Move path calculation to helper function

Signed-off-by: Matthias Beyer <mail@beyermatthias.de>

tests/ui/src/imag.rs

@@ -18,6 +18,7 @@
 //
 
 use std::process::Command;
+use std::path::PathBuf;
 
 use assert_fs::fixture::TempDir;
 use assert_cmd::prelude::*;
@@ -38,3 +39,25 @@ pub fn binary(tempdir: &TempDir, binary_name: &str) -> Command {
     cmd
 }
 
+/// Run the passed command and get the stdout of it.
+///
+/// This function does _not_ ensure that stdin is inherited.
+pub fn stdout_of_command(command: Command) -> Vec<String> {
+    let assert = command.assert();
+    let lines = String::from_utf8(assert.get_output().stdout.clone())
+        .unwrap()
+        .lines()
+        .map(String::from)
+        .collect();
+    assert.success();
+    lines
+}
+
+/// Create a PathBuf for a file in a TempDir
+pub fn file_path(tempdir: &TempDir, path_elements: &[&str]) -> PathBuf {
+    let mut path = tempdir.path().to_path_buf();
+    path_elements.iter().for_each(|el| path.push(el));
+    debug!("Calculated path = {:?}", path);
+    path
+}
+

tests/ui/src/imag_create.rs

@@ -50,14 +50,7 @@ fn test_creating_works() {
 
     call(&imag_home, &["test"]);
 
-    let entry_path = {
-        let mut path = imag_home.path().to_path_buf();
-        path.push("store");
-        path.push("test");
-        path
-    };
-
-    debug!("Calculated path = {:?}", entry_path);
+    let entry_path = crate::imag::file_path(&imag_home, &["store", "test"]);
 
     assert!(entry_path.exists(), "Entry was not created: {:?}", entry_path);
     assert!(entry_path.is_file() , "Entry is not a file: {:?}", entry_path);