refactor(fs/tests): group into modules

src/tests/fs.rs

@@ -4,18 +4,23 @@ use crate::fs;
 
 type TestResult = Result<(), fs::Error>;
 
-#[test]
-fn path_of_validate_fails_path_traversal() -> TestResult {
+mod path_of {
+    use super::*;
+    #[test]
+    fn path_of_validate_fails_path_traversal() -> TestResult {
         let fs = fs::temp()?;
 
         let_assert!(Err(fs::Error::PathTraversal { base, path: _path }) = fs.path_of("..".into()));
         assert_eq!(base, fs.base());
 
         Ok(())
+    }
 }
 
-#[test]
-fn write_read_file_exists() -> TestResult {
+mod file {
+    use super::*;
+    #[test]
+    fn write_read_file_exists() -> TestResult {
         let fs = fs::temp()?;
         let pathbuf = fs.base().join("foo");
 
@@ -33,10 +38,13 @@ fn write_read_file_exists() -> TestResult {
         assert!(is_file);
 
         Ok(())
+    }
 }
 
-#[test]
-fn create_dir_should_create_a_dir() -> TestResult {
+mod dir_create {
+    use super::*;
+    #[test]
+    fn dir_create_should_create_a_dir() -> TestResult {
         let fs = fs::temp()?;
         let pathbuf = fs.base().join("subdir");
 
@@ -49,10 +57,10 @@ fn create_dir_should_create_a_dir() -> TestResult {
         assert!(is_dir);
 
         Ok(())
-}
+    }
 
-#[test]
-fn create_dir_all_should_create_a_dir() -> TestResult {
+    #[test]
+    fn dir_create_all_should_create_a_dir() -> TestResult {
         let fs = fs::temp()?;
         let pathbuf = fs.base().join("subdir").join("child");
 
@@ -65,4 +73,5 @@ fn create_dir_all_should_create_a_dir() -> TestResult {
         assert!(is_dir, "path is a directory");
 
         Ok(())
+    }
 }