1 files changed, 54 insertions, 0 deletions

diff --git a/tests/test_spans.rs b/tests/test_spans.rs
index 0956f8e..f22a2aa 100644
--- a/tests/test_spans.rs
+++ b/tests/test_spans.rs
@@ -245,6 +245,24 @@ fn tests_for_errors_are_sorted() {
 }
 
 #[test]
+fn error_char_ref_absence_of_digits() {
+    let html = "&#qux;";
+    assert_snapshot!(annotate_errors(html), @r###"
+    &#qux;
+      ^ absence-of-digits-in-numeric-character-reference
+    "###);
+}
+
+#[test]
+fn error_char_ref_control_char() {
+    let html = "";
+    assert_snapshot!(annotate_errors(html), @r###"
+    
+         ^ control-character-reference
+    "###);
+}
+
+#[test]
 fn error_char_ref_missing_semicolon() {
     let html = "&not";
     assert_snapshot!(annotate_errors(html), @r###"
@@ -254,6 +272,42 @@ fn error_char_ref_missing_semicolon() {
 }
 
 #[test]
+fn error_char_ref_noncharacter() {
+    let html = "";
+    assert_snapshot!(annotate_errors(html), @r###"
+    
+           ^ noncharacter-character-reference
+    "###);
+}
+
+#[test]
+fn error_char_ref_null_char() {
+    let html = "�";
+    assert_snapshot!(annotate_errors(html), @r###"
+    �
+       ^ null-character-reference
+    "###);
+}
+
+#[test]
+fn error_char_ref_outside_unicode_range() {
+    let html = "�";
+    assert_snapshot!(annotate_errors(html), @r###"
+    �
+             ^ character-reference-outside-unicode-range
+    "###);
+}
+
+#[test]
+fn error_char_ref_surrogate() {
+    let html = "�";
+    assert_snapshot!(annotate_errors(html), @r###"
+    �
+           ^ surrogate-character-reference
+    "###);
+}
+
+#[test]
 fn error_char_ref_unknown_named() {
     let html = "The pirate says &arrrrr;";
     assert_snapshot!(annotate_errors(html), @r###"