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move crate_def_map tests to hir_def

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This commit is contained in:
Aleksey Kladov 2019-11-03 23:35:48 +03:00
parent 0933d914a3
commit 6fba51c5fc
13 changed files with 308 additions and 194 deletions
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1
Cargo.lock generated
View File

@ -1028,6 +1028,7 @@ dependencies = [
name = "ra_hir_def"
version = "0.1.0"
dependencies = [
"insta 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
"log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
"once_cell 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
"ra_arena 0.1.0",

148
crates/ra_db/src/fixture.rs
View File

@ -3,9 +3,12 @@
use std::sync::Arc;
use ra_cfg::CfgOptions;
use rustc_hash::FxHashMap;
use test_utils::{extract_offset, parse_fixture, CURSOR_MARKER};
use crate::{
CrateGraph, Edition, FileId, RelativePathBuf, SourceDatabaseExt, SourceRoot, SourceRootId,
CrateGraph, Edition, FileId, FilePosition, RelativePathBuf, SourceDatabaseExt, SourceRoot,
SourceRootId,
};
pub const WORKSPACE: SourceRootId = SourceRootId(0);
@ -16,6 +19,19 @@ fn with_single_file(text: &str) -> (Self, FileId) {
let file_id = with_single_file(&mut db, text);
(db, file_id)
}
fn with_files(fixture: &str) -> Self {
let mut db = Self::default();
let pos = with_files(&mut db, fixture);
assert!(pos.is_none());
db
}
fn with_position(fixture: &str) -> (Self, FilePosition) {
let mut db = Self::default();
let pos = with_files(&mut db, fixture);
(db, pos.unwrap())
}
}
impl<DB: SourceDatabaseExt + Default + 'static> WithFixture for DB {}
@ -38,3 +54,133 @@ fn with_single_file(db: &mut dyn SourceDatabaseExt, text: &str) -> FileId {
file_id
}
fn with_files(db: &mut dyn SourceDatabaseExt, fixture: &str) -> Option<FilePosition> {
let fixture = parse_fixture(fixture);
let mut crate_graph = CrateGraph::default();
let mut crates = FxHashMap::default();
let mut crate_deps = Vec::new();
let mut default_crate_root: Option<FileId> = None;
let mut source_root = SourceRoot::default();
let mut source_root_id = WORKSPACE;
let mut source_root_prefix: RelativePathBuf = "/".into();
let mut file_id = FileId(0);
let mut file_position = None;
for entry in fixture.iter() {
let meta = match parse_meta(&entry.meta) {
ParsedMeta::Root { path } => {
let source_root = std::mem::replace(&mut source_root, SourceRoot::default());
db.set_source_root(source_root_id, Arc::new(source_root));
source_root_id.0 += 1;
source_root_prefix = path;
continue;
}
ParsedMeta::File(it) => it,
};
assert!(meta.path.starts_with(&source_root_prefix));
if let Some(krate) = meta.krate {
let crate_id = crate_graph.add_crate_root(file_id, meta.edition, meta.cfg);
let prev = crates.insert(krate.clone(), crate_id);
assert!(prev.is_none());
for dep in meta.deps {
crate_deps.push((krate.clone(), dep))
}
} else if meta.path == "/main.rs" || meta.path == "/lib.rs" {
assert!(default_crate_root.is_none());
default_crate_root = Some(file_id);
}
let text = if entry.text.contains(CURSOR_MARKER) {
let (offset, text) = extract_offset(&entry.text);
assert!(file_position.is_none());
file_position = Some(FilePosition { file_id, offset });
text.to_string()
} else {
entry.text.to_string()
};
db.set_file_text(file_id, Arc::new(text));
db.set_file_relative_path(file_id, meta.path.clone());
db.set_file_source_root(file_id, source_root_id);
source_root.insert_file(meta.path, file_id);
file_id.0 += 1;
}
if crates.is_empty() {
let crate_root = default_crate_root.unwrap();
crate_graph.add_crate_root(crate_root, Edition::Edition2018, CfgOptions::default());
} else {
for (from, to) in crate_deps {
let from_id = crates[&from];
let to_id = crates[&to];
crate_graph.add_dep(from_id, to.into(), to_id).unwrap();
}
}
db.set_source_root(source_root_id, Arc::new(source_root));
db.set_crate_graph(Arc::new(crate_graph));
file_position
}
enum ParsedMeta {
Root { path: RelativePathBuf },
File(FileMeta),
}
struct FileMeta {
path: RelativePathBuf,
krate: Option<String>,
deps: Vec<String>,
cfg: CfgOptions,
edition: Edition,
}
//- /lib.rs crate:foo deps:bar,baz
fn parse_meta(meta: &str) -> ParsedMeta {
let components = meta.split_ascii_whitespace().collect::<Vec<_>>();
if components[0] == "root" {
let path: RelativePathBuf = components[1].into();
assert!(path.starts_with("/") && path.ends_with("/"));
return ParsedMeta::Root { path };
}
let path: RelativePathBuf = components[0].into();
assert!(path.starts_with("/"));
let mut krate = None;
let mut deps = Vec::new();
let mut edition = Edition::Edition2018;
let mut cfg = CfgOptions::default();
for component in components[1..].iter() {
let (key, value) = split1(component, ':').unwrap();
match key {
"crate" => krate = Some(value.to_string()),
"deps" => deps = value.split(',').map(|it| it.to_string()).collect(),
"edition" => edition = Edition::from_string(&value),
"cfg" => {
for key in value.split(',') {
match split1(key, '=') {
None => cfg.insert_atom(key.into()),
Some((k, v)) => cfg.insert_key_value(k.into(), v.into()),
}
}
}
_ => panic!("bad component: {:?}", component),
}
}
ParsedMeta::File(FileMeta { path, krate, deps, edition, cfg })
}
fn split1(haystack: &str, delim: char) -> Option<(&str, &str)> {
let idx = haystack.find(delim)?;
Some((&haystack[..idx], &haystack[idx + delim.len_utf8()..]))
}

