# Copyright 2018 Uber Technologies, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may not
# use this file except in compliance with the License. You may obtain a copy of
# the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations under
# the License.

# Support code for wrapping tests or other executables with Valgrind.

if(__test_wrap_valgrind)
    return()
endif()
set(__test_wrap_valgrind 1)

include(CMakeDependentOption)

find_program(VALGRIND valgrind)
cmake_dependent_option(WRAP_VALGRIND "Wrap tests in valgrind" OFF "VALGRIND"
                       OFF)
if(WRAP_VALGRIND)
    # TEST_WRAPPER could be used to configure the Valgrind parameters, or to use
    # a different wrapper entirely.
    set(TEST_WRAPPER
        ${VALGRIND} --track-origins=yes --leak-check=full --error-exitcode=99
        CACHE STRING "Wrapper executable for tests and benchmarks")
    mark_as_advanced(TEST_WRAPPER)
    # Convert from semicolon separated list of values to a form that can be used
    # by a shell.
    string(REPLACE ";" " " TEST_WRAPPER_STR "${TEST_WRAPPER}")
endif()
