fix: Vec<...> never stopping with empty value

xmlity-quick-xml/tests/bugs/mod.rs

@@ -0,0 +1 @@
+mod not_stopping;

xmlity-quick-xml/tests/bugs/not_stopping.rs

@@ -0,0 +1,28 @@
+use xmlity::{Deserialize, Serialize};
+
+use crate::define_deserialize_test;
+
+#[derive(Debug, Serialize, Deserialize, PartialEq, Clone)]
+pub enum XhtmlBlockClass {
+    XhtmlBlockExtra(Box<XhtmlBlockExtra>),
+}
+
+#[derive(Debug, Serialize, Deserialize, PartialEq, Clone)]
+#[xvalue(order = "strict")]
+pub struct XhtmlBlockExtra;
+
+#[derive(Debug, Serialize, Deserialize, PartialEq, Clone)]
+pub enum XhtmlBlockMix {
+    XhtmlBlockClass(Box<XhtmlBlockClass>),
+}
+
+const XHTML_BODY_CONTENT: &str = r###"
+
+  some content here...
+
+"###;
+
+define_deserialize_test!(
+    test_not_stopping,
+    [(Vec::<XhtmlBlockMix>::new(), XHTML_BODY_CONTENT)]
+);

xmlity-quick-xml/tests/features.rs

@@ -1,3 +1,4 @@
+pub mod bugs;
 pub mod elements;
 pub mod groups;
 pub mod other;