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# encoding: utf-8
"""
Test lldb data formatter subsystem.
"""
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
from ObjCDataFormatterTestCase import ObjCDataFormatterTestCase
class ObjCDataFormatterKVO(ObjCDataFormatterTestCase):
def test_kvo_with_run_command(self):
"""Test the behavior of formatters when KVO is in use."""
self.build()
self.target, process, thread, bkpt = lldbutil.run_to_source_breakpoint(
self, "// Set break point at this line.", lldb.SBFileSpec("main.m", False)
)
self.runCmd("settings set target.prefer-dynamic-value no-dynamic-values")
# 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)
# as long as KVO is implemented by subclassing, this test should succeed
# we should be able to dynamically figure out that the KVO implementor class
# is a subclass of Molecule, and use the appropriate summary for it
self.runCmd("type summary add -s JustAMoleculeHere Molecule")
self.expect("frame variable molecule", substrs=["JustAMoleculeHere"])
self.runCmd("next")
self.expect("thread list", substrs=["stopped", "step over"])
self.expect("frame variable molecule", substrs=["JustAMoleculeHere"])
self.runCmd("next")
# check that NSMutableDictionary's formatter is not confused when
# dealing with a KVO'd dictionary
self.expect(
"frame variable newMutableDictionary",
substrs=["(NSDictionary *) newMutableDictionary = ", " 21 key/value pairs"],
)
lldbutil.run_break_set_by_symbol(self, "-[Molecule setAtoms:]")
self.runCmd("continue")
self.expect("frame variable _cmd", substrs=["setAtoms:"])
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