From 0933d914a37c4ab57fda6fe95464d194dab6f80c Mon Sep 17 00:00:00 2001 From: Aleksey Kladov Date: Sun, 3 Nov 2019 20:53:17 +0300 Subject: Introduce ra_db::fixture fixture module The goal here is to share more testing infrastructure between crates. --- crates/ra_db/src/fixture.rs | 40 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 crates/ra_db/src/fixture.rs (limited to 'crates/ra_db/src/fixture.rs') diff --git a/crates/ra_db/src/fixture.rs b/crates/ra_db/src/fixture.rs new file mode 100644 index 000000000..469251fe9 --- /dev/null +++ b/crates/ra_db/src/fixture.rs @@ -0,0 +1,40 @@ +//! FIXME: write short doc here + +use std::sync::Arc; + +use ra_cfg::CfgOptions; + +use crate::{ + CrateGraph, Edition, FileId, RelativePathBuf, SourceDatabaseExt, SourceRoot, SourceRootId, +}; + +pub const WORKSPACE: SourceRootId = SourceRootId(0); + +pub trait WithFixture: Default + SourceDatabaseExt + 'static { + fn with_single_file(text: &str) -> (Self, FileId) { + let mut db = Self::default(); + let file_id = with_single_file(&mut db, text); + (db, file_id) + } +} + +impl WithFixture for DB {} + +fn with_single_file(db: &mut dyn SourceDatabaseExt, text: &str) -> FileId { + let file_id = FileId(0); + let rel_path: RelativePathBuf = "/main.rs".into(); + + let mut source_root = SourceRoot::default(); + source_root.insert_file(rel_path.clone(), file_id); + + let mut crate_graph = CrateGraph::default(); + crate_graph.add_crate_root(file_id, Edition::Edition2018, CfgOptions::default()); + + db.set_file_text(file_id, Arc::new(text.to_string())); + db.set_file_relative_path(file_id, rel_path); + db.set_file_source_root(file_id, WORKSPACE); + db.set_source_root(WORKSPACE, Arc::new(source_root)); + db.set_crate_graph(Arc::new(crate_graph)); + + file_id +} -- cgit v1.2.3