mcs/class/Microsoft.VisualBasic/Test/standalone/6994.vb

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  22
  23
  24 Imports Microsoft.VisualBasic
  25
  26 Public Class TestClass
  27     Public Function Test() As String
  28
  29         ' MSDN: With files opened for Binary access,
  30         ' an attempt to read through the file using the Input function until
  31         ' EOF returns True generates an error.
  32         ' GHT: This behaviour is not reproducable
  33         Dim c1 As Char
  34         Dim fn As Integer
  35
  36         '// make sure all files are closed
  37         Microsoft.VisualBasic.FileSystem.Reset()
  38
  39         '// create a file for the test
  40         Dim SourceFile As String
  41         Dim DestinationFile As String
  42         SourceFile = System.IO.Directory.GetCurrentDirectory() + "\data\textfile.txt"
  43         DestinationFile = System.IO.Directory.GetCurrentDirectory() + "\data\6994.txt"
  44         Dim f As System.IO.FileInfo = New System.IO.FileInfo(DestinationFile)
  45         If (f.Exists) Then
  46             Kill(DestinationFile)
  47         End If
  48         FileCopy(SourceFile, DestinationFile)
  49
  50         fn = FreeFile()
  51         FileOpen(fn, DestinationFile, OpenMode.Binary)
  52         Do While Not EOF(fn)
  53             Input(fn, c1)
  54         Loop
  55         FileClose(fn)
  56
  57         Return c1
  58     End Function
  59 End Class