From a06249c98484f8ca3772b09f66bc68dd30c13c4d Mon Sep 17 00:00:00 2001
From: chriseth <chris@ethereum.org>
Date: Sat, 30 Dec 2017 13:48:07 +0100
Subject: Tests for revert with reason string.

---
 test/libsolidity/SolidityEndToEndTest.cpp          | 37 ++++++++++++++++++++++
 test/libsolidity/SolidityNameAndTypeResolution.cpp | 17 +++++++++-
 2 files changed, 53 insertions(+), 1 deletion(-)

diff --git a/test/libsolidity/SolidityEndToEndTest.cpp b/test/libsolidity/SolidityEndToEndTest.cpp
index f7f1062d..82ad2917 100644
--- a/test/libsolidity/SolidityEndToEndTest.cpp
+++ b/test/libsolidity/SolidityEndToEndTest.cpp
@@ -10419,6 +10419,43 @@ BOOST_AUTO_TEST_CASE(revert)
 	ABI_CHECK(callContractFunction("a()"), encodeArgs(u256(42)));
 }
 
+BOOST_AUTO_TEST_CASE(revert_with_cause)
+{
+	char const* sourceCode = R"(
+		contract D {
+			function f() public {
+				revert("test123");
+			}
+			function g() public {
+				revert("test1234567890123456789012345678901234567890");
+			}
+		}
+		contract C {
+			D d = new D();
+			function forward(address target, bytes data) internal returns (bool success, bytes retval) {
+				uint retsize;
+				assembly {
+					success := call(not(0), target, 0, add(data, 0x20), mload(data), 0, 0)
+					retsize := returndatasize()
+				}
+				retval = new bytes(retsize);
+				assembly {
+					returndatacopy(add(retval, 0x20), 0, returndatasize())
+				}
+			}
+			function f() public returns (bool, bytes) {
+				return forward(address(d), msg.data);
+			}
+			function g() public returns (bool, bytes) {
+				return forward(address(d), msg.data);
+			}
+		}
+	)";
+	compileAndRun(sourceCode, 0, "C");
+	ABI_CHECK(callContractFunction("f()"), encodeArgs(0, 0x40, 0x80, 0, 0x40, 7, "test123"));
+	ABI_CHECK(callContractFunction("g()"), encodeArgs(0, 0x40, 0xa0, 0, 0x40, 44, "test1234567890123456789012345678901234567890"));
+}
+
 BOOST_AUTO_TEST_CASE(negative_stack_height)
 {
 	// This code was causing negative stack height during code generation
diff --git a/test/libsolidity/SolidityNameAndTypeResolution.cpp b/test/libsolidity/SolidityNameAndTypeResolution.cpp
index 6b6c86a1..2bf71886 100644
--- a/test/libsolidity/SolidityNameAndTypeResolution.cpp
+++ b/test/libsolidity/SolidityNameAndTypeResolution.cpp
@@ -5987,7 +5987,22 @@ BOOST_AUTO_TEST_CASE(bare_revert)
 			}
 		}
 	)";
-	CHECK_WARNING(text, "Statement has no effect.");
+	CHECK_ERROR(text, TypeError, "No matching declaration found");
+}
+
+BOOST_AUTO_TEST_CASE(revert_with_reason)
+{
+	char const* text = R"(
+		contract C {
+			function f(uint x) pure public {
+				if (x > 7)
+					revert("abc");
+				else
+					revert();
+			}
+		}
+	)";
+	CHECK_SUCCESS_NO_WARNINGS(text);
 }
 
 BOOST_AUTO_TEST_CASE(bare_others)
-- 
cgit