TestSaveCrashlog.py
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"""
Test that the save_crashlog command functions
"""
import os
import lldb
import lldbsuite.test.lldbutil as lldbutil
from lldbsuite.test.lldbtest import *
from lldbsuite.test.decorators import *
class TestSaveCrashlog(TestBase):
mydir = TestBase.compute_mydir(__file__)
# If your test case doesn't stress debug info, the
# set this to true. That way it won't be run once for
# each debug info format.
NO_DEBUG_INFO_TESTCASE = True
@skipUnlessDarwin
def test_save_crashlog(self):
"""There can be many tests in a test case - describe this test here."""
self.build()
self.main_source_file = lldb.SBFileSpec("main.c")
self.save_crashlog()
def save_crashlog(self):
(target, process, thread, bkpt) = lldbutil.run_to_source_breakpoint(self,
"I was called", self.main_source_file)
self.runCmd("command script import lldb.macosx.crashlog")
out_file = os.path.join(self.getBuildDir(), "crash.log")
self.runCmd("save_crashlog '%s'"%(out_file))
# Make sure we wrote the file:
self.assertTrue(os.path.exists(out_file), "We wrote our file")
# Now scan the file to make sure it looks right:
# First get a few facts we'll use:
exe_module = target.FindModule(target.GetExecutable())
uuid_str = exe_module.GetUUIDString()
# We'll set these to true when we find the elements in the file
found_call_me = False
found_main_line = False
found_thread_header = False
found_uuid_str = False
with open(out_file, "r") as f:
# We want to see a line with
for line in f:
if "Thread 0:" in line:
found_thread_header = True
if "call_me" in line and "main.c:" in line:
found_call_me = True
if "main" in line and "main.c:" in line:
found_main_line = True
if uuid_str in line and "a.out" in line:
found_uuid_str = True
self.assertTrue(found_thread_header, "Found thread header")
self.assertTrue(found_call_me, "Found call_me line in stack")
self.assertTrue(found_uuid_str, "Found main binary UUID")
self.assertTrue(found_main_line, "Found main line in call stack")