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-rw-r--r--libsolidity/SolidityEndToEndTest.cpp25
-rw-r--r--libsolidity/SolidityNameAndTypeResolution.cpp17
2 files changed, 42 insertions, 0 deletions
diff --git a/libsolidity/SolidityEndToEndTest.cpp b/libsolidity/SolidityEndToEndTest.cpp
index fc1d2eab..a10b4767 100644
--- a/libsolidity/SolidityEndToEndTest.cpp
+++ b/libsolidity/SolidityEndToEndTest.cpp
@@ -5099,6 +5099,31 @@ BOOST_AUTO_TEST_CASE(memory_structs_with_mappings)
BOOST_CHECK(callContractFunction("f()") == encodeArgs(u256(0)));
}
+BOOST_AUTO_TEST_CASE(string_bytes_conversion)
+{
+ char const* sourceCode = R"(
+ contract Test {
+ string s;
+ bytes b;
+ function f(string _s, uint n) returns (byte) {
+ b = bytes(_s);
+ s = string(b);
+ return bytes(s)[n];
+ }
+ function l() returns (uint) { return bytes(s).length; }
+ }
+ )";
+ compileAndRun(sourceCode, 0, "Test");
+ BOOST_CHECK(callContractFunction(
+ "f(string,uint256)",
+ u256(0x40),
+ u256(2),
+ u256(6),
+ string("abcdef")
+ ) == encodeArgs("c"));
+ BOOST_CHECK(callContractFunction("l()") == encodeArgs(u256(6)));
+}
+
BOOST_AUTO_TEST_CASE(string_as_mapping_key)
{
char const* sourceCode = R"(
diff --git a/libsolidity/SolidityNameAndTypeResolution.cpp b/libsolidity/SolidityNameAndTypeResolution.cpp
index cfc43df9..6b116f25 100644
--- a/libsolidity/SolidityNameAndTypeResolution.cpp
+++ b/libsolidity/SolidityNameAndTypeResolution.cpp
@@ -2149,6 +2149,23 @@ BOOST_AUTO_TEST_CASE(memory_structs_with_mappings)
BOOST_CHECK_THROW(parseTextAndResolveNames(text), TypeError);
}
+BOOST_AUTO_TEST_CASE(string_bytes_conversion)
+{
+ char const* text = R"(
+ contract Test {
+ string s;
+ bytes b;
+ function h(string _s) external { bytes(_s).length; }
+ function i(string _s) internal { bytes(_s).length; }
+ function j() internal { bytes(s).length; }
+ function k(bytes _b) external { string(_b); }
+ function l(bytes _b) internal { string(_b); }
+ function m() internal { string(b); }
+ }
+ )";
+ BOOST_CHECK_NO_THROW(parseTextAndResolveNames(text));
+}
+
BOOST_AUTO_TEST_SUITE_END()
}