mirror of
https://github.com/nspcc-dev/neo-go.git
synced 2024-11-26 19:42:23 +00:00
ec3d1fae59
c.funcs contains function names using base types, while methods can be defined on pointers and the value returned from c.getFuncNameFromSelector will have an asterisk. We can't have the same name used for (*T) and (T) methods, so just stripping the asterisk allows to get the right one.
376 lines
10 KiB
Go
376 lines
10 KiB
Go
package compiler_test
|
|
|
|
import (
|
|
"fmt"
|
|
"math/big"
|
|
"strings"
|
|
"testing"
|
|
|
|
"github.com/nspcc-dev/neo-go/pkg/compiler"
|
|
"github.com/nspcc-dev/neo-go/pkg/vm/opcode"
|
|
"github.com/stretchr/testify/require"
|
|
)
|
|
|
|
func checkCallCount(t *testing.T, src string, expectedCall, expectedInitSlot, expectedLocalsMain int) {
|
|
v, sp := vmAndCompileInterop(t, src)
|
|
|
|
mainStart := -1
|
|
for _, m := range sp.info.Methods {
|
|
if m.Name.Name == "main" {
|
|
mainStart = int(m.Range.Start)
|
|
}
|
|
}
|
|
require.True(t, mainStart >= 0)
|
|
|
|
ctx := v.Context()
|
|
actualCall := 0
|
|
actualInitSlot := 0
|
|
|
|
for op, param, err := ctx.Next(); ; op, param, err = ctx.Next() {
|
|
require.NoError(t, err)
|
|
switch op {
|
|
case opcode.CALL, opcode.CALLL:
|
|
actualCall++
|
|
case opcode.INITSLOT:
|
|
actualInitSlot++
|
|
if ctx.IP() == mainStart && expectedLocalsMain >= 0 {
|
|
require.Equal(t, expectedLocalsMain, int(param[0]))
|
|
}
|
|
}
|
|
if ctx.IP() == ctx.LenInstr() {
|
|
break
|
|
}
|
|
}
|
|
require.Equal(t, expectedCall, actualCall)
|
|
require.True(t, expectedInitSlot == actualInitSlot)
|
|
}
|
|
|
|
func TestInline(t *testing.T) {
|
|
srcTmpl := `package foo
|
|
import "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/inline"
|
|
import "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/foo"
|
|
var _ = foo.Dummy
|
|
type pair struct { a, b int }
|
|
type triple struct {
|
|
a int
|
|
b pair
|
|
}
|
|
// local alias
|
|
func sum(a, b int) int {
|
|
return 42
|
|
}
|
|
var Num = 1
|
|
func Main() int {
|
|
%s
|
|
}`
|
|
t.Run("no return", func(t *testing.T) {
|
|
src := fmt.Sprintf(srcTmpl, `inline.NoArgsNoReturn()
|
|
return 1`)
|
|
checkCallCount(t, src, 0, 0, 0)
|
|
eval(t, src, big.NewInt(1))
|
|
})
|
|
t.Run("has return, dropped", func(t *testing.T) {
|
|
src := fmt.Sprintf(srcTmpl, `inline.NoArgsReturn1()
|
|
return 2`)
|
|
checkCallCount(t, src, 0, 0, 0)
|
|
eval(t, src, big.NewInt(2))
|
|
})
|
|
t.Run("drop twice", func(t *testing.T) {
|
|
src := fmt.Sprintf(srcTmpl, `inline.DropInsideInline()
|
|
return 42`)
|
|
checkCallCount(t, src, 0, 0, 0)
|
|
eval(t, src, big.NewInt(42))
|
|
})
|
|
t.Run("no args return 1", func(t *testing.T) {
|
|
src := fmt.Sprintf(srcTmpl, `return inline.NoArgsReturn1()`)
|
|
checkCallCount(t, src, 0, 0, 0)
|
|
eval(t, src, big.NewInt(1))
|
|
})
|
|
t.Run("sum", func(t *testing.T) {
|
|
src := fmt.Sprintf(srcTmpl, `return inline.Sum(1, 2)`)
|
|
checkCallCount(t, src, 0, 0, 0)
|
|
