80 lines
3.6 KiB
Go
80 lines
3.6 KiB
Go
// Copyright 2022 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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"fmt"
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"log"
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"reflect"
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"testing"
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)
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func TestParseSelector(t *testing.T) {
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mkType := func(types ...interface{}) []ArgumentMarshaling {
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var result []ArgumentMarshaling
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for i, typeOrComponents := range types {
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name := fmt.Sprintf("name%d", i)
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if typeName, ok := typeOrComponents.(string); ok {
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result = append(result, ArgumentMarshaling{name, typeName, typeName, nil, false})
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} else if components, ok := typeOrComponents.([]ArgumentMarshaling); ok {
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result = append(result, ArgumentMarshaling{name, "tuple", "tuple", components, false})
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} else if components, ok := typeOrComponents.([][]ArgumentMarshaling); ok {
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result = append(result, ArgumentMarshaling{name, "tuple[]", "tuple[]", components[0], false})
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} else {
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log.Fatalf("unexpected type %T", typeOrComponents)
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}
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}
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return result
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}
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tests := []struct {
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input string
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name string
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args []ArgumentMarshaling
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}{
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{"noargs()", "noargs", []ArgumentMarshaling{}},
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{"simple(uint256,uint256,uint256)", "simple", mkType("uint256", "uint256", "uint256")},
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{"other(uint256,address)", "other", mkType("uint256", "address")},
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{"withArray(uint256[],address[2],uint8[4][][5])", "withArray", mkType("uint256[]", "address[2]", "uint8[4][][5]")},
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{"singleNest(bytes32,uint8,(uint256,uint256),address)", "singleNest", mkType("bytes32", "uint8", mkType("uint256", "uint256"), "address")},
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{"multiNest(address,(uint256[],uint256),((address,bytes32),uint256))", "multiNest",
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mkType("address", mkType("uint256[]", "uint256"), mkType(mkType("address", "bytes32"), "uint256"))},
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{"arrayNest((uint256,uint256)[],bytes32)", "arrayNest", mkType([][]ArgumentMarshaling{mkType("uint256", "uint256")}, "bytes32")},
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{"multiArrayNest((uint256,uint256)[],(uint256,uint256)[])", "multiArrayNest",
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mkType([][]ArgumentMarshaling{mkType("uint256", "uint256")}, [][]ArgumentMarshaling{mkType("uint256", "uint256")})},
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{"singleArrayNestAndArray((uint256,uint256)[],bytes32[])", "singleArrayNestAndArray",
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mkType([][]ArgumentMarshaling{mkType("uint256", "uint256")}, "bytes32[]")},
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{"singleArrayNestWithArrayAndArray((uint256[],address[2],uint8[4][][5])[],bytes32[])", "singleArrayNestWithArrayAndArray",
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mkType([][]ArgumentMarshaling{mkType("uint256[]", "address[2]", "uint8[4][][5]")}, "bytes32[]")},
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}
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for i, tt := range tests {
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selector, err := ParseSelector(tt.input)
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if err != nil {
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t.Errorf("test %d: failed to parse selector '%v': %v", i, tt.input, err)
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}
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if selector.Name != tt.name {
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t.Errorf("test %d: unexpected function name: '%s' != '%s'", i, selector.Name, tt.name)
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}
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if selector.Type != "function" {
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t.Errorf("test %d: unexpected type: '%s' != '%s'", i, selector.Type, "function")
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}
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if !reflect.DeepEqual(selector.Inputs, tt.args) {
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t.Errorf("test %d: unexpected args: '%v' != '%v'", i, selector.Inputs, tt.args)
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}
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}
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}
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