mirror of
https://github.com/nspcc-dev/neo-go.git
synced 2024-12-11 15:30:07 +00:00
0258fa48f8
Fixes lots of warnings like this in the test code: Error return value of v.executeOp is not checked (from errcheck)
648 lines
12 KiB
Go
648 lines
12 KiB
Go
package vm
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import (
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"math/big"
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"testing"
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"github.com/CityOfZion/neo-go/pkg/vm/stack"
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"github.com/stretchr/testify/assert"
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)
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func TestIncOp(t *testing.T) {
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v := VM{}
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a, err := stack.NewInt(big.NewInt(20))
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assert.Nil(t, err)
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ctx := stack.NewContext([]byte{})
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ctx.Estack.Push(a)
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_, err = v.executeOp(stack.INC, ctx)
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assert.Nil(t, err)
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// Stack should have one item
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assert.Equal(t, 1, ctx.Estack.Len())
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item, err := ctx.Estack.PopInt()
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assert.Nil(t, err)
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assert.Equal(t, int64(21), item.Value().Int64())
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}
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func TestDecOp(t *testing.T) {
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v := VM{}
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a, err := stack.NewInt(big.NewInt(20))
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assert.Nil(t, err)
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ctx := stack.NewContext([]byte{})
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ctx.Estack.Push(a)
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_, err = v.executeOp(stack.DEC, ctx)
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assert.Nil(t, err)
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// Stack should have one item
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assert.Equal(t, 1, ctx.Estack.Len())
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item, err := ctx.Estack.PopInt()
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assert.Nil(t, err)
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assert.Equal(t, int64(19), item.Value().Int64())
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}
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func TestAddOp(t *testing.T) {
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v := VM{}
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a, err := stack.NewInt(big.NewInt(20))
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assert.Nil(t, err)
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b, err := stack.NewInt(big.NewInt(23))
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assert.Nil(t, err)
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ctx := stack.NewContext([]byte{})
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ctx.Estack.Push(a).Push(b)
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_, err = v.executeOp(stack.ADD, ctx)
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assert.Nil(t, err)
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// Stack should have one item
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assert.Equal(t, 1, ctx.Estack.Len())
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item, err := ctx.Estack.PopInt()
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assert.Nil(t, err)
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assert.Equal(t, int64(43), item.Value().Int64())
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}
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func TestSubOp(t *testing.T) {
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v := VM{}
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a, err := stack.NewInt(big.NewInt(30))
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assert.Nil(t, err)
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b, err := stack.NewInt(big.NewInt(40))
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assert.Nil(t, err)
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ctx := stack.NewContext([]byte{})
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ctx.Estack.Push(a).Push(b)
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_, err = v.executeOp(stack.SUB, ctx)
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assert.Nil(t, err)
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// Stack should have one item
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assert.Equal(t, 1, ctx.Estack.Len())
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item, err := ctx.Estack.PopInt()
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assert.Nil(t, err)
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assert.Equal(t, int64(-10), item.Value().Int64())
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}
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func TestDivOp(t *testing.T) {
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v := VM{}
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a, err := stack.NewInt(big.NewInt(10))
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assert.Nil(t, err)
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b, err := stack.NewInt(big.NewInt(4))
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assert.Nil(t, err)
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ctx := stack.NewContext([]byte{})
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ctx.Estack.Push(a).Push(b)
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_, err = v.executeOp(stack.DIV, ctx)
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assert.Nil(t, err)
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// Stack should have one item
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assert.Equal(t, 1, ctx.Estack.Len())
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item, err := ctx.Estack.PopInt()
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assert.Nil(t, err)
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assert.Equal(t, int64(2), item.Value().Int64())
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}
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func TestModOp(t *testing.T) {
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v := VM{}
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a, err := stack.NewInt(big.NewInt(15))
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assert.Nil(t, err)
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b, err := stack.NewInt(big.NewInt(4))
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assert.Nil(t, err)
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ctx := stack.NewContext([]byte{})
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ctx.Estack.Push(a).Push(b)
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_, err = v.executeOp(stack.MOD, ctx)
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assert.Nil(t, err)
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// Stack should have one item
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assert.Equal(t, 1, ctx.Estack.Len())
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item, err := ctx.Estack.PopInt()
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assert.Nil(t, err)
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assert.Equal(t, int64(3), item.Value().Int64())
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}
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func TestNzOp(t *testing.T) {
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v := VM{}
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a, err := stack.NewInt(big.NewInt(20))
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assert.Nil(t, err)
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ctx := stack.NewContext([]byte{})
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ctx.Estack.Push(a)
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_, err = v.executeOp(stack.NZ, ctx)
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assert.Nil(t, err)
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// Stack should have one item
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assert.Equal(t, 1, ctx.Estack.Len())
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item, err := ctx.Estack.PopBoolean()
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assert.Nil(t, err)
