func addDumpTest(in interface{}, wants ...string) {
	test := dumpTest{in, wants}
	dumpTests = append(dumpTests, test)
}
addDumpTest is a helper method to append the passed input and desired result
to dumpTests
package spew_test
import (
	"bytes"
	"fmt"
	"testing"
	"unsafe"
	"github.com/davecgh/go-spew/spew"
)
type dumpTest struct {
	in    interface{}
	wants []string
}
var dumpTests = make([]dumpTest, 0)