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"""Test aspects of lldb commands on universal binaries."""
import os, time
import unittest2
import lldb
from lldbtest import *
class UniversalTestCase(TestBase):
mydir = os.path.join("macosx", "universal")
def setUp(self):
# Call super's setUp().
TestBase.setUp(self)
# Find the line number to break inside main().
self.line = line_number('main.c', '// Set break point at this line.')
# rdar://problem/8972204 AddressByteSize of 32-bit process should be 4, got 8 instead.
@unittest2.skipUnless(sys.platform.startswith("darwin") and os.uname()[4]=='i386',
"requires Darwin & i386")
def test_process_launch_for_universal(self):
"""Test process launch of a universal binary."""
# Invoke the default build rule.
self.buildDefault()
# Note that "testit" is a universal binary.
exe = os.path.join(os.getcwd(), "testit")
# By default, x86_64 is assumed if no architecture is specified.
self.expect("file " + exe, CURRENT_EXECUTABLE_SET,
startstr = "Current executable set to ",
substrs = ["testit' (x86_64)."])
# Break inside the main.
self.expect("breakpoint set -f main.c -l %d" % self.line,
BREAKPOINT_CREATED,
startstr = "Breakpoint created: 1: file ='main.c', line = %d, locations = 1" %
self.line)
# We should be able to launch the x86_64 executable.
self.runCmd("run", RUN_SUCCEEDED)
# Check whether we have a 64-bit process launched.
target = self.dbg.GetSelectedTarget()
process = target.GetProcess()
self.assertTrue(target.IsValid() and process.IsValid() and
self.invoke(process, 'GetAddressByteSize') == 8,
"64-bit process launched")
self.runCmd("continue")
# Now specify i386 as the architecture for "testit".
self.expect("file " + exe + " -a i386", CURRENT_EXECUTABLE_SET,
startstr = "Current executable set to ",
substrs = ["testit' (i386)."])
# Break inside the main.
self.expect("breakpoint set -f main.c -l %d" % self.line,
BREAKPOINT_CREATED,
startstr = "Breakpoint created: 1: file ='main.c', line = %d, locations = 1" %
self.line)
# We should be able to launch the i386 executable as well.
self.runCmd("run", RUN_SUCCEEDED)
# Check whether we have a 32-bit process launched.
target = self.dbg.GetSelectedTarget()
process = target.GetProcess()
self.assertTrue(target.IsValid() and process.IsValid(),
"32-bit process launched")
pointerSize = self.invoke(process, 'GetAddressByteSize')
self.assertTrue(pointerSize == 4,
"AddressByteSize of 32-bit process should be 4, got %d instead." % pointerSize)
self.runCmd("continue")
if __name__ == '__main__':
import atexit
lldb.SBDebugger.Initialize()
atexit.register(lambda: lldb.SBDebugger.Terminate())
unittest2.main()
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