mirror of https://github.com/poanetwork/quorum.git
156 lines
12 KiB
Go
156 lines
12 KiB
Go
// Copyright 2016 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package abi
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import (
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"math/big"
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"reflect"
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"testing"
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"github.com/ethereum/go-ethereum/common"
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)
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// typeWithoutStringer is a alias for the Type type which simply doesn't implement
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// the stringer interface to allow printing type details in the tests below.
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type typeWithoutStringer Type
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// Tests that all allowed types get recognized by the type parser.
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func TestTypeRegexp(t *testing.T) {
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tests := []struct {
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blob string
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kind Type
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}{
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{"bool", Type{Kind: reflect.Bool, T: BoolTy, stringKind: "bool"}},
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{"bool[]", Type{IsSlice: true, SliceSize: -1, Kind: reflect.Bool, T: BoolTy, Elem: &Type{Kind: reflect.Bool, T: BoolTy, stringKind: "bool"}, stringKind: "bool[]"}},
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{"bool[2]", Type{IsArray: true, SliceSize: 2, Kind: reflect.Bool, T: BoolTy, Elem: &Type{Kind: reflect.Bool, T: BoolTy, stringKind: "bool"}, stringKind: "bool[2]"}},
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{"int8", Type{Kind: reflect.Int8, Type: int8_t, Size: 8, T: IntTy, stringKind: "int8"}},
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{"int16", Type{Kind: reflect.Int16, Type: int16_t, Size: 16, T: IntTy, stringKind: "int16"}},
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{"int32", Type{Kind: reflect.Int32, Type: int32_t, Size: 32, T: IntTy, stringKind: "int32"}},
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{"int64", Type{Kind: reflect.Int64, Type: int64_t, Size: 64, T: IntTy, stringKind: "int64"}},
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{"int256", Type{Kind: reflect.Ptr, Type: big_t, Size: 256, T: IntTy, stringKind: "int256"}},
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{"int8[]", Type{IsSlice: true, SliceSize: -1, Kind: reflect.Int8, Type: int8_t, Size: 8, T: IntTy, Elem: &Type{Kind: reflect.Int8, Type: int8_t, Size: 8, T: IntTy, stringKind: "int8"}, stringKind: "int8[]"}},
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{"int8[2]", Type{IsArray: true, SliceSize: 2, Kind: reflect.Int8, Type: int8_t, Size: 8, T: IntTy, Elem: &Type{Kind: reflect.Int8, Type: int8_t, Size: 8, T: IntTy, stringKind: "int8"}, stringKind: "int8[2]"}},
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{"int16[]", Type{IsSlice: true, SliceSize: -1, Kind: reflect.Int16, Type: int16_t, Size: 16, T: IntTy, Elem: &Type{Kind: reflect.Int16, Type: int16_t, Size: 16, T: IntTy, stringKind: "int16"}, stringKind: "int16[]"}},
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{"int16[2]", Type{IsArray: true, SliceSize: 2, Kind: reflect.Int16, Type: int16_t, Size: 16, T: IntTy, Elem: &Type{Kind: reflect.Int16, Type: int16_t, Size: 16, T: IntTy, stringKind: "int16"}, stringKind: "int16[2]"}},
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{"int32[]", Type{IsSlice: true, SliceSize: -1, Kind: reflect.Int32, Type: int32_t, Size: 32, T: IntTy, Elem: &Type{Kind: reflect.Int32, Type: int32_t, Size: 32, T: IntTy, stringKind: "int32"}, stringKind: "int32[]"}},
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{"int32[2]", Type{IsArray: true, SliceSize: 2, Kind: reflect.Int32, Type: int32_t, Size: 32, T: IntTy, Elem: &Type{Kind: reflect.Int32, Type: int32_t, Size: 32, T: IntTy, stringKind: "int32"}, stringKind: "int32[2]"}},
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{"int64[]", Type{IsSlice: true, SliceSize: -1, Kind: reflect.Int64, Type: int64_t, Size: 64, T: IntTy, Elem: &Type{Kind: reflect.Int64, Type: int64_t, Size: 64, T: IntTy, stringKind: "int64"}, stringKind: "int64[]"}},
