From 2309ae3edd8b81b49c4a440d19e3c1cb06dcb4b5 Mon Sep 17 00:00:00 2001
From: hrkrshnn <webmail.hari@gmail.com>
Date: Thu, 3 Jun 2021 10:43:52 +0200
Subject: [PATCH] Added tests for internal or recursive types as event / error
 param

After converting the error about mapping parameter in event / error into a fatal type error, we were
missing tests that reached the "internal or recursive types" error.
---
 test/libsolidity/syntaxTests/errors/internal_type.sol |  9 +++++++++
 test/libsolidity/syntaxTests/events/internal_type.sol | 11 +++++++++++
 2 files changed, 20 insertions(+)
 create mode 100644 test/libsolidity/syntaxTests/errors/internal_type.sol
 create mode 100644 test/libsolidity/syntaxTests/events/internal_type.sol

diff --git a/test/libsolidity/syntaxTests/errors/internal_type.sol b/test/libsolidity/syntaxTests/errors/internal_type.sol
new file mode 100644
index 000000000..b88a27435
--- /dev/null
+++ b/test/libsolidity/syntaxTests/errors/internal_type.sol
@@ -0,0 +1,9 @@
+error E1(function() internal);
+error E2(S);
+
+struct S {
+    S[] ss;
+}
+// ----
+// TypeError 3417: (9-29): Internal or recursive type is not allowed as error parameter type.
+// TypeError 3417: (40-41): Internal or recursive type is not allowed as error parameter type.
diff --git a/test/libsolidity/syntaxTests/events/internal_type.sol b/test/libsolidity/syntaxTests/events/internal_type.sol
new file mode 100644
index 000000000..1e584a8eb
--- /dev/null
+++ b/test/libsolidity/syntaxTests/events/internal_type.sol
@@ -0,0 +1,11 @@
+struct S {
+    S[] ss;
+}
+
+contract C {
+    event E1(function() internal);
+    event E2(S);
+}
+// ----
+// TypeError 3417: (52-72): Internal or recursive type is not allowed as event parameter type.
+// TypeError 3417: (87-88): Internal or recursive type is not allowed as event parameter type.