Prevent execute subcommand warning to be emitted

Author: sormuras

