mirror of
https://github.com/nspcc-dev/neo-go.git
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6701e8cda0
Because body of multiple `init()` functions constitute single method in contract, we initialize slot with maximum amount of locals encounterered in any of `init()` functions and clear them before emitting body of each instance of `init()`.
107 lines
2.3 KiB
Go
107 lines
2.3 KiB
Go
package compiler_test
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import (
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"math/big"
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"testing"
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"github.com/stretchr/testify/require"
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)
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func TestInit(t *testing.T) {
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t.Run("Simple", func(t *testing.T) {
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src := `package foo
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var a int
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func init() {
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a = 42
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}
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func Main() int {
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return a
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}`
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eval(t, src, big.NewInt(42))
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})
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t.Run("Multi", func(t *testing.T) {
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src := `package foo
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var m = map[int]int{}
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var a = 2
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func init() {
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b := 11
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m[1] = b
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}
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func init() {
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a = 1
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var b int
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m[3] = 30 + b
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}
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func Main() int {
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return m[1] + m[3] + a
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}`
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eval(t, src, big.NewInt(42))
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})
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t.Run("WithCall", func(t *testing.T) {
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src := `package foo
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var m = map[int]int{}
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func init() {
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initMap(m)
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}
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func initMap(m map[int]int) {
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m[11] = 42
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}
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func Main() int {
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return m[11]
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}`
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eval(t, src, big.NewInt(42))
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})
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t.Run("InvalidSignature", func(t *testing.T) {
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src := `package foo
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type Foo int
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var a int
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func (f Foo) init() {
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a = 2
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}
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func Main() int {
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return a
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}`
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eval(t, src, big.NewInt(0))
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})
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}
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func TestImportOrder(t *testing.T) {
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t.Run("1,2", func(t *testing.T) {
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src := `package foo
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import _ "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/pkg1"
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import _ "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/pkg2"
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import "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/pkg3"
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func Main() int { return pkg3.A }`
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eval(t, src, big.NewInt(2))
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})
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t.Run("2,1", func(t *testing.T) {
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src := `package foo
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import _ "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/pkg2"
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import _ "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/pkg1"
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import "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/pkg3"
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func Main() int { return pkg3.A }`
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eval(t, src, big.NewInt(1))
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})
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t.Run("InitializeOnce", func(t *testing.T) {
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src := `package foo
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import "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/pkg3"
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var A = pkg3.A
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func Main() int { return A }`
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eval(t, src, big.NewInt(3))
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})
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}
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func TestInitWithNoGlobals(t *testing.T) {
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src := `package foo
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import "github.com/nspcc-dev/neo-go/pkg/interop/runtime"
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func init() {
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runtime.Notify("called in '_initialize'")
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}
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func Main() int {
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return 42
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}`
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v, s := vmAndCompileInterop(t, src)
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require.NoError(t, v.Run())
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assertResult(t, v, big.NewInt(42))
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require.True(t, len(s.events) == 1)
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}
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