87 lines
3.0 KiB
Python
87 lines
3.0 KiB
Python
# Copyright (c) 2000-2001 ActiveState Tool Corporation.
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# See the file LICENSE.txt for licensing information.
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import xpcom
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from xpcom import _xpcom, components, COMException, ServerException, nsError
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from StringIO import StringIO
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test_data = "abcdefeghijklmnopqrstuvwxyz"
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class koTestSimpleStreamBase:
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_com_interfaces_ = [components.interfaces.nsIInputStream]
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# We avoid registering this object - see comments in get_test_inout_? below.
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def __init__(self):
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self.data=StringIO(test_data)
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def close( self ):
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pass
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def available( self ):
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return self.data.len-self.data.pos
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def readStr( self, amount):
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return self.data.read(amount)
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read=readStr
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def get_observer( self ):
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raise ServerException(nsError.NS_ERROR_NOT_IMPLEMENTED)
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def set_observer( self, param0 ):
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raise ServerException(nsError.NS_ERROR_NOT_IMPLEMENTED)
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# This class has "nonBlocking" as an attribute.
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class koTestSimpleStream1(koTestSimpleStreamBase):
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nonBlocking=0
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# This class has "nonBlocking" as getter/setters.
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class koTestSimpleStream2(koTestSimpleStreamBase):
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def __init__(self):
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koTestSimpleStreamBase.__init__(self)
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self.isNonBlocking = 0
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def get_nonBlocking(self):
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return self.isNonBlocking
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def get_test_input_1():
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# We use a couple of internal hacks here that mean we can avoid having the object
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# registered. This code means that we are still working over the xpcom boundaries, tho
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# (and the point of this test is not the registration, etc).
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import xpcom.server, xpcom.client
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ob = xpcom.server.WrapObject( koTestSimpleStream1(), _xpcom.IID_nsISupports)
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ob = xpcom.client.Component(ob, components.interfaces.nsIInputStream)
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return ob
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def get_test_input_2():
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# We use a couple of internal hacks here that mean we can avoid having the object
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# registered. This code means that we are still working over the xpcom boundaries, tho
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# (and the point of this test is not the registration, etc).
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import xpcom.server, xpcom.client
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ob = xpcom.server.WrapObject( koTestSimpleStream2(), _xpcom.IID_nsISupports)
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ob = xpcom.client.Component(ob, components.interfaces.nsIInputStream)
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return ob
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def test_input(myStream):
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if myStream.read(5) != test_data[:5]:
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raise "Read the wrong data!"
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if myStream.read(0) != '':
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raise "Read the wrong emtpy data!"
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if myStream.read(5) != test_data[5:10]:
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raise "Read the wrong data after an empty read!"
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if myStream.read(-1) != test_data[10:]:
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raise "Couldnt read the rest of the data"
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if myStream.nonBlocking:
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raise "Expected default to be blocking"
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try:
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myStream.observer = None
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raise "Shouldnt get here!"
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except COMException, details:
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if details.errno != nsError.NS_ERROR_NOT_IMPLEMENTED:
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raise "Unexpected COM exception: %s (%r)" % (details, details)
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if __name__=='__main__':
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test_input( get_test_input_1() )
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test_input( get_test_input_2() )
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print "The stream tests worked!"
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