Raise error when using unimplemented internal library functions.

1 files changed, 24 insertions, 0 deletions

diff --git a/test/libsolidity/SolidityNameAndTypeResolution.cpp b/test/libsolidity/SolidityNameAndTypeResolution.cpp
index aaf1a449..ef83cc61 100644
--- a/test/libsolidity/SolidityNameAndTypeResolution.cpp
+++ b/test/libsolidity/SolidityNameAndTypeResolution.cpp
@@ -6536,6 +6536,30 @@ BOOST_AUTO_TEST_CASE(constructor_without_implementation)
 	CHECK_ERROR(text, TypeError, "Constructor must be implemented if declared.");
 }
 
+BOOST_AUTO_TEST_CASE(calling_unimplemented_internal_functions)
+{
+	char const* text = R"(
+		contract C {
+			function f() internal;
+			function g() { f(); }
+		}
+	)";
+	CHECK_SUCCESS_NO_WARNINGS(text);
+}
+
+BOOST_AUTO_TEST_CASE(calling_unimplemented_internal_library_functions)
+{
+	char const* text = R"(
+		library L {
+			function f() internal;
+		}
+		contract C {
+			function g() { L.f(); }
+		}
+	)";
+	CHECK_ERROR(text, TypeError, "Inlined library function is lacking implementation.");
+}
+
 BOOST_AUTO_TEST_SUITE_END()
 
 }