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{"int64[2]", Type{IsArray: true, SliceSize: 2, Kind: reflect.Int64, Type: int64_t, Size: 64, T: IntTy, Elem: &Type{Kind: reflect.Int64, Type: int64_t, Size: 64, T: IntTy, stringKind: "int64"}, stringKind: "int64[2]"}},
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{"int256[]", Type{IsSlice: true, SliceSize: -1, Kind: reflect.Ptr, Type: big_t, Size: 256, T: IntTy, Elem: &Type{Kind: reflect.Ptr, Type: big_t, Size: 256, T: IntTy, stringKind: "int256"}, stringKind: "int256[]"}},
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{"int256[2]", Type{IsArray: true, SliceSize: 2, Kind: reflect.Ptr, Type: big_t, Size: 256, T: IntTy, Elem: &Type{Kind: reflect.Ptr, Type: big_t, Size: 256, T: IntTy, stringKind: "int256"}, stringKind: "int256[2]"}},
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{"uint8", Type{Kind: reflect.Uint8, Type: uint8_t, Size: 8, T: UintTy, stringKind: "uint8"}},
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{"uint16", Type{Kind: reflect.Uint16, Type: uint16_t, Size: 16, T: UintTy, stringKind: "uint16"}},
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{"uint32", Type{Kind: reflect.Uint32, Type: uint32_t, Size: 32, T: UintTy, stringKind: "uint32"}},
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{"uint64", Type{Kind: reflect.Uint64, Type: uint64_t, Size: 64, T: UintTy, stringKind: "uint64"}},
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{"uint256", Type{Kind: reflect.Ptr, Type: big_t, Size: 256, T: UintTy, stringKind: "uint256"}},
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{"uint8[]", Type{IsSlice: true, SliceSize: -1, Kind: reflect.Uint8, Type: uint8_t, Size: 8, T: UintTy, Elem: &Type{Kind: reflect.Uint8, Type: uint8_t, Size: 8, T: UintTy, stringKind: "uint8"}, stringKind: "uint8[]"}},
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{"uint8[2]", Type{IsArray: true, SliceSize: 2, Kind: reflect.Uint8, Type: uint8_t, Size: 8, T: UintTy, Elem: &Type{Kind: reflect.Uint8, Type: uint8_t, Size: 8, T: UintTy, stringKind: "uint8"}, stringKind: "uint8[2]"}},
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{"uint16[]", Type{IsSlice: true, SliceSize: -1, Kind: reflect.Uint16, Type: uint16_t, Size: 16, T: UintTy, Elem: &Type{Kind: reflect.Uint16, Type: uint16_t, Size: 16, T: UintTy, stringKind: "uint16"}, stringKind: "uint16[]"}},
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{"uint16[2]", Type{IsArray: true, SliceSize: 2, Kind: reflect.Uint16, Type: uint16_t, Size: 16, T: UintTy, Elem: &Type{Kind: reflect.Uint16, Type: uint16_t, Size: 16, T: UintTy, stringKind: "uint16"}, stringKind: "uint16[2]"}},
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{"uint32[]", Type{IsSlice: true, SliceSize: -1, Kind: reflect.Uint32, Type: uint32_t, Size: 32, T: UintTy, Elem: &Type{Kind: reflect.Uint32, Type: uint32_t, Size: 32, T: UintTy, stringKind: "uint32"}, stringKind: "uint32[]"}},
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{"uint32[2]", Type{IsArray: true, SliceSize: 2, Kind: reflect.Uint32, Type: uint32_t, Size: 32, T: UintTy, Elem: &Type{Kind: reflect.Uint32, Type: uint32_t, Size: 32, T: UintTy, stringKind: "uint32"}, stringKind: "uint32[2]"}},
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{"uint64[]", Type{IsSlice: true, SliceSize: -1, Kind: reflect.Uint64, Type: uint64_t, Size: 64, T: UintTy, Elem: &Type{Kind: reflect.Uint64, Type: uint64_t, Size: 64, T: UintTy, stringKind: "uint64"}, stringKind: "uint64[]"}},
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{"uint64[2]", Type{IsArray: true, SliceSize: 2, Kind: reflect.Uint64, Type: uint64_t, Size: 64, T: UintTy, Elem: &Type{Kind: reflect.Uint64, Type: uint64_t, Size: 64, T: UintTy, stringKind: "uint64"}, stringKind: "uint64[2]"}},
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{"uint256[]", Type{IsSlice: true, SliceSize: -1, Kind: reflect.Ptr, Type: big_t, Size: 256, T: UintTy, Elem: &Type{Kind: reflect.Ptr, Type: big_t, Size: 256, T: UintTy, stringKind: "uint256"}, stringKind: "uint256[]"}},
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{"uint256[2]", Type{IsArray: true, SliceSize: 2, Kind: reflect.Ptr, Type: big_t, Size: 256, T: UintTy, Elem: &Type{Kind: reflect.Ptr, Type: big_t, Size: 256, T: UintTy, stringKind: "uint256"}, stringKind: "uint256[2]"}},
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{"bytes32", Type{IsArray: true, SliceSize: 32, Elem: &Type{Kind: reflect.Uint8, Type: uint8_t, Size: 8, T: UintTy, stringKind: "uint8"}, T: FixedBytesTy, stringKind: "bytes32"}},