1
crates/ra_db/src/input.rs
View File

@ -97,6 +97,7 @@ pub enum Edition {
}
impl Edition {
//FIXME: replace with FromStr with proper error handling
pub fn from_string(s: &str) -> Edition {
match s {
"2015" => Edition::Edition2015,

3
crates/ra_hir/src/nameres.rs
View File

@ -47,9 +47,6 @@
//! path and, upon success, we run macro expansion and "collect module" phase
//! on the result
#[cfg(test)]
mod tests;
pub use hir_def::nameres::{
per_ns::{Namespace, PerNs},
raw::ImportId,

4
crates/ra_hir_def/Cargo.toml
View File

@ -19,3 +19,7 @@ test_utils = { path = "../test_utils" }
mbe = { path = "../ra_mbe", package = "ra_mbe" }
ra_cfg = { path = "../ra_cfg" }
tt = { path = "../ra_tt", package = "ra_tt" }
[dev-dependencies]
insta = "0.12.0"

3
crates/ra_hir_def/src/nameres.rs
View File

@ -6,6 +6,9 @@
pub mod collector;
pub mod mod_resolution;
#[cfg(test)]
mod tests;
use std::sync::Arc;
use hir_expand::{diagnostics::DiagnosticSink, name::Name, MacroDefId};

143
crates/ra_hir/src/nameres/tests.rs → crates/ra_hir_def/src/nameres/tests.rs
View File

