xref: /llvm-project/lldb/test/API/lang/cpp/modules-import/TestCXXModulesImport.py (revision 2238dcc39358353cac21df75c3c3286ab20b8f53)

"""Test that importing modules in C++ works as expected."""


import lldb
import shutil

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


class CXXModulesImportTestCase(TestBase):
    def build(self):
        include = self.getBuildArtifact("include")
        lldbutil.mkdir_p(include)
        for f in ["Foo.h", "Bar.h", "module.modulemap"]:
            shutil.copyfile(
                self.getSourcePath(os.path.join("Inputs", f)), os.path.join(include, f)
            )
        super(CXXModulesImportTestCase, self).build()

    @skipUnlessDarwin
    @skipIf(macos_version=["<", "10.12"])
    @skipIf(compiler="clang", compiler_version=["<", "14.0"])
    def test_expr(self):
        self.build()
        target, process, thread, bkpt = lldbutil.run_to_source_breakpoint(
            self, "break here", lldb.SBFileSpec("main.cpp")
        )

        self.expect("expr -l Objective-C++ -- @import Bar")
        self.expect("expr -- Bar()", substrs=["success"])
        self.expect(
            "expr -l Objective-C++ -- @import THIS_MODULE_DOES_NOT_EXIST", error=True
        )

    @skipUnlessDarwin
    @skipIf(macos_version=["<", "10.12"])
    @skipIf(compiler="clang", compiler_version=["<", "14.0"])
    def test_expr_failing_import(self):
        self.build()
        shutil.rmtree(self.getBuildArtifact("include"))
        target, process, thread, bkpt = lldbutil.run_to_source_breakpoint(
            self, "break here", lldb.SBFileSpec("main.cpp")
        )

        self.expect("expr -l Objective-C++ -- @import Bar", error=True)