xref: /llvm-project/lldb/test/API/lang/cpp/modules-import/TestCXXModulesImport.py (revision 2238dcc39358353cac21df75c3c3286ab20b8f53) 
1"""Test that importing modules in C++ works as expected."""
2
3
4import lldb
5import shutil
6
7from lldbsuite.test.decorators import *
8from lldbsuite.test.lldbtest import *
9from lldbsuite.test import lldbutil
10
11
12class CXXModulesImportTestCase(TestBase):
13    def build(self):
14        include = self.getBuildArtifact("include")
15        lldbutil.mkdir_p(include)
16        for f in ["Foo.h", "Bar.h", "module.modulemap"]:
17            shutil.copyfile(
18                self.getSourcePath(os.path.join("Inputs", f)), os.path.join(include, f)
19            )
20        super(CXXModulesImportTestCase, self).build()
21
22    @skipUnlessDarwin
23    @skipIf(macos_version=["<", "10.12"])
24    @skipIf(compiler="clang", compiler_version=["<", "14.0"])
25    def test_expr(self):
26        self.build()
27        target, process, thread, bkpt = lldbutil.run_to_source_breakpoint(
28            self, "break here", lldb.SBFileSpec("main.cpp")
29        )
30
31        self.expect("expr -l Objective-C++ -- @import Bar")
32        self.expect("expr -- Bar()", substrs=["success"])
33        self.expect(
34            "expr -l Objective-C++ -- @import THIS_MODULE_DOES_NOT_EXIST", error=True
35        )
36
37    @skipUnlessDarwin
38    @skipIf(macos_version=["<", "10.12"])
39    @skipIf(compiler="clang", compiler_version=["<", "14.0"])
40    def test_expr_failing_import(self):
41        self.build()
42        shutil.rmtree(self.getBuildArtifact("include"))
43        target, process, thread, bkpt = lldbutil.run_to_source_breakpoint(
44            self, "break here", lldb.SBFileSpec("main.cpp")
45        )
46
47        self.expect("expr -l Objective-C++ -- @import Bar", error=True)
48