@ -1,23 +1,24 @@
mod macros;
mod globs;
mod incremental;
mod primitives;
mod macros;
mod mod_resolution;
mod primitives;
use std::sync::Arc;
use hir_def::{db::DefDatabase2, nameres::*, CrateModuleId};
use insta::assert_snapshot;
use ra_db::SourceDatabase;
use ra_db::{fixture::WithFixture, SourceDatabase};
// use test_utils::covers;
use crate::mock::{CrateGraphFixture, MockDatabase};
use crate::{db::DefDatabase2, nameres::*, test_db::TestDB, CrateModuleId};
fn compute_crate_def_map(fixture: &str, graph: Option<CrateGraphFixture>) -> Arc<CrateDefMap> {
let mut db = MockDatabase::with_files(fixture);
if let Some(graph) = graph {
db.set_crate_graph_from_fixture(graph);
fn def_map(fixtute: &str) -> String {
let dm = compute_crate_def_map(fixtute);
render_crate_def_map(&dm)
}
fn compute_crate_def_map(fixture: &str) -> Arc<CrateDefMap> {
let db = TestDB::with_files(fixture);
let krate = db.crate_graph().iter().next().unwrap();
db.crate_def_map(krate)
}
@ -65,16 +66,6 @@ fn go(buf: &mut String, map: &CrateDefMap, path: &str, module: CrateModuleId) {
}
}
fn def_map(fixtute: &str) -> String {
let dm = compute_crate_def_map(fixtute, None);
render_crate_def_map(&dm)
}
fn def_map_with_crate_graph(fixture: &str, graph: CrateGraphFixture) -> String {
let dm = compute_crate_def_map(fixture, Some(graph));
render_crate_def_map(&dm)
}
#[test]
fn crate_def_map_smoke_test() {
let map = def_map(
@ -229,12 +220,12 @@ fn re_exports() {
#[test]
fn std_prelude() {
// covers!(std_prelude);
let map = def_map_with_crate_graph(
let map = def_map(
"
//- /main.rs
//- /main.rs crate:main deps:test_crate
use Foo::*;
//- /lib.rs
//- /lib.rs crate:test_crate
mod prelude;
#[prelude_import]
use prelude::*;
@ -242,10 +233,6 @@ fn std_prelude() {
//- /prelude.rs
pub enum Foo { Bar, Baz };
",
crate_graph! {
"main": ("/main.rs", ["test_crate"]),
"test_crate": ("/lib.rs", []),
},
);
assert_snapshot!(map, @r###"
⋮crate
@ -274,9 +261,9 @@ enum E { V }
#[test]
fn edition_2015_imports() {
let map = def_map_with_crate_graph(
let map = def_map(
"
//- /main.rs
//- /main.rs crate:main deps:other_crate edition:2015
mod foo;
mod bar;
@ -287,13 +274,9 @@ fn edition_2015_imports() {
use bar::Bar;
use other_crate::FromLib;
//- /lib.rs
//- /lib.rs crate:other_crate edition:2018
struct FromLib;
",
crate_graph! {
"main": ("/main.rs", "2015", ["other_crate"]),
"other_crate": ("/lib.rs", "2018", []),
},
);
assert_snapshot!(map, @r###"
@ -338,18 +321,14 @@ fn item_map_using_self() {
#[test]
fn item_map_across_crates() {
let map = def_map_with_crate_graph(
let map = def_map(
"
//- /main.rs
//- /main.rs crate:main deps:test_crate
use test_crate::Baz;
//- /lib.rs
//- /lib.rs crate:test_crate
pub struct Baz;
",
crate_graph! {
"main": ("/main.rs", ["test_crate"]),
"test_crate": ("/lib.rs", []),
},
);
assert_snapshot!(map, @r###"
@ -360,9 +339,9 @@ fn item_map_across_crates() {
#[test]
fn extern_crate_rename() {
let map = def_map_with_crate_graph(
let map = def_map(
"
//- /main.rs
//- /main.rs crate:main deps:alloc
extern crate alloc as alloc_crate;
mod alloc;
@ -371,13 +350,9 @@ fn extern_crate_rename() {