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assert.Equal(t, true, item.Value())
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}
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func TestMulOp(t *testing.T) {
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v := VM{}
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a, err := stack.NewInt(big.NewInt(20))
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assert.Nil(t, err)
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b, err := stack.NewInt(big.NewInt(20))
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assert.Nil(t, err)
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ctx := stack.NewContext([]byte{})
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ctx.Estack.Push(a).Push(b)
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_, err = v.executeOp(stack.MUL, ctx)
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assert.Nil(t, err)
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// Stack should have one item
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assert.Equal(t, 1, ctx.Estack.Len())
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item, err := ctx.Estack.PopInt()
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assert.Nil(t, err)
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assert.Equal(t, int64(400), item.Value().Int64())
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}
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func TestAbsOp(t *testing.T) {
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v := VM{}
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a, err := stack.NewInt(big.NewInt(-20))
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assert.Nil(t, err)
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ctx := stack.NewContext([]byte{})
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ctx.Estack.Push(a)
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_, err = v.executeOp(stack.ABS, ctx)
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assert.Nil(t, err)
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// Stack should have one item
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assert.Equal(t, 1, ctx.Estack.Len())
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item, err := ctx.Estack.PopInt()
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assert.Nil(t, err)
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assert.Equal(t, int64(20), item.Value().Int64())
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}
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func TestNotOp(t *testing.T) {
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v := VM{}
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b := stack.NewBoolean(false)
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ctx := stack.NewContext([]byte{})
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ctx.Estack.Push(b)
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_, err := v.executeOp(stack.NOT, ctx)
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assert.Nil(t, err)
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// Stack should have one item
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assert.Equal(t, 1, ctx.Estack.Len())
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item, err := ctx.Estack.PopBoolean()
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assert.Nil(t, err)
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assert.Equal(t, true, item.Value())
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}
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func TestNumEqual(t *testing.T) {
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v := VM{}
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a, err := stack.NewInt(big.NewInt(6))
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assert.Nil(t, err)
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b, err := stack.NewInt(big.NewInt(6))
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assert.Nil(t, err)
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ctx := stack.NewContext([]byte{})
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ctx.Estack.Push(a).Push(b)
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_, err = v.executeOp(stack.NUMEQUAL, ctx)
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assert.Nil(t, err)
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// Stack should have one item
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assert.Equal(t, 1, ctx.Estack.Len())
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item, err := ctx.Estack.PopBoolean()
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assert.Nil(t, err)
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assert.Equal(t, true, item.Value())
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}
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func TestNumNotEqual(t *testing.T) {
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v := VM{}
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a, err := stack.NewInt(big.NewInt(5))
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assert.Nil(t, err)
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b, err := stack.NewInt(big.NewInt(6))
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assert.Nil(t, err)
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ctx := stack.NewContext([]byte{})
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ctx.Estack.Push(a).Push(b)
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_, err = v.executeOp(stack.NUMNOTEQUAL, ctx)
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assert.Nil(t, err)
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// Stack should have one item
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assert.Equal(t, 1, ctx.Estack.Len())
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item, err := ctx.Estack.PopBoolean()
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assert.Nil(t, err)
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assert.Equal(t, true, item.Value())
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}
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func TestSignOp(t *testing.T) {
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v := VM{}
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a, err := stack.NewInt(big.NewInt(-20))
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assert.Nil(t, err)
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ctx := stack.NewContext([]byte{})
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ctx.Estack.Push(a)
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_, err = v.executeOp(stack.SIGN, ctx)
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assert.Nil(t, err)
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// Stack should have one item
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assert.Equal(t, 1, ctx.Estack.Len())
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item, err := ctx.Estack.PopInt()
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assert.Nil(t, err)
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assert.Equal(t, int64(-1), item.Value().Int64())
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}
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func TestNegateOp(t *testing.T) {
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v := VM{}
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a, err := stack.NewInt(big.NewInt(-20))
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assert.Nil(t, err)
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ctx := stack.NewContext([]byte{})
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ctx.Estack.Push(a)
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_, err = v.executeOp(stack.NEGATE, ctx)
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assert.Nil(t, err)
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// Stack should have one item
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assert.Equal(t, 1, ctx.Estack.Len())
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item, err := ctx.Estack.PopInt()
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assert.Nil(t, err)
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assert.Equal(t, int64(20), item.Value().Int64())
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}
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func TestLteOp(t *testing.T) {
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v := VM{}
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a, err := stack.NewInt(big.NewInt(10))
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assert.Nil(t, err)
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b, err := stack.NewInt(big.NewInt(10))
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assert.Nil(t, err)
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ctx := stack.NewContext([]byte{})
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ctx.Estack.Push(a).Push(b)
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// b is the first item pop.
