neoneo-go/pkg/vm/tests/for_test.go

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package vm_test
import (
"math/big"
"testing"
"github.com/CityOfZion/neo-go/pkg/vm"
)
func TestEntryPointWithMethod(t *testing.T) {
src := `
package foo
func Main(op string) int {
if op == "a" {
return 1
}
return 0
}
`
evalWithArgs(t, src, []byte("a"), nil, big.NewInt(1))
}
func TestEntryPointWithArgs(t *testing.T) {
src := `
package foo
func Main(args []interface{}) int {
return 2 + args[1].(int)
}
`
args := []vm.StackItem{vm.NewBigIntegerItem(0), vm.NewBigIntegerItem(1)}
evalWithArgs(t, src, nil, args, big.NewInt(3))
}
func TestEntryPointWithMethodAndArgs(t *testing.T) {
src := `
package foo
func Main(method string, args []interface{}) int {
if method == "foobar" {
return 2 + args[1].(int)
}
return 0
}
`
args := []vm.StackItem{vm.NewBigIntegerItem(0), vm.NewBigIntegerItem(1)}
evalWithArgs(t, src, []byte("foobar"), args, big.NewInt(3))
}
func TestArrayFieldInStruct(t *testing.T) {
src := `
package foo
type Bar struct {
arr []int
}
func Main() int {
b := Bar{
arr: []int{0, 1, 2},
}
x := b.arr[2]
return x + 2
}
`
eval(t, src, big.NewInt(4))
}
func TestArrayItemGetIndexBinaryExpr(t *testing.T) {
src := `
package foo
func Main() int {
x := 1
y := []int{0, 1, 2}
return y[x + 1]
}
`
eval(t, src, big.NewInt(2))
}
func TestArrayItemGetIndexIdent(t *testing.T) {
src := `
package foo
func Main() int {
x := 1
y := []int{0, 1, 2}
return y[x]
}
`
eval(t, src, big.NewInt(1))
}
func TestArrayItemBinExpr(t *testing.T) {
src := `
package foo
func Main() int {
x := []int{0, 1, 2}
return x[1] + 10
}
`
eval(t, src, big.NewInt(11))
}
func TestArrayItemReturn(t *testing.T) {
src := `
package foo
func Main() int {
arr := []int{0, 1, 2}
return arr[1]
}
`
eval(t, src, big.NewInt(1))
}
func TestArrayItemAssign(t *testing.T) {
src := `
package foo
func Main() int {
arr := []int{1, 2, 3}
y := arr[0]
return y
}
`
eval(t, src, big.NewInt(1))
}
func TestStringArray(t *testing.T) {
src := `
package foo
func Main() []string {
x := []string{"foo", "bar", "foobar"}
return x
}
`
eval(t, src, []vm.StackItem{
vm.NewByteArrayItem([]byte("foo")),
vm.NewByteArrayItem([]byte("bar")),
vm.NewByteArrayItem([]byte("foobar")),
})
}
func TestIntArray(t *testing.T) {
src := `
package foo
func Main() []int {
arr := []int{1, 2, 3}
return arr
}
`
eval(t, src, []vm.StackItem{
vm.NewBigIntegerItem(1),
vm.NewBigIntegerItem(2),
vm.NewBigIntegerItem(3),
})
}
func TestArrayLen(t *testing.T) {
src := `
package foo
func Main() int {
arr := []int{0, 1, 2}
return len(arr)
}
`
eval(t, src, big.NewInt(3))
}
func TestStringLen(t *testing.T) {
src := `
package foo
func Main() int {
str := "this is medium sized string"
return len(str)
}
`
eval(t, src, big.NewInt(27))
}
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func TestByteArrayLen(t *testing.T) {
src := `
package foo
func Main() int {
b := []byte{0x00, 0x01, 0x2}
return len(b)
}
`
eval(t, src, big.NewInt(3))
}
func TestSimpleString(t *testing.T) {
src := `
package foo
func Main() string {
x := "NEO"
return x
}
`
eval(t, src, vm.NewByteArrayItem([]byte("NEO")).Value())
}
func TestBoolAssign(t *testing.T) {
src := `
package foo
func Main() bool {
x := true
return x
}
`
eval(t, src, big.NewInt(1))
}
func TestBoolCompare(t *testing.T) {
src := `
package foo
func Main() int {
x := true
if x {
return 10
}
return 0
}
`
eval(t, src, big.NewInt(10))
}
func TestBoolCompareVerbose(t *testing.T) {
src := `
package foo
func Main() int {
x := true
if x == true {
return 10
}
return 0
}
`
eval(t, src, big.NewInt(10))
}
func TestUnaryExpr(t *testing.T) {
src := `
package foo
func Main() bool {
x := false
return !x
}
`
eval(t, src, true)
}
func TestIfUnaryInvertPass(t *testing.T) {
src := `
package foo
func Main() int {
x := false
if !x {
return 10
}
return 0
}
`
eval(t, src, big.NewInt(10))
}
func TestIfUnaryInvert(t *testing.T) {
src := `
package foo
func Main() int {
x := true
if !x {
return 10
}
return 0
}
`
eval(t, src, []byte{})
}
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func TestAppendByte(t *testing.T) {
src := `
package foo
func Main() []byte {
arr := []byte{0x00, 0x01, 0x02}
arr = append(arr, 0x03)
arr = append(arr, 0x04)
arr = append(arr, 0x05)
arr = append(arr, 0x06)
return arr
}
`
eval(t, src, []uint8{0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06})
}
func TestAppendString(t *testing.T) {
src := `
package foo
func Main() string {
arr := []string{"a", "b", "c"}
arr = append(arr, "d")
return arr[3]
}
`
eval(t, src, vm.NewByteArrayItem([]byte("d")).Value())
}
func TestAppendInt(t *testing.T) {
src := `
package foo
func Main() int {
arr := []int{0, 1, 2}
arr = append(arr, 3)
return arr[3]
}
`
eval(t, src, big.NewInt(3))
}
func TestClassicForLoop(t *testing.T) {
src := `
package foo
func Main() int {
x := 0
for i := 0; i < 10; i++ {
x = i
}
return x
}
`
eval(t, src, big.NewInt(9))
}
func TestInc(t *testing.T) {
src := `
package foo
func Main() int {
x := 0
x++
return x
}
`
eval(t, src, big.NewInt(1))
}
func TestDec(t *testing.T) {
src := `
package foo
func Main() int {
x := 2
x--
return x
}
`
eval(t, src, big.NewInt(1))
}
func TestForLoopBigIter(t *testing.T) {
src := `
package foo
func Main() int {
x := 0
for i := 0; i < 100000; i++ {
x = i
}
return x
}
`
eval(t, src, big.NewInt(99999))
}