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"""
Test lldb_iter/smart_iter() which returns an iterator object for lldb container
objects.
"""
import os, time
import re
import unittest2
import lldb
from lldbtest import *
class LLDBIteratorTestCase(TestBase):
mydir = "python_api/lldbutil"
def setUp(self):
# Call super's setUp().
TestBase.setUp(self)
# Find the line numbers to break inside main().
self.line1 = line_number('main.cpp', '// Set break point at this line.')
self.line2 = line_number('main.cpp', '// And that line.')
def test_lldb_iter_1(self):
"""Test module_iter works correctly for SBTarget -> SBModule."""
self.buildDefault()
self.lldb_iter_1()
def test_lldb_iter_2(self):
"""Test breakpoint_iter works correctly for SBTarget -> SBBreakpoint."""
self.buildDefault()
self.lldb_iter_2()
def test_lldb_iter_3(self):
"""Test iterator works correctly for SBProcess->SBThread->SBFrame."""
self.buildDefault()
self.lldb_iter_3()
def lldb_iter_1(self):
exe = os.path.join(os.getcwd(), "a.out")
target = self.dbg.CreateTarget(exe)
self.assertTrue(target.IsValid(), VALID_TARGET)
breakpoint = target.BreakpointCreateByLocation("main.cpp", self.line1)
self.assertTrue(breakpoint.IsValid(), VALID_BREAKPOINT)
# Now launch the process, and do not stop at entry point.
rc = lldb.SBError()
self.process = target.Launch (self.dbg.GetListener(), None, None, os.ctermid(), os.ctermid(), os.ctermid(), None, 0, False, rc)
if not rc.Success() or not self.process.IsValid():
self.fail("SBTarget.LaunchProcess() failed")
from lldbutil import get_description
yours = []
for i in range(target.GetNumModules()):
yours.append(target.GetModuleAtIndex(i))
mine = []
for m in target.module_iter():
mine.append(m)
self.assertTrue(len(yours) == len(mine))
for i in range(len(yours)):
if self.TraceOn():
print "yours[%d]='%s'" % (i, get_description(yours[i]))
print "mine[%d]='%s'" % (i, get_description(mine[i]))
self.assertTrue(yours[i].GetUUIDString() == mine[i].GetUUIDString(),
"UUID of yours[{0}] and mine[{0}] matches".format(i))
def lldb_iter_2(self):
exe = os.path.join(os.getcwd(), "a.out")
target = self.dbg.CreateTarget(exe)
self.assertTrue(target.IsValid(), VALID_TARGET)
breakpoint = target.BreakpointCreateByLocation("main.cpp", self.line1)
self.assertTrue(breakpoint.IsValid(), VALID_BREAKPOINT)
breakpoint = target.BreakpointCreateByLocation("main.cpp", self.line2)
self.assertTrue(breakpoint.IsValid(), VALID_BREAKPOINT)
self.assertTrue(target.GetNumBreakpoints() == 2)
from lldbutil import get_description
yours = []
for i in range(target.GetNumBreakpoints()):
yours.append(target.GetBreakpointAtIndex(i))
mine = []
for m in target.breakpoint_iter():
mine.append(m)
self.assertTrue(len(yours) == len(mine))
for i in range(len(yours)):
if self.TraceOn():
print "yours[%d]='%s'" % (i, get_description(yours[i]))
print "mine[%d]='%s'" % (i, get_description(mine[i]))
self.assertTrue(yours[i].GetID() == mine[i].GetID(),
"ID of yours[{0}] and mine[{0}] matches".format(i))
def lldb_iter_3(self):
exe = os.path.join(os.getcwd(), "a.out")
target = self.dbg.CreateTarget(exe)
self.assertTrue(target.IsValid(), VALID_TARGET)
breakpoint = target.BreakpointCreateByLocation("main.cpp", self.line1)
self.assertTrue(breakpoint.IsValid(), VALID_BREAKPOINT)
# Now launch the process, and do not stop at entry point.
rc = lldb.SBError()
self.process = target.Launch (self.dbg.GetListener(), None, None, os.ctermid(), os.ctermid(), os.ctermid(), None, 0, False, rc)
if not rc.Success() or not self.process.IsValid():
self.fail("SBTarget.LaunchProcess() failed")
from lldbutil import print_stacktrace
stopped_due_to_breakpoint = False
for thread in self.process:
if self.TraceOn():
print_stacktrace(thread)
ID = thread.GetThreadID()
if thread.GetStopReason() == lldb.eStopReasonBreakpoint:
stopped_due_to_breakpoint = True
for frame in thread:
self.assertTrue(frame.GetThread().GetThreadID() == ID)
if self.TraceOn():
print frame
self.assertTrue(stopped_due_to_breakpoint)
if __name__ == '__main__':
import atexit
lldb.SBDebugger.Initialize()
atexit.register(lambda: lldb.SBDebugger.Terminate())
unittest2.main()
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