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Add convenience method for testing

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This commit is contained in:
Aleksey Kladov 2019-11-15 13:16:16 +03:00
parent 3564fbb7f5
commit 5766ceab06
4 changed files with 15 additions and 7 deletions
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12
crates/ra_db/src/fixture.rs
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@ -8,8 +8,8 @@ use rustc_hash::FxHashMap;
use test_utils::{extract_offset, parse_fixture, CURSOR_MARKER};
use crate::{
CrateGraph, Edition, FileId, FilePosition, RelativePathBuf, SourceDatabaseExt, SourceRoot,
SourceRootId,
CrateGraph, CrateId, Edition, FileId, FilePosition, RelativePathBuf, SourceDatabaseExt,
SourceRoot, SourceRootId,
};
pub const WORKSPACE: SourceRootId = SourceRootId(0);
@ -33,6 +33,14 @@ pub trait WithFixture: Default + SourceDatabaseExt + 'static {
let pos = with_files(&mut db, fixture);
(db, pos.unwrap())
}
fn test_crate(&self) -> CrateId {
let crate_graph = self.crate_graph();
let mut it = crate_graph.iter();
let res = it.next().unwrap();
assert!(it.next().is_none());
res
}
}
impl<DB: SourceDatabaseExt + Default + 'static> WithFixture for DB {}