//- /sync.rs
use alloc_crate::Arc;
//- /lib.rs
//- /lib.rs crate:alloc
struct Arc;
",
crate_graph! {
"main": ("/main.rs", ["alloc"]),
"alloc": ("/lib.rs", []),
},
);
assert_snapshot!(map, @r###"
@ -392,9 +367,9 @@ fn extern_crate_rename() {
#[test]
fn extern_crate_rename_2015_edition() {
let map = def_map_with_crate_graph(
let map = def_map(
"
//- /main.rs
//- /main.rs crate:main deps:alloc edition:2015
extern crate alloc as alloc_crate;
mod alloc;
@ -403,13 +378,9 @@ fn extern_crate_rename_2015_edition() {
//- /sync.rs
use alloc_crate::Arc;
//- /lib.rs
//- /lib.rs crate:alloc
struct Arc;
",
crate_graph! {
"main": ("/main.rs", "2015", ["alloc"]),
"alloc": ("/lib.rs", []),
},
);
assert_snapshot!(map,
@ -426,24 +397,21 @@ fn extern_crate_rename_2015_edition() {
#[test]
fn import_across_source_roots() {
let map = def_map_with_crate_graph(
let map = def_map(
"
//- /lib.rs
//- /main.rs crate:main deps:test_crate
use test_crate::a::b::C;
//- root /test_crate/
//- /test_crate/lib.rs crate:test_crate
pub mod a {
pub mod b {
pub struct C;
}
}
//- root /main/
//- /main/main.rs
use test_crate::a::b::C;
",
crate_graph! {
"main": ("/main/main.rs", ["test_crate"]),
"test_crate": ("/lib.rs", []),
},
);
assert_snapshot!(map, @r###"
@ -454,12 +422,12 @@ pub mod b {
#[test]
fn reexport_across_crates() {
let map = def_map_with_crate_graph(
let map = def_map(
"
//- /main.rs
//- /main.rs crate:main deps:test_crate
use test_crate::Baz;
//- /lib.rs
//- /lib.rs crate:test_crate
pub use foo::Baz;
mod foo;
@ -467,10 +435,6 @@ fn reexport_across_crates() {
//- /foo.rs
pub struct Baz;
",
crate_graph! {
"main": ("/main.rs", ["test_crate"]),
"test_crate": ("/lib.rs", []),
},
);
assert_snapshot!(map, @r###"
@ -481,19 +445,15 @@ fn reexport_across_crates() {
#[test]
fn values_dont_shadow_extern_crates() {
let map = def_map_with_crate_graph(
let map = def_map(
"
//- /main.rs
//- /main.rs crate:main deps:foo
fn foo() {}
use foo::Bar;
//- /foo/lib.rs
//- /foo/lib.rs crate:foo
pub struct Bar;
",
crate_graph! {
"main": ("/main.rs", ["foo"]),
"foo": ("/foo/lib.rs", []),
},
);
assert_snapshot!(map, @r###"
@ -505,11 +465,12 @@ fn foo() {}
#[test]
fn cfg_not_test() {
let map = def_map_with_crate_graph(
let map = def_map(
r#"
//- /main.rs
//- /main.rs crate:main deps:std
use {Foo, Bar, Baz};
//- /lib.rs
//- /lib.rs crate:std
#[prelude_import]
pub use self::prelude::*;
mod prelude {
@ -521,10 +482,6 @@ mod prelude {
pub struct Baz;
}
"#,
crate_graph! {
"main": ("/main.rs", ["std"]),
"std": ("/lib.rs", []),
},
);
assert_snapshot!(map, @r###"
@ -537,11 +494,12 @@ mod prelude {
#[test]
fn cfg_test() {
let map = def_map_with_crate_graph(
let map = def_map(
r#"
//- /main.rs
//- /main.rs crate:main deps:std
use {Foo, Bar, Baz};
//- /lib.rs
//- /lib.rs crate:std cfg:test,feature=foo,feature=bar,opt=42
#[prelude_import]
pub use self::prelude::*;
mod prelude {
@ -553,15 +511,6 @@ mod prelude {
pub struct Baz;
}
"#,
crate_graph! {
"main": ("/main.rs", ["std"]),
"std": ("/lib.rs", [], cfg = {
"test",
"feature" = "foo",
"feature" = "bar",
"opt" = "42",
}),
},
);
assert_snapshot!(map, @r###"