eval(t, src, big.NewInt(3))
|
|
})
|
|
t.Run("sum squared (nested inline)", func(t *testing.T) {
|
|
src := fmt.Sprintf(srcTmpl, `return inline.SumSquared(1, 2)`)
|
|
checkCallCount(t, src, 0, 0, 0)
|
|
eval(t, src, big.NewInt(9))
|
|
})
|
|
t.Run("inline function in inline function parameter", func(t *testing.T) {
|
|
src := fmt.Sprintf(srcTmpl, `return inline.Sum(inline.SumSquared(1, 2), inline.Sum(3, 4))`)
|
|
checkCallCount(t, src, 0, 1, 2)
|
|
eval(t, src, big.NewInt(9+3+4))
|
|
})
|
|
t.Run("global name clash", func(t *testing.T) {
|
|
src := fmt.Sprintf(srcTmpl, `return inline.GetSumSameName()`)
|
|
checkCallCount(t, src, 0, 0, 0)
|
|
eval(t, src, big.NewInt(42))
|
|
})
|
|
t.Run("local name clash", func(t *testing.T) {
|
|
src := fmt.Sprintf(srcTmpl, `return inline.Sum(inline.SumSquared(1, 2), sum(3, 4))`)
|
|
checkCallCount(t, src, 1, 2, 2)
|
|
eval(t, src, big.NewInt(51))
|
|
})
|
|
t.Run("var args, empty", func(t *testing.T) {
|
|
src := fmt.Sprintf(srcTmpl, `return inline.VarSum(11)`)
|
|
checkCallCount(t, src, 0, 1, 3)
|
|
eval(t, src, big.NewInt(11))
|
|
})
|
|
t.Run("var args, direct", func(t *testing.T) {
|
|
src := fmt.Sprintf(srcTmpl, `return inline.VarSum(11, 14, 17)`)
|
|
checkCallCount(t, src, 0, 1, 3)
|
|
eval(t, src, big.NewInt(42))
|
|
})
|
|
t.Run("var args, array", func(t *testing.T) {
|
|
src := fmt.Sprintf(srcTmpl, `arr := []int{14, 17}
|
|
return inline.VarSum(11, arr...)`)
|
|
checkCallCount(t, src, 0, 1, 3)
|
|
eval(t, src, big.NewInt(42))
|
|
})
|
|
t.Run("globals", func(t *testing.T) {
|
|
src := fmt.Sprintf(srcTmpl, `return inline.Concat(Num)`)
|
|
checkCallCount(t, src, 0, 0, 0)
|
|
eval(t, src, big.NewInt(221))
|
|
})
|
|
t.Run("locals, alias", func(t *testing.T) {
|
|
src := fmt.Sprintf(srcTmpl, `num := 1; return inline.Concat(num)`)
|
|
checkCallCount(t, src, 0, 1, 1)
|
|
eval(t, src, big.NewInt(221))
|
|
})
|
|
t.Run("selector, global", func(t *testing.T) {
|
|
src := fmt.Sprintf(srcTmpl, `return inline.Sum(inline.A, 2)`)
|
|
checkCallCount(t, src, 0, 0, 0)
|
|
eval(t, src, big.NewInt(3))
|
|
})
|
|
t.Run("selector, struct, simple", func(t *testing.T) {
|
|
src := fmt.Sprintf(srcTmpl, `x := pair{a: 1, b: 2}; return inline.Sum(x.b, 1)`)
|
|
checkCallCount(t, src, 0, 1, 1)
|
|
eval(t, src, big.NewInt(3))
|
|
})
|
|
t.Run("selector, struct, complex", func(t *testing.T) {
|
|
src := fmt.Sprintf(srcTmpl, `x := triple{a: 1, b: pair{a: 2, b: 3}}
|
|
return inline.Sum(x.b.a, 1)`)
|
|
checkCallCount(t, src, 0, 1, 1)
|
|
eval(t, src, big.NewInt(3))
|
|
})
|
|
t.Run("expression", func(t *testing.T) {
|
|
src := fmt.Sprintf(srcTmpl, `x, y := 1, 2
|
|
return inline.Sum(x+y, y*2)`)
|
|
checkCallCount(t, src, 0, 1, 2)
|
|
eval(t, src, big.NewInt(7))
|
|
})
|
|
t.Run("foreign package call", func(t *testing.T) {
|
|
src := fmt.Sprintf(srcTmpl, `return inline.Sum(foo.Bar(), foo.Dummy+1)`)
|
|
checkCallCount(t, src, 1, 1, 1)
|
|
eval(t, src, big.NewInt(3))
|
|
})
|
|
}
|
|
|
