solidity/test/libsolidity/semanticTests/structs/memory_structs_read_write.sol
2020-03-19 14:42:25 +01:00

57 lines
1.0 KiB
Solidity

contract Test {
struct S {
uint8 x;
uint16 y;
uint256 z;
uint8[2] a;
}
S[5] data;
function testInit()
public
returns (uint8 x, uint16 y, uint256 z, uint8 a, bool flag)
{
S[2] memory d;
x = d[0].x;
y = d[0].y;
z = d[0].z;
a = d[0].a[1];
flag = true;
}
function testCopyRead()
public
returns (uint8 x, uint16 y, uint256 z, uint8 a)
{
data[2].x = 1;
data[2].y = 2;
data[2].z = 3;
data[2].a[1] = 4;
S memory s = data[2];
x = s.x;
y = s.y;
z = s.z;
a = s.a[1];
}
function testAssign()
public
returns (uint8 x, uint16 y, uint256 z, uint8 a)
{
S memory s;
s.x = 1;
s.y = 2;
s.z = 3;
s.a[1] = 4;
x = s.x;
y = s.y;
z = s.z;
a = s.a[1];
}
}
// ----
// testInit() -> 0, 0, 0, 0, true
// testCopyRead() -> 1, 2, 3, 4
// testAssign() -> 1, 2, 3, 4