core-it-suite/src/test/java/org/apache/maven/it/MavenITmng4312TypeAwarePluginParameterExpressionInjectionTest.java

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 * Licensed to the Apache Software Foundation (ASF) under one
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 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
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 *
 *   http://www.apache.org/licenses/LICENSE-2.0
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 * Unless required by applicable law or agreed to in writing,
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package org.apache.maven.it;

import java.io.File;
import java.util.Properties;

import org.apache.maven.shared.verifier.Verifier;
import org.apache.maven.shared.verifier.util.ResourceExtractor;
import org.junit.jupiter.api.Test;

/**
 * This is a test set for <a href="https://issues.apache.org/jira/browse/MNG-4312">MNG-4312</a>.
 *
 * @author Benjamin Bentmann
 */
public class MavenITmng4312TypeAwarePluginParameterExpressionInjectionTest extends AbstractMavenIntegrationTestCase {

    public MavenITmng4312TypeAwarePluginParameterExpressionInjectionTest() {
        super("[3.0-alpha-3,)");
    }

    /**
     * Verify that plugins that use magic parameter expressions like ${plugin} for ordinary system properties
     * get properly configured and don't crash due to Maven trying to inject a type-incompatible magic value
     * into the String-type mojo parameter.
     *
     * @throws Exception in case of failure
     */
    @Test
    public void testit() throws Exception {
        File testDir = ResourceExtractor.simpleExtractResources(getClass(), "/mng-4312");

        Verifier verifier = newVerifier(testDir.getAbsolutePath());
        verifier.setAutoclean(false);
        verifier.deleteDirectory("target");
        verifier.addCliArgument("validate");
        verifier.execute();
        verifier.verifyErrorFreeLog();

        Properties props = verifier.loadProperties("target/config.properties");

        assertEquals("", props.getProperty("stringParam", ""));
        assertEquals("", props.getProperty("aliasParam", ""));
        assertEquals("maven-core-it", props.getProperty("defaultParam"));
    }
}