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"""
Test lldb data formatter subsystem.
"""
from __future__ import print_function
import os, time
import lldb
from lldbsuite.test.lldbtest import *
import lldbsuite.test.lldbutil as lldbutil
class StdListDataFormatterTestCase(TestBase):
mydir = TestBase.compute_mydir(__file__)
def setUp(self):
# Call super's setUp().
TestBase.setUp(self)
# Find the line numbers to break at for the different tests.
self.line = line_number('main.cpp', '// Set break point at this line.')
self.optional_line = line_number('main.cpp', '// Optional break point at this line.')
self.final_line = line_number('main.cpp', '// Set final break point at this line.')
@skipIfWindows # libstdcpp not ported to Windows
def test_with_run_command(self):
"""Test that that file and class static variables display correctly."""
self.build()
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)
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 format clear', check=False)
self.runCmd('type summary clear', check=False)
self.runCmd('type filter clear', check=False)
self.runCmd('type synth clear', check=False)
self.runCmd("settings set target.max-children-count 256", check=False)
# Execute the cleanup function during test case tear down.
self.addTearDownHook(cleanup)
self.runCmd("frame variable numbers_list --show-types")
self.runCmd("type format add -f hex int")
self.expect("frame variable numbers_list --raw", matching=False,
substrs = ['size=0',
'{}'])
self.expect("frame variable &numbers_list._M_impl._M_node --raw", matching=False,
substrs = ['size=0',
'{}'])
self.expect("frame variable numbers_list",
substrs = ['size=0',
'{}'])
self.expect("p numbers_list",
substrs = ['size=0',
'{}'])
self.runCmd("n")
self.expect("frame variable numbers_list",
substrs = ['size=1',
'[0] = ',
'0x12345678'])
self.runCmd("n");self.runCmd("n");self.runCmd("n");
self.expect("frame variable numbers_list",
substrs = ['size=4',
'[0] = ',
'0x12345678',
'[1] =',
'0x11223344',
'[2] =',
'0xbeeffeed',
'[3] =',
'0x00abba00'])
self.runCmd("n");self.runCmd("n");
self.expect("frame variable numbers_list",
substrs = ['size=6',
'[0] = ',
'0x12345678',
'0x11223344',
'0xbeeffeed',
'0x00abba00',
'[4] =',
'0x0abcdef0',
'[5] =',
'0x0cab0cab'])
self.expect("p numbers_list",
substrs = ['size=6',
'[0] = ',
'0x12345678',
'0x11223344',
'0xbeeffeed',
'0x00abba00',
'[4] =',
'0x0abcdef0',
'[5] =',
'0x0cab0cab'])
# check access-by-index
self.expect("frame variable numbers_list[0]",
substrs = ['0x12345678']);
self.expect("frame variable numbers_list[1]",
substrs = ['0x11223344']);
# but check that expression does not rely on us
self.expect("expression numbers_list[0]", matching=False, error=True,
substrs = ['0x12345678'])
# check that MightHaveChildren() gets it right
self.assertTrue(self.frame().FindVariable("numbers_list").MightHaveChildren(), "numbers_list.MightHaveChildren() says False for non empty!")
self.runCmd("n")
self.expect("frame variable numbers_list",
substrs = ['size=0',
'{}'])
self.runCmd("n");self.runCmd("n");self.runCmd("n");self.runCmd("n");
self.expect("frame variable numbers_list",
substrs = ['size=4',
'[0] = ', '1',
'[1] = ', '2',
'[2] = ', '3',
'[3] = ', '4'])
self.runCmd("type format delete int")
self.runCmd("n")
self.expect("frame variable text_list",
substrs = ['size=0',
'{}'])
lldbutil.run_break_set_by_file_and_line (self, "main.cpp", self.final_line, num_expected_locations=-1)
self.runCmd("c", RUN_SUCCEEDED)
# The stop reason of the thread should be breakpoint.
self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
substrs = ['stopped',
'stop reason = breakpoint'])
self.expect("frame variable text_list",
substrs = ['size=4',
'[0]', 'goofy',
'[1]', 'is',
'[2]', 'smart',
'[3]', '!!!'])
self.expect("p text_list",
substrs = ['size=4',
'\"goofy\"',
'\"is\"',
'\"smart\"',
'\"!!!\"'])
# check access-by-index
self.expect("frame variable text_list[0]",
substrs = ['goofy']);
self.expect("frame variable text_list[3]",
substrs = ['!!!']);
# but check that expression does not rely on us
self.expect("expression text_list[0]", matching=False, error=True,
substrs = ['goofy'])
# check that MightHaveChildren() gets it right
self.assertTrue(self.frame().FindVariable("text_list").MightHaveChildren(), "text_list.MightHaveChildren() says False for non empty!")
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