neo-go/pkg/vm/stack/int_test.go
2019-03-15 22:30:25 +00:00

72 lines
1.5 KiB
Go

package stack
import (
"testing"
"github.com/stretchr/testify/assert"
)
func TestAdd(t *testing.T) {
a := testMakeStackInt(t, 10)
b := testMakeStackInt(t, 20)
expected := testMakeStackInt(t, 30)
c, err := a.Add(b)
assert.Nil(t, err)
assert.Equal(t, true, expected.Equal(c))
}
func TestSub(t *testing.T) {
a := testMakeStackInt(t, 30)
b := testMakeStackInt(t, 200)
expected := testMakeStackInt(t, 170)
c, err := b.Sub(a)
assert.Nil(t, err)
assert.Equal(t, true, expected.Equal(c))
}
func TestMul(t *testing.T) {
a := testMakeStackInt(t, 10)
b := testMakeStackInt(t, 20)
expected := testMakeStackInt(t, 200)
c, err := a.Mul(b)
assert.Nil(t, err)
assert.Equal(t, true, expected.Equal(c))
}
func TestMod(t *testing.T) {
a := testMakeStackInt(t, 10)
b := testMakeStackInt(t, 20)
expected := testMakeStackInt(t, 10)
c, err := a.Mod(b)
assert.Nil(t, err)
assert.Equal(t, true, expected.Equal(c))
}
func TestLsh(t *testing.T) {
a := testMakeStackInt(t, 23)
b := testMakeStackInt(t, 8)
expected := testMakeStackInt(t, 5888)
c, err := a.Lsh(b)
assert.Nil(t, err)
assert.Equal(t, true, expected.Equal(c))
}
func TestRsh(t *testing.T) {
a := testMakeStackInt(t, 128)
b := testMakeStackInt(t, 3)
expected := testMakeStackInt(t, 16)
c, err := a.Rsh(b)
assert.Nil(t, err)
assert.Equal(t, true, expected.Equal(c))
}
func TestByteArrConversion(t *testing.T) {
var num int64 = 100000
a := testMakeStackInt(t, num)
ba, err := a.ByteArray()
assert.Nil(t, err)
have, err := ba.Integer()
assert.Nil(t, err)
assert.Equal(t, num, have.val.Int64())
}