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#------------------------------------------------------------------------------
# Copyright 2017, Oracle and/or its affiliates. All rights reserved.
#------------------------------------------------------------------------------
"""Module for testing AQ objects."""
import cx_Oracle
import decimal
import threading
class TestAQ(BaseTestCase):
bookData = [
("Wings of Fire", "A.P.J. Abdul Kalam",
decimal.Decimal("15.75")),
("The Story of My Life", "Hellen Keller",
decimal.Decimal("10.50")),
("The Chronicles of Narnia", "C.S. Lewis",
decimal.Decimal("25.25"))
]
def __deqInThread(self, results):
connection = self.getConnection()
booksType = connection.gettype("UDT_BOOK")
book = booksType.newobject()
options = connection.deqoptions()
options.wait = 10
props = connection.msgproperties()
if connection.deq("BOOKS", options, props, book):
results.append((book.TITLE, book.AUTHORS, book.PRICE))
connection.commit()
def __verifyAttribute(self, obj, attrName, value):
setattr(obj, attrName, value)
self.assertEqual(getattr(obj, attrName), value)
def testDeqEmpty(self):
"test dequeuing an empty queue"
booksType = self.connection.gettype("UDT_BOOK")
book = booksType.newobject()
options = self.connection.deqoptions()
options.wait = cx_Oracle.DEQ_NO_WAIT
props = self.connection.msgproperties()
messageId = self.connection.deq("BOOKS", options, props, book)
self.assertEqual(messageId, None)
def testDeqEnq(self):
"test enqueuing and dequeuing multiple messages"
booksType = self.connection.gettype("UDT_BOOK")
options = self.connection.enqoptions()
props = self.connection.msgproperties()
for title, authors, price in self.bookData:
book = booksType.newobject()
book.TITLE = title
book.AUTHORS = authors
book.PRICE = price
self.connection.enq("BOOKS", options, props, book)
options = self.connection.deqoptions()
options.navigation = cx_Oracle.DEQ_FIRST_MSG
options.wait = cx_Oracle.DEQ_NO_WAIT
results = []
while self.connection.deq("BOOKS", options, props, book):
row = (book.TITLE, book.AUTHORS, book.PRICE)
results.append(row)
self.connection.commit()
self.assertEqual(results, self.bookData)
def testDeqModeRemoveNoData(self):
"test dequeuing with DEQ_REMOVE_NODATA option"
booksType = self.connection.gettype("UDT_BOOK")
book = booksType.newobject()
title, authors, price = self.bookData[1]
book.TITLE = title
book.AUTHORS = authors
book.PRICE = price
options = self.connection.enqoptions()
props = self.connection.msgproperties()
self.connection.enq("BOOKS", options, props, book)
options = self.connection.deqoptions()
options.navigation = cx_Oracle.DEQ_FIRST_MSG
options.wait = cx_Oracle.DEQ_NO_WAIT
options.mode = cx_Oracle.DEQ_REMOVE_NODATA
book = booksType.newobject()
messageId = self.connection.deq("BOOKS", options, props, book)
self.connection.commit()
self.assertTrue(messageId is not None)
self.assertEqual(book.TITLE, "")
def testDeqOptions(self):
"test getting/setting dequeue options attributes"
options = self.connection.deqoptions()
self.__verifyAttribute(options, "condition", "TEST_CONDITION")
self.__verifyAttribute(options, "consumername", "TEST_CONSUMERNAME")
self.__verifyAttribute(options, "correlation", "TEST_CORRELATION")
self.__verifyAttribute(options, "mode", cx_Oracle.DEQ_LOCKED)
self.__verifyAttribute(options, "navigation",
cx_Oracle.DEQ_NEXT_TRANSACTION)
self.__verifyAttribute(options, "transformation",
"TEST_TRANSFORMATION")
self.__verifyAttribute(options, "visibility", cx_Oracle.ENQ_IMMEDIATE)
self.__verifyAttribute(options, "wait", 1287)
self.__verifyAttribute(options, "msgid", b'mID')
def testDeqWithWait(self):
"test waiting for dequeue"
results = []
thread = threading.Thread(target = self.__deqInThread,
