325 lines
7.2 KiB
Go
325 lines
7.2 KiB
Go
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package types
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import (
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"fmt"
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"reflect"
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"testing"
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)
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func isNil(x interface{}) bool {
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return x == nil ||
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(reflect.ValueOf(x).Kind() == reflect.Ptr &&
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reflect.ValueOf(x).IsNil())
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}
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func TestType(t *testing.T) {
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i := 1
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var str string
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var n *Node
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var tp *Type
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chk := func(actual, expected interface{}) {
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t.Run(fmt.Sprintf("TestType%d",i),func(t *testing.T) {
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if isNil(actual) && isNil(expected) { return }
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if !reflect.DeepEqual(actual,expected) {
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t.Errorf("Test failed for %s\n",str)
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fmt.Println("Actual:\n",actual)
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fmt.Println("Expected:\n",expected)
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}
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})
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}
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chk_newtype := func() {
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tp = NewTypeFromString(str,"")
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chk(tp,&Type{ Node: n, Class: "" })
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}
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//tests on nil Type pointers:
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chk(tp.BaseType(),nil)
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chk(tp.CType(),"")
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chk(tp.IsFunction(),false)
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chk(tp.IsPointer(),false)
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chk(tp.IsFunctionPtr(),false)
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chk(tp.IsValist(),false)
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str = "int"
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n = &Node{ "TypeName", "", []*Node{
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&Node{ "TypeSpecifier", "int", []*Node{} } } }
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chk_newtype()
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tint := tp
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str = "NSObject"
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n = &Node{ "TypeName", "", []*Node{
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&Node{ "TypedefName", "NSObject", []*Node{} } } }
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chk_newtype()
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nso := tp
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str = "NSString"
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n = &Node{ "TypeName", "", []*Node{
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&Node{ "TypedefName", "NSString", []*Node{} } } }
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chk_newtype()
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nst := tp
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str = "NSString*"
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n = &Node{ "TypeName", "", []*Node{
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&Node{ "TypedefName", "NSString", []*Node{} },
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&Node{ "Pointer", "*", []*Node{} } } }
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chk_newtype()
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chk(tp.IsPointer(),true)
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chk(tp.Typedef(),nil)
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tpNSString := tp
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str = "myTypedef"
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AddTypedef("myTypedef",tp)
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n = &Node { "TypeName", "", []*Node{
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&Node{ "TypedefName", "myTypedef", []*Node{} }}}
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chk_newtype()
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chk(tp.Typedef(),tpNSString)
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str = "const NSArray <ObjectType * _Nonnull> *"
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n = &Node{ "TypeName", "", []*Node{
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&Node{ "TypeQualifier", "const", []*Node{} },
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&Node{ "TypedefName", "NSArray", []*Node{} },
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&Node{ "GenericList", "", []*Node{
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&Node{ "Generic", "", []*Node{
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&Node{ "TypedefName", "ObjectType", []*Node{} },
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&Node{ "Pointer", "*", []*Node{} },
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&Node{ "NullableAnnotation", "_Nonnull", []*Node{} } } } } },
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&Node{ "Pointer", "*", []*Node{} } } }
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chk_newtype()
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chk(tp.CType(),"NSArray*")
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chk(tp.CTypeAttrib(),"const NSArray*")
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chk(tp.CGoType(),"*C.NSArray")
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chk(tp.GoType(),"*NSArray")
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SetTypeParam("MyClass","ObjectType","MyClass")
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str = "id<ObjectType *>"
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n = &Node{ "TypeName", "", []*Node{
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&Node{ "TypedefName", "id", []*Node{} },
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&Node{ "GenericList", "", []*Node{
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&Node{ "Generic", "", []*Node{
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&Node{ "TypedefName", "ObjectType", []*Node{} },
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&Node{ "Pointer", "*", []*Node{} } } } } } } }
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chk_newtype()
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tp = NewType(n,"MyClass")
