llvm-project/lldb/test/API/functionalities/data-formatter/poarray/TestPrintObjectArray.py

124 lines
3.8 KiB
Python

"""
Test lldb data formatter subsystem.
"""
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class PrintObjectArrayTestCase(TestBase):
@skipUnlessDarwin
def test_print_array(self):
"""Test that expr -O -Z works"""
self.build()
self.printarray_data_formatter_commands()
@skipUnlessDarwin
def test_print_array_no_const(self):
"""Test that expr -O -Z works"""
disable_constant_classes = {
'CC':
'xcrun clang', # FIXME: Remove when flags are available upstream.
'USE_SYSTEM_STDLIB':
'1', # See above.
'CFLAGS_EXTRAS':
'-fno-constant-nsnumber-literals ' +
'-fno-constant-nsarray-literals ' +
'-fno-constant-nsdictionary-literals'
}
self.build(dictionary=disable_constant_classes)
self.printarray_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.mm', 'break here')
def printarray_data_formatter_commands(self):
"""Test that expr -O -Z works"""
self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET)
lldbutil.run_break_set_by_file_and_line(
self, "main.mm", 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 format clear', check=False)
self.runCmd('type summary clear', check=False)
self.runCmd('type synth clear', check=False)
# Execute the cleanup function during test case tear down.
self.addTearDownHook(cleanup)
self.expect(
'expr --element-count 3 --object-description -- objects',
substrs=[
'3735928559',
'4276993775',
'3203398366',
'Hello',
'World',
'Two =',
'1 ='])
self.expect(
'poarray 3 objects',
substrs=[
'3735928559',
'4276993775',
'3203398366',
'Hello',
'World',
'Two =',
'1 ='])
self.expect(
'expr --element-count 3 --object-description --description-verbosity=full -- objects',
substrs=[
'[0] =',
'3735928559',
'4276993775',
'3203398366',
'[1] =',
'Hello',
'World',
'[2] =',
'Two =',
'1 ='])
self.expect(
'parray 3 objects',
substrs=[
'[0] = 0x',
'[1] = 0x',
'[2] = 0x'])
self.expect(
'expr --element-count 3 -d run -- objects',
substrs=[
'3 elements',
'2 elements',
'2 key/value pairs'])
self.expect(
'expr --element-count 3 -d run --ptr-depth=1 -- objects',
substrs=[
'3 elements',
'3735928559',
'4276993775',
'3203398366',
'2 elements',
'"Hello"',
'"World"',
'2 key/value pairs',
])