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package compiler
import (
"encoding/json"
"io/ioutil"
"os"
"testing"
"github.com/ethereum/go-ethereum/common"
)
const solcVersion = "0.9.17"
var (
source = `
contract test {
/// @notice Will multiply ` + "`a`" + ` by 7.
function multiply(uint a) returns(uint d) {
return a * 7;
}
}
`
code = "605280600c6000396000f3006000357c010000000000000000000000000000000000000000000000000000000090048063c6888fa114602e57005b60376004356041565b8060005260206000f35b6000600782029050604d565b91905056"
info = `{"source":"\ncontract test {\n /// @notice Will multiply ` + "`a`" + ` by 7.\n function multiply(uint a) returns(uint d) {\n return a * 7;\n }\n}\n","language":"Solidity","languageVersion":"0","compilerVersion":"0.9.17","abiDefinition":[{"constant":false,"inputs":[{"name":"a","type":"uint256"}],"name":"multiply","outputs":[{"name":"d","type":"uint256"}],"type":"function"}],"userDoc":{"methods":{"multiply(uint256)":{"notice":"Will multiply ` + "`a`" + ` by 7."}}},"developerDoc":{"methods":{}}}`
infohash = common.HexToHash("0x834075768a68e500e459b9c3213750c84de3df47156500cb01bb664d3f88c60a")
)
func TestCompiler(t *testing.T) {
sol, err := New("")
if err != nil {
t.Skip("no solc installed")
}
contract, err := sol.Compile(source)
if err != nil {
t.Errorf("error compiling source. result %v: %v", contract, err)
return
}
if contract.Code != code {
t.Errorf("wrong code, expected\n%s, got\n%s", code, contract.Code)
}
}
func TestCompileError(t *testing.T) {
sol, err := New("")
if err != nil || sol.version != solcVersion {
t.Skip("no solc installed")
}
contract, err := sol.Compile(source[2:])
if err == nil {
t.Errorf("error expected compiling source. got none. result %v", contract)
return
}
}
func TestNoCompiler(t *testing.T) {
_, err := New("/path/to/solc")
if err != nil {
t.Log("solidity quits with error: %v", err)
} else {
t.Errorf("no solc installed, but got no error")
}
}
func TestExtractInfo(t *testing.T) {
var cinfo ContractInfo
err := json.Unmarshal([]byte(info), &cinfo)
if err != nil {
t.Errorf("%v", err)
}
contract := &Contract{
Code: "",
Info: cinfo,
}
filename := "/tmp/solctest.info.json"
os.Remove(filename)
cinfohash, err := ExtractInfo(contract, filename)
if err != nil {
t.Errorf("%v", err)
}
got, err := ioutil.ReadFile(filename)
if err != nil {
t.Errorf("%v", err)
}
if string(got) != info {
t.Errorf("incorrect info.json extracted, expected:\n%s\ngot\n%s", info, string(got))
}
if cinfohash != infohash {
t.Errorf("content hash for info is incorrect. expected %v, got %v", infohash.Hex(), cinfohash.Hex())
}
}
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