mirror of
https://github.com/ethereum/go-ethereum.git
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130 lines
3.1 KiB
Go
130 lines
3.1 KiB
Go
// Copyright 2015 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 compiler
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import (
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"os/exec"
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"strings"
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"testing"
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)
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const (
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testSource = `
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contract test {
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/// @notice Will multiply ` + "`a`" + ` by 7.
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function multiply(uint a) returns(uint d) {
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return a * 7;
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}
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}
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`
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librarySource = `
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library Set {
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struct Data { mapping(uint => bool) flags; }
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function insert(Data storage self, uint value)
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returns (bool)
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{
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if (self.flags[value])
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return false; // already there
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self.flags[value] = true;
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return true;
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}
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function remove(Data storage self, uint value)
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returns (bool)
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{
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if (!self.flags[value])
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return false; // not there
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self.flags[value] = false;
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return true;
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}
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function contains(Data storage self, uint value)
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returns (bool)
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{
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return self.flags[value];
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}
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}
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contract C {
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Set.Data knownValues;
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function register(uint value) {
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require(Set.insert(knownValues, value));
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}
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}`
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)
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func skipWithoutSolc(t *testing.T) {
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if _, err := exec.LookPath("solc"); err != nil {
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t.Skip(err)
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}
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}
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func TestCompiler(t *testing.T) {
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skipWithoutSolc(t)
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contracts, err := CompileSolidityString("", testSource)
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if err != nil {
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t.Fatalf("error compiling source. result %v: %v", contracts, err)
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}
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if len(contracts) != 1 {
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t.Errorf("one contract expected, got %d", len(contracts))
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}
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c, ok := contracts["test"]
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if !ok {
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c, ok = contracts["<stdin>:test"]
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if !ok {
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t.Fatal("info for contract 'test' not present in result")
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}
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}
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if c.Code == "" {
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t.Error("empty code")
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}
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if c.Info.Source != testSource {
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t.Error("wrong source")
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}
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if c.Info.CompilerVersion == "" {
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t.Error("empty version")
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}
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}
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func TestCompileError(t *testing.T) {
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skipWithoutSolc(t)
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contracts, err := CompileSolidityString("", testSource[4:])
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if err == nil {
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t.Errorf("error expected compiling source. got none. result %v", contracts)
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}
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t.Logf("error: %v", err)
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}
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func TestCompilerLinking(t *testing.T) {
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skipWithoutSolc(t)
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solc, err := SolidityVersion("")
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if err != nil {
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t.Fatalf("%v", err)
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}
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solc.FlagOpts.ToLink = append(solc.FlagOpts.ToLink, "Set:0x692a70d2e424a56d2c6c27aa97d1a86395877b3a")
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linkedLibraries := solc.linkLibraries()
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testingCase1 := "--libraries Set:0x692a70d2e424a56d2c6c27aa97d1a86395877b3a"
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if strings.Compare(linkedLibraries, testingCase1) != 0 {
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t.Errorf("expected %v, got %v", linkedLibraries, testingCase1)
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}
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}
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