tests(derive): Adds test for extendable = "iterator" option. (#119)

Author: lukasfri

xmlity-quick-xml/tests/text/extendable.rs

@@ -6,7 +6,7 @@ use xmlity::{Deserialize, Serialize};
 pub struct ExtendableText(#[xvalue(extendable = true)] String);
 
 define_test!(
-    extendable_struct,
+    extendable_text,
     [
         (
             ExtendableText("BeforeInsideAfter".to_string()),
@@ -16,3 +16,22 @@ define_test!(
         (ExtendableText("Text".to_string()), "Text")
     ]
 );
+
+#[derive(Debug, PartialEq, Serialize, Deserialize)]
+pub struct ExtendableVec(#[xvalue(extendable = "iterator")] Vec<String>);
+
+define_test!(
+    extendable_vec,
+    [
+        (
+            ExtendableVec(vec![
+                "Before".to_string(),
+                "Inside".to_string(),
+                "After".to_string()
+            ]),
+            "BeforeInsideAfter",
+            "Before<![CDATA[Inside]]>After"
+        ),
+        (ExtendableVec(vec!["Text".to_string()]), "Text")
+    ]
+);