10
crates/ra_hir/src/nameres/tests/globs.rs → crates/ra_hir_def/src/nameres/tests/globs.rs
View File

@ -76,18 +76,14 @@ fn glob_2() {
#[test]
fn glob_across_crates() {
// covers!(glob_across_crates);
let map = def_map_with_crate_graph(
let map = def_map(
"
//- /main.rs
//- /main.rs crate:main deps:test_crate
use test_crate::*;
//- /lib.rs
//- /lib.rs crate:test_crate
pub struct Baz;
",
crate_graph! {
"main": ("/main.rs", ["test_crate"]),
"test_crate": ("/lib.rs", []),
},
);
assert_snapshot!(map, @r###"
⋮crate

25
crates/ra_hir/src/nameres/tests/incremental.rs → crates/ra_hir_def/src/nameres/tests/incremental.rs
View File

@ -5,7 +5,7 @@
use super::*;
fn check_def_map_is_not_recomputed(initial: &str, file_change: &str) {
let (mut db, pos) = MockDatabase::with_position(initial);
let (mut db, pos) = TestDB::with_position(initial);
let krate = db.crate_graph().iter().next().unwrap();
{
let events = db.log_executed(|| {
@ -91,7 +91,7 @@ fn b() {}
#[test]
fn typing_inside_a_macro_should_not_invalidate_def_map() {
let (mut db, pos) = MockDatabase::with_position(
let (mut db, pos) = TestDB::with_position(
"
//- /lib.rs
macro_rules! m {
@ -111,15 +111,12 @@ fn f() {
m!(X);
",
);
let krate = db.crate_graph().iter().next().unwrap();
{
let events = db.log_executed(|| {
let src = crate::Source {
file_id: pos.file_id.into(),
ast: crate::ModuleSource::new(&db, Some(pos.file_id), None),
};
let module = crate::Module::from_definition(&db, src).unwrap();
let decls = module.declarations(&db);
assert_eq!(decls.len(), 18);
let crate_def_map = db.crate_def_map(krate);
let (_, module_data) = crate_def_map.modules.iter().last().unwrap();
assert_eq!(module_data.scope.items.len(), 1);
});
assert!(format!("{:?}", events).contains("crate_def_map"), "{:#?}", events)
}
@ -127,13 +124,9 @@ fn f() {
{
let events = db.log_executed(|| {
let src = crate::Source {
file_id: pos.file_id.into(),
ast: crate::ModuleSource::new(&db, Some(pos.file_id), None),
};
let module = crate::Module::from_definition(&db, src).unwrap();
let decls = module.declarations(&db);
assert_eq!(decls.len(), 18);
let crate_def_map = db.crate_def_map(krate);
let (_, module_data) = crate_def_map.modules.iter().last().unwrap();
assert_eq!(module_data.scope.items.len(), 1);
});
assert!(!format!("{:?}", events).contains("crate_def_map"), "{:#?}", events)
}

83
crates/ra_hir/src/nameres/tests/macros.rs → crates/ra_hir_def/src/nameres/tests/macros.rs
View File

