From ad010f557bc4af683688aef423e7ae68d0fd4d08 Mon Sep 17 00:00:00 2001
From: chriseth <chris@ethereum.org>
Date: Fri, 16 Feb 2018 17:32:54 +0100
Subject: Tests for warnings.

---
 test/libsolidity/SolidityNameAndTypeResolution.cpp | 23 ++++++++++++++++++++++
 1 file changed, 23 insertions(+)

(limited to 'test')

diff --git a/test/libsolidity/SolidityNameAndTypeResolution.cpp b/test/libsolidity/SolidityNameAndTypeResolution.cpp
index ce80ffda..27761066 100644
--- a/test/libsolidity/SolidityNameAndTypeResolution.cpp
+++ b/test/libsolidity/SolidityNameAndTypeResolution.cpp
@@ -7818,6 +7818,29 @@ BOOST_AUTO_TEST_CASE(emit_events)
 	CHECK_SUCCESS_NO_WARNINGS(text);
 }
 
+BOOST_AUTO_TEST_CASE(old_style_events_050)
+{
+	char const* text = R"(
+		contract C {
+			event e();
+			function f() public {
+				e();
+			}
+		}
+	)";
+	CHECK_WARNING(text, "without \"emit\" prefix");
+	text = R"(
+		pragma experimental "v0.5.0";
+		contract C {
+			event e();
+			function f() public {
+				e();
+			}
+		}
+	)";
+	CHECK_ERROR(text, TypeError, "have to be prefixed");
+}
+
 BOOST_AUTO_TEST_SUITE_END()
 
 }
-- 
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