args = (results,))
thread.start()
booksType = self.connection.gettype("UDT_BOOK")
book = booksType.newobject()
title, authors, price = self.bookData[0]
book.TITLE = title
book.AUTHORS = authors
book.PRICE = price
options = self.connection.enqoptions()
props = self.connection.msgproperties()
self.connection.enq("BOOKS", options, props, book)
self.connection.commit()
thread.join()
self.assertEqual(results, [(title, authors, price)])
def testEnqOptions(self):
"test getting/setting enqueue options attributes"
options = self.connection.enqoptions()
self.__verifyAttribute(options, "visibility", cx_Oracle.ENQ_IMMEDIATE)
def testErrorsForInvalidValues(self):
"test errors for invalid values for options"
booksType = self.connection.gettype("UDT_BOOK")
book = booksType.newobject()
options = self.connection.enqoptions()
props = self.connection.msgproperties()
self.assertRaises(TypeError, self.connection.deq, "BOOKS", options,
props, book)
options = self.connection.deqoptions()
self.assertRaises(TypeError, self.connection.enq, "BOOKS", options,
props, book)
def testMsgProps(self):
"test getting/setting message properties attributes"
props = self.connection.msgproperties()
self.__verifyAttribute(props, "correlation", "TEST_CORRELATION")
self.__verifyAttribute(props, "delay", 60)
self.__verifyAttribute(props, "exceptionq", "TEST_EXCEPTIONQ")
self.__verifyAttribute(props, "expiration", 30)
self.assertEqual(props.attempts, 0)
self.__verifyAttribute(props, "priority", 1)
self.__verifyAttribute(props, "msgid", b'mID')
self.assertEqual(props.state, cx_Oracle.MSG_READY)
self.assertEqual(props.deliverymode, 0)
def testVisibilityModeCommit(self):
"test enqueue visibility option - ENQ_ON_COMMIT"
booksType = self.connection.gettype("UDT_BOOK")
book = booksType.newobject()
book.TITLE, book.AUTHORS, book.PRICE = self.bookData[0]
enqOptions = self.connection.enqoptions()
enqOptions.visibility = cx_Oracle.ENQ_ON_COMMIT
props = self.connection.msgproperties()
self.connection.enq("BOOKS", enqOptions, props, book)
otherConnection = self.getConnection()
deqOptions = otherConnection.deqoptions()
deqOptions.navigation = cx_Oracle.DEQ_FIRST_MSG
deqOptions.wait = cx_Oracle.DEQ_NO_WAIT
booksType = otherConnection.gettype("UDT_BOOK")
book = booksType.newobject()
props = otherConnection.msgproperties()
messageId = otherConnection.deq("BOOKS", deqOptions, props, book)
self.assertTrue(messageId is None)
def testVisibilityModeImmediate(self):
"test enqueue visibility option - ENQ_IMMEDIATE"
booksType = self.connection.gettype("UDT_BOOK")
book = booksType.newobject()
book.TITLE, book.AUTHORS, book.PRICE = self.bookData[0]
enqOptions = self.connection.enqoptions()
enqOptions.visibility = cx_Oracle.ENQ_IMMEDIATE
props = self.connection.msgproperties()
self.connection.enq("BOOKS", enqOptions, props, book)
otherConnection = self.getConnection()
deqOptions = otherConnection.deqoptions()
deqOptions.navigation = cx_Oracle.DEQ_FIRST_MSG
deqOptions.visibility = cx_Oracle.DEQ_ON_COMMIT
deqOptions.wait = cx_Oracle.DEQ_NO_WAIT
booksType = otherConnection.gettype("UDT_BOOK")
book = booksType.newobject()
props = otherConnection.msgproperties()
otherConnection.deq("BOOKS", deqOptions, props, book)
results = (book.TITLE, book.AUTHORS, book.PRICE)
otherConnection.commit()
self.assertEqual(results, self.bookData[0])
def testDeliveryModeSameBuffered(self):
"test enqueue/dequeue delivery modes identical - buffered"
booksType = self.connection.gettype("UDT_BOOK")
book = booksType.newobject()
book.TITLE, book.AUTHORS, book.PRICE = self.bookData[0]
enqOptions = self.connection.enqoptions()
enqOptions.deliverymode = cx_Oracle.MSG_BUFFERED
enqOptions.visibility = cx_Oracle.ENQ_IMMEDIATE
props = self.connection.msgproperties()
