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# $Id: mod_call.py 2078 2008-06-27 21:12:12Z nanang $
import time
import imp
import sys
import inc_const as const
from inc_cfg import *
# Load configuration
cfg_file = imp.load_source("cfg_file", ARGS[1])
# Check media flow between ua1 and ua2
def check_media(ua1, ua2):
ua1.send("#")
ua1.expect("#")
ua1.send("1122")
ua2.expect(const.RX_DTMF + "1")
ua2.expect(const.RX_DTMF + "1")
ua2.expect(const.RX_DTMF + "2")
ua2.expect(const.RX_DTMF + "2")
# Test body function
def test_func(t):
callee = t.process[0]
caller = t.process[1]
# if have_reg then wait for couple of seconds for PUBLISH
# to complete (just in case pUBLISH is used)
if callee.inst_param.have_reg:
time.sleep(1)
if caller.inst_param.have_reg:
time.sleep(1)
# Caller making call
caller.send("m")
caller.send(t.inst_params[0].uri)
caller.expect(const.STATE_CALLING)
# Callee waits for call and answers with 180/Ringing
time.sleep(0.2)
callee.expect(const.EVENT_INCOMING_CALL)
callee.send("a")
callee.send("180")
callee.expect("SIP/2.0 180")
caller.expect("SIP/2.0 180")
# Synchronize stdout
caller.sync_stdout()
callee.sync_stdout()
# Callee answers with 200/OK
callee.send("a")
callee.send("200")
# Wait until call is connected in both endpoints
time.sleep(0.2)
caller.expect(const.STATE_CONFIRMED)
callee.expect(const.STATE_CONFIRMED)
# Synchronize stdout
caller.sync_stdout()
callee.sync_stdout()
time.sleep(0.1)
caller.sync_stdout()
callee.sync_stdout()
# Test that media is okay
time.sleep(0.3)
check_media(caller, callee)
check_media(callee, caller)
# Hold call by caller
caller.send("H")
caller.expect("INVITE sip:")
callee.expect("INVITE sip:")
caller.expect(const.MEDIA_HOLD)
callee.expect(const.MEDIA_HOLD)
# Synchronize stdout
caller.sync_stdout()
callee.sync_stdout()
# Release hold
time.sleep(0.5)
caller.send("v")
caller.expect("INVITE sip:")
callee.expect("INVITE sip:")
caller.expect(const.MEDIA_ACTIVE, title="waiting for media active after call hold")
callee.expect(const.MEDIA_ACTIVE, title="waiting for media active after call hold")
# Synchronize stdout
caller.sync_stdout()
callee.sync_stdout()
# Test that media is okay
check_media(caller, callee)
check_media(callee, caller)
# Synchronize stdout
caller.sync_stdout()
callee.sync_stdout()
# Hold call by callee
callee.send("H")
callee.expect("INVITE sip:")
caller.expect("INVITE sip:")
caller.expect(const.MEDIA_HOLD)
callee.expect(const.MEDIA_HOLD)
# Synchronize stdout
caller.sync_stdout()
callee.sync_stdout()
# Release hold
time.sleep(0.1)
callee.send("v")
callee.expect("INVITE sip:")
caller.expect("INVITE sip:")
callee.expect(const.MEDIA_ACTIVE, title="waiting for media active after call hold")
caller.expect(const.MEDIA_ACTIVE, title="waiting for media active after call hold")
# Synchronize stdout
caller.sync_stdout()
callee.sync_stdout()
# Test that media is okay
# Wait for some time for ICE negotiation
time.sleep(0.6)
check_media(caller, callee)
check_media(callee, caller)
# Synchronize stdout
caller.sync_stdout()
callee.sync_stdout()
# UPDATE (by caller)
caller.send("U")
#caller.sync_stdout()
callee.expect(const.MEDIA_ACTIVE, title="waiting for media active with UPDATE")
caller.expect(const.MEDIA_ACTIVE, title="waiting for media active with UPDATE")
# Synchronize stdout
caller.sync_stdout()
callee.sync_stdout()
# Test that media is okay
time.sleep(0.1)
check_media(caller, callee)
check_media(callee, caller)
# UPDATE (by callee)
callee.send("U")
callee.expect("UPDATE sip:")
caller.expect("UPDATE sip:")
caller.expect(const.MEDIA_ACTIVE, title="waiting for media active with UPDATE")
callee.expect(const.MEDIA_ACTIVE, title="waiting for media active with UPDATE")
# Synchronize stdout
caller.sync_stdout()
callee.sync_stdout()
# Test that media is okay
time.sleep(0.1)
check_media(caller, callee)
check_media(callee, caller)
# Synchronize stdout
caller.sync_stdout()
callee.sync_stdout()
# Set codecs in both caller and callee so that there is
# no common codec between them.
# In caller we only enable PCMU, in callee we only enable PCMA
caller.send("Cp")
caller.expect("Enter codec")
caller.send("* 0")
caller.send("Cp")
caller.expect("Enter codec")
caller.send("pcmu 120")
callee.send("Cp")
callee.expect("Enter codec")
callee.send("* 0")
callee.send("Cp")
callee.expect("Enter codec")
callee.send("pcma 120")
# Test when UPDATE fails (by callee)
callee.send("U")
caller.expect("SIP/2.0 488")
callee.expect("SIP/2.0 488")
callee.sync_stdout()
caller.sync_stdout()
# Test that media is still okay
time.sleep(0.1)
check_media(caller, callee)
check_media(callee, caller)
# Test when UPDATE fails (by caller)
caller.send("U")
caller.expect("UPDATE sip:")
callee.expect("UPDATE sip:")
callee.expect("SIP/2.0 488")
caller.expect("SIP/2.0 488")
caller.sync_stdout()
callee.sync_stdout()
# Test that media is still okay
time.sleep(0.1)
check_media(callee, caller)
check_media(caller, callee)
# Hangup call
time.sleep(0.1)
caller.send("h")
# Wait until calls are cleared in both endpoints
caller.expect(const.STATE_DISCONNECTED)
callee.expect(const.STATE_DISCONNECTED)
# Here where it all comes together
test = cfg_file.test_param
test.test_func = test_func
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