llvm/lldb/test/API/functionalities/data-formatter/user-format-vs-summary/TestUserFormatVsSummary.py

"""
Test that the user can input a format but it will not prevail over summary format's choices.
"""


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


class UserFormatVSSummaryTestCase(TestBase):
    def setUp(self):
        # Call super's setUp().
        TestBase.setUp(self)
        # Find the line number to break at.
        self.line = line_number("main.cpp", "// Set break point at this line.")

    def test_with_run_command(self):
        """Test that the user can input a format but it will not prevail over summary format's choices."""
        self.build()
        self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET)

        lldbutil.run_break_set_by_file_and_line(
            self, "main.cpp", 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"],
        )

        self.expect("frame variable p1", substrs=["(Pair) p1 = (x = 3, y = -3)"])

        # 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)

        # Execute the cleanup function during test case tear down.
        self.addTearDownHook(cleanup)

        self.runCmd('type summary add Pair -s "x=${var.x%d},y=${var.y%u}"')

        self.expect("frame variable p1", substrs=["(Pair) p1 = x=3,y=4294967293"])
        self.expect(
            "frame variable -f x p1",
            substrs=["(Pair) p1 = x=0x00000003,y=0xfffffffd"],
            matching=False,
        )
        self.expect(
            "frame variable -f d p1", substrs=["(Pair) p1 = x=3,y=-3"], matching=False
        )
        self.expect("frame variable p1", substrs=["(Pair) p1 = x=3,y=4294967293"])

        self.runCmd('type summary add Pair -s "x=${var.x%x},y=${var.y%u}"')

        self.expect(
            "frame variable p1", substrs=["(Pair) p1 = x=0x00000003,y=4294967293"]
        )
        self.expect(
            "frame variable -f d p1", substrs=["(Pair) p1 = x=3,y=-3"], matching=False
        )