|
func TestIssue1879(t *testing.T) {
|
|
src := `package foo
|
|
import "github.com/nspcc-dev/neo-go/pkg/interop/runtime"
|
|
func Main() int {
|
|
data := "main is called"
|
|
runtime.Log("log " + string(data))
|
|
return 42
|
|
}`
|
|
checkCallCount(t, src, 0, 1, 1)
|
|
}
|
|
|
|
func TestInlineInLoop(t *testing.T) {
|
|
t.Run("simple", func(t *testing.T) {
|
|
src := `package foo
|
|
import "github.com/nspcc-dev/neo-go/pkg/interop/storage"
|
|
import "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/inline"
|
|
func Main() int {
|
|
sum := 0
|
|
values := []int{10, 11}
|
|
for _, v := range values {
|
|
_ = v // use 'v'
|
|
storage.GetContext() // push something on stack to check it's dropped
|
|
sum += inline.VarSum(1, 2, 3, 4)
|
|
}
|
|
return sum
|
|
}`
|
|
eval(t, src, big.NewInt(20))
|
|
})
|
|
t.Run("inlined argument", func(t *testing.T) {
|
|
src := `package foo
|
|
import "github.com/nspcc-dev/neo-go/pkg/interop/runtime"
|
|
import "github.com/nspcc-dev/neo-go/pkg/interop/storage"
|
|
import "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/inline"
|
|
func Main() int {
|
|
sum := 0
|
|
values := []int{10, 11}
|
|
for _, v := range values {
|
|
_ = v // use 'v'
|
|
storage.GetContext() // push something on stack to check it's dropped
|
|
sum += inline.VarSum(1, 2, 3, runtime.GetTime()) // runtime.GetTime always returns 4 in these tests
|
|
}
|
|
return sum
|
|
}`
|
|
eval(t, src, big.NewInt(20))
|
|
})
|
|
t.Run("check clean stack on return", func(t *testing.T) {
|
|
src := `package foo
|
|
import "github.com/nspcc-dev/neo-go/pkg/interop/storage"
|
|
import "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/inline"
|
|
func Main() int {
|
|
values := []int{10, 11, 12}
|
|
for _, v := range values {
|
|
storage.GetContext() // push something on stack to check it's dropped
|
|
if v == 11 {
|
|
return inline.VarSum(2, 20, 200)
|
|
}
|
|
}
|
|
return 0
|
|
}`
|
|
eval(t, src, big.NewInt(222))
|
|
})
|
|
}
|
|
|
|
func TestInlineInSwitch(t *testing.T) {
|
|
src := `package foo
|
|
import "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/inline"
|
|
func Main() int {
|
|
switch inline.VarSum(1, 2) {
|
|
case inline.VarSum(3, 1):
|
|
return 10
|
|
case inline.VarSum(4, -1):
|
|
return 11
|
|
default:
|
|
return 12
|
|
}
|
|
}`
|
|
eval(t, src, big.NewInt(11))
|
|
}
|
|
|
|
func TestInlineGlobalVariable(t *testing.T) {
|
|
t.Run("simple", func(t *testing.T) {
|
|
src := `package foo
|
|
import "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/inline"
|
|
var a = inline.Sum(1, 2)
|
|
func Main() int {
|
|
return a
|
|
}`
|
|
eval(t, src, big.NewInt(3))
|
|
})
|
|
t.Run("complex", func(t *testing.T) {
|
|
src := `package foo
|
|
import "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/inline"
|
|
var a = inline.Sum(3, 4)
|
|
var b = inline.SumSquared(1, 2)
|
|
var c = a + b
|
|
func init() {
|
|
c--
|
|
}
|
|
func Main() int {
|
|
return c
|
|
}`
|
|
