workspacer_workspace/
get_crates.rs

1// ---------------- [ File: workspacer-workspace/src/get_crates.rs ]
2crate::ix!();
3
4impl<P,H:CrateHandleInterface<P>> NumCrates for Workspace<P,H> 
5where for<'async_trait> P: From<PathBuf> + AsRef<Path> + Send + Sync + 'async_trait
6{
7    fn n_crates(&self) -> usize {
8        self.crates().len()
9    }
10}
11
12#[cfg(test)]
13mod test_num_crates_and_get_crates {
14    use super::*;
15
16    #[traced_test]
17    async fn test_empty_workspace_has_zero_crates() {
18        // 1) Create an entirely empty workspace with no crates
19        let path = create_mock_workspace(vec![]).await.expect("Failed to create empty workspace");
20        // By default, create_mock_workspace writes a workspace Cargo.toml with no members if `crate_configs` is empty.
21        
22        // 2) Convert path -> a real Workspace
23        let ws = Workspace::<PathBuf, CrateHandle>::new(&path).await
24            .expect("Should build an empty workspace object");
25        
26        // 3) Check n_crates() and crates()
27        assert_eq!(ws.n_crates(), 0, "No crates => n_crates==0");
28        assert!(ws.crates().is_empty(), "crates() slice should be empty");
29    }
30
31    #[traced_test]
32    async fn test_workspace_with_single_crate() {
33        // 1) Create a mock workspace with 1 crate
34        let path = create_mock_workspace(vec![
35            CrateConfig::new("single_crate").with_src_files()
36        ]).await.expect("Failed to create single-crate workspace");
37
38        // 2) Build the workspace
39        let ws = Workspace::<PathBuf,CrateHandle>::new(&path).await
40            .expect("Should parse workspace with 1 crate");
41
42        assert_eq!(ws.n_crates(), 1, "Expected exactly 1 crate");
43        assert_eq!(ws.crates().len(), 1, "crates() slice should have length 1");
44        // We can check the name or path if we want
45        let the_crate = &ws.crates()[0];
46        let crate_path = the_crate.lock().await.root_dir_path_buf();
47        println!("Single crate path = {}", crate_path.display());
48    }
49
50    #[traced_test]
51    async fn test_workspace_with_multiple_crates() {
52        let path = create_mock_workspace(vec![
53            CrateConfig::new("crateAlpha").with_src_files(),
54            CrateConfig::new("crateBeta").with_test_files(),
55        ]).await.expect("Failed to create multi-crate workspace");
56
57        let ws = Workspace::<PathBuf,CrateHandle>::new(&path).await
58            .expect("Should parse multi-crate workspace");
59
60        assert_eq!(ws.n_crates(), 2, "Two crates => n_crates()==2");
61        let slice = ws.crates();
62        assert_eq!(slice.len(), 2, "crates() slice length=2");
63    }
64}
workspacer_workspace/get_crates.rs

workspacer_workspace/
get_crates.rs
