001package ca.uhn.fhir.test.utilities.docker;
002
003/*-
004 * #%L
005 * HAPI FHIR Test Utilities
006 * %%
007 * Copyright (C) 2014 - 2023 Smile CDR, Inc.
008 * %%
009 * Licensed under the Apache License, Version 2.0 (the "License");
010 * you may not use this file except in compliance with the License.
011 * You may obtain a copy of the License at
012 *
013 *      http://www.apache.org/licenses/LICENSE-2.0
014 *
015 * Unless required by applicable law or agreed to in writing, software
016 * distributed under the License is distributed on an "AS IS" BASIS,
017 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
018 * See the License for the specific language governing permissions and
019 * limitations under the License.
020 * #L%
021 */
022
023import org.junit.jupiter.api.extension.ConditionEvaluationResult;
024import org.junit.jupiter.api.extension.ExecutionCondition;
025import org.junit.jupiter.api.extension.ExtensionContext;
026import org.testcontainers.DockerClientFactory;
027
028
029/**
030 * Execution condition which will skip test classes that require docker if it is not present on the host machine
031 */
032public class DockerRequiredCondition implements ExecutionCondition {
033        public static final String AVAILABLE_MSG = "Docker is installed so we can run these tests!";
034        public static final String UNAVAILABLE_MSG = "It appears as though docker is not installed on the host machine!";
035
036        @Override
037        public ConditionEvaluationResult evaluateExecutionCondition(ExtensionContext theExtensionContext) {
038                try {
039                        boolean isDockerAvailable = DockerClientFactory.instance().isDockerAvailable();
040                        return isDockerAvailable
041                                ? ConditionEvaluationResult.enabled(AVAILABLE_MSG)
042                                : ConditionEvaluationResult.disabled(UNAVAILABLE_MSG);
043                } catch (Exception e) {
044                        return ConditionEvaluationResult.disabled(UNAVAILABLE_MSG);
045                }
046        }
047}