forked from OSchip/llvm-project
82 lines
3.1 KiB
Python
82 lines
3.1 KiB
Python
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"""
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Test my first lldb watchpoint.
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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 HelloWatchpointTestCase(TestBase):
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mydir = os.path.join("functionalities", "watchpoint", "hello_watchpoint")
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@unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
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def test_hello_watchpoint_with_dsym(self):
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"""Test a simple sequence of watchpoint creation and watchpoint hit."""
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self.buildDsym(dictionary=self.d)
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self.setTearDownCleanup(dictionary=self.d)
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self.hello_watchpoint()
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def test_hello_watchpoint_with_dwarf(self):
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"""Test a simple sequence of watchpoint creation and watchpoint hit."""
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self.buildDwarf(dictionary=self.d)
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self.setTearDownCleanup(dictionary=self.d)
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self.hello_watchpoint()
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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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# Find the line number to break inside main().
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self.line = line_number(self.source, '// Set break point at this line.')
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# Build dictionary to have unique executable names for each test method.
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self.exe_name = self.testMethodName
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self.d = {'C_SOURCES': self.source, 'EXE': self.exe_name}
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def hello_watchpoint(self):
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"""Test a simple sequence of watchpoint creation and watchpoint hit."""
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exe = os.path.join(os.getcwd(), self.exe_name)
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self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
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# Add a breakpoint to set a watchpoint when stopped on the breakpoint.
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self.expect("breakpoint set -l %d" % self.line, BREAKPOINT_CREATED,
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startstr = "Breakpoint created: 1: file ='%s', line = %d, locations = 1" %
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(self.source, self.line))
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# Run the program.
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self.runCmd("run", RUN_SUCCEEDED)
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# We should be stopped again due to the breakpoint.
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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 = ['stopped',
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'stop reason = breakpoint'])
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# Now let's set a write-type watchpoint for 'global'.
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# There should be only one watchpoint hit (see main.c).
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self.expect("frame variable -w write -g -L global", WATCHPOINT_CREATED,
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substrs = ['Watchpoint created', 'size = 4', 'type = w'])
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self.runCmd("process continue")
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# We should be stopped again due to the watchpoint (write type), but
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# only once. The stop reason of the thread should be watchpoint.
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self.expect("thread list", STOPPED_DUE_TO_WATCHPOINT,
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substrs = ['stopped',
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'stop reason = watchpoint'])
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self.runCmd("process continue")
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# Don't expect the read of 'global' to trigger a stop exception.
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# The process status should be 'exited'.
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self.expect("process status",
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substrs = ['exited'])
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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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