forked from OSchip/llvm-project
111 lines
4.1 KiB
Python
111 lines
4.1 KiB
Python
"""Test aspects of lldb commands on universal binaries."""
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import os, time
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import unittest2
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import lldb
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from lldbtest import *
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import lldbutil
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class UniversalTestCase(TestBase):
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mydir = TestBase.compute_mydir(__file__)
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def setUp(self):
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# Call super's setUp().
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TestBase.setUp(self)
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# Find the line number to break inside main().
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self.line = line_number('main.c', '// Set break point at this line.')
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@python_api_test
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@skipUnlessDarwin
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@unittest2.skipUnless(hasattr(os, "uname") and os.uname()[4] in ['i386', 'x86_64'],
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"requires i386 or x86_64")
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def test_sbdebugger_create_target_with_file_and_target_triple(self):
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"""Test the SBDebugger.CreateTargetWithFileAndTargetTriple() API."""
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# Invoke the default build rule.
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self.buildDefault()
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# Note that "testit" is a universal binary.
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exe = os.path.join(os.getcwd(), "testit")
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# Create a target by the debugger.
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target = self.dbg.CreateTargetWithFileAndTargetTriple(exe, "i386-apple-macosx")
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self.assertTrue(target, VALID_TARGET)
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# Now launch the process, and do not stop at entry point.
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process = target.LaunchSimple (None, None, self.get_process_working_directory())
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self.assertTrue(process, PROCESS_IS_VALID)
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@skipUnlessDarwin
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@unittest2.skipUnless(hasattr(os, "uname") and os.uname()[4] in ['i386', 'x86_64'],
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"requires i386 or x86_64")
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def test_process_launch_for_universal(self):
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"""Test process launch of a universal binary."""
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from lldbutil import print_registers
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# Invoke the default build rule.
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self.buildDefault()
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# Note that "testit" is a universal binary.
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exe = os.path.join(os.getcwd(), "testit")
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# By default, x86_64 is assumed if no architecture is specified.
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self.expect("file " + exe, CURRENT_EXECUTABLE_SET,
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startstr = "Current executable set to ",
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substrs = ["testit' (x86_64)."])
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# Break inside the main.
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lldbutil.run_break_set_by_file_and_line (self, "main.c", self.line, num_expected_locations=1, loc_exact=True)
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# We should be able to launch the x86_64 executable.
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self.runCmd("run", RUN_SUCCEEDED)
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# Check whether we have a 64-bit process launched.
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target = self.dbg.GetSelectedTarget()
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process = target.GetProcess()
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self.assertTrue(target and process and
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self.invoke(process, 'GetAddressByteSize') == 8,
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"64-bit process launched")
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frame = process.GetThreadAtIndex(0).GetFrameAtIndex(0)
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registers = print_registers(frame, string_buffer=True)
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self.expect(registers, exe=False,
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substrs = ['Name: rax'])
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self.runCmd("continue")
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# Now specify i386 as the architecture for "testit".
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self.expect("file -a i386 " + exe, CURRENT_EXECUTABLE_SET,
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startstr = "Current executable set to ",
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substrs = ["testit' (i386)."])
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# Break inside the main.
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lldbutil.run_break_set_by_file_and_line (self, "main.c", self.line, num_expected_locations=1, loc_exact=True)
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# We should be able to launch the i386 executable as well.
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self.runCmd("run", RUN_SUCCEEDED)
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# Check whether we have a 32-bit process launched.
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target = self.dbg.GetSelectedTarget()
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process = target.GetProcess()
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self.assertTrue(target and process,
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"32-bit process launched")
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pointerSize = self.invoke(process, 'GetAddressByteSize')
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self.assertTrue(pointerSize == 4,
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"AddressByteSize of 32-bit process should be 4, got %d instead." % pointerSize)
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frame = process.GetThreadAtIndex(0).GetFrameAtIndex(0)
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registers = print_registers(frame, string_buffer=True)
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self.expect(registers, exe=False,
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substrs = ['Name: eax'])
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self.runCmd("continue")
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if __name__ == '__main__':
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import atexit
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lldb.SBDebugger.Initialize()
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atexit.register(lambda: lldb.SBDebugger.Terminate())
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unittest2.main()
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