199451b44SJordan Rupprecht"""
299451b44SJordan RupprechtTest that we respect the sysroot when building the std module.
399451b44SJordan Rupprecht"""
499451b44SJordan Rupprecht
599451b44SJordan Rupprechtfrom lldbsuite.test.decorators import *
699451b44SJordan Rupprechtfrom lldbsuite.test.lldbtest import *
799451b44SJordan Rupprechtfrom lldbsuite.test import lldbutil
899451b44SJordan Rupprechtimport os
999451b44SJordan Rupprecht
10*cabee89bSRaphael Isemann
1199451b44SJordan Rupprechtclass ImportStdModule(TestBase):
1299451b44SJordan Rupprecht
1399451b44SJordan Rupprecht    # We only emulate a fake libc++ in this test and don't use the real libc++,
1499451b44SJordan Rupprecht    # but we still add the libc++ category so that this test is only run in
1599451b44SJordan Rupprecht    # test configurations where libc++ is actually supposed to be tested.
1699451b44SJordan Rupprecht    @add_test_categories(["libc++"])
1799451b44SJordan Rupprecht    @skipIf(compiler=no_match("clang"))
1899451b44SJordan Rupprecht    @skipIfRemote  # This test messes with the platform, can't be run remotely.
1999451b44SJordan Rupprecht    def test(self):
2099451b44SJordan Rupprecht        self.build()
2199451b44SJordan Rupprecht
2299451b44SJordan Rupprecht        sysroot = os.path.join(os.getcwd(), "root")
2399451b44SJordan Rupprecht
2499451b44SJordan Rupprecht        # Set the sysroot.
25*cabee89bSRaphael Isemann        self.runCmd("platform select --sysroot '" + sysroot + "' host",
26*cabee89bSRaphael Isemann                    CURRENT_EXECUTABLE_SET)
2799451b44SJordan Rupprecht
2899451b44SJordan Rupprecht        lldbutil.run_to_source_breakpoint(self,
29*cabee89bSRaphael Isemann                                          "// Set break point at this line.",
30*cabee89bSRaphael Isemann                                          lldb.SBFileSpec("main.cpp"))
3199451b44SJordan Rupprecht
3299451b44SJordan Rupprecht        self.runCmd("settings set target.import-std-module true")
3399451b44SJordan Rupprecht
3499451b44SJordan Rupprecht        # Call our custom function in our sysroot std module.
3599451b44SJordan Rupprecht        # If this gives us the correct result, then we used the sysroot.
3699451b44SJordan Rupprecht        # We rely on the default argument of -123 to make sure we actually have the C++ module.
3799451b44SJordan Rupprecht        # (We don't have default arguments in the debug information).
3899451b44SJordan Rupprecht        self.expect("expr std::myabs()", substrs=['(int) $0 = 123'])
39