@ -71,16 +71,16 @@ mod m {
#[test]
fn macro_rules_from_other_crates_are_visible() {
let map = def_map_with_crate_graph(
let map = def_map(
"
//- /main.rs
//- /main.rs crate:main deps:foo
foo::structs!(Foo, Bar)
mod bar;
//- /bar.rs
use crate::*;
//- /lib.rs
//- /lib.rs crate:foo
#[macro_export]
macro_rules! structs {
($($i:ident),*) => {
@ -88,10 +88,6 @@ macro_rules! structs {
}
}
",
crate_graph! {
"main": ("/main.rs", ["foo"]),
"foo": ("/lib.rs", []),
},
);
assert_snapshot!(map, @r###"
⋮crate
@ -108,16 +104,16 @@ macro_rules! structs {
#[test]
fn macro_rules_export_with_local_inner_macros_are_visible() {
let map = def_map_with_crate_graph(
let map = def_map(
"
//- /main.rs
//- /main.rs crate:main deps:foo
foo::structs!(Foo, Bar)
mod bar;
//- /bar.rs
use crate::*;
//- /lib.rs
//- /lib.rs crate:foo
#[macro_export(local_inner_macros)]
macro_rules! structs {
($($i:ident),*) => {
@ -125,10 +121,6 @@ macro_rules! structs {
}
}
",
crate_graph! {
"main": ("/main.rs", ["foo"]),
"foo": ("/lib.rs", []),
},
);
assert_snapshot!(map, @r###"
⋮crate
@ -145,9 +137,9 @@ macro_rules! structs {
#[test]
fn unexpanded_macro_should_expand_by_fixedpoint_loop() {
let map = def_map_with_crate_graph(
let map = def_map(
"
//- /main.rs
//- /main.rs crate:main deps:foo
macro_rules! baz {
() => {
use foo::bar;
@ -158,7 +150,7 @@ macro_rules! baz {
bar!();
baz!();
//- /lib.rs
//- /lib.rs crate:foo
#[macro_export]
macro_rules! foo {
() => {
@ -172,10 +164,6 @@ macro_rules! bar {
}
}
",
crate_graph! {
"main": ("/main.rs", ["foo"]),
"foo": ("/lib.rs", []),
},
);
assert_snapshot!(map, @r###"
⋮crate
@ -188,9 +176,9 @@ macro_rules! bar {
#[test]
fn macro_rules_from_other_crates_are_visible_with_macro_use() {
// covers!(macro_rules_from_other_crates_are_visible_with_macro_use);
let map = def_map_with_crate_graph(
let map = def_map(
"
//- /main.rs
//- /main.rs crate:main deps:foo
structs!(Foo);
structs_priv!(Bar);
structs_not_exported!(MacroNotResolved1);
@ -205,7 +193,7 @@ fn macro_rules_from_other_crates_are_visible_with_macro_use() {
structs!(Baz);
crate::structs!(MacroNotResolved3);
//- /lib.rs
//- /lib.rs crate:foo
#[macro_export]
macro_rules! structs {
($i:ident) => { struct $i; }
@ -222,10 +210,6 @@ macro_rules! structs_priv {
}
}
",
crate_graph! {
"main": ("/main.rs", ["foo"]),
"foo": ("/lib.rs", []),
},
);
assert_snapshot!(map, @r###"
⋮crate
@ -242,9 +226,9 @@ macro_rules! structs_priv {
#[test]
fn prelude_is_macro_use() {
// covers!(prelude_is_macro_use);
let map = def_map_with_crate_graph(
let map = def_map(
"
//- /main.rs
//- /main.rs crate:main deps:foo
structs!(Foo);
structs_priv!(Bar);
structs_outside!(Out);
@ -256,7 +240,7 @@ fn prelude_is_macro_use() {
structs!(Baz);
crate::structs!(MacroNotResolved3);
//- /lib.rs
//- /lib.rs crate:foo
#[prelude_import]
use self::prelude::*;
@ -279,10 +263,6 @@ macro_rules! structs_outside {
($i:ident) => { struct $i; }
}
",
crate_graph! {
"main": ("/main.rs", ["foo"]),
"foo": ("/lib.rs", []),
},
);
assert_snapshot!(map, @r###"
⋮crate
@ -447,16 +427,16 @@ fn baz() {}
#[test]
fn macro_use_can_be_aliased() {
let map = def_map_with_crate_graph(
let map = def_map(
"
//- /main.rs
//- /main.rs crate:main deps:foo
#[macro_use]
extern crate foo;
foo!(Direct);
bar!(Alias);
//- /lib.rs
//- /lib.rs crate:foo
use crate::foo as bar;
mod m {
@ -466,10 +446,6 @@ macro_rules! foo {
}
}
",
crate_graph! {
"main": ("/main.rs", ["foo"]),
"foo": ("/lib.rs", []),
},
);
assert_snapshot!(map, @r###"
⋮crate
@ -533,9 +509,9 @@ macro_rules! bar {
fn macro_dollar_crate_is_correct_in_item() {
// covers!(macro_dollar_crate_self);
// covers!(macro_dollar_crate_other);
let map = def_map_with_crate_graph(
let map = def_map(
"
//- /main.rs
//- /main.rs crate:main deps:foo
#[macro_use]
extern crate foo;
@ -554,7 +530,7 @@ macro_rules! current {
not_current1!();
foo::not_current2!();
//- /lib.rs
//- /lib.rs crate:foo
mod m {
#[macro_export]
macro_rules! not_current1 {
@ -574,10 +550,6 @@ macro_rules! not_current2 {
struct Bar;
struct Baz;
",
crate_graph! {
"main": ("/main.rs", ["foo"]),
"foo": ("/lib.rs", []),
},
);
assert_snapshot!(map, @r###"
⋮crate
@ -596,12 +568,12 @@ macro_rules! not_current2 {
fn macro_dollar_crate_is_correct_in_indirect_deps() {
// covers!(macro_dollar_crate_other);
// From std
let map = def_map_with_crate_graph(
let map = def_map(
r#"
//- /main.rs
//- /main.rs crate:main deps:std
foo!();
//- /std.rs
//- /std.rs crate:std deps:core
#[prelude_import]
use self::prelude::*;
@ -612,7 +584,7 @@ mod prelude {}
#[macro_use]
mod std_macros;
//- /core.rs
//- /core.rs crate:core
#[macro_export]
macro_rules! foo {
() => {
@ -622,11 +594,6 @@ macro_rules! foo {
pub struct bar;
"#,
crate_graph! {
"main": ("/main.rs", ["std"]),
"std": ("/std.rs", ["core"]),
"core": ("/core.rs", []),
},
);
assert_snapshot!(map, @r###"
⋮crate

