lldb/test/API/commands/expression/call-function/TestCallStdStringFunction.py

"""
Test calling std::String member functions.
"""

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


@skipIfWasm  # no expression evaluation
class ExprCommandCallFunctionTestCase(TestBase):
    @expectedFailureAll(
        compiler="icc", bugnumber="llvm.org/pr14437, fails with ICC 13.1"
    )
    @skipIf(compiler="clang", compiler_version=["<", "9.0"])
    def test_with(self):
        """Test calling std::String member function."""
        self.build()
        lldbutil.run_to_source_breakpoint(
            self, "// break here", lldb.SBFileSpec("main.cpp")
        )

        self.expect("expression str", substrs=["Hello world"])

        # Calling this function now succeeds, but we follow the typedef return type through to
        # const char *, and thus don't invoke the Summary formatter.

        # clang's libstdc++ on ios arm64 inlines std::string::c_str() always;
        # skip this part of the test.
        triple = self.dbg.GetSelectedPlatform().GetTriple()
        do_cstr_test = True
        if triple in [
            "arm64-apple-ios",
            "arm64e-apple-ios",
            "arm64-apple-tvos",
            "armv7k-apple-watchos",
            "arm64-apple-bridgeos",
            "arm64_32-apple-watchos",
        ]:
            do_cstr_test = False
        if do_cstr_test:
            self.expect("expression str.c_str()", substrs=["Hello world"])