100 lines
3.4 KiB
Python
100 lines
3.4 KiB
Python
"""
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Test that the lldb driver's batch mode works correctly.
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"""
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import os, time
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import unittest2
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import lldb
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import pexpect
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from lldbtest import *
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class DriverBatchModeTest (TestBase):
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mydir = TestBase.compute_mydir(__file__)
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@unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
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@unittest2.expectedFailure("<rdar://problem/18684124>, lldb doesn't reliably print the prompt when run under pexpect")
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@dsym_test
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def test_driver_batch_mode_with_dsym(self):
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"""Test that the lldb driver's batch mode works correctly."""
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self.buildDsym()
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self.setTearDownCleanup()
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self.batch_mode ()
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@unittest2.expectedFailure("<rdar://problem/18684124>, lldb doesn't reliably print the prompt when run under pexpect")
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@dwarf_test
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def test_driver_batch_mode_with_dwarf(self):
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"""Test that the lldb driver's batch mode works correctly."""
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self.buildDwarf()
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self.setTearDownCleanup()
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self.batch_mode()
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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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# Our simple source filename.
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self.source = 'main.c'
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def expect_string (self, string):
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"""This expects for "string", with timeout & EOF being test fails."""
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try:
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self.child.expect_exact(string)
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except pexpect.EOF:
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self.fail ("Got EOF waiting for '%s'"%(string))
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except pexpect.TIMEOUT:
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self.fail ("Timed out waiting for '%s'"%(string))
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def batch_mode (self):
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exe = os.path.join(os.getcwd(), "a.out")
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prompt = "(lldb) "
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# First time through, pass CRASH so the process will crash and stop in batch mode.
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run_commands = ' -b -o "break set -n main" -o "run" -o "continue" '
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self.child = pexpect.spawn('%s %s %s %s -- CRASH' % (self.lldbHere, self.lldbOption, run_commands, 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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# We should see the "run":
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self.expect_string ("run")
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# We should have hit the breakpoint & continued:
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self.expect_string ("continue")
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# The App should have crashed:
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self.expect_string("About to crash")
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# Then we should have a live prompt:
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self.expect_string (prompt)
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self.child.sendline("frame variable touch_me_not")
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self.expect_string ('(char *) touch_me_not')
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self.deletePexpectChild()
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# Now do it again, and see make sure if we don't crash, we quit:
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run_commands = ' -b -o "break set -n main" -o "run" -o "continue" '
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self.child = pexpect.spawn('%s %s %s %s -- NOCRASH' % (self.lldbHere, self.lldbOption, run_commands, 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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# We should see the "run":
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self.expect_string ("run")
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# We should have hit the breakpoint & continued:
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self.expect_string ("continue")
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# The App should have not have crashed:
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self.expect_string("Got there on time and it did not crash.")
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# Then we should have a live prompt:
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self.expect_string ("exited")
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index = self.child.expect([pexpect.EOF, pexpect.TIMEOUT])
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self.assertTrue(index == 0, "lldb didn't close on successful batch completion.")
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