eval(t, src, big.NewInt(15))
|
|
})
|
|
}
|
|
|
|
func TestInlineVariadicInInlinedCall(t *testing.T) {
|
|
src := `package foo
|
|
import "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/inline"
|
|
func Main() int {
|
|
return inline.SumSquared(inline.SumVar(3, 4) - 2, 3)
|
|
}`
|
|
eval(t, src, big.NewInt(64))
|
|
}
|
|
|
|
func TestInlineConversion(t *testing.T) {
|
|
src1 := `package foo
|
|
import "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/inline"
|
|
var _ = inline.A
|
|
func Main() int {
|
|
a := 2
|
|
return inline.SumSquared(1, a)
|
|
}`
|
|
b1, err := compiler.Compile("foo.go", strings.NewReader(src1))
|
|
require.NoError(t, err)
|
|
|
|
src2 := `package foo
|
|
import "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/inline"
|
|
var _ = inline.A
|
|
func Main() int {
|
|
a := 2
|
|
{
|
|
return (1 + a) * (1 + a)
|
|
}
|
|
}`
|
|
b2, err := compiler.Compile("foo.go", strings.NewReader(src2))
|
|
require.NoError(t, err)
|
|
require.Equal(t, b2, b1)
|
|
}
|
|
|
|
func TestInlineConversionQualified(t *testing.T) {
|
|
src1 := `package foo
|
|
import "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/inline"
|
|
var A = 1
|
|
func Main() int {
|
|
return inline.Concat(A)
|
|
}`
|
|
b1, err := compiler.Compile("foo.go", strings.NewReader(src1))
|
|
require.NoError(t, err)
|
|
|
|
src2 := `package foo
|
|
import "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/inline"
|
|
import "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/inline/b"
|
|
var A = 1
|
|
func Main() int {
|
|
return A * 100 + b.A * 10 + inline.A
|
|
}`
|
|
b2, err := compiler.Compile("foo.go", strings.NewReader(src2))
|
|
require.NoError(t, err)
|
|
require.Equal(t, b2, b1)
|
|
}
|
|
|
|
func TestPackageVarsInInlinedCalls(t *testing.T) {
|
|
src := `package foo
|
|
import "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/inline"
|
|
import "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/inline/b"
|
|
func Main() int {
|
|
return inline.Sum(inline.A, b.A)
|
|
}`
|
|
eval(t, src, big.NewInt(13))
|
|
}
|
|
|
|
func TestInlinedMethod(t *testing.T) {
|
|
src := `package foo
|
|
import "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/inline"
|
|
func Main() int {
|
|
// It's important for this variable to not be named 't'.
|
|
var z inline.T
|
|
i := z.Inc(42)
|
|
if i != 0 || z.N != 42 {
|
|
return 0
|
|
}
|
|
i = z.Inc(100500)
|
|
if i != 42 {
|
|
return 0
|
|
}
|
|
return z.N
|
|
}`
|
|
eval(t, src, big.NewInt(100542))
|
|
}
|
|
|
|
func TestInlinedMethodWithPointer(t *testing.T) {
|
|
src := `package foo
|
|
import "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/inline"
|
|
func Main() int {
|
|
// It's important for this variable to not be named 't'.
|
|
var z = &inline.T{}
|
|
i := z.Inc(42)
|
|
if i != 0 || z.N != 42 {
|
|
return 0
|
|
}
|
|
i = z.Inc(100500)
|
|
if i != 42 {
|
|
return 0
|
|
}
|
|
return z.N
|
|
}`
|
|
eval(t, src, big.NewInt(100542))
|
|
}
|