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// a is the second item pop.
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// we perform a <= b and place
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// the result on top of the evaluation
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// stack
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_, err = v.executeOp(stack.LTE, ctx)
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assert.Nil(t, err)
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// Stack should have one item
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assert.Equal(t, 1, ctx.Estack.Len())
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item, err := ctx.Estack.PopBoolean()
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assert.Nil(t, err)
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assert.Equal(t, true, item.Value())
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}
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func TestGteOp(t *testing.T) {
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v := VM{}
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a, err := stack.NewInt(big.NewInt(10))
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assert.Nil(t, err)
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b, err := stack.NewInt(big.NewInt(2))
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assert.Nil(t, err)
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ctx := stack.NewContext([]byte{})
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ctx.Estack.Push(a).Push(b)
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// b is the first item pop.
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// a is the second item pop.
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// we perform a >= b and place
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// the result on top of the evaluation
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// stack
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_, err = v.executeOp(stack.GTE, ctx)
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assert.Nil(t, err)
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// Stack should have one item
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assert.Equal(t, 1, ctx.Estack.Len())
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item, err := ctx.Estack.PopBoolean()
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assert.Nil(t, err)
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assert.Equal(t, true, item.Value())
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}
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func TestShlOp(t *testing.T) {
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v := VM{}
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a, err := stack.NewInt(big.NewInt(2))
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assert.Nil(t, err)
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b, err := stack.NewInt(big.NewInt(3))
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assert.Nil(t, err)
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ctx := stack.NewContext([]byte{})
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ctx.Estack.Push(a).Push(b)
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// b is the first item pop.
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// a is the second item pop.
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// we perform a.Lsh(b) and place
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// the result on top of the evaluation
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// stack
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_, err = v.executeOp(stack.SHL, ctx)
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assert.Nil(t, err)
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// Stack should have one item
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assert.Equal(t, 1, ctx.Estack.Len())
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item, err := ctx.Estack.PopInt()
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assert.Nil(t, err)
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assert.Equal(t, int64(16), item.Value().Int64())
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}
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func TestShrOp(t *testing.T) {
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v := VM{}
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a, err := stack.NewInt(big.NewInt(10))
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assert.Nil(t, err)
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b, err := stack.NewInt(big.NewInt(2))
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assert.Nil(t, err)
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ctx := stack.NewContext([]byte{})
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ctx.Estack.Push(a).Push(b)
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// b is the first item pop.
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// a is the second item pop.
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// we perform a.Rsh(b) and place
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// the result on top of the evaluation
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// stack
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_, err = v.executeOp(stack.SHR, ctx)
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assert.Nil(t, err)
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// Stack should have one item
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assert.Equal(t, 1, ctx.Estack.Len())
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item, err := ctx.Estack.PopInt()
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assert.Nil(t, err)
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assert.Equal(t, int64(2), item.Value().Int64())
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}
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func TestBoolAndOp(t *testing.T) {
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v := VM{}
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a := stack.NewBoolean(true)
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b := stack.NewBoolean(true)
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ctx := stack.NewContext([]byte{})
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ctx.Estack.Push(a).Push(b)
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_, err := v.executeOp(stack.BOOLAND, ctx)
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assert.Nil(t, err)
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// Stack should have one item
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assert.Equal(t, 1, ctx.Estack.Len())
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item, err := ctx.Estack.PopBoolean()
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assert.Nil(t, err)
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assert.Equal(t, true, item.Value())
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}
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func TestBoolOrOp(t *testing.T) {
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v := VM{}
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a := stack.NewBoolean(false)
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b := stack.NewBoolean(true)
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ctx := stack.NewContext([]byte{})
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ctx.Estack.Push(a).Push(b)
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_, err := v.executeOp(stack.BOOLOR, ctx)
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assert.Nil(t, err)
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// Stack should have one item
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assert.Equal(t, 1, ctx.Estack.Len())
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item, err := ctx.Estack.PopBoolean()
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assert.Nil(t, err)
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assert.Equal(t, true, item.Value())
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}
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func TestLtOp(t *testing.T) {
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v := VM{}
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a, err := stack.NewInt(big.NewInt(10))
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assert.Nil(t, err)
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b, err := stack.NewInt(big.NewInt(2))
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assert.Nil(t, err)
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ctx := stack.NewContext([]byte{})
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ctx.Estack.Push(a).Push(b)
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// b is the first item pop.
