1  use std::path::Path;
 2  use std::{fs, io};
 3  
 4  use tempdir::TempDir;
 5  
 6  fn create_file(path: &Path) -> io::Result<()> {
 7      std::fs::File::create(path)?;
 8      Ok(())
 9  }
10  
11  fn assert_is_link(path: &Path, links_to: &Path) {
12      let dst_path = fs::read_link(path).unwrap();
13  
14      assert_eq!(dst_path, links_to);
15  }
16  
17  #[test]
18  fn simple_file() -> io::Result<()> {
19      let dotr = super::Dotr::new();
20  
21      let src = TempDir::new("src").unwrap();
22      let dst = TempDir::new("dst").unwrap();
23      let src = src.path();
24      let dst = dst.path();
25  
26      let src_path = src.join("a");
27      let dst_path = dst.join("a");
28      create_file(&src_path)?;
29  
30      dotr.link(src, dst)?;
31      assert_is_link(&dst_path, &src_path);
32  
33      dotr.unlink(src, dst)?;
34      assert!(!dst_path.exists());
35  
36      Ok(())
37  }
38  
39  #[test]
40  fn simple_nested_file() -> io::Result<()> {
41      let dotr = super::Dotr::new();
42  
43      let src = TempDir::new("src").unwrap();
44      let dst = TempDir::new("dst").unwrap();
45      let src = src.path();
46      let dst = dst.path();
47  
48      let src_path = src.join("foo").join("a");
49      let dst_path = dst.join("foo").join("a");
50      fs::create_dir_all(src.join("foo"))?;
51      create_file(&src_path)?;
52  
53      dotr.link(src, dst)?;
54      assert_is_link(&dst_path, &src_path);
55  
56      dotr.unlink(src, dst)?;
57      assert!(!dst_path.exists());
58  
59      Ok(())
60  }
61  
62  #[test]
63  fn simple_symlink() -> io::Result<()> {
64      let dotr = super::Dotr::new();
65  
66      let src = TempDir::new("src").unwrap();
67      let dst = TempDir::new("dst").unwrap();
68      let src = src.path();
69      let dst = dst.path();
70  
71      let src_path = src.join("a");
72      let src_link_path = src.join("a.lnk");
73      let dst_path = dst.join("a");
74      let dst_link_path = dst.join("a.lnk");
75      create_file(&src_path)?;
76  
77      std::os::unix::fs::symlink(&src_path, src_link_path)?;
78  
79      dotr.link(src, dst)?;
80      assert_is_link(&dst_link_path, &src_path);
81  
82      dotr.unlink(src, dst)?;
83      assert!(!dst_path.exists());
84      assert!(!dst_link_path.exists());
85  
86      Ok(())
87  }