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chk(tp.CType(),"NSObject*")
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chk(tp.String(),
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`<TypeName> ''
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-<TypedefName> 'id'
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-<GenericList> ''
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--<Generic> ''
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---<TypedefName> 'MyClass'
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---<Pointer> '*'
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`)
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x,_ := clean(nil,"MyClass")
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chk(x,nil)
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SetSuper("NSString","NSObject")
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chk(Super("NSString"),"NSObject")
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tp2 := tp.CloneToClass("NSObject")
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chk(tp2.Class,"NSObject")
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str = "you can't parse this"
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tp = NewTypeFromString(str,"")
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tp2 = &Type{}
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chk(tp,tp2)
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str = "id<ObjectType *>"
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tp2 = NewTypeFromString(str,"MyClass")
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chk(tp.BaseType(),tp)
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str = "id<ObjectType *>*"
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tp = NewTypeFromString(str,"MyClass")
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chk(tp.BaseType(),tp2)
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chk(tp.PointsTo(),tp2)
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AddTypedef("myTypedef",tp)
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str = "myTypedef"
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n = &Node{ "TypeName", "", []*Node{
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&Node{ "TypedefName", "myTypedef", []*Node{} } } }
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chk_newtype()
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chk(tp.PointsTo(),tp2)
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chk(tp2.PointsTo(),nil)
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chk(tp.GoTypeDecl(),`
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type MyTypedef **C.NSObject
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`)
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chk(tp2.GoTypeDecl(),"")
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chk(nst.GoTypeDecl(),`
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type NSString C.NSString
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`)
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str = "void"
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n = &Node{ "TypeName", "", []*Node{
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&Node{ "TypeSpecifier", "void", []*Node{} } } }
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chk_newtype()
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chk(tp.GoTypeDecl(),"")
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void := tp
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str = "BOOL"
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n,_ = Parse(str)
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chk_newtype()
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bl := tp
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str = "void**"
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n,_ = Parse(str)
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chk_newtype()
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chk(tp.GoType(),"*unsafe.Pointer")
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chk(tp.CToGo("var"),"(*unsafe.Pointer)(unsafe.Pointer(var))")
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voidpp := tp
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Wrap("NSObject")
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str = "NSObject*"
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n,_ = Parse(str)
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chk_newtype()
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chk(tp.GoType(),"NSObject")
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Wrap("NSString")
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chk(nso.GoTypeDecl(),`
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type NSObject interface {
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Ptr() unsafe.Pointer
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}
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`)
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chk(nso.GoType(),"NSObject")
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chk(nst.GoTypeDecl(),`
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type NSString struct { Id }
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func (o NSString) Ptr() unsafe.Pointer { return o.ptr }
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func (o Id) NSString() NSString {
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ret := NSString{}
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ret.ptr = o.ptr
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return ret
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}
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`)
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str = "int(void)"
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n,_ = Parse(str)
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chk_newtype()
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chk(tp.IsFunction(),true)
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chk(tp.IsFunctionPtr(),false)
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chk(tp.ReturnType().CType(),"int")
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str = "int *(void)"
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n,_ = Parse(str)
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chk_newtype()
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chk(tp.IsFunction(),true)
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chk(tp.ReturnType().CType(),"int*")
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chk(tp.ReturnType().GoType(),"*Int")
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fn := tp
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AddTypedef("myTypedef",fn)
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str = "myTypedef"
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n,_ = Parse(str)
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chk_newtype()
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chk(tp.IsFunction(),true)
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chk(tp.IsFunctionPtr(),false)
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chk(tp.ReturnType().CType(),"int*")
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str = "int (*)(void)"
