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"""Test aspects of lldb commands on universal binaries."""
from __future__ import print_function
import unittest2
import os, time
import lldb
from lldbsuite.test.lldbtest import *
import lldbsuite.test.lldbutil as lldbutil
class UniversalTestCase(TestBase):
mydir = TestBase.compute_mydir(__file__)
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.')
@add_test_categories(['pyapi'])
@skipUnlessDarwin
@unittest2.skipUnless(hasattr(os, "uname") and os.uname()[4] in ['i386', 'x86_64'],
"requires i386 or x86_64")
def test_sbdebugger_create_target_with_file_and_target_triple(self):
"""Test the SBDebugger.CreateTargetWithFileAndTargetTriple() API."""
# Invoke the default build rule.
self.build()
# Note that "testit" is a universal binary.
exe = os.path.join(os.getcwd(), "testit")
# Create a target by the debugger.
target = self.dbg.CreateTargetWithFileAndTargetTriple(exe, "i386-apple-macosx")
self.assertTrue(target, VALID_TARGET)
# Now launch the process, and do not stop at entry point.
process = target.LaunchSimple (None, None, self.get_process_working_directory())
self.assertTrue(process, PROCESS_IS_VALID)
@skipUnlessDarwin
@unittest2.skipUnless(hasattr(os, "uname") and os.uname()[4] in ['i386', 'x86_64'],
"requires i386 or x86_64")
def test_process_launch_for_universal(self):
"""Test process launch of a universal binary."""
from lldbsuite.test.lldbutil import print_registers
# Invoke the default build rule.
self.build()
# 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.
lldbutil.run_break_set_by_file_and_line (self, "main.c", self.line, num_expected_locations=1, loc_exact=True)
# 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 and process and
self.invoke(process, 'GetAddressByteSize') == 8,
"64-bit process launched")
frame = process.GetThreadAtIndex(0).GetFrameAtIndex(0)
registers = print_registers(frame, string_buffer=True)
self.expect(registers, exe=False,
substrs = ['Name: rax'])
self.runCmd("continue")
# Now specify i386 as the architecture for "testit".
self.expect("file -a i386 " + exe, CURRENT_EXECUTABLE_SET,
startstr = "Current executable set to ",
substrs = ["testit' (i386)."])
# Break inside the main.
lldbutil.run_break_set_by_file_and_line (self, "main.c", self.line, num_expected_locations=1, loc_exact=True)
# 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 and process,
"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)
frame = process.GetThreadAtIndex(0).GetFrameAtIndex(0)
registers = print_registers(frame, string_buffer=True)
self.expect(registers, exe=False,
substrs = ['Name: eax'])
self.runCmd("continue")
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