---
# Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"). You may not use
# this file except in compliance with the License. A copy of the License is
# located at
#
# http://aws.amazon.com/apache2.0/
#
# or in the "license" file accompanying this file. This file 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.
version: 0.2

env:
  shell: bash
  variables:
    # Select a libcrypto where s2n-tls will override the RAND engine by default.
    S2N_LIBCRYPTO: "openssl-1.0.2"
    CTEST_OUTPUT_ON_FAILURE: 1

phases:
  pre_build:
    commands:
      - |
        if [ -d "third-party-src" ]; then
          cd third-party-src;
        fi
  build:
    on-failure: ABORT
    commands:
      - |
        cmake . -Brand_override_enabled \
          -DCMAKE_PREFIX_PATH=/usr/local/"${S2N_LIBCRYPTO}" \
          -DCMAKE_BUILD_TYPE=RelWithDebInfo
      - cmake --build ./rand_override_enabled -- -j $(nproc)
      - |
        cmake . -Brand_override_disabled \
          -DCMAKE_PREFIX_PATH=/usr/local/"${S2N_LIBCRYPTO}" \
          -DCMAKE_BUILD_TYPE=RelWithDebInfo \
          -DS2N_OVERRIDE_LIBCRYPTO_RAND_ENGINE=0
      - cmake --build ./rand_override_disabled -- -j $(nproc)
  post_build:
    on-failure: ABORT
    commands:
      # CTEST_PARALLEL_LEVEL is set outside of env/variables to ensure that `nproc` is evaluated.
      - export CTEST_PARALLEL_LEVEL=$(nproc)
      # Run the s2n-tls tests with the assumption that the RAND engine override feature will be
      # disabled. This will enable tests that ensure it's disabled.
      - export S2N_DISABLE_RAND_ENGINE_OVERRIDE_EXPECTED=1
      - make -C rand_override_disabled test
      # If the RAND engine override is not actually disabled, tests that expect it to be should fail.
      - echo "The following is a negative test, and is expected to fail."
      - | 
        ! make -C rand_override_enabled test -- ARGS="-R 's2n_random_test'"
      # The tests should succeed without this assumption.
      - unset S2N_DISABLE_RAND_ENGINE_OVERRIDE_EXPECTED
      - make -C rand_override_enabled test -- ARGS="-R 's2n_random_test'"
