None, }, ] "#]], ); } #[test] fn find_direct_struct_test() { check_tests( r#" //- /lib.rs struct Fo$0o; fn foo(arg: &Foo) { }; mod tests { use super::*; #[test] fn foo_test() { foo(Foo); } } "#, expect![[r#" [ Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 71..122, focus_range: 86..94, name: "foo_test", kind: Function, }, kind: Test { test_id: Path( "tests::foo_test", ), attr: TestAttr { ignore: false, }, }, cfg: None, }, ] "#]], ); } #[test] fn find_indirect_fn_test() { check_tests( r#" //- /lib.rs fn foo$0() { }; mod tests { use super::foo; fn check1() { check2() } fn check2() { foo() } #[test] fn foo_test() { check1() } } "#, expect![[r#" [ Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 133..183, focus_range: 148..156, name: "foo_test", kind: Function, }, kind: Test { test_id: Path( "tests::foo_test", ), attr: TestAttr { ignore: false, }, }, cfg: None, }, ] "#]], ); } #[test] fn tests_are_unique() { check_tests( r#" //- /lib.rs fn foo$0() { }; mod tests { use super::foo; #[test] fn foo_test() { foo(); foo(); } #[test] fn foo2_test() { foo(); foo(); } } "#, expect![[r#" [ Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 52..115, focus_range: 67..75, name: "foo_test", kind: Function, }, kind: Test { test_id: Path( "tests::foo_test", ), attr: TestAttr { ignore: false, }, }, cfg: None, }, Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 121..185, focus_range: 136..145, name: "foo2_test", kind: Function, }, kind: Test { test_id: Path( "tests::foo2_test", ), attr: TestAttr { ignore: false, }, }, cfg: None, }, ] "#]], ); } #[test] fn doc_test_type_params() { check( r#" //- /lib.rs $0 struct Foo; impl Foo { /// ```rust /// ```` fn t() {} } "#, &[&DOCTEST], expect![[r#" [ Runnable { nav: NavigationTarget { file_id: FileId( 0, ), full_range: 47..85, name: "t", }, kind: DocTest { test_id: Path( "Foo::t", ), }, cfg: None, }, ] "#]], ); } }