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n,_ = Parse(str)
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chk_newtype()
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chk(tp.IsFunction(),false)
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chk(tp.IsPointer(),true)
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chk(tp.IsFunctionPtr(),true)
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chk(tp.ReturnType(),nil)
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fnptr := tp
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AddTypedef("myTypedef",fnptr)
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str = "myTypedef"
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n,_ = Parse(str)
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chk_newtype()
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chk(tp.IsFunction(),false)
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chk(tp.IsPointer(),true)
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chk(tp.IsFunctionPtr(),true)
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chk(tp.ReturnType(),nil)
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chk(tp.IsValist(),false)
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str = "__va_list_tag"
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n,_ = Parse(str)
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chk_newtype()
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chk(tp.IsValist(),true)
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str = "GoToC"
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var rtype *Type
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ptypes := []*Type{ nst, nso, tint, voidpp }
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pnames := []string{"p1","p2","p3", "p4"}
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snames := []string{"","","",""}
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chk_gotoc := func(expected string) {
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chk(GoToC("myFun",pnames,snames,rtype,ptypes,false),expected)
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}
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chk_gotoc("")
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rtype = void
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chk_gotoc(`C.myFun(p1.Ptr(), p2.Ptr(), (C.int)(p3), unsafe.Pointer(p4))`)
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rtype = bl
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chk_gotoc(
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`ret := (C.myFun(p1.Ptr(), p2.Ptr(), (C.int)(p3), unsafe.Pointer(p4))) != 0
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return ret`)
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rtype = voidpp
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chk_gotoc(
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`ret := (*unsafe.Pointer)(unsafe.Pointer(C.myFun(p1.Ptr(), p2.Ptr(), (C.int)(p3), unsafe.Pointer(p4))))
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return ret`)
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rtype = nst
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chk_gotoc(
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`ret := NSString{}
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ret.ptr = C.myFun(p1.Ptr(), p2.Ptr(), (C.int)(p3), unsafe.Pointer(p4))
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return ret`)
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rtype = nso
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chk_gotoc(
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`ret := Id{}
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ret.ptr = C.myFun(p1.Ptr(), p2.Ptr(), (C.int)(p3), unsafe.Pointer(p4))
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return ret`)
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ptypes[1].Variadic = true
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chk_gotoc(
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`ret := Id{}
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ret.ptr = C.myFun(p1.Ptr(), unsafe.Pointer(&p2), (C.int)(p3), unsafe.Pointer(p4))
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return ret`)
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ptypes[1].Variadic = false
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snames[1] = "p2p"
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chk_gotoc(
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`ret := Id{}
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ret.ptr = C.myFun(p1.Ptr(), p2.Ptr(), (C.int)(p3), unsafe.Pointer(p4))
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(*p2) = (*p2)[:cap(*p2)]
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for i := 0; i < len(*p2); i++ {
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if p2p[i] == nil {
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(*p2) = (*p2)[:i]
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break
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}
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(*p2)[i].ptr = p2p[i]
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}
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return ret`)
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snames[1] = ""
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snames[2] = "p3p"
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chk_gotoc(
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`ret := Id{}
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ret.ptr = C.myFun(p1.Ptr(), p2.Ptr(), unsafe.Pointer(&p3p[0]), unsafe.Pointer(p4))
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(*p3) = (*p3)[:cap(*p3)]
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for i := 0; i < len(*p3); i++ {
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if p3p[i] == nil {
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(*p3) = (*p3)[:i]
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break
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}
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(*p3)[i].ptr = p3p[i]
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}
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return ret`)
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chk(GoToC("myFun",pnames,snames,rtype,ptypes,true),
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`ret := Id{}
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ret.ptr = C.myFun(p1.Ptr(), p2.Ptr(), unsafe.Pointer(&p3p[0]), (**C.void)(p4))
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(*p3) = (*p3)[:cap(*p3)]
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for i := 0; i < len(*p3); i++ {
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if p3p[i] == nil {
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(*p3) = (*p3)[:i]
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break
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}
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(*p3)[i].ptr = p3p[i]
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}
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return ret`)
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}
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