maven-core/src/test/java/org/apache/maven/execution/DefaultBuildResumptionDataRepositoryTest.java

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 * 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,
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package org.apache.maven.execution;

import java.util.ArrayList;
import java.util.List;
import java.util.Properties;

import org.apache.maven.model.Build;
import org.apache.maven.project.MavenProject;
import org.junit.jupiter.api.Test;

import static java.util.Collections.singleton;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.containsInAnyOrder;
import static org.hamcrest.Matchers.empty;
import static org.hamcrest.Matchers.is;

class DefaultBuildResumptionDataRepositoryTest {
    private final DefaultBuildResumptionDataRepository repository = new DefaultBuildResumptionDataRepository();

    @Test
    void resumeFromPropertyGetsApplied() {
        MavenExecutionRequest request = new DefaultMavenExecutionRequest();
        Properties properties = new Properties();
        properties.setProperty("remainingProjects", ":module-a");

        repository.applyResumptionProperties(request, properties);

        assertThat(request.getProjectActivation().getOptionalActiveProjectSelectors(), is(singleton(":module-a")));
    }

    @Test
    void resumeFromPropertyDoesNotOverrideExistingRequestParameters() {
        MavenExecutionRequest request = new DefaultMavenExecutionRequest();
        request.setResumeFrom(":module-b");
        Properties properties = new Properties();
        properties.setProperty("remainingProjects", ":module-a");

        repository.applyResumptionProperties(request, properties);

        assertThat(request.getResumeFrom(), is(":module-b"));
    }

    @Test
    void projectsFromPropertyGetsAddedToExistingRequestParameters() {
        MavenExecutionRequest request = new DefaultMavenExecutionRequest();
        List<String> selectedProjects = new ArrayList<>();
        selectedProjects.add(":module-a");
        request.setSelectedProjects(selectedProjects);
        Properties properties = new Properties();
        properties.setProperty("remainingProjects", ":module-b, :module-c");

        repository.applyResumptionProperties(request, properties);

        assertThat(
                request.getProjectActivation().getOptionalActiveProjectSelectors(),
                containsInAnyOrder(":module-a", ":module-b", ":module-c"));
    }

    @Test
    void selectedProjectsAreNotAddedWhenPropertyValueIsEmpty() {
        MavenExecutionRequest request = new DefaultMavenExecutionRequest();
        Properties properties = new Properties();
        properties.setProperty("remainingProjects", "");

        repository.applyResumptionProperties(request, properties);

        assertThat(request.getProjectActivation().getOptionalActiveProjectSelectors(), is(empty()));
    }

    @Test
    void applyResumptionData_shouldLoadData() {
        MavenExecutionRequest request = new DefaultMavenExecutionRequest();
        Build build = new Build();
        build.setDirectory("src/test/resources/org/apache/maven/execution/");
        MavenProject rootProject = new MavenProject();
        rootProject.setBuild(build);

        repository.applyResumptionData(request, rootProject);

        assertThat(
                request.getProjectActivation().getOptionalActiveProjectSelectors(),
                containsInAnyOrder("example:module-c"));
    }
}