TestDataFormatterCpp.py [plain text]
"""
Test lldb data formatter subsystem.
"""
import os, time
import unittest2
import lldb
from lldbtest import *
class DataFormatterTestCase(TestBase):
mydir = os.path.join("functionalities", "data-formatter", "data-formatter-cpp")
@unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
def test_with_dsym_and_run_command(self):
"""Test data formatter commands."""
self.buildDsym()
self.data_formatter_commands()
def test_with_dwarf_and_run_command(self):
"""Test data formatter commands."""
self.buildDwarf()
self.data_formatter_commands()
def setUp(self):
TestBase.setUp(self)
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."""
self.runCmd("file a.out", CURRENT_EXECUTABLE_SET)
self.expect("breakpoint set -f main.cpp -l %d" % self.line,
BREAKPOINT_CREATED,
startstr = "Breakpoint created: 1: file ='main.cpp', line = %d, locations = 1" %
self.line)
self.runCmd("run", RUN_SUCCEEDED)
self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
substrs = ['stopped',
'stop reason = breakpoint'])
self.expect("frame variable",
substrs = ['(Speed) SPILookHex = 5.55' ]);
def cleanup():
self.runCmd('type format clear', check=False)
self.runCmd('type summary clear', check=False)
self.addTearDownHook(cleanup)
self.runCmd("type format add -C yes -f x Speed BitField")
self.runCmd("type format add -C no -f c RealNumber")
self.runCmd("type format add -C no -f x Type2")
self.runCmd("type format add -C yes -f c Type1")
self.expect("type format list",
substrs = ['RealNumber',
'Speed',
'BitField',
'Type1',
'Type2'])
self.expect("frame variable",
patterns = ['\(Speed\) SPILookHex = 0x[0-9a-f]+' ]);
self.runCmd("type format delete Speed")
self.expect("type format list", matching=False,
substrs = ['Speed'])
self.expect("type format delete Speed", error=True,
substrs = ['no custom format for Speed'])
self.runCmd("type summary add -c Point")
self.expect("frame variable iAmSomewhere",
substrs = ['x=4',
'y=6'])
self.expect("type summary list",
substrs = ['Point',
'one-line'])
self.runCmd("type summary add -f \"y=${var.y%x}\" Point")
self.expect("frame variable iAmSomewhere",
substrs = ['y=0x'])
self.runCmd("type summary add -f \"hello\" Point -e")
self.expect("type summary list",
substrs = ['Point',
'show children'])
self.expect("frame variable iAmSomewhere",
substrs = ['hello',
'x = 4',
'}'])
self.runCmd("type summary add -f \"Sign: ${var[31]%B} Exponent: ${var[23-30]%x} Mantissa: ${var[0-22]%u}\" ShowMyGuts")
self.expect("frame variable cool_pointer->floating",
substrs = ['Sign: true',
'Exponent: 0x',
'80'])
self.runCmd("type summary add -f \"a test\" i_am_cool")
self.expect("frame variable cool_pointer",
substrs = ['a test'])
self.runCmd("type summary add -f \"a test\" i_am_cool --skip-pointers")
self.expect("frame variable cool_pointer",
substrs = ['a test'],
matching = False)
self.runCmd("type summary add -f \"${var[1-3]}\" \"int [5]\"")
self.expect("frame variable int_array",
substrs = ['2',
'3',
'4'])
self.runCmd("type summary clear")
self.runCmd("type summary add -f \"${var[0-2].integer}\" \"i_am_cool *\"")
self.runCmd("type summary add -f \"${var[2-4].integer}\" \"i_am_cool [5]\"")
self.expect("frame variable cool_array",
substrs = ['1,1,6'])
self.expect("frame variable cool_pointer",
substrs = ['3,0,0'])
if __name__ == '__main__':
import atexit
lldb.SBDebugger.Initialize()
atexit.register(lambda: lldb.SBDebugger.Terminate())
unittest2.main()