116 lines
4.5 KiB
Python
116 lines
4.5 KiB
Python
"""
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Test lldb breakpoint command add/list/remove.
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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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from lldbtest import *
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class BreakpointCommandTestCase(TestBase):
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mydir = "breakpoint_command"
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@classmethod
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def classCleanup(cls):
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system(["/bin/sh", "-c", "rm output.txt"])
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@unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
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def test_with_dsym(self):
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"""Test a sequence of breakpoint command add, list, and remove."""
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self.buildDsym()
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self.breakpoint_command_sequence()
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def test_with_dwarf(self):
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"""Test a sequence of breakpoint command add, list, and remove."""
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self.buildDwarf()
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self.breakpoint_command_sequence()
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def breakpoint_command_sequence(self):
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"""Test a sequence of breakpoint command add, list, and remove."""
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exe = os.path.join(os.getcwd(), "a.out")
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self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
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# Add two breakpoints on the same line.
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self.expect("breakpoint set -f main.c -l 12", BREAKPOINT_CREATED,
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startstr = "Breakpoint created: 1: file ='main.c', line = 12, locations = 1")
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self.expect("breakpoint set -f main.c -l 12", BREAKPOINT_CREATED,
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startstr = "Breakpoint created: 2: file ='main.c', line = 12, locations = 1")
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# Now add callbacks for the breakpoints just created.
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self.runCmd("breakpoint command add -c -o 'frame variable -s' 1")
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self.runCmd("breakpoint command add -p -o 'here = open(\"output.txt\", \"w\"); print >> here, \"lldb\"; here.close()' 2")
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# Check that the breakpoint commands are correctly set.
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# The breakpoint list now only contains breakpoint 1.
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self.expect("breakpoint list", "Breakpoints 1 & 2 created",
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substrs = ["1: file ='main.c', line = 12, locations = 1",
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"2: file ='main.c', line = 12, locations = 1"],
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patterns = ["1.1: .+at main.c:12, .+unresolved, hit count = 0",
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"2.1: .+at main.c:12, .+unresolved, hit count = 0"])
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self.expect("breakpoint command list 1", "Breakpoint 1 command ok",
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substrs = ["Breakpoint commands:",
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"frame variable -s"])
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self.expect("breakpoint command list 2", "Breakpoint 2 command ok",
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substrs = ["Breakpoint commands:",
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"here = open",
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"print >> here",
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"here.close()"])
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# Run the program.
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self.runCmd("run", RUN_SUCCEEDED)
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# Check that the file 'output.txt' exists and contains the string "lldb".
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# Read the output file produced by running the program.
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output = open('output.txt', 'r').read()
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self.assertTrue(output.startswith("lldb"),
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"File 'output.txt' and the content matches")
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# Finish the program.
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self.runCmd("process continue")
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# Remove the breakpoint command associated with breakpoint 1.
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self.runCmd("breakpoint command remove 1")
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# Remove breakpoint 2.
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self.runCmd("breakpoint delete 2")
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self.expect("breakpoint command list 1",
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startstr = "Breakpoint 1 does not have an associated command.")
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self.expect("breakpoint command list 2", error=True,
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startstr = "error: '2' is not a currently valid breakpoint id.")
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# The breakpoint list now only contains breakpoint 1.
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self.expect("breakpoint list", "Breakpoint 1 exists",
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substrs = ["1: file ='main.c', line = 12, locations = 1, resolved = 1",
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"hit count = 1"])
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# Not breakpoint 2.
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self.expect("breakpoint list", "No more breakpoint 2", matching=False,
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substrs = ["2: file ='main.c', line = 12, locations = 1, resolved = 1"])
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# Run the program again, with breakpoint 1 remaining.
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self.runCmd("run", RUN_SUCCEEDED)
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# We should be stopped again due to breakpoint 1.
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# The stop reason of the thread should be breakpoint.
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self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
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substrs = ['state is Stopped',
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'stop reason = breakpoint'])
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# The breakpoint should have a hit count of 2.
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self.expect("breakpoint list", BREAKPOINT_HIT_TWICE,
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substrs = ['resolved, hit count = 2'])
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if __name__ == '__main__':
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import atexit
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lldb.SBDebugger.Initialize()
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atexit.register(lambda: lldb.SBDebugger.Terminate())
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unittest2.main()
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