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"""Look up enum type information and check for correct display."""
from __future__ import print_function
import os
import time
import lldb
from lldbsuite.test.lldbtest import *
import lldbsuite.test.lldbutil as lldbutil
from lldbsuite.test.decorators import *
class EnumTypesTestCase(TestBase):
mydir = TestBase.compute_mydir(__file__)
def setUp(self):
# Call super's setUp().
TestBase.setUp(self)
# Find the line number to break inside main().
self.line = line_number('main.c', '// Set break point at this line.')
def test(self):
"""Test 'image lookup -t days' and check for correct display and enum value printing."""
self.build()
exe = os.path.join(os.getcwd(), "a.out")
self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
# Break inside the main.
bkpt_id = lldbutil.run_break_set_by_file_and_line(
self, "main.c", 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'])
# The breakpoint should have a hit count of 1.
self.expect("breakpoint list -f", BREAKPOINT_HIT_ONCE,
substrs=[' resolved, hit count = 1'])
# Look up information about the 'days' enum type.
# Check for correct display.
self.expect("image lookup -t days", DATA_TYPES_DISPLAYED_CORRECTLY,
substrs=['enum days {',
'Monday',
'Tuesday',
'Wednesday',
'Thursday',
'Friday',
'Saturday',
'Sunday',
'kNumDays',
'}'])
enum_values = ['-4',
'Monday',
'Tuesday',
'Wednesday',
'Thursday',
'Friday',
'Saturday',
'Sunday',
'kNumDays',
'5']
# Make sure a pointer to an anonymous enum type does crash LLDB and displays correctly using
# frame variable and expression commands
self.expect(
'frame variable f.op',
DATA_TYPES_DISPLAYED_CORRECTLY,
substrs=[
'ops *',
'f.op'],
patterns=['0x0+$'])
self.expect(
'frame variable *f.op',
DATA_TYPES_DISPLAYED_CORRECTLY,
substrs=[
'ops',
'*f.op',
'<parent is NULL>'])
self.expect(
'expr f.op',
DATA_TYPES_DISPLAYED_CORRECTLY,
substrs=[
'ops *',
'$'],
patterns=['0x0+$'])
self.expect(
'expr *f.op',
DATA_TYPES_DISPLAYED_CORRECTLY,
substrs=['error:'],
error=True)
bkpt = self.target().FindBreakpointByID(bkpt_id)
for enum_value in enum_values:
self.expect(
"frame variable day",
'check for valid enumeration value',
substrs=[enum_value])
lldbutil.continue_to_breakpoint(self.process(), bkpt)
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