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"tests bridging python implementations of UNO objects"
import unittest
import uno
import unohelper
import os
import sys

from com.sun.star.io import XOutputStream, XInputStream, typeOfXOutputStream, typeOfXInputStream
from com.sun.star.lang import XTypeProvider, typeOfXTypeProvider, XEventListener
from com.sun.star.uno import XCurrentContext

class SequenceOutputStream( unohelper.Base, XOutputStream ):
      def __init__( self ):
          self.s = uno.ByteSequence("")
          self.closed = 0

      def closeOutput(self):
          self.closed = 1

      def writeBytes( self, seq ):
          self.s = self.s + seq

      def flush( self ):
          pass

      def getSequence( self ):
          return self.s


class SequenceInputStream( XInputStream, unohelper.Base ):
      def __init__( self, seq ):
          self.s = seq
          self.nIndex = 0
          self.closed = 0

      def closeInput( self):
          self.closed = 1
          self.s = None

      def skipBytes( self, nByteCount ):
          if( nByteCount + self.nIndex > len(self.s) ):
              nByteCount = len(self.s) - self.nIndex
          self.nIndex += nByteCount

      def readBytes( self, retSeq, nByteCount ):
          nRet = 0
          if( self.nIndex + nByteCount > len(self.s) ):
              nRet = len(self.s) - self.nIndex
          else:
              nRet = nByteCount
          retSeq = uno.ByteSequence(self.s.value[self.nIndex : self.nIndex + nRet ])
          self.nIndex = self.nIndex + nRet
          return nRet, retSeq

      def readSomeBytes( self, retSeq , nByteCount ):
          #as we never block !
          return readBytes( retSeq, nByteCount )

      def available( self ):
          return len( self.s ) - self.nIndex

class SequenceInputStream2( SequenceInputStream ):
      def __init__( self, seq ):
            SequenceInputStream.__init__( self, seq )

class TestCase(unittest.TestCase):
      def __init__(self,method,ctx):
          unittest.TestCase.__init__(self,method)
          self.ctx = ctx

      def setUp(self):
          self.tobj = self.ctx.ServiceManager.createInstanceWithContext( \
                           "com.sun.star.test.bridge.CppTestObject",self.ctx)
          self.pipe = self.ctx.ServiceManager.createInstanceWithContext( \
                           "com.sun.star.io.Pipe" , self.ctx )

      def testStandard( self ):
          dataOut = self.ctx.ServiceManager.createInstanceWithContext( \
                        "com.sun.star.io.DataOutputStream", self.ctx )
          streamOut = SequenceOutputStream()
          dataOut.setOutputStream( streamOut )
          dataOut.writeShort( 42 )
          dataOut.writeLong( 43 )
          dataOut.closeOutput()

          dataInput = self.ctx.ServiceManager.createInstanceWithContext( \
                   "com.sun.star.io.DataInputStream", self.ctx )

          dataInput.setInputStream( SequenceInputStream2( streamOut.getSequence() ) )

          self.failUnless( 42 == dataInput.readShort() )
          self.failUnless( 43 == dataInput.readLong() )
          self.failUnless( self.tobj.transportAny( streamOut ) == streamOut )


class NullDevice:
      def write( self, string ):
            pass


class EventListener( unohelper.Base, XEventListener ):
    def __init__( self ):
        self.disposingCalled = False

    def disposing( self , eventObject ):
        self.disposingCalled = True

class TestHelperCase( unittest.TestCase ):

      def __init__(self,method):
            unittest.TestCase.__init__(self,method)

      def testUrlHelper( self ):
            systemPath = os.getcwd()
            if systemPath.startswith( "/" ):
                  self.failUnless( "/tmp" == unohelper.fileUrlToSystemPath( "file:///tmp" ) )
                  self.failUnless( "file:///tmp" == unohelper.systemPathToFileUrl( "/tmp" ))
            else:
                  self.failUnless( "c:\\temp" == unohelper.fileUrlToSystemPath( "file:///c:/temp" ) )
                  self.failUnless( "file:///c:/temp" == unohelper.systemPathToFileUrl( "c:\\temp" ) )

            systemPath = unohelper.systemPathToFileUrl( systemPath )
            self.failUnless( systemPath + "/a" == unohelper.absolutize( systemPath, "a" ) )
      def testInspect( self ):
            dev = NullDevice()
#            dev = sys.stdout
            unohelper.inspect( uno.getComponentContext() , dev )
            unohelper.inspect( uno.getComponentContext().ServiceManager , dev )
            unohelper.inspect( uno.getTypeByName( "com.sun.star.lang.XComponent" ) , dev )

      def testListener( self ):
            smgr = uno.getComponentContext().ServiceManager.createInstance(
                  "com.sun.star.lang.ServiceManager" )

            # check, whether listeners
            listener = EventListener()
            smgr.addEventListener( listener )
            smgr.dispose()
            self.failUnless( listener.disposingCalled )

            # check, whether listeners can be removed
            smgr = uno.getComponentContext().ServiceManager.createInstance(
                  "com.sun.star.lang.ServiceManager" )
            listener = EventListener()
            smgr.addEventListener( listener )
            smgr.removeEventListener( listener )
            smgr.dispose()
            self.failUnless( not listener.disposingCalled )

      def testCurrentContext( self ):
            oldContext = uno.getCurrentContext()
            try:
                  uno.setCurrentContext(
                        unohelper.CurrentContext( oldContext,{"My42":42}) )
                  self.failUnless( 42 == uno.getCurrentContext().getValueByName( "My42" ) )
                  self.failUnless( None == uno.getCurrentContext().getValueByName( "My43" ) )
            finally:
                  uno.setCurrentContext( oldContext )


def suite( ctx ):
    suite = unittest.TestSuite()
    suite.addTest(TestCase("testStandard",ctx))
    suite.addTest(TestHelperCase( "testUrlHelper" ))
    suite.addTest(TestHelperCase( "testInspect" ))
    suite.addTest(TestHelperCase( "testListener" ) )
    suite.addTest(TestHelperCase( "testCurrentContext" ) )
    return suite