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Original file line number Diff line number Diff line change
Expand Up @@ -18,12 +18,12 @@
*/
package org.apache.maven.it;

import java.nio.file.Files;
import java.nio.file.Path;
import java.util.Properties;

import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.junit.jupiter.api.Assertions.assertEquals;

/**
* MNG-11133: Mixins should override properties inherited from parent.
Expand All @@ -37,13 +37,15 @@ public void testMixinOverridesParentProperty() throws Exception {
Verifier verifier = newVerifier(testDir);
verifier.setAutoclean(false);
verifier.deleteDirectory("target");
verifier.addCliArgument("help:effective-pom");
verifier.addCliArgument("-Doutput=target/effective-pom.xml");
verifier.addCliArgument("validate");
verifier.execute();
verifier.verifyErrorFreeLog();

verifier.verifyFilePresent("target/effective-pom.xml");
String effectivePom = Files.readString(testDir.resolve("target/effective-pom.xml"));
assertTrue(effectivePom.contains("<maven.compiler.release>21</maven.compiler.release>"));
verifier.verifyFilePresent("target/model.properties");
Properties props = verifier.loadProperties("target/model.properties");
assertEquals(
"21",
props.getProperty("project.properties.maven.compiler.release"),
"Property from mixin should override the parent's value");
}
}
Original file line number Diff line number Diff line change
Expand Up @@ -31,6 +31,30 @@ under the License.
<artifactId>project</artifactId>
<version>1.0</version>

<build>
<plugins>
<plugin>
<groupId>org.apache.maven.its.plugins</groupId>
<artifactId>maven-it-plugin-expression</artifactId>
<version>2.1-SNAPSHOT</version>
<executions>
<execution>
<goals>
<goal>eval</goal>
</goals>
<phase>validate</phase>
<configuration>
<outputFile>target/model.properties</outputFile>
<expressions>
<expression>project/properties</expression>
</expressions>
</configuration>
</execution>
</executions>
</plugin>
</plugins>
</build>

<mixins>
<mixin>
<relativePath>../mixins/mixin.xml</relativePath>
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