54c2687292
At the moment nearly every test calls something similar to
`self.dbg.CreateTarget(self.getBuildArtifact("a.out"))` and them sometimes
checks if the created target is actually valid with something like
`self.assertTrue(target.IsValid(), "some useless text")`.
Beside being really verbose the error messages generated by this pattern are
always just indicating that the target failed to be created but now why.
This patch introduces a helper function `createTestTarget` to our Test class
that creates the target with the much more verbose `CreateTarget` overload that
gives us back an SBError (with a fancy error). If the target couldn't be created
the function prints out the SBError that LLDB returned and asserts for us. It
also defaults to the "a.out" build artifact path that nearly all tests are using
to avoid to hardcode "a.out" in every test.
I converted a bunch of tests to the new function but I'll do the rest of the
test suite as follow ups.
Reviewed By: JDevlieghere
Differential Revision: https://reviews.llvm.org/D102771
60 lines
2.0 KiB
Python
60 lines
2.0 KiB
Python
"""
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Test to ensure SBFrame::Disassemble produces SOME output
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"""
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import lldb
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import lldbsuite.test.lldbutil as lldbutil
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from lldbsuite.test.lldbtest import *
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class FrameDisassembleTestCase(TestBase):
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mydir = TestBase.compute_mydir(__file__)
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NO_DEBUG_INFO_TESTCASE = True
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def test_frame_disassemble(self):
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"""Sample test to ensure SBFrame::Disassemble produces SOME output."""
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self.build()
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self.frame_disassemble_test()
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def frame_disassemble_test(self):
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"""Sample test to ensure SBFrame::Disassemble produces SOME output"""
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# Create a target by the debugger.
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target = self.createTestTarget()
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# Now create a breakpoint in main.c at the source matching
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# "Set a breakpoint here"
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breakpoint = target.BreakpointCreateBySourceRegex(
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"Set a breakpoint here", lldb.SBFileSpec("main.cpp"))
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self.assertTrue(breakpoint and
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breakpoint.GetNumLocations() >= 1,
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VALID_BREAKPOINT)
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error = lldb.SBError()
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# This is the launch info. If you want to launch with arguments or
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# environment variables, add them using SetArguments or
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# SetEnvironmentEntries
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launch_info = target.GetLaunchInfo()
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process = target.Launch(launch_info, error)
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self.assertTrue(process, PROCESS_IS_VALID)
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# Did we hit our breakpoint?
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from lldbsuite.test.lldbutil import get_threads_stopped_at_breakpoint
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threads = get_threads_stopped_at_breakpoint(process, breakpoint)
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self.assertEqual(
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len(threads), 1,
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"There should be a thread stopped at our breakpoint")
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# The hit count for the breakpoint should be 1.
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self.assertEquals(breakpoint.GetHitCount(), 1)
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frame = threads[0].GetFrameAtIndex(0)
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disassembly = frame.Disassemble()
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self.assertNotEqual(disassembly, "")
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self.assertNotIn("error", disassembly)
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self.assertIn(": nop", disassembly)
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