"""
Test lldb data formatter subsystem.
"""


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


class DataFormatterBoolRefPtr(TestBase):
    @skipUnlessDarwin
    def test_boolrefptr_with_run_command(self):
        """Test the formatters we use for BOOL& and BOOL* in Objective-C."""
        self.build()
        self.boolrefptr_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", "// Set break point at this line.")

    def boolrefptr_data_formatter_commands(self):
        """Test the formatters we use for BOOL& and BOOL* in Objective-C."""
        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)

        isArm = "arm" in self.getArchitecture()

        # Now check that we use the right summary for BOOL&
        self.expect("frame variable yes_ref", substrs=["YES"])
        self.expect("frame variable no_ref", substrs=["NO"])
        if not (isArm):
            self.expect("frame variable unset_ref", substrs=["12"])

        # Now check that we use the right summary for BOOL*
        self.expect("frame variable yes_ptr", substrs=["YES"])
        self.expect("frame variable no_ptr", substrs=["NO"])
        if not (isArm):
            self.expect("frame variable unset_ptr", substrs=["12"])

        # Now check that we use the right summary for BOOL
        self.expect("frame variable yes", substrs=["YES"])
        self.expect("frame variable no", substrs=["NO"])
        if not (isArm):
            self.expect("frame variable unset", substrs=["12"])

        # BOOL is bool instead of signed char on ARM.
        converted_YES = "-1" if not isArm else "YES"

        self.expect_expr(
            "myField",
            result_type="BoolBitFields",
            result_children=[
                ValueCheck(name="fieldOne", summary="NO"),
                ValueCheck(name="fieldTwo", summary=converted_YES),
                ValueCheck(name="fieldThree", summary="NO"),
                ValueCheck(name="fieldFour", summary="NO"),
                ValueCheck(name="fieldFive", summary=converted_YES),
            ],
        )