Some more tests.

2 files changed, 39 insertions, 0 deletions

diff --git a/test/libsolidity/SolidityEndToEndTest.cpp b/test/libsolidity/SolidityEndToEndTest.cpp
index 6233e25f..9df64cdc 100644
--- a/test/libsolidity/SolidityEndToEndTest.cpp
+++ b/test/libsolidity/SolidityEndToEndTest.cpp
@@ -6710,6 +6710,31 @@ BOOST_AUTO_TEST_CASE(internal_library_function_bound)
 	BOOST_CHECK(callContractFunction("f()") == encodeArgs(u256(2)));
 }
 
+BOOST_AUTO_TEST_CASE(internal_library_function_return_var_size)
+{
+	char const* sourceCode = R"(
+		library L {
+			struct S { uint[] data; }
+			function f(S _s) internal returns (uint[]) {
+				_s.data[3] = 2;
+				return _s.data;
+			}
+		}
+		contract C {
+			using L for L.S;
+			function f() returns (uint) {
+				L.S memory x;
+				x.data = new uint[](7);
+				x.data[3] = 8;
+				return x.f()[3];
+			}
+		}
+	)";
+	// This has to work without linking, because everything will be inlined.
+	compileAndRun(sourceCode, 0, "C");
+	BOOST_CHECK(callContractFunction("f()") == encodeArgs(u256(2)));
+}
+
 BOOST_AUTO_TEST_SUITE_END()
 
 }
diff --git a/test/libsolidity/SolidityNameAndTypeResolution.cpp b/test/libsolidity/SolidityNameAndTypeResolution.cpp
index b6e21d0f..44525d74 100644
--- a/test/libsolidity/SolidityNameAndTypeResolution.cpp
+++ b/test/libsolidity/SolidityNameAndTypeResolution.cpp
@@ -3257,6 +3257,20 @@ BOOST_AUTO_TEST_CASE(library_functions_do_not_have_value)
 	BOOST_CHECK(!success(text));
 }
 
+BOOST_AUTO_TEST_CASE(library_instances_cannot_be_used)
+{
+	char const* text = R"(
+		library L { function l() {} }
+		contract test {
+			function f() {
+				L x;
+				x.l();
+			}
+		}
+	)";
+	BOOST_CHECK(!success(text));
+}
+
 BOOST_AUTO_TEST_CASE(invalid_fixed_type_long)
 {
 	char const* text = R"(