79 lines
3.1 KiB
Python
79 lines
3.1 KiB
Python
"""Test convenience variables when you drop in from lldb prompt into an embedded interpreter."""
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from __future__ import print_function
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import os
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import lldb
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from lldbsuite.test.lldbtest import *
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class ConvenienceVariablesCase(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 on inside main.cpp.
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self.line = line_number('main.c', 'Hello world.')
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@skipIfFreeBSD # llvm.org/pr17228
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@skipIfRemote
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@expectedFailureWindows("llvm.org/pr22274: need a pexpect replacement for windows")
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def test_with_run_commands(self):
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"""Test convenience variables lldb.debugger, lldb.target, lldb.process, lldb.thread, and lldb.frame."""
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self.build()
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import pexpect
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exe = os.path.join(os.getcwd(), "a.out")
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prompt = "(lldb) "
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python_prompt = ">>> "
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# So that the child gets torn down after the test.
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self.child = pexpect.spawn('%s %s %s' % (lldbtest_config.lldbExec, self.lldbOption, exe))
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child = self.child
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# Turn on logging for what the child sends back.
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if self.TraceOn():
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child.logfile_read = sys.stdout
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# Set the breakpoint, run the inferior, when it breaks, issue print on
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# the various convenience variables.
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child.expect_exact(prompt)
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child.sendline('breakpoint set -f main.c -l %d' % self.line)
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child.expect_exact(prompt)
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child.sendline('run')
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child.expect_exact("stop reason = breakpoint 1.1")
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child.expect_exact(prompt)
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child.sendline('script')
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child.expect_exact(python_prompt)
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# Set a flag so that we know during teardown time, we need to exit the
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# Python interpreter, then the lldb interpreter.
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self.child_in_script_interpreter = True
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child.sendline('print(lldb.debugger)')
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child.expect_exact(python_prompt)
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self.expect(child.before, exe=False,
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patterns = ['Debugger \(instance: .*, id: \d\)'])
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child.sendline('print(lldb.target)')
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child.expect_exact(python_prompt)
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self.expect(child.before, exe=False,
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substrs = ['a.out'])
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child.sendline('print(lldb.process)')
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child.expect_exact(python_prompt)
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self.expect(child.before, exe=False,
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patterns = ['SBProcess: pid = \d+, state = stopped, threads = \d, executable = a.out'])
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child.sendline('print(lldb.thread)')
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child.expect_exact(python_prompt)
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# Linux outputs decimal tid and 'name' instead of 'queue'
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self.expect(child.before, exe=False,
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patterns = ['thread #1: tid = (0x[0-9a-f]+|[0-9]+), 0x[0-9a-f]+ a\.out`main\(argc=1, argv=0x[0-9a-f]+\) \+ \d+ at main\.c:%d, (name|queue) = \'.+\', stop reason = breakpoint 1\.1' % self.line])
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child.sendline('print(lldb.frame)')
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child.expect_exact(python_prompt)
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self.expect(child.before, exe=False,
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patterns = ['frame #0: 0x[0-9a-f]+ a\.out`main\(argc=1, argv=0x[0-9a-f]+\) \+ \d+ at main\.c:%d' % self.line])
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