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l0ng-ai
26e3ecc3a0
Two opens of one window could each find no current project and build a full project (index, language servers, watchers); the second replaced the first without closing it, leaving two jdtls on one workspace. open_project and open_light now hold a per-window lock from the check to the insert.
47 lines
1.8 KiB
Rust
47 lines
1.8 KiB
Rust
//! Opening the project a window is already opening reuses it: racing opens (a double
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//! click, a launch path and a restore) must not start a second index and language servers.
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use ide_core::NullSink;
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use ide_host::{Host, HostConfig};
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use std::sync::{Arc, Barrier};
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#[test]
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fn racing_opens_of_one_window_share_one_project() {
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let tmp = tempfile::tempdir().unwrap();
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let root = dunce::canonicalize(tmp.path()).unwrap().join("project");
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std::fs::create_dir_all(root.join("src")).unwrap();
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std::fs::write(root.join("src/Main.java"), "class Main {}\n").unwrap();
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let runtime = tokio::runtime::Builder::new_multi_thread().worker_threads(2).enable_all().build().unwrap();
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let _guard = runtime.enter();
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let host = Arc::new(Host::new(HostConfig {
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config_dir: tmp.path().join("config"),
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data_dir: tmp.path().join("data"),
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local_data_dir: tmp.path().join("data"),
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languages: Arc::new(ide_language::LanguageRegistry::load(None).unwrap()),
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syntax: Arc::default(),
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sink_for: Box::new(|_| Arc::new(NullSink)),
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owner: |w| w,
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runtime: runtime.handle().clone(),
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project_environment: false,
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}));
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host.trust.decide(&root, true, false).unwrap();
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let start = Arc::new(Barrier::new(4));
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let opens: Vec<_> = (0..4)
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.map(|_| {
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let (host, root, start) = (host.clone(), root.clone(), start.clone());
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std::thread::spawn(move || {
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start.wait();
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host.open_project("main", &root).unwrap()
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})
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})
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.collect();
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let projects: Vec<_> = opens.into_iter().map(|t| t.join().unwrap()).collect();
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let current = host.project("main").unwrap();
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for project in &projects {
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assert!(Arc::ptr_eq(project, ¤t), "every open returns the window's one project");
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}
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host.close_project("main");
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}
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