diff --git a/tests/issue_22.rs b/tests/issue_22.rs
index c9a71ee..d0fff8b 100644
--- a/tests/issue_22.rs
+++ b/tests/issue_22.rs
@@ -1,24 +1,8 @@
-use orgize::Org;
+use orgize::{ast::Paragraph, rowan::ast::AstNode, Org};
 
 #[test]
 fn whitespaces() {
-    let org = Org::parse("       ");
-
-    assert(&org);
-
-    let org = Org::parse("\t \t  \n \t \t \n  \t");
-
-    assert(&org);
-
-    let org = Org::parse("\u{000b}\u{0085}\u{00a0}\u{1680}\u{2000}\u{2001}\u{2002}\u{2003}\u{2004}\u{2005}\u{2006}\u{2007}\u{2008}\u{2009}\u{200a}\u{2028}\u{2029}\u{202f}\u{205f}\u{3000}");
-
-    assert(&org);
-}
-
-fn assert(org: &Org) {
-    assert_eq!(
-        org.iter().count(),
-        2,
-        "should contains only one element - document"
-    );
+    let case = "\u{000b}\u{0085}\u{00a0}\u{1680}\u{2000}\u{2001}\u{2002}\u{2003}\u{2004}\u{2005}\u{2006}\u{2007}\u{2008}\u{2009}\u{200a}\u{2028}\u{2029}\u{202f}\u{205f}\u{3000}";
+    let paragraph = Org::parse(case).first_node::<Paragraph>().unwrap();
+    assert_eq!(&paragraph.syntax().to_string(), case);
 }