Merge branch 'upgrade_alphabetical_test' into 'master'

Closes #2

Closes #2

See merge request MisterBiggs/zine!2

tests/feed_validation.rs

@@ -33,10 +33,16 @@ fn test_that_urls_point_to_valid_feeds() {
 
 #[test]
 fn test_if_feeds_are_in_alphabetical_order() {
-    let urls = read_feed();
+    let mut urls = read_feed();
 
-    assert!(
-        urls.windows(2).all(|w| w[0] < w[1]),
-        "feeds.txt is not sorted alphabetically"
-    )
+    if !urls.windows(2).all(|w| w[0] < w[1]) {
+        println!("Sorted feeds.txt:");
+
+        urls.sort();
+
+        for url in urls {
+            println!("{}", url);
+        }
+        panic!("\nfeeds.txt was not sorted!")
+    }
 }