Fixed the generation when a secondary base is used in more than one unit.

Signed-off-by: Dimitar Dobrev <dpldobrev@protonmail.com>

src/Generator/Passes/MultipleInheritancePass.cs

@@ -27,9 +27,9 @@ namespace CppSharp.Passes
             VisitOptions.VisitFunctionParameters = false;
         }
 
-        public override bool VisitTranslationUnit(TranslationUnit unit)
+        public override bool VisitASTContext(ASTContext context)
         {
-            bool result = base.VisitTranslationUnit(unit);
+            bool result = base.VisitASTContext(context);
             foreach (var @interface in interfaces.Where(i => !(i is ClassTemplateSpecialization)))
             {
                 int index = @interface.Namespace.Declarations.IndexOf(@interface.OriginalClass);

tests/CSharp/AnotherUnit.cpp

@@ -1,9 +1,47 @@
 #include "AnotherUnit.h"
 
+void SecondaryBase::VirtualMember()
+{
+}
+
+int SecondaryBase::property()
+{
+    return 0;
+}
+
+void SecondaryBase::setProperty(int value)
+{
+}
+
+void SecondaryBase::function(bool* ok)
+{
+}
+
+void SecondaryBase::protectedFunction()
+{
+}
+
+int SecondaryBase::protectedProperty()
+{
+    return 0;
+}
+
+void SecondaryBase::setProtectedProperty(int value)
+{
+}
+
 void functionInAnotherUnit()
 {
 }
 
+MultipleInheritance::MultipleInheritance()
+{
+}
+
+MultipleInheritance::~MultipleInheritance()
+{
+}
+
 namespace HasFreeConstant
 {
     extern const int DLL_API FREE_CONSTANT_IN_NAMESPACE = 5;

tests/CSharp/AnotherUnit.h

@@ -3,6 +3,32 @@
 
 #pragma once
 
+class DLL_API SecondaryBase
+{
+public:
+    enum Property
+    {
+        P1,
+        P2
+    };
+    enum Function
+    {
+        M1,
+        M2
+    };
+
+    virtual void VirtualMember();
+    int property();
+    void setProperty(int value);
+    void function(bool* ok = 0);
+    typedef void HasPointerToEnum(Property* pointerToEnum);
+    HasPointerToEnum* hasPointerToEnum;
+protected:
+    void protectedFunction();
+    int protectedProperty();
+    void setProtectedProperty(int value);
+};
+
 void DLL_API functionInAnotherUnit();
 
 struct DLL_API ForwardDeclaredStruct;
@@ -19,6 +45,13 @@ class ForwardInOtherUnitButSameModule
 {
 };
 
+class DLL_API MultipleInheritance : ForwardInOtherUnitButSameModule, SecondaryBase
+{
+public:
+    MultipleInheritance();
+    ~MultipleInheritance();
+};
+
 namespace HasFreeConstant
 {
     extern const int DLL_API FREE_CONSTANT_IN_NAMESPACE;

tests/CSharp/CSharp.Tests.cs

@@ -23,6 +23,7 @@ public unsafe class CSharpTests : GeneratorTestFixture
 #pragma warning disable 0219 // warning CS0219: The variable `foo' is assigned but its value is never used
 
         ALLCAPS_UNDERSCORES a;
+        new MultipleInheritance().Dispose();
         using (var testRenaming = new TestRenaming())
         {
             testRenaming.name();

tests/CSharp/CSharp.cpp

@@ -839,36 +839,6 @@ HasVirtualDtor1* CallDtorVirtually::getHasVirtualDtor1(HasVirtualDtor1* returned
     return returned;
 }
 
-void SecondaryBase::VirtualMember()
-{
-}
-
-int SecondaryBase::property()
-{
-    return 0;
-}
-
-void SecondaryBase::setProperty(int value)
-{
-}
-
-void SecondaryBase::function(bool* ok)
-{
-}
-
-void SecondaryBase::protectedFunction()
-{
-}
-
-int SecondaryBase::protectedProperty()
-{
-    return 0;
-}
-
-void SecondaryBase::setProtectedProperty(int value)
-{
-}
-
 TestOverrideFromSecondaryBase::TestOverrideFromSecondaryBase()
 {
 }

tests/CSharp/CSharp.h

@@ -684,32 +684,6 @@ protected:
     } u;
 };
 
-class DLL_API SecondaryBase
-{
-public:
-    enum Property
-    {
-        P1,
-        P2
-    };
-    enum Function
-    {
-        M1,
-        M2
-    };
-
-    virtual void VirtualMember();
-    int property();
-    void setProperty(int value);
-    void function(bool* ok = 0);
-    typedef void HasPointerToEnum(Property* pointerToEnum);
-    HasPointerToEnum* hasPointerToEnum;
-protected:
-    void protectedFunction();
-    int protectedProperty();
-    void setProtectedProperty(int value);
-};
-
 class DLL_API TestOverrideFromSecondaryBase : public Foo, public SecondaryBase
 {
 public: