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Fixes assembly bug and adds tests to cover it.

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This commit is contained in:
Erik Kundt
2018-05-30 17:46:43 +02:00
parent 98d52beba3
commit fea0d116f7
2 changed files with 50 additions and 29 deletions
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test/libsolidity/SolidityEndToEndTest.cpp
+46 -24
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@@ -5161,6 +5161,9 @@ BOOST_AUTO_TEST_CASE(array_pop_uint24_transition)
{
char const* sourceCode = R"(
contract c {
uint256 a;
uint256 b;
uint256 c;
uint24[] data;
function test() public returns (uint24 x, uint24 y) {
for (uint i = 1; i <= 30; i++)
@@ -5185,6 +5188,9 @@ BOOST_AUTO_TEST_CASE(array_pop_array_transition)
{
char const* sourceCode = R"(
contract c {
uint256 a;
uint256 b;
uint256 c;
uint16[] inner = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16];
uint16[][] data;
function test() public returns (uint x, uint y, uint z) {
@@ -5260,27 +5266,13 @@ BOOST_AUTO_TEST_CASE(byte_array_pop)
ABI_CHECK(callContractFunction("test()"), encodeArgs(2, 1, 1));
}
BOOST_AUTO_TEST_CASE(byte_array_pop_long)
{
char const* sourceCode = R"(
contract c {
bytes data;
function test() public returns (uint l) {
for (uint i = 0; i < 33; i++)
data.push(byte(i));
data.pop();
l = data.length;
}
}
)";
compileAndRun(sourceCode);
ABI_CHECK(callContractFunction("test()"), encodeArgs(32));
}
BOOST_AUTO_TEST_CASE(byte_array_pop_empty_exception)
{
char const* sourceCode = R"(
contract c {
uint256 a;
uint256 b;
uint256 c;
bytes data;
function test() public returns (bool) {
data.pop();
@@ -5312,22 +5304,52 @@ BOOST_AUTO_TEST_CASE(byte_array_pop_storage_empty)
BOOST_CHECK(storageEmpty(m_contractAddress));
}
BOOST_AUTO_TEST_CASE(byte_array_pop_storage_empty_long)
BOOST_AUTO_TEST_CASE(byte_array_pop_long_storage_empty)
{
char const* sourceCode = R"(
contract c {
uint256 a;
uint256 b;
uint256 c;
bytes data;
function test() public returns (uint l) {
for (uint i = 0; i < 33; i++)
data.push(3);
for (uint j = 0; j < 33; j++)
function test() public returns (bool) {
for (uint8 i = 0; i <= 40; i++)
data.push(byte(i+1));
for (int8 j = 40; j >= 0; j--) {
require(data[uint8(j)] == byte(j+1));
require(data.length == uint8(j+1));
data.pop();
l = data.length;
}
return true;
}
}
)";
compileAndRun(sourceCode);
ABI_CHECK(callContractFunction("test()"), encodeArgs(0));
ABI_CHECK(callContractFunction("test()"), encodeArgs(true));
BOOST_CHECK(storageEmpty(m_contractAddress));
}
BOOST_AUTO_TEST_CASE(byte_array_pop_long_storage_empty_garbage_ref)
{
char const* sourceCode = R"(
contract c {
uint256 a;
uint256 b;
bytes data;
function test() public {
for (uint8 i = 0; i <= 40; i++)
data.push(3);
for (uint8 j = 0; j <= 40; j++) {
assembly {
mstore(0, "garbage")
}
data.pop();
}
}
}
)";
compileAndRun(sourceCode);
ABI_CHECK(callContractFunction("test()"), encodeArgs());
BOOST_CHECK(storageEmpty(m_contractAddress));
}