xref: /llvm-project/lldb/test/API/lang/objc/foundation/TestSymbolTable.py (revision 2238dcc39358353cac21df75c3c3286ab20b8f53)

"""
Test symbol table access for main.m.
"""

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


class FoundationSymtabTestCase(TestBase):
    symbols_list = [
        "-[MyString initWithNSString:]",
        "-[MyString dealloc]",
        "-[MyString description]",
        "-[MyString descriptionPauses]",  # synthesized property
        "-[MyString setDescriptionPauses:]",  # synthesized property
        "Test_Selector",
        "Test_NSString",
        "Test_MyString",
        "Test_NSArray",
        "main",
    ]

    @add_test_categories(["pyapi"])
    def test_with_python_api(self):
        """Test symbol table access with Python APIs."""
        self.build()
        exe = self.getBuildArtifact("a.out")
        target = self.dbg.CreateTarget(exe)
        self.assertTrue(target, VALID_TARGET)

        # Launch the process, and do not stop at the entry point.
        process = target.LaunchSimple(None, None, self.get_process_working_directory())
        self.assertTrue(process, PROCESS_IS_VALID)

        # Create the filespec by which to locate our a.out module. Use the
        # absolute path to get the module for the current variant.
        filespec = lldb.SBFileSpec(exe, False)

        module = target.FindModule(filespec)
        self.assertTrue(module, VALID_MODULE)

        # Create the set of known symbols.  As we iterate through the symbol
        # table, remove the symbol from the set if it is a known symbol.
        expected_symbols = set(self.symbols_list)
        for symbol in module:
            self.assertTrue(symbol, VALID_SYMBOL)
            self.trace("symbol:", symbol)
            name = symbol.GetName()
            if name in expected_symbols:
                self.trace(
                    "Removing %s from known_symbols %s" % (name, expected_symbols)
                )
                expected_symbols.remove(name)

        # At this point, the known_symbols set should have become an empty set.
        # If not, raise an error.
        self.trace("symbols unaccounted for:", expected_symbols)
        self.assertEqual(
            len(expected_symbols), 0, "All the known symbols are accounted for"
        )