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{"bytes[]", Type{IsSlice: true, SliceSize: -1, Elem: &Type{IsSlice: true, SliceSize: -1, Elem: &Type{Kind: reflect.Uint8, Type: uint8_t, Size: 8, T: UintTy, stringKind: "uint8"}, T: BytesTy, stringKind: "bytes"}, stringKind: "bytes[]"}},
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{"bytes[2]", Type{IsArray: true, SliceSize: 2, Elem: &Type{IsSlice: true, SliceSize: -1, Elem: &Type{Kind: reflect.Uint8, Type: uint8_t, Size: 8, T: UintTy, stringKind: "uint8"}, T: BytesTy, stringKind: "bytes"}, stringKind: "bytes[2]"}},
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{"bytes32[]", Type{IsSlice: true, SliceSize: -1, Elem: &Type{IsArray: true, SliceSize: 32, Elem: &Type{Kind: reflect.Uint8, Type: uint8_t, Size: 8, T: UintTy, stringKind: "uint8"}, T: FixedBytesTy, stringKind: "bytes32"}, stringKind: "bytes32[]"}},
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{"bytes32[2]", Type{IsArray: true, SliceSize: 2, Elem: &Type{IsArray: true, SliceSize: 32, Elem: &Type{Kind: reflect.Uint8, Type: uint8_t, Size: 8, T: UintTy, stringKind: "uint8"}, T: FixedBytesTy, stringKind: "bytes32"}, stringKind: "bytes32[2]"}},
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{"string", Type{Kind: reflect.String, Size: -1, T: StringTy, stringKind: "string"}},
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{"string[]", Type{IsSlice: true, SliceSize: -1, Kind: reflect.String, T: StringTy, Size: -1, Elem: &Type{Kind: reflect.String, T: StringTy, Size: -1, stringKind: "string"}, stringKind: "string[]"}},
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{"string[2]", Type{IsArray: true, SliceSize: 2, Kind: reflect.String, T: StringTy, Size: -1, Elem: &Type{Kind: reflect.String, T: StringTy, Size: -1, stringKind: "string"}, stringKind: "string[2]"}},
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{"address", Type{Kind: reflect.Array, Type: address_t, Size: 20, T: AddressTy, stringKind: "address"}},
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{"address[]", Type{IsSlice: true, SliceSize: -1, Kind: reflect.Array, Type: address_t, T: AddressTy, Size: 20, Elem: &Type{Kind: reflect.Array, Type: address_t, Size: 20, T: AddressTy, stringKind: "address"}, stringKind: "address[]"}},
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{"address[2]", Type{IsArray: true, SliceSize: 2, Kind: reflect.Array, Type: address_t, T: AddressTy, Size: 20, Elem: &Type{Kind: reflect.Array, Type: address_t, Size: 20, T: AddressTy, stringKind: "address"}, stringKind: "address[2]"}},
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// TODO when fixed types are implemented properly
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// {"fixed", Type{}},
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// {"fixed128x128", Type{}},
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// {"fixed[]", Type{}},
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// {"fixed[2]", Type{}},
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// {"fixed128x128[]", Type{}},
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// {"fixed128x128[2]", Type{}},
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}
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for i, tt := range tests {
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typ, err := NewType(tt.blob)
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if err != nil {
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t.Errorf("type %d: failed to parse type string: %v", i, err)
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}
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if !reflect.DeepEqual(typ, tt.kind) {
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t.Errorf("type %d: parsed type mismatch:\n have %+v\n want %+v", i, typeWithoutStringer(typ), typeWithoutStringer(tt.kind))
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}
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}
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}
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func TestTypeCheck(t *testing.T) {
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for i, test := range []struct {
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typ string
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input interface{}
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err string
