surefire-providers/surefire-junit-platform/src/main/java/org/apache/maven/surefire/junitplatform/TestPlanScannerFilter.java

package org.apache.maven.surefire.junitplatform;

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 */

import static org.junit.platform.engine.discovery.DiscoverySelectors.selectClass;
import static org.junit.platform.launcher.core.LauncherDiscoveryRequestBuilder.request;

import org.apache.maven.surefire.api.util.ScannerFilter;
import org.junit.platform.engine.Filter;
import org.junit.platform.launcher.Launcher;
import org.junit.platform.launcher.LauncherDiscoveryRequest;
import org.junit.platform.launcher.TestPlan;

/**
 * @since 2.22.0
 */
final class TestPlanScannerFilter
    implements ScannerFilter
{

    private final Launcher launcher;

    private final Filter<?>[] includeAndExcludeFilters;

    TestPlanScannerFilter( Launcher launcher, Filter<?>[] includeAndExcludeFilters )
    {
        this.launcher = launcher;
        this.includeAndExcludeFilters = includeAndExcludeFilters;
    }

    @Override
    @SuppressWarnings( "rawtypes" )
    public boolean accept( Class testClass )
    {
        LauncherDiscoveryRequest discoveryRequest = request()
                        .selectors( selectClass( testClass.getName() ) )
                        .filters( includeAndExcludeFilters ).build();

        TestPlan testPlan = launcher.discover( discoveryRequest );

        return testPlan.containsTests();
    }
}