lldb/test/API/functionalities/breakpoint/dummy_target_breakpoints/TestBreakpointsWithNoTargets.py

"""
Test breakpoint commands set before we have a target
"""


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


class BreakpointInDummyTarget(TestBase):
    def test(self):
        """Test breakpoint set before we have a target."""
        self.build()
        self.dummy_breakpoint_test()

    def setUp(self):
        # Call super's setUp().
        TestBase.setUp(self)
        # Find the line number to break inside main().
        self.line = line_number("main.c", "Set a breakpoint on this line.")
        self.line2 = line_number("main.c", "Set another on this line.")

    def dummy_breakpoint_test(self):
        """Test breakpoint set before we have a target."""

        # This should create a breakpoint with 3 locations.
        lldbutil.run_break_set_by_file_and_line(
            self, "main.c", self.line, num_expected_locations=0
        )
        lldbutil.run_break_set_by_file_and_line(
            self, "main.c", self.line2, num_expected_locations=0
        )

        # This is the function to remove breakpoints from the dummy target
        # to get a clean slate for the next test case.
        def cleanup():
            self.runCmd("breakpoint delete -D -f", check=False)
            self.runCmd("breakpoint list", check=False)

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

        exe = self.getBuildArtifact("a.out")
        self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)

        # The breakpoint list should show 3 locations.
        self.expect(
            "breakpoint list -f",
            "Breakpoint locations shown correctly",
            substrs=[
                "1: file = 'main.c', line = %d, exact_match = 0, locations = 1"
                % self.line,
                "2: file = 'main.c', line = %d, exact_match = 0, locations = 1"
                % self.line2,
            ],
        )

        # Run the program.
        self.runCmd("run", RUN_SUCCEEDED)

        # Stopped once.
        self.expect(
            "thread backtrace",
            STOPPED_DUE_TO_BREAKPOINT,
            substrs=["stop reason = breakpoint 1."],
        )

        # Continue the program, there should be another stop.
        self.runCmd("process continue")

        # Stopped again.
        self.expect(
            "thread backtrace",
            STOPPED_DUE_TO_BREAKPOINT,
            substrs=["stop reason = breakpoint 2."],
        )