package compiler import ( "encoding/json" "io/ioutil" "os" "testing" "github.com/ethereum/go-ethereum/common" ) 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":"0.9.13","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("0xfdb031637e8a1c1891143f8d129ebc7f7c4e4b41ecad8c85abe1756190f74204") ) 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 { 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()) } }