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}{
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{"uint", big.NewInt(1), ""},
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{"int", big.NewInt(1), ""},
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{"uint30", big.NewInt(1), ""},
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{"uint30", uint8(1), "abi: cannot use uint8 as type ptr as argument"},
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{"uint16", uint16(1), ""},
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{"uint16", uint8(1), "abi: cannot use uint8 as type uint16 as argument"},
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{"uint16[]", []uint16{1, 2, 3}, ""},
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{"uint16[]", [3]uint16{1, 2, 3}, ""},
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{"uint16[]", []uint32{1, 2, 3}, "abi: cannot use []uint32 as type []uint16 as argument"},
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{"uint16[3]", [3]uint32{1, 2, 3}, "abi: cannot use [3]uint32 as type [3]uint16 as argument"},
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{"uint16[3]", [4]uint16{1, 2, 3}, "abi: cannot use [4]uint16 as type [3]uint16 as argument"},
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{"uint16[3]", []uint16{1, 2, 3}, ""},
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{"uint16[3]", []uint16{1, 2, 3, 4}, "abi: cannot use [4]uint16 as type [3]uint16 as argument"},
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{"address[]", []common.Address{{1}}, ""},
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{"address[1]", []common.Address{{1}}, ""},
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{"address[1]", [1]common.Address{{1}}, ""},
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{"address[2]", [1]common.Address{{1}}, "abi: cannot use [1]array as type [2]array as argument"},
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{"bytes32", [32]byte{}, ""},
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{"bytes32", [33]byte{}, "abi: cannot use [33]uint8 as type [32]uint8 as argument"},
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{"bytes32", common.Hash{1}, ""},
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{"bytes31", [31]byte{}, ""},
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{"bytes31", [32]byte{}, "abi: cannot use [32]uint8 as type [31]uint8 as argument"},
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{"bytes", []byte{0, 1}, ""},
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{"bytes", [2]byte{0, 1}, ""},
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{"bytes", common.Hash{1}, ""},
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{"string", "hello world", ""},
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{"bytes32[]", [][32]byte{{}}, ""},
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{"function", [24]byte{}, ""},
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} {
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typ, err := NewType(test.typ)
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if err != nil {
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t.Fatal("unexpected parse error:", err)
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}
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err = typeCheck(typ, reflect.ValueOf(test.input))
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if err != nil && len(test.err) == 0 {
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t.Errorf("%d failed. Expected no err but got: %v", i, err)
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continue
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}
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if err == nil && len(test.err) != 0 {
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t.Errorf("%d failed. Expected err: %v but got none", i, test.err)
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continue
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}
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if err != nil && len(test.err) != 0 && err.Error() != test.err {
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t.Errorf("%d failed. Expected err: '%v' got err: '%v'", i, test.err, err)
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}
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}
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}
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