119 lines
4.1 KiB
Rust
119 lines
4.1 KiB
Rust
use std::path::PathBuf;
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use project_model::{CargoWorkspace, ProjectWorkspace, Sysroot, WorkspaceBuildScripts};
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use rust_analyzer::ws_to_crate_graph;
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use rustc_hash::FxHashMap;
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use serde::de::DeserializeOwned;
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use vfs::{AbsPathBuf, FileId};
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fn load_cargo_with_fake_sysroot(file: &str) -> ProjectWorkspace {
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let meta = get_test_json_file(file);
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let cargo_workspace = CargoWorkspace::new(meta);
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ProjectWorkspace::Cargo {
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cargo: cargo_workspace,
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build_scripts: WorkspaceBuildScripts::default(),
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sysroot: Ok(get_fake_sysroot()),
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rustc: Err(None),
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rustc_cfg: Vec::new(),
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cfg_overrides: Default::default(),
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toolchain: None,
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target_layout: Err("target_data_layout not loaded".into()),
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cargo_config_extra_env: Default::default(),
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}
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}
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fn get_test_json_file<T: DeserializeOwned>(file: &str) -> T {
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let base = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
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let file = base.join("tests/test_data").join(file);
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let data = std::fs::read_to_string(file).unwrap();
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let mut json = data.parse::<serde_json::Value>().unwrap();
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fixup_paths(&mut json);
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return serde_json::from_value(json).unwrap();
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fn fixup_paths(val: &mut serde_json::Value) {
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match val {
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serde_json::Value::String(s) => replace_root(s, true),
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serde_json::Value::Array(vals) => vals.iter_mut().for_each(fixup_paths),
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serde_json::Value::Object(kvals) => kvals.values_mut().for_each(fixup_paths),
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serde_json::Value::Null | serde_json::Value::Bool(_) | serde_json::Value::Number(_) => {
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}
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}
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}
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}
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fn replace_root(s: &mut String, direction: bool) {
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if direction {
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let root = if cfg!(windows) { r#"C:\\ROOT\"# } else { "/ROOT/" };
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*s = s.replace("$ROOT$", root)
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} else {
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let root = if cfg!(windows) { r#"C:\\\\ROOT\\"# } else { "/ROOT/" };
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*s = s.replace(root, "$ROOT$")
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}
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}
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fn get_fake_sysroot_path() -> PathBuf {
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let base = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
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base.join("../project-model/test_data/fake-sysroot")
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}
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fn get_fake_sysroot() -> Sysroot {
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let sysroot_path = get_fake_sysroot_path();
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// there's no `libexec/` directory with a `proc-macro-srv` binary in that
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// fake sysroot, so we give them both the same path:
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let sysroot_dir = AbsPathBuf::assert_utf8(sysroot_path);
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let sysroot_src_dir = sysroot_dir.clone();
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Sysroot::load(sysroot_dir, Some(Ok(sysroot_src_dir)), false)
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}
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#[test]
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fn test_deduplicate_origin_dev() {
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let path_map = &mut FxHashMap::default();
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let ws = load_cargo_with_fake_sysroot("deduplication_crate_graph_A.json");
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let ws2 = load_cargo_with_fake_sysroot("deduplication_crate_graph_B.json");
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let (crate_graph, ..) = ws_to_crate_graph(&[ws, ws2], &Default::default(), |path| {
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let len = path_map.len();
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Some(*path_map.entry(path.to_path_buf()).or_insert(FileId::from_raw(len as u32)))
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});
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let mut crates_named_p2 = vec![];
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for id in crate_graph.iter() {
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let krate = &crate_graph[id];
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if let Some(name) = krate.display_name.as_ref() {
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if name.to_string() == "p2" {
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crates_named_p2.push(krate);
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}
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}
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}
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assert!(crates_named_p2.len() == 1);
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let p2 = crates_named_p2[0];
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assert!(p2.origin.is_local());
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}
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#[test]
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fn test_deduplicate_origin_dev_rev() {
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let path_map = &mut FxHashMap::default();
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let ws = load_cargo_with_fake_sysroot("deduplication_crate_graph_B.json");
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let ws2 = load_cargo_with_fake_sysroot("deduplication_crate_graph_A.json");
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let (crate_graph, ..) = ws_to_crate_graph(&[ws, ws2], &Default::default(), |path| {
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let len = path_map.len();
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Some(*path_map.entry(path.to_path_buf()).or_insert(FileId::from_raw(len as u32)))
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});
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let mut crates_named_p2 = vec![];
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for id in crate_graph.iter() {
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let krate = &crate_graph[id];
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if let Some(name) = krate.display_name.as_ref() {
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if name.to_string() == "p2" {
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crates_named_p2.push(krate);
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}
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}
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}
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assert!(crates_named_p2.len() == 1);
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let p2 = crates_named_p2[0];
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assert!(p2.origin.is_local());
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}
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