diff options
Diffstat (limited to 'test/libsolidity/syntaxTests/multiVariableDeclaration')
9 files changed, 146 insertions, 9 deletions
diff --git a/test/libsolidity/syntaxTests/multiVariableDeclaration/differentNumberOfComponents.sol b/test/libsolidity/syntaxTests/multiVariableDeclaration/differentNumberOfComponents.sol new file mode 100644 index 00000000..3b05a54c --- /dev/null +++ b/test/libsolidity/syntaxTests/multiVariableDeclaration/differentNumberOfComponents.sol @@ -0,0 +1,25 @@ +contract C { + function f() public { + uint a = (1,2); + uint b = (1,2,3); + uint c = (1,2,3,4); + } + function g() public { + (uint a1, uint b1, uint c1, uint d1) = 1; + (uint a2, uint b2, uint c2) = 1; + (uint a3, uint b3) = 1; + } + function h() public { + (uint a1, uint b1, uint c1, uint d1) = (1,2,3); + (uint a2, uint b2, uint c2) = (1,2,3,4); + } +} +// ---- +// TypeError: (47-61): Different number of components on the left hand side (1) than on the right hand side (2). +// TypeError: (71-87): Different number of components on the left hand side (1) than on the right hand side (3). +// TypeError: (97-115): Different number of components on the left hand side (1) than on the right hand side (4). +// TypeError: (157-197): Different number of components on the left hand side (4) than on the right hand side (1). +// TypeError: (207-238): Different number of components on the left hand side (3) than on the right hand side (1). +// TypeError: (248-270): Different number of components on the left hand side (2) than on the right hand side (1). +// TypeError: (312-358): Different number of components on the left hand side (4) than on the right hand side (3). +// TypeError: (368-407): Different number of components on the left hand side (3) than on the right hand side (4). diff --git a/test/libsolidity/syntaxTests/multiVariableDeclaration/differentNumberOfComponentsFromReturn.sol b/test/libsolidity/syntaxTests/multiVariableDeclaration/differentNumberOfComponentsFromReturn.sol new file mode 100644 index 00000000..7b556350 --- /dev/null +++ b/test/libsolidity/syntaxTests/multiVariableDeclaration/differentNumberOfComponentsFromReturn.sol @@ -0,0 +1,29 @@ +contract C { + function f() public { + uint a = two(); + uint b = three(); + uint c = four(); + } + function g() public { + (uint a1, uint b1, uint c1, uint d1) = one(); + (uint a2, uint b2, uint c2) = one(); + (uint a3, uint b3) = one(); + } + function h() public { + (uint a1, uint b1, uint c1, uint d1) = three(); + (uint a2, uint b2, uint c2) = four(); + } + function one() public pure returns (uint); + function two() public pure returns (uint, uint); + function three() public pure returns (uint, uint, uint); + function four() public pure returns (uint, uint, uint, uint); +} +// ---- +// TypeError: (47-61): Different number of components on the left hand side (1) than on the right hand side (2). +// TypeError: (71-87): Different number of components on the left hand side (1) than on the right hand side (3). +// TypeError: (97-112): Different number of components on the left hand side (1) than on the right hand side (4). +// TypeError: (154-198): Different number of components on the left hand side (4) than on the right hand side (1). +// TypeError: (208-243): Different number of components on the left hand side (3) than on the right hand side (1). +// TypeError: (253-279): Different number of components on the left hand side (2) than on the right hand side (1). +// TypeError: (321-367): Different number of components on the left hand side (4) than on the right hand side (3). +// TypeError: (377-413): Different number of components on the left hand side (3) than on the right hand side (4). diff --git a/test/libsolidity/syntaxTests/multiVariableDeclaration/disallowWildcards.sol b/test/libsolidity/syntaxTests/multiVariableDeclaration/disallowWildcards.sol