43
crates/ra_hir/src/nameres/tests/mod_resolution.rs → crates/ra_hir_def/src/nameres/tests/mod_resolution.rs
View File

@ -54,18 +54,15 @@ fn nested_module_resolution() {
#[test]
fn module_resolution_works_for_non_standard_filenames() {
let map = def_map_with_crate_graph(
let map = def_map(
"
//- /my_library.rs
//- /my_library.rs crate:my_library
mod foo;
use self::foo::Bar;
//- /foo/mod.rs
pub struct Bar;
",
crate_graph! {
"my_library": ("/my_library.rs", []),
},
);
assert_snapshot!(map, @r###"
@ -650,7 +647,7 @@ mod bar {
#[test]
fn unresolved_module_diagnostics() {
let diagnostics = MockDatabase::with_files(
let db = TestDB::with_files(
r"
//- /lib.rs
mod foo;
@ -658,11 +655,37 @@ fn unresolved_module_diagnostics() {
mod baz {}
//- /foo.rs
",
)
.diagnostics();
);
let krate = db.crate_graph().iter().next().unwrap();
assert_snapshot!(diagnostics, @r###"
"mod bar;": unresolved module
let crate_def_map = db.crate_def_map(krate);
insta::assert_debug_snapshot!(
crate_def_map.diagnostics,
@r###"
[
UnresolvedModule {
module: CrateModuleId(
0,
),
declaration: AstId {
file_id: HirFileId(
FileId(
FileId(
0,
),
),
),
file_ast_id: FileAstId {
raw: ErasedFileAstId(
1,
),
_ty: PhantomData,
},
},
candidate: "bar.rs",
},
]
"###
);
}

0
crates/ra_hir/src/nameres/tests/primitives.rs → crates/ra_hir_def/src/nameres/tests/primitives.rs
View File

36
crates/ra_hir_def/src/test_db.rs
View File

@ -1,4 +1,7 @@
use std::{panic, sync::Arc};
use std::{
panic,
sync::{Arc, Mutex},
};
use ra_db::{salsa, CrateId, FileId, FileLoader, FileLoaderDelegate};
use relative_path::RelativePath;
@ -13,12 +16,20 @@
#[derive(Debug, Default)]
pub struct TestDB {
runtime: salsa::Runtime<TestDB>,
events: Mutex<Option<Vec<salsa::Event<TestDB>>>>,
}
impl salsa::Database for TestDB {
fn salsa_runtime(&self) -> &salsa::Runtime<Self> {
&self.runtime
}
fn salsa_event(&self, event: impl Fn() -> salsa::Event<TestDB>) {
let mut events = self.events.lock().unwrap();
if let Some(events) = &mut *events {
events.push(event());
}
}
}
impl panic::RefUnwindSafe for TestDB {}
@ -38,3 +49,26 @@ fn relevant_crates(&self, file_id: FileId) -> Arc<Vec<CrateId>> {
FileLoaderDelegate(self).relevant_crates(file_id)
}
}
impl TestDB {
pub fn log(&self, f: impl FnOnce()) -> Vec<salsa::Event<TestDB>> {
*self.events.lock().unwrap() = Some(Vec::new());
f();
self.events.lock().unwrap().take().unwrap()
}
pub fn log_executed(&self, f: impl FnOnce()) -> Vec<String> {
let events = self.log(f);
events
.into_iter()
.filter_map(|e| match e.kind {
// This pretty horrible, but `Debug` is the only way to inspect
// QueryDescriptor at the moment.
salsa::EventKind::WillExecute { database_key } => {
Some(format!("{:?}", database_key))
}
_ => None,
})
.collect()
}
}