path: root/common/common_test.go

package common

import (
    "bytes"
    "math/big"
    "os"
    "testing"

    checker "gopkg.in/check.v1"
)

type CommonSuite struct{}

var _ = checker.Suite(&CommonSuite{})

func (s *CommonSuite) TestOS(c *checker.C) {
    expwin := (os.PathSeparator == '\\' && os.PathListSeparator == ';')
    res := IsWindows()

    if !expwin {
        c.Assert(res, checker.Equals, expwin, checker.Commentf("IsWindows is", res, "but path is", os.PathSeparator))
    } else {
        c.Assert(res, checker.Not(checker.Equals), expwin, checker.Commentf("IsWindows is", res, "but path is", os.PathSeparator))
    }
}

func (s *CommonSuite) TestWindonziePath(c *checker.C) {
    iswindowspath := os.PathSeparator == '\\'
    path := "/opt/eth/test/file.ext"
    res := WindonizePath(path)
    ressep := string(res[0])

    if !iswindowspath {
        c.Assert(ressep, checker.Equals, "/")
    } else {
        c.Assert(ressep, checker.Not(checker.Equals), "/")
    }
}

func (s *CommonSuite) TestCommon(c *checker.C) {
    douglas := CurrencyToString(BigPow(10, 43))
    einstein := CurrencyToString(BigPow(10, 22))
    ether := CurrencyToString(BigPow(10, 19))
    finney := CurrencyToString(BigPow(10, 16))
    szabo := CurrencyToString(BigPow(10, 13))
    shannon := CurrencyToString(BigPow(10, 10))
    babbage := CurrencyToString(BigPow(10, 7))
    ada := CurrencyToString(BigPow(10, 4))
    wei := CurrencyToString(big.NewInt(10))

    c.Assert(douglas, checker.Equals, "10 Douglas")
    c.Assert(einstein, checker.Equals, "10 Einstein")
    c.Assert(ether, checker.Equals, "10 Ether")
    c.Assert(finney, checker.Equals, "10 Finney")
    c.Assert(szabo, checker.Equals, "10 Szabo")
    c.Assert(shannon, checker.Equals, "10 Shannon")
    c.Assert(babbage, checker.Equals, "10 Babbage")
    c.Assert(ada, checker.Equals, "10 Ada")
    c.Assert(wei, checker.Equals, "10 Wei")
}

func (s *CommonSuite) TestLarge(c *checker.C) {
    douglaslarge := CurrencyToString(BigPow(100000000, 43))
    adalarge := CurrencyToString(BigPow(100000000, 4))
    weilarge := CurrencyToString(big.NewInt(100000000))

    c.Assert(douglaslarge, checker.Equals, "10000E298 Douglas")
    c.Assert(adalarge, checker.Equals, "10000E7 Einstein")
    c.Assert(weilarge, checker.Equals, "100 Babbage")
}

//fromHex
func TestFromHex(t *testing.T) {
    input := "0x01"
    expected := []byte{1}
    result := FromHex(input)
    if bytes.Compare(expected, result) != 0 {
        t.Errorf("Expected % x got % x", expected, result)
    }
}

func TestFromHexOddLength(t *testing.T) {
    input := "0x1"
    expected := []byte{1}
    result := FromHex(input)
    if bytes.Compare(expected, result) != 0 {
        t.Errorf("Expected % x got % x", expected, result)
    }
}