Support for absolute file paths in body_from_file

CHANGELOG.md

@@ -1,6 +1,7 @@
 ## Version 0.5.2
 - Updated dependencies to newest version.
 - Removed dependency version fixation from v0.5.1.
+- `Mock::return_body_from_file` and `Then::body_from_file` now accept absolute and relative file paths.
 
 ## Version 0.5.1
 - Updated dependency to futures-util to fix compile errors.

src/api/mock.rs

@@ -1204,7 +1204,9 @@ impl Mock {
 
     /// Sets the HTTP response body that will be returned by the mock server.
     ///
-    /// * `body` - The response body content.
+    /// * `resource_file_path` - The file path to the file with the response body content. The file
+    ///                          path can either be absolute or relative to the project root
+    ///                         directory.
     ///
     /// ## Example:
     /// ```
@@ -1227,21 +1229,19 @@ impl Mock {
     /// assert_eq!(response.status(), 200);
     /// assert_eq!(response.text().unwrap(), "ohi!");
     /// ```
-    pub fn return_body_from_file<S: Into<String>>(
-        mut self,
-        relative_test_resource_path: S,
-    ) -> Self {
-        let rel_path = relative_test_resource_path.into();
-        let abs_path = match Path::new(&rel_path).is_absolute() {
-            true => PathBuf::from(rel_path),
-            false => get_test_resource_file_path(&rel_path).expect(&format!(
+    pub fn return_body_from_file<S: Into<String>>(mut self, resource_file_path: S) -> Self {
+        let resource_file_path = resource_file_path.into();
+        let path = Path::new(&resource_file_path);
+        let absolute_path = match path.is_absolute() {
+            true => path.to_path_buf(),
+            false => get_test_resource_file_path(&resource_file_path).expect(&format!(
                 "Cannot create absolute path from string '{}'",
-                &rel_path
+                &resource_file_path
             )),
         };
-        let content = read_file(&abs_path).expect(&format!(
+        let content = read_file(&absolute_path).expect(&format!(
             "Cannot read from file {}",
-            abs_path.to_str().expect("Invalid OS path")
+            absolute_path.to_str().expect("Invalid OS path")
         ));
         self.return_body(content)
     }