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// a is the second item pop.
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// we perform a < b and place
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// the result on top of the evaluation
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// stack
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_, err = v.executeOp(stack.LT, ctx)
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assert.Nil(t, err)
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// Stack should have one item
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assert.Equal(t, 1, ctx.Estack.Len())
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item, err := ctx.Estack.PopBoolean()
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assert.Nil(t, err)
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assert.Equal(t, false, item.Value())
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}
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func TestGtOp(t *testing.T) {
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v := VM{}
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a, err := stack.NewInt(big.NewInt(10))
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assert.Nil(t, err)
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b, err := stack.NewInt(big.NewInt(2))
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assert.Nil(t, err)
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ctx := stack.NewContext([]byte{})
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ctx.Estack.Push(a).Push(b)
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// b is the first item pop.
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// a is the second item pop.
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// we perform a > b and place
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// the result on top of the evaluation
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// stack
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_, err = v.executeOp(stack.GT, ctx)
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assert.Nil(t, err)
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// Stack should have one item
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assert.Equal(t, 1, ctx.Estack.Len())
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item, err := ctx.Estack.PopBoolean()
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assert.Nil(t, err)
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assert.Equal(t, true, item.Value())
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}
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func TestMinOp(t *testing.T) {
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v := VM{}
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a, err := stack.NewInt(big.NewInt(10))
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assert.Nil(t, err)
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b, err := stack.NewInt(big.NewInt(2))
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assert.Nil(t, err)
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ctx := stack.NewContext([]byte{})
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ctx.Estack.Push(a).Push(b)
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_, err = v.executeOp(stack.MIN, ctx)
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assert.Nil(t, err)
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// Stack should have one item
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assert.Equal(t, 1, ctx.Estack.Len())
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item, err := ctx.Estack.PopInt()
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assert.Nil(t, err)
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assert.Equal(t, int64(2), item.Value().Int64())
|
|
}
|
|
|
|
func TestMaxOp(t *testing.T) {
|
|
|
|
v := VM{}
|
|
|
|
a, err := stack.NewInt(big.NewInt(10))
|
|
assert.Nil(t, err)
|
|
|
|
b, err := stack.NewInt(big.NewInt(2))
|
|
assert.Nil(t, err)
|
|
|
|
ctx := stack.NewContext([]byte{})
|
|
ctx.Estack.Push(a).Push(b)
|
|
|
|
_, err = v.executeOp(stack.MAX, ctx)
|
|
assert.Nil(t, err)
|
|
|
|
// Stack should have one item
|
|
assert.Equal(t, 1, ctx.Estack.Len())
|
|
|
|
item, err := ctx.Estack.PopInt()
|
|
assert.Nil(t, err)
|
|
|
|
assert.Equal(t, int64(10), item.Value().Int64())
|
|
}
|
|
|
|
func TestWithinOp(t *testing.T) {
|
|
|
|
v := VM{}
|
|
|
|
a, err := stack.NewInt(big.NewInt(5))
|
|
assert.Nil(t, err)
|
|
|
|
b, err := stack.NewInt(big.NewInt(2))
|
|
assert.Nil(t, err)
|
|
|
|
c, err := stack.NewInt(big.NewInt(10))
|
|
assert.Nil(t, err)
|
|
|
|
ctx := stack.NewContext([]byte{})
|
|
ctx.Estack.Push(a).Push(b).Push(c)
|
|
|
|
// c is the first item popped.
|
|
// b is the second item popped.
|
|
// a is the third item popped.
|
|
// if a is within [b, c) we place a boolean,
|
|
// whose value is true, on top of the evaluation
|
|
// stack. Otherwise we place a boolean with
|
|
// false value.
|
|
_, err = v.executeOp(stack.WITHIN, ctx)
|
|
assert.Nil(t, err)
|
|
|
|
// Stack should have one item
|
|
assert.Equal(t, 1, ctx.Estack.Len())
|
|
|
|
item, err := ctx.Estack.PopBoolean()
|
|
assert.Nil(t, err)
|
|
|
|
assert.Equal(t, true, item.Value())
|
|
}
|