92 lines
2.9 KiB
Python
92 lines
2.9 KiB
Python
"""
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Test lldb process crash info.
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"""
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import os
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import lldb
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from lldbsuite.test.decorators import *
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from lldbsuite.test.lldbtest import *
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from lldbsuite.test import lldbutil
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from lldbsuite.test import lldbtest
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class PlatformProcessCrashInfoTestCase(TestBase):
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def setUp(self):
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TestBase.setUp(self)
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self.runCmd("settings set auto-confirm true")
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self.source = "main.c"
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self.line = line_number(self.source, '// break here')
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def tearDown(self):
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self.runCmd("settings clear auto-confirm")
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TestBase.tearDown(self)
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@skipIfAsan # The test process intentionally double-frees.
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@skipUnlessDarwin
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def test_cli(self):
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"""Test that `process status --verbose` fetches the extended crash
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information dictionary from the command-line properly."""
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self.build()
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exe = self.getBuildArtifact("a.out")
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self.expect("file " + exe,
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patterns=["Current executable set to .*a.out"])
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self.expect('process launch',
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patterns=["Process .* launched: .*a.out"])
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self.expect('process status --verbose',
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patterns=["Extended Crash Information",
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"Crash-Info Annotations",
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"pointer being freed was not allocated"])
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@skipIfAsan # The test process intentionally hits a memory bug.
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@skipUnlessDarwin
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def test_api(self):
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"""Test that lldb can fetch a crashed process' extended crash information
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dictionary from the api properly."""
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self.build()
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target = self.dbg.CreateTarget(self.getBuildArtifact("a.out"))
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self.assertTrue(target, VALID_TARGET)
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target.LaunchSimple(None, None, os.getcwd())
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stream = lldb.SBStream()
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self.assertTrue(stream)
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process = target.GetProcess()
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self.assertTrue(process)
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crash_info = process.GetExtendedCrashInformation()
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error = crash_info.GetAsJSON(stream)
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self.assertSuccess(error)
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self.assertTrue(crash_info.IsValid())
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self.assertIn("pointer being freed was not allocated", stream.GetData())
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# dyld leaves permanent crash_info records when testing on device.
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@skipIfDarwinEmbedded
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def test_on_sane_process(self):
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"""Test that lldb doesn't fetch the extended crash information
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dictionary from a 'sane' stopped process."""
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self.build()
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target, _, _, _ = lldbutil.run_to_line_breakpoint(self, lldb.SBFileSpec(self.source),
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self.line)
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stream = lldb.SBStream()
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self.assertTrue(stream)
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process = target.GetProcess()
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self.assertTrue(process)
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crash_info = process.GetExtendedCrashInformation()
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error = crash_info.GetAsJSON(stream)
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self.assertFalse(error.Success())
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self.assertIn("No structured data.", error.GetCString())
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