"""
Test lldb data formatter subsystem.
"""

import os, time
import unittest2
import lldb
from lldbtest import *
import lldbutil

class Radar9974002DataFormatterTestCase(TestBase):

    # test for rdar://problem/9974002 ()
    mydir = TestBase.compute_mydir(__file__)

    @skipUnlessDarwin
    @dsym_test
    def test_with_dsym_and_run_command(self):
        """Test data formatter commands."""
        self.buildDsym()
        self.data_formatter_commands()

    @dwarf_test
    def test_with_dwarf_and_run_command(self):
        """Test data formatter commands."""
        self.buildDwarf()
        self.data_formatter_commands()

    def setUp(self):
        # Call super's setUp().
        TestBase.setUp(self)
        # Find the line number to break at.
        self.line = line_number('main.cpp', '// Set break point at this line.')

    def data_formatter_commands(self):
        """Test that that file and class static variables display correctly."""
        if "clang" in self.getCompiler() and "3.4" in self.getCompilerVersion():
            self.skipTest("llvm.org/pr16214 -- clang emits partial DWARF for structures referenced via typedef")

        self.runCmd("file a.out", CURRENT_EXECUTABLE_SET)

        lldbutil.run_break_set_by_file_and_line (self, "main.cpp", self.line, num_expected_locations=1, loc_exact=True)

        self.runCmd("run", RUN_SUCCEEDED)

        # The stop reason of the thread should be breakpoint.
        self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
            substrs = ['stopped',
                       'stop reason = breakpoint'])

        # This is the function to remove the custom formats in order to have a
        # clean slate for the next test case.
        def cleanup():
            self.runCmd('type summary clear', check=False)

        # Execute the cleanup function during test case tear down.
        self.addTearDownHook(cleanup)

        self.runCmd("type summary add -s \"${var.scalar} and ${var.pointer.first}\" container")
     
        self.expect('frame variable mine',
            substrs = ['mine = ',
                       '1', '<parent is NULL>'])

        self.runCmd("type summary add -s \"${var.scalar} and ${var.pointer}\" container")

        self.expect('frame variable mine',
                    substrs = ['mine = ',
                               '1', '0x000000'])

        self.runCmd("type summary add -s \"${var.scalar} and ${var.pointer%S}\" container")

        self.expect('frame variable mine',
                    substrs = ['mine = ',
                               '1', '0x000000'])

        self.runCmd("type summary add -s foo contained")

        self.expect('frame variable mine',
                    substrs = ['mine = ',
                               '1', 'foo'])

        self.runCmd("type summary add -s \"${var.scalar} and ${var.pointer}\" container")

        self.expect('frame variable mine',
                    substrs = ['mine = ',
                               '1', 'foo'])

        self.runCmd("type summary add -s \"${var.scalar} and ${var.pointer%V}\" container")

        self.expect('frame variable mine',
                    substrs = ['mine = ',
                               '1', '0x000000'])

        self.runCmd("type summary add -s \"${var.scalar} and ${var.pointer.first}\" container")

        self.expect('frame variable mine',
                    substrs = ['mine = ',
                               '1', '<parent is NULL>'])

        self.runCmd("type summary delete contained")
        self.runCmd("n")

        self.expect('frame variable mine',
                    substrs = ['mine = ',
                               '1', '<parent is NULL>'])

        self.runCmd("type summary add -s \"${var.scalar} and ${var.pointer}\" container")

        self.expect('frame variable mine',
                    substrs = ['mine = ',
                               '1', '0x000000'])

        self.runCmd("type summary add -s \"${var.scalar} and ${var.pointer%S}\" container")

        self.expect('frame variable mine',
                    substrs = ['mine = ',
                               '1', '0x000000'])

        self.runCmd("type summary add -s foo contained")

        self.expect('frame variable mine',
                    substrs = ['mine = ',
                               '1', 'foo'])

        self.runCmd("type summary add -s \"${var.scalar} and ${var.pointer}\" container")

        self.expect('frame variable mine',
                    substrs = ['mine = ',
                               '1', 'foo'])

        self.runCmd("type summary add -s \"${var.scalar} and ${var.pointer%V}\" container")

        self.expect('frame variable mine',
                    substrs = ['mine = ',
                               '1', '0x000000'])

        self.runCmd("type summary add -s \"${var.scalar} and ${var.pointer.first}\" container")

        self.expect('frame variable mine',
                    substrs = ['mine = ',
                               '1', '<parent is NULL>'])


if __name__ == '__main__':
    import atexit
    lldb.SBDebugger.Initialize()
    atexit.register(lambda: lldb.SBDebugger.Terminate())
    unittest2.main()
