diff --git a/sv-parser-pp/src/preprocess.rs b/sv-parser-pp/src/preprocess.rs
index 5afd447..9922488 100644
--- a/sv-parser-pp/src/preprocess.rs
+++ b/sv-parser-pp/src/preprocess.rs
@@ -898,6 +898,40 @@ mod tests {
         );
     }
 
+    #[test]
+    #[allow(non_snake_case)]
+    fn IEEE18002017_macro_argument_expansion() {
+        let (ret, _) = preprocess(
+            testfile_path("IEEE18002017_macro_argument_expansion.sv"),
+            &HashMap::new(),
+            &[] as &[String],
+            false,
+            false,
+        )
+        .unwrap();
+        assert_eq!(
+            ret.text(),
+            testfile_contents("expected/IEEE18002017_macro_argument_expansion.sv")
+        );
+    }
+
+    #[test]
+    #[allow(non_snake_case)]
+    fn IEEE18002017_macro_delimit_tokens() {
+        let (ret, _) = preprocess(
+            testfile_path("IEEE18002017_macro_delimit_tokens.sv"),
+            &HashMap::new(),
+            &[] as &[String],
+            false,
+            false,
+        )
+        .unwrap();
+        assert_eq!(
+            ret.text(),
+            testfile_contents("expected/IEEE18002017_macro_delimit_tokens.sv")
+        );
+    }
+
     #[test]
     #[allow(non_snake_case)]
     fn IEEE18002017_macro_mix_quotes() {
@@ -932,6 +966,40 @@ mod tests {
         );
     }
 
+    #[test]
+    #[allow(non_snake_case)]
+    fn IEEE18002017_macro_with_defaults() {
+        let (ret, _) = preprocess(
+            testfile_path("IEEE18002017_macro_with_defaults.sv"),
+            &HashMap::new(),
+            &[] as &[String],
+            false,
+            false,
+        )
+        .unwrap();
+        assert_eq!(
+            ret.text(),
+            testfile_contents("expected/IEEE18002017_macro_with_defaults.sv")
+        );
+    }
+
+    #[test]
+    #[allow(non_snake_case)]
+    fn IEEE18002017_macro_without_defaults() {
+        let (ret, _) = preprocess(
+            testfile_path("IEEE18002017_macro_without_defaults.sv"),
+            &HashMap::new(),
+            &[] as &[String],
+            false,
+            false,
+        )
+        .unwrap();
+        assert_eq!(
+            ret.text(),
+            testfile_contents("expected/IEEE18002017_macro_without_defaults.sv")
+        );
+    }
+
     #[test]
     fn ifdef_nested() {
         let (ret, _) = preprocess(