llvm/lldb/test/API/lang/objc/modules-compile-error/TestModulesCompileError.py

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


class TestCase(TestBase):
    @skipIf(compiler="clang", compiler_version=["<", "11.0"])
    def test(self):
        self.build()
        lldbutil.run_to_source_breakpoint(
            self, "// break here", lldb.SBFileSpec("main.m")
        )

        # Try importing our custom module. This will fail as LLDB won't define
        # the CLANG_ONLY define when it compiles the module for the expression
        # evaluator.
        # Check that the error message shows file/line/column, prints the relevant
        # line from the source code and mentions the module that failed to build.
        self.expect(
            "expr @import LLDBTestModule",
            error=True,
            substrs=[
                "module.h:4:1: use of undeclared identifier 'syntax_error_for_lldb_to_find'",
                "syntax_error_for_lldb_to_find // comment that tests source printing",
                "could not build module 'LLDBTestModule'",
            ],
        )