TestOrderFile.py revision 68687f50e278727ee89202eeb2b159034e55e202
1"""
2Test that debug symbols have the correct order as specified by the order file.
3"""
4
5import os, time
6import re
7import unittest2
8import lldb
9from lldbtest import *
10
11class OrderFileTestCase(TestBase):
12
13    mydir = os.path.join("macosx", "order")
14
15    @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
16    def test_with_dsym(self):
17        """Test debug symbols follow the correct order by the order file."""
18        self.buildDsym()
19        self.order_file()
20
21    @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
22    def test_with_dwarf(self):
23        """Test debug symbols follow the correct order by the order file."""
24        self.buildDwarf()
25        self.order_file()
26
27    def order_file(self):
28        """Test debug symbols follow the correct order by the order file."""
29        exe = os.path.join(os.getcwd(), "a.out")
30        self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
31
32        # Test that the debug symbols have Function f3 before Function f1.
33        # Use "-s address" option to sort by address.
34        self.runCmd("image dump symtab -s address a.out")
35        output = self.res.GetOutput()
36        mo_f3 = re.search("Code +.+f3", output)
37        mo_f1 = re.search("Code +.+f1", output)
38
39        # Match objects for f3 and f1 must exist and f3 must come before f1.
40        self.assertTrue(mo_f3 and mo_f1 and mo_f3.start() < mo_f1.start(),
41                        "Symbols have correct order by the order file")
42
43        self.runCmd("run", RUN_COMPLETED)
44
45
46if __name__ == '__main__':
47    import atexit
48    lldb.SBDebugger.Initialize()
49    atexit.register(lambda: lldb.SBDebugger.Terminate())
50    unittest2.main()
51