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authorchriseth <chris@ethereum.org>2018-08-06 22:57:10 +0800
committerchriseth <chris@ethereum.org>2018-08-06 23:10:23 +0800
commit3b5eee499862c8df0a751527d310f68c42f08edf (patch)
tree8fe456f6fdf3e1fa4d2a23b4729c595848b05797 /test/libsolidity
parenteccc603291737ad20c74b45989201d71268a6727 (diff)
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Tests for deriving types for empty string.
Diffstat (limited to 'test/libsolidity')
-rw-r--r--test/libsolidity/SolidityEndToEndTest.cpp38
1 files changed, 38 insertions, 0 deletions
diff --git a/test/libsolidity/SolidityEndToEndTest.cpp b/test/libsolidity/SolidityEndToEndTest.cpp
index 066e97e6..9c287e5e 100644
--- a/test/libsolidity/SolidityEndToEndTest.cpp
+++ b/test/libsolidity/SolidityEndToEndTest.cpp
@@ -12489,6 +12489,44 @@ BOOST_AUTO_TEST_CASE(abi_encode_with_signaturev2)
ABI_CHECK(callContractFunction("f4()"), expectation);
}
+BOOST_AUTO_TEST_CASE(abi_encode_empty_string)
+{
+ char const* sourceCode = R"(
+ // Tests that this will not end up using a "bytes0" type
+ // (which would assert)
+ contract C {
+ function f() public pure returns (bytes memory, bytes memory) {
+ return (abi.encode(""), abi.encodePacked(""));
+ }
+ }
+ )";
+ compileAndRun(sourceCode, 0, "C");
+ ABI_CHECK(callContractFunction("f()"), encodeArgs(
+ 0x40, 0xc0,
+ 0x60, 0x20, 0x00, 0x00,
+ 0x00
+ ));
+}
+
+BOOST_AUTO_TEST_CASE(abi_encode_empty_string_v2)
+{
+ char const* sourceCode = R"(
+ // Tests that this will not end up using a "bytes0" type
+ // (which would assert)
+ pragma experimental ABIEncoderV2;
+ contract C {
+ function f() public pure returns (bytes memory, bytes memory) {
+ return (abi.encode(""), abi.encodePacked(""));
+ }
+ }
+ )";
+ compileAndRun(sourceCode, 0, "C");
+ ABI_CHECK(callContractFunction("f()"), encodeArgs(
+ 0x40, 0xa0,
+ 0x40, 0x20, 0x00,
+ 0x00
+ ));
+}
BOOST_AUTO_TEST_CASE(abi_encode_call)
{
char const* sourceCode = R"T(