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path: root/cmd/ethereum/js_test.go
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package main

import (
    "fmt"
    "os"
    "path"
    "testing"

    "github.com/robertkrimen/otto"

    "github.com/ethereum/go-ethereum/accounts"
    "github.com/ethereum/go-ethereum/common"
    "github.com/ethereum/go-ethereum/crypto"
    "github.com/ethereum/go-ethereum/eth"
)

var port = 30300

func testJEthRE(t *testing.T) (repl *jsre, ethereum *eth.Ethereum, err error) {
    os.RemoveAll("/tmp/eth/")
    err = os.MkdirAll("/tmp/eth/keys/e273f01c99144c438695e10f24926dc1f9fbf62d/", os.ModePerm)
    if err != nil {
        t.Errorf("%v", err)
        return
    }
    err = os.MkdirAll("/tmp/eth/data", os.ModePerm)
    if err != nil {
        t.Errorf("%v", err)
        return
    }
    // FIXME: this does not work ATM
    ks := crypto.NewKeyStorePlain("/tmp/eth/keys")
    common.WriteFile("/tmp/eth/keys/e273f01c99144c438695e10f24926dc1f9fbf62d/e273f01c99144c438695e10f24926dc1f9fbf62d",
        []byte(`{"Id":"RhRXD+fNRKS4jx+7ZfEsNA==","Address":"4nPwHJkUTEOGleEPJJJtwfn79i0=","PrivateKey":"h4ACVpe74uIvi5Cg/2tX/Yrm2xdr3J7QoMbMtNX2CNc="}`))

    port++
    ethereum, err = eth.New(&eth.Config{
        DataDir:        "/tmp/eth",
        AccountManager: accounts.NewManager(ks),
        Port:           fmt.Sprintf("%d", port),
        MaxPeers:       10,
        Name:           "test",
    })

    if err != nil {
        t.Errorf("%v", err)
        return
    }
    assetPath := path.Join(os.Getenv("GOPATH"), "src", "github.com", "ethereum", "go-ethereum", "cmd", "mist", "assets", "ext")
    repl = newJSRE(ethereum, assetPath)
    return
}

func TestNodeInfo(t *testing.T) {
    repl, ethereum, err := testJEthRE(t)
    if err != nil {
        t.Errorf("error creating jsre, got %v", err)
        return
    }
    err = ethereum.Start()
    if err != nil {
        t.Errorf("error starting ethereum: %v", err)
        return
    }
    defer ethereum.Stop()

    val, err := repl.re.Run("admin.nodeInfo()")
    if err != nil {
        t.Errorf("expected no error, got %v", err)
    }
    exp, err := val.Export()
    if err != nil {
        t.Errorf("expected no error, got %v", err)
    }
    nodeInfo, ok := exp.(*eth.NodeInfo)
    if !ok {
        t.Errorf("expected nodeInfo, got %v", err)
    }
    exp = "test"
    got := nodeInfo.Name
    if exp != got {
        t.Errorf("expected %v, got %v", exp, got)
    }
    exp = 30301
    port := nodeInfo.DiscPort
    if exp != port {
        t.Errorf("expected %v, got %v", exp, port)
    }
    exp = 30301
    port = nodeInfo.TCPPort
    if exp != port {
        t.Errorf("expected %v, got %v", exp, port)
    }
}

func TestAccounts(t *testing.T) {
    repl, ethereum, err := testJEthRE(t)
    if err != nil {
        t.Errorf("error creating jsre, got %v", err)
        return
    }
    err = ethereum.Start()
    if err != nil {
        t.Errorf("error starting ethereum: %v", err)
        return
    }
    defer ethereum.Stop()

    val, err := repl.re.Run("eth.coinbase")
    if err != nil {
        t.Errorf("expected no error, got %v", err)
    }

    pp, err := repl.re.PrettyPrint(val)
    if err != nil {
        t.Errorf("%v", err)
    }

    if !val.IsString() {
        t.Errorf("incorrect type, expected string, got %v: %v", val, pp)
    }
    strVal, _ := val.ToString()
    expected := "0xe273f01c99144c438695e10f24926dc1f9fbf62d"
    if strVal != expected {
        t.Errorf("incorrect result, expected %s, got %v", expected, strVal)
    }