new file mode 100644 index 00000000..b500823d --- /dev/null +++ b/test/libsolidity/syntaxTests/multiVariableDeclaration/disallowWildcards.sol @@ -0,0 +1,24 @@ +contract C { + function fn() public pure { + (uint a,) = (1,2,3); + (,uint b) = (1,2,3); + (,uint c,) = (1,2,3,4,5); + (uint d, uint e,) = (1,2,3,4); + (,uint f, uint g) = (1,2,3,4); + (,uint h, uint i,) = (1,2,3); + (uint j,) = 1; + (,uint k) = 1; + (,uint l,) = 1; + a;b;c;d;e;f;g;h;i;j;k;l; + } +} +// ---- +// TypeError: (53-72): Different number of components on the left hand side (2) than on the right hand side (3). +// TypeError: (82-101): Different number of components on the left hand side (2) than on the right hand side (3). +// TypeError: (111-135): Different number of components on the left hand side (3) than on the right hand side (5). +// TypeError: (145-174): Different number of components on the left hand side (3) than on the right hand side (4). +// TypeError: (184-213): Different number of components on the left hand side (3) than on the right hand side (4). +// TypeError: (223-251): Different number of components on the left hand side (4) than on the right hand side (3). +// TypeError: (261-274): Different number of components on the left hand side (2) than on the right hand side (1). +// TypeError: (284-297): Different number of components on the left hand side (2) than on the right hand side (1). +// TypeError: (307-321): Different number of components on the left hand side (3) than on the right hand side (1). diff --git a/test/libsolidity/syntaxTests/multiVariableDeclaration/disallowWildcardsFromReturn.sol b/test/libsolidity/syntaxTests/multiVariableDeclaration/disallowWildcardsFromReturn.sol new file mode 100644 index 00000000..3224a182 --- /dev/null +++ b/test/libsolidity/syntaxTests/multiVariableDeclaration/disallowWildcardsFromReturn.sol @@ -0,0 +1,31 @@ +contract C { + function fn() public pure { + (uint a,) = three(); + (,uint b) = three(); + (,uint c,) = five(); + (uint d, uint e,) = four(); + (,uint f, uint g) = four(); + (,uint h, uint i,) = three(); + (uint j,) = one(); + (,uint k) = one(); + (,uint l,) = one(); + (,uint m, uint n,) = five(); + a;b;c;d;e;f;g;h;i;j;k;l;m;n; + } + function one() public pure returns (uint); + function two() public pure returns (uint, uint); + function three() public pure returns (uint, uint, uint); + function four() public pure returns (uint, uint, uint, uint); + function five() public pure returns (uint, uint, uint, uint, uint); +} +// ---- +// TypeError: (53-72): Different number of components on the left hand side (2) than on the right hand side (3). +// TypeError: (82-101): Different number of components on the left hand side (2) than on the right hand side (3). +// TypeError: (111-130): Different number of components on the left hand side (3) than on the right hand side (5). +// TypeError: (140-166): Different number of components on the left hand side (3) than on the right hand side (4). +// TypeError: (176-202): Different number of components on the left hand side (3) than on the right hand side (4). +// TypeError: (212-240): Different number of components on the left hand side (4) than on the right hand side (3). +// TypeError: (250-267): Different number of components on the left hand side (2) than on the right hand side (1). +// TypeError: (277-294): Different number of components on the left hand side (2) than on the right hand side (1). +// TypeError: (304-322): Different number of components on the left hand side (3) than on the right hand side (1). +// TypeError: (332-359): Different number of components on the left hand side (4) than on the right hand side (5). diff --git a/test/libsolidity/syntaxTests/multiVariableDeclaration/multiVariableDeclarationComplex.sol