77 lines
2.4 KiB
Python
77 lines
2.4 KiB
Python
"""
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Tests that C strings work as expected in expressions
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"""
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import lldb
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from lldbtest import *
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import lldbutil
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class CStringsTestCase(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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@dsym_test
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def test_with_dsym_and_run_command(self):
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"""Tests that C strings work as expected in expressions"""
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self.buildDsym()
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self.static_method_commands()
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@dwarf_test
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def test_with_dwarf_and_run_command(self):
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"""Tests that C strings work as expected in expressions"""
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self.buildDwarf()
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self.static_method_commands()
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def setUp(self):
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TestBase.setUp(self)
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def set_breakpoint(self, line):
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lldbutil.run_break_set_by_file_and_line (self, "main.c", line, num_expected_locations=1, loc_exact=True)
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def static_method_commands(self):
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"""Tests that C strings work as expected in expressions"""
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self.runCmd("file a.out", CURRENT_EXECUTABLE_SET)
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self.set_breakpoint(line_number('main.c', '// breakpoint 1'))
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self.runCmd("process launch", RUN_SUCCEEDED)
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self.expect("expression -- a[2]",
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patterns = ["\((const )?char\) \$0 = 'c'"])
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self.expect("expression -- z[2]",
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startstr = "(const char) $1 = 'x'")
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# On Linux, the expression below will test GNU indirect function calls.
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self.expect("expression -- (int)strlen(\"hello\")",
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startstr = "(int) $2 = 5")
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self.expect("expression -- \"world\"[2]",
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startstr = "(const char) $3 = 'r'")
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self.expect("expression -- \"\"[0]",
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startstr = "(const char) $4 = '\\0'")
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self.expect("expr --raw -- \"hello\"",
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substrs = ['[0] = \'h\'',
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'[5] = \'\\0\''])
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self.expect("p \"hello\"",
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substrs = ['[6]) $', 'hello'])
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self.expect("p (char*)\"hello\"",
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substrs = ['(char *) $', ' = 0x',
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'hello'])
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self.expect("p (int)strlen(\"\")",
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substrs = ['(int) $', ' = 0'])
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self.expect("expression !z",
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substrs = ['false'])
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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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