"""
Test the output of `frame diagnose` for dereferencing a function's return value
"""


import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil


class TestDiagnoseDereferenceFunctionReturn(TestBase):
    @skipUnlessDarwin
    @skipIf(
        archs=no_match(["x86_64"])
    )  # <rdar://problem/33842388> frame diagnose doesn't work for armv7 or arm64
    @expectedFailureAll(oslist=["macosx"], archs=["i386"], bugnumber="rdar://28656408")
    def test_diagnose_dereference_function_return(self):
        TestBase.setUp(self)
        self.build()
        exe = self.getBuildArtifact("a.out")
        # FIXME: This default changed in lldbtest.py and this test
        # seems to rely on having it turned off.
        self.runCmd("settings set target.disable-aslr true")
        self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
        self.runCmd("run", RUN_SUCCEEDED)
        self.expect("thread list", "Thread should be stopped", substrs=["stopped"])
        self.expect(
            "frame diagnose", "Crash diagnosis was accurate", substrs=["GetAFoo", "->b"]
        )