self.connection.enq("BOOKS", enqOptions, props, book)
otherConnection = self.getConnection()
deqOptions = otherConnection.deqoptions()
deqOptions.deliverymode = cx_Oracle.MSG_BUFFERED
deqOptions.navigation = cx_Oracle.DEQ_FIRST_MSG
deqOptions.visibility = cx_Oracle.DEQ_IMMEDIATE
deqOptions.wait = cx_Oracle.DEQ_NO_WAIT
booksType = otherConnection.gettype("UDT_BOOK")
book = booksType.newobject()
props = otherConnection.msgproperties()
otherConnection.deq("BOOKS", deqOptions, props, book)
results = (book.TITLE, book.AUTHORS, book.PRICE)
otherConnection.commit()
self.assertEqual(results, self.bookData[0])
def testDeliveryModeSamePersistent(self):
"test enqueue/dequeue delivery modes identical - persistent"
booksType = self.connection.gettype("UDT_BOOK")
book = booksType.newobject()
book.TITLE, book.AUTHORS, book.PRICE = self.bookData[0]
enqOptions = self.connection.enqoptions()
enqOptions.deliverymode = cx_Oracle.MSG_PERSISTENT
enqOptions.visibility = cx_Oracle.ENQ_IMMEDIATE
props = self.connection.msgproperties()
self.connection.enq("BOOKS", enqOptions, props, book)
otherConnection = self.getConnection()
deqOptions = otherConnection.deqoptions()
deqOptions.deliverymode = cx_Oracle.MSG_PERSISTENT
deqOptions.navigation = cx_Oracle.DEQ_FIRST_MSG
deqOptions.visibility = cx_Oracle.DEQ_IMMEDIATE
deqOptions.wait = cx_Oracle.DEQ_NO_WAIT
booksType = otherConnection.gettype("UDT_BOOK")
book = booksType.newobject()
props = otherConnection.msgproperties()
otherConnection.deq("BOOKS", deqOptions, props, book)
results = (book.TITLE, book.AUTHORS, book.PRICE)
otherConnection.commit()
self.assertEqual(results, self.bookData[0])
def testDeliveryModeSamePersistentBuffered(self):
"test enqueue/dequeue delivery modes identical - persistent/buffered"
booksType = self.connection.gettype("UDT_BOOK")
book = booksType.newobject()
book.TITLE, book.AUTHORS, book.PRICE = self.bookData[0]
enqOptions = self.connection.enqoptions()
enqOptions.deliverymode = cx_Oracle.MSG_PERSISTENT_OR_BUFFERED
enqOptions.visibility = cx_Oracle.ENQ_IMMEDIATE
props = self.connection.msgproperties()
self.connection.enq("BOOKS", enqOptions, props, book)
otherConnection = self.getConnection()
deqOptions = otherConnection.deqoptions()
deqOptions.deliverymode = cx_Oracle.MSG_PERSISTENT_OR_BUFFERED
deqOptions.navigation = cx_Oracle.DEQ_FIRST_MSG
deqOptions.visibility = cx_Oracle.DEQ_IMMEDIATE
deqOptions.wait = cx_Oracle.DEQ_NO_WAIT
booksType = otherConnection.gettype("UDT_BOOK")
book = booksType.newobject()
props = otherConnection.msgproperties()
otherConnection.deq("BOOKS", deqOptions, props, book)
results = (book.TITLE, book.AUTHORS, book.PRICE)
otherConnection.commit()
self.assertEqual(results, self.bookData[0])
def testDeliveryModeDifferent(self):
"test enqueue/dequeue delivery modes different"
booksType = self.connection.gettype("UDT_BOOK")
book = booksType.newobject()
book.TITLE, book.AUTHORS, book.PRICE = self.bookData[0]
enqOptions = self.connection.enqoptions()
enqOptions.deliverymode = cx_Oracle.MSG_BUFFERED
enqOptions.visibility = cx_Oracle.ENQ_IMMEDIATE
props = self.connection.msgproperties()
self.connection.enq("BOOKS", enqOptions, props, book)
otherConnection = self.getConnection()
deqOptions = otherConnection.deqoptions()
deqOptions.deliverymode = cx_Oracle.MSG_PERSISTENT
deqOptions.navigation = cx_Oracle.DEQ_FIRST_MSG
deqOptions.visibility = cx_Oracle.DEQ_IMMEDIATE
deqOptions.wait = cx_Oracle.DEQ_NO_WAIT
booksType = otherConnection.gettype("UDT_BOOK")
book = booksType.newobject()
props = otherConnection.msgproperties()
messageId = otherConnection.deq("BOOKS", deqOptions, props, book)
self.assertTrue(messageId is None)
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