    val, err = repl.re.Run(`admin.newAccount("password")`)
    if err != nil {
        t.Errorf("expected no error, got %v", err)
    }
    addr, err := val.ToString()
    if err != nil {
        t.Errorf("expected string, got %v", err)
    }

    val, err = repl.re.Run("eth.accounts")
    if err != nil {
        t.Errorf("expected no error, got %v", err)
    }
    exp, err := val.Export()
    if err != nil {
        t.Errorf("expected no error, got %v", err)
    }
    interfaceAddr, ok := exp.([]interface{})
    if !ok {
        t.Errorf("expected []string, got %T", exp)
    }

    addrs := make([]string, len(interfaceAddr))
    for i, addr := range interfaceAddr {
        var ok bool
        if addrs[i], ok = addr.(string); !ok {
            t.Errorf("expected addrs[%d] to be string. Got %T instead", i, addr)
        }
    }

    if len(addrs) != 2 || (addr != addrs[0][2:] && addr != addrs[1][2:]) {
        t.Errorf("expected addrs == [<default>, <new>], got %v (%v)", addrs, addr)
    }

}

func TestBlockChain(t *testing.T) {
    repl, ethereum, err := testJEthRE(t)
    if err != nil {
        t.Errorf("error creating jsre, got %v", err)
        return
    }
    err = ethereum.Start()
    if err != nil {
        t.Errorf("error starting ethereum: %v", err)
        return
    }
    defer ethereum.Stop()

    // should get current block
    val0, err := repl.re.Run("admin.dumpBlock()")
    if err != nil {
        t.Errorf("expected no error, got %v", err)
    }

    fn := "/tmp/eth/data/blockchain.0"
    _, err = repl.re.Run("admin.export(\"" + fn + "\")")
    if err != nil {
        t.Errorf("expected no error, got %v", err)
    }
    if _, err = os.Stat(fn); err != nil {
        t.Errorf("expected no error on file, got %v", err)
    }

    _, err = repl.re.Run("admin.import(\"" + fn + "\")")
    if err != nil {
        t.Errorf("expected no error, got %v", err)
    }

    var val1 otto.Value

    // should get current block
    val1, err = repl.re.Run("admin.dumpBlock()")
    if err != nil {
        t.Errorf("expected no error, got %v", err)
    }

    // FIXME: neither != , nor reflect.DeepEqual works, doing string comparison
    v0 := fmt.Sprintf("%v", val0)
    v1 := fmt.Sprintf("%v", val1)
    if v0 != v1 {
        t.Errorf("expected same head after export-import, got %v (!=%v)", v1, v0)
    }
}

func TestMining(t *testing.T) {
    repl, ethereum, err := testJEthRE(t)
    if err != nil {
        t.Errorf("error creating jsre, got %v", err)
        return
    }
    err = ethereum.Start()
    if err != nil {
        t.Errorf("error starting ethereum: %v", err)
        return
    }
    defer ethereum.Stop()

    val, err := repl.re.Run("eth.mining")
    if err != nil {
        t.Errorf("expected no error, got %v", err)
    }
    var mining bool
    mining, err = val.ToBoolean()
    if err != nil {
        t.Errorf("expected boolean, got %v", err)
    }
    if mining {
        t.Errorf("expected false (not mining), got true")
    }

}

func TestRPC(t *testing.T) {
    repl, ethereum, err := testJEthRE(t)
    if err != nil {
        t.Errorf("error creating jsre, got %v", err)
        return
    }
    err = ethereum.Start()
    if err != nil {
        t.Errorf("error starting ethereum: %v", err)
        return
    }
    defer ethereum.Stop()

    val, err := repl.re.Run(`admin.startRPC("127.0.0.1", 5004)`)
    if err != nil {
        t.Errorf("expected no error, got %v", err)
    }
    success, _ := val.ToBoolean()
    if !success {
        t.Errorf("expected true (started), got false")
    }
}