Home | History | Annotate | Download | only in string 
      1 #coding=utf8
      2 """
      3 Test lldb data formatter subsystem.
      4 """
      5 
      6 import os, time
      7 import unittest2
      8 import lldb
      9 from lldbtest import *
     10 import lldbutil
     11 
     12 class LibcxxStringDataFormatterTestCase(TestBase):
     13 
     14     mydir = os.path.join("functionalities", "data-formatter", "data-formatter-stl", "libcxx", "string")
     15 
     16     @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
     17     @dsym_test
     18     def test_with_dsym_and_run_command(self):
     19         """Test data formatter commands."""
     20         self.buildDsym()
     21         self.data_formatter_commands()
     22 
     23     @skipIfLinux # No standard locations for libc++ on Linux, so skip for now 
     24     @dwarf_test
     25     def test_with_dwarf_and_run_command(self):
     26         """Test data formatter commands."""
     27         self.buildDwarf()
     28         self.data_formatter_commands()
     29 
     30     def setUp(self):
     31         # Call super's setUp().
     32         TestBase.setUp(self)
     33         # Find the line number to break at.
     34         self.line = line_number('main.cpp', '// Set break point at this line.')
     35 
     36     def data_formatter_commands(self):
     37         """Test that that file and class static variables display correctly."""
     38         self.runCmd("file a.out", CURRENT_EXECUTABLE_SET)
     39 
     40         lldbutil.run_break_set_by_file_and_line (self, "main.cpp", self.line, num_expected_locations=-1)
     41 
     42         self.runCmd("run", RUN_SUCCEEDED)
     43 
     44         # The stop reason of the thread should be breakpoint.
     45         self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
     46             substrs = ['stopped',
     47                        'stop reason = breakpoint'])
     48 
     49         # This is the function to remove the custom formats in order to have a
     50         # clean slate for the next test case.
     51         def cleanup():
     52             self.runCmd('type format clear', check=False)
     53             self.runCmd('type summary clear', check=False)
     54             self.runCmd('type filter clear', check=False)
     55             self.runCmd('type synth clear', check=False)
     56             self.runCmd("settings set target.max-children-count 256", check=False)
     57 
     58         # Execute the cleanup function during test case tear down.
     59         self.addTearDownHook(cleanup)
     60 
     61         self.expect("frame variable",
     62                     substrs = ['(std::__1::wstring) s = L"hello world!  !"',
     63                     '(std::__1::wstring) S = L"!!!!"',
     64                     '(const wchar_t *) mazeltov = 0x','L" "',
     65                     '(std::__1::string) q = "hello world"',
     66                     '(std::__1::string) Q = "quite a long std::strin with lots of info inside it"'])
     67 
     68         self.runCmd("n")
     69 
     70         self.expect("frame variable",
     71                     substrs = ['(std::__1::wstring) s = L"hello world!  !"',
     72                     '(std::__1::wstring) S = L"!!!!!"',
     73                     '(const wchar_t *) mazeltov = 0x','L" "',
     74                     '(std::__1::string) q = "hello world"',
     75                     '(std::__1::string) Q = "quite a long std::strin with lots of info inside it"'])
     76 
     77 if __name__ == '__main__':
     78     import atexit
     79     lldb.SBDebugger.Initialize()
     80     atexit.register(lambda: lldb.SBDebugger.Terminate())
     81     unittest2.main()
     82