109 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			Python
		
	
	
	
			
		
		
	
	
			109 lines
		
	
	
		
			3.6 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.decorators import *
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from lldbsuite.test.lldbtest import *
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from lldbsuite.test import lldbutil
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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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    @expectedFailureAll(
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        oslist=["windows"],
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        bugnumber="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(
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            '%s %s %s' %
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            (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, patterns=[
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                    'SBProcess: pid = \d+, state = stopped, threads = \d, executable = a.out'])
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        child.sendline('print(lldb.thread.GetStopDescription(100))')
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        child.expect_exact(python_prompt)
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        self.expect(
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            child.before,
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            exe=False,
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            patterns=[
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                'breakpoint 1\.1'])
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        child.sendline('lldb.frame.GetLineEntry().GetLine()')
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        child.expect_exact(python_prompt)
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        line_number = "%d"%(self.line)
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        self.expect(
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            child.before,
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            exe=False,
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            substrs=[
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                line_number])
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        child.sendline('lldb.frame.GetLineEntry().GetFileSpec().GetFilename()')
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        child.expect_exact(python_prompt)
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        line_number = "%d"%(self.line)
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        self.expect(
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            child.before,
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            exe=False,
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            substrs=[
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                "main.c"])
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        child.sendline('lldb.frame.GetFunctionName()')
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        child.expect_exact(python_prompt)
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        line_number = "%d"%(self.line)
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        self.expect(
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            child.before,
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            exe=False,
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            substrs=[
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                "main"])
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