/// <summary>
///passing SH subclass parameters to unmanaged code in various combinations and forms;
///it uses the PInvoke signatures defined above it
///1- passing SH subclass parameters individually in separate methods (In, out, ref)
///2- passing SH subclass parameters in combination in the same method
/// </summary>
public static void RunSHParamTests()
{
Console.WriteLine("SHParam_In");
SafeFileHandle hnd = Helper.NewSFH(); //get a new SH
Int32 hndInt32 = Helper.SHInt32(hnd); //get the 32-bit value associated with hnd
Assert.IsTrue(SHParam_In(hnd, hndInt32), "SHParam_In did not receive hnd as expected");
Assert.IsTrue(!Helper.IsChanged(hnd), "SHParam_In did not return hnd as expected.");
Console.WriteLine("SHParam_Out");
SFH_NoCloseHandle hndout;
SHParam_Out(out hndout);
Assert.IsTrue(Helper.IsChanged(hndout), "SHParam_Out did not return hndout as expected. hndout = " + Helper.SHInt32(hndout));
Console.WriteLine("SHParam_OutRetVal");
hndout = null;
hndout = SHParam_OutRetVal();
Assert.IsTrue(Helper.IsChanged(hndout), "SHParam_OutRetVal did not return hndout as expected.");
Console.WriteLine("SHParam_Ref");
hndout = Helper.NewSFH_NoCloseHandle(); //get a new value
hndInt32 = Helper.SHInt32(hndout);
Assert.IsTrue(SHParam_Ref(ref hndout, hndInt32), "SHParam_Ref did not receive hndout as expected");
Assert.IsTrue(Helper.IsChanged(hndout), "SHParam_Ref did not return hndout as expected.");
Console.WriteLine("SHParam_Multiple");
SafeFileHandle hnd1 = Helper.NewSFH();
Int32 hnd1Int32 = Helper.SHInt32(hnd1); //get the 32-bit value associated with hnd1
SFH_NoCloseHandle hnd2 = null; //out parameter
SFH_NoCloseHandle hnd3 = Helper.NewSFH_NoCloseHandle();
Int32 hnd3Int32 = Helper.SHInt32(hnd3); //get the 32-bit value associated with hnd3
Assert.IsTrue(SHParam_Multiple(hnd1, out hnd2, ref hnd3, hnd1Int32, hnd3Int32), "SHParam_Multiple did not receive parameter(s) as expected.");
Assert.IsTrue(Helper.IsChanged(hnd2), "HParam_Multiple did not return hnd2 as expected.");
Assert.IsTrue(Helper.IsChanged(hnd3), "HParam_Multiple did not return hnd3 as expected.");
}
/// <summary>
///passing SH subclass parameters to unmanaged code in various combinations and forms;
///it uses the PInvoke signatures defined above it
///1- passing SH subclass parameters individually in separate methods (In, out, ref)
///2- passing SH subclass parameters in combination in the same method
/// </summary>
public static void RunSHParamTests()
{
Console.WriteLine("\nRunSHParamTests():");
///1- passing SH subclass parameters individually in separate methods (In, out, ref)
//get a new SH
SafeFileHandle hnd = Helper.NewSFH();
Int32 hndInt32 = Helper.SHInt32(hnd); //get the 32-bit value associated with hnd
Console.WriteLine("Testing SHParam_In...");
SHParam_In(hnd, hndInt32);
CheckCleanUp(hnd);
SFH_NoCloseHandle hndout = Helper.NewSFH_NoCloseHandle(); //get a new value
SafeHandle hnd_ref_backup = hndout;
hndInt32 = Helper.SHInt32(hndout);
Console.WriteLine("Testing SHParam_Ref...");
SHParam_Ref(ref hndout, hndInt32);
CheckCleanUp(hnd_ref_backup);
///2- passing SH subclass parameters in combination in the same method
//initialize parameters
SafeFileHandle hnd1 = Helper.NewSFH();
Int32 hnd1Int32 = Helper.SHInt32(hnd1); //get the 32-bit value associated with hnd1
SFH_NoCloseHandle hnd2 = null; //out parameter
SFH_NoCloseHandle hnd3 = Helper.NewSFH_NoCloseHandle();
SafeHandle hnd3_ref_backup = hnd3;
Int32 hnd3Int32 = Helper.SHInt32(hnd3); //get the 32-bit value associated with hnd3
Console.WriteLine("Testing SHParam_Multiple...");
SHParam_Multiple(hnd1, out hnd2, ref hnd3, hnd1Int32, hnd3Int32);
CheckCleanUp(hnd1);
CheckCleanUp(hnd2);
CheckCleanUp(hnd3_ref_backup);
}
public static extern bool SHMixedParam1(SafeHandle sh1, out SFH_NoCloseHandle sh2, ref ChildSFH_NoCloseHandle sh3, StructWithBaseSHFld s1,
StructWithSHFld s2, ref StructWithChildSHFld s3, Int32 sh1Value, Int32 sh3Value, Int32 s1fldValue, Int32 s2fldValue, Int32 s3fldValue);
public static extern bool SHParam_Multiple([In] SafeFileHandle sh1, out SFH_NoCloseHandle sh2, ref SFH_NoCloseHandle sh3, Int32 sh1Value, Int32 sh3Value);
public static extern bool SHParam_Ref(ref SFH_NoCloseHandle sh1, Int32 sh1Value);
public static extern bool SHParam_Out(out SFH_NoCloseHandle sh1);