b/test/libsolidity/syntaxTests/multiVariableDeclaration/multiVariableDeclarationComplex.sol index a3ce6a74..ba6e9916 100644 --- a/test/libsolidity/syntaxTests/multiVariableDeclaration/multiVariableDeclarationComplex.sol +++ b/test/libsolidity/syntaxTests/multiVariableDeclaration/multiVariableDeclarationComplex.sol @@ -2,10 +2,10 @@ contract D { struct S { uint a; uint b; } } contract C { - function f() internal returns (uint, uint, uint, D.S[20] storage, uint) { - (,,,D.S[10*2] storage x,) = f(); + function f() internal pure { + (,,,D.S[10*2] storage x,) = g(); x; } -} + function g() internal pure returns (uint, uint, uint, D.S[20] storage x, uint) { x = x; } +} // ---- -// Warning: (110-117): This variable is of storage pointer type and might be returned without assignment. This can cause storage corruption. Assign the variable (potentially from itself) to remove this warning. diff --git a/test/libsolidity/syntaxTests/multiVariableDeclaration/multiVariableDeclarationEmpty.sol b/test/libsolidity/syntaxTests/multiVariableDeclaration/multiVariableDeclarationEmpty.sol new file mode 100644 index 00000000..9618958e --- /dev/null +++ b/test/libsolidity/syntaxTests/multiVariableDeclaration/multiVariableDeclarationEmpty.sol @@ -0,0 +1,11 @@ +contract C { + function f() public pure { + (uint a, uint b) = f(); + (uint c) = f(); + uint d = f(); + } +} +// ---- +// TypeError: (52-74): Different number of components on the left hand side (2) than on the right hand side (0). +// TypeError: (84-98): Different number of components on the left hand side (1) than on the right hand side (0). +// TypeError: (108-120): Different number of components on the left hand side (1) than on the right hand side (0). diff --git a/test/libsolidity/syntaxTests/multiVariableDeclaration/multiVariableDeclarationSimple.sol b/test/libsolidity/syntaxTests/multiVariableDeclaration/multiVariableDeclarationSimple.sol index 8e06322c..a2fcce18 100644 --- a/test/libsolidity/syntaxTests/multiVariableDeclaration/multiVariableDeclarationSimple.sol +++ b/test/libsolidity/syntaxTests/multiVariableDeclaration/multiVariableDeclarationSimple.sol @@ -1,12 +1,12 @@ contract C { - function f() internal returns (uint, uint, uint, uint) { + function f() internal pure returns (uint, uint, uint, uint) { (uint a, uint b,,) = f(); a; b; } - function g() internal returns (bytes memory, string storage) { - (bytes memory a, string storage b) = g(); + function g() internal pure { + (bytes memory a, string storage b) = h(); a; b; } -} + function h() internal pure returns (bytes memory, string storage s) { s = s; } +} // ---- -// Warning: (163-169): This variable is of storage pointer type and might be returned without assignment. This can cause storage corruption. Assign the variable (potentially from itself) to remove this warning. diff --git a/test/libsolidity/syntaxTests/multiVariableDeclaration/oneElementTuple.sol b/test/libsolidity/syntaxTests/multiVariableDeclaration/oneElementTuple.sol new file mode 100644 index 00000000..562c7c0b --- /dev/null +++ b/test/libsolidity/syntaxTests/multiVariableDeclaration/oneElementTuple.sol @@ -0,0 +1,8 @@ +contract C { + function f() public { + (uint a,) = (1,); + a; + } +} +// ---- +// TypeError: (59-63): Tuple component cannot be empty. diff --git a/test/libsolidity/syntaxTests/multiVariableDeclaration/sameNumberOfComponents.sol b/test/libsolidity/syntaxTests/multiVariableDeclaration/sameNumberOfComponents.sol new file mode 100644 index 00000000..59eb34af --- /dev/null +++ b/test/libsolidity/syntaxTests/multiVariableDeclaration/sameNumberOfComponents.sol @@ -0,0 +1,9 @@ +contract C { + function f() public pure { + (uint a1, uint b1, uint c1, uint d1) = (1,2,3,4); + (uint a2, uint b2, uint c2) = (1,2,3); + (uint a3, uint b3) = (1,2); + a1; b1; c1; d1; a2; b2; c2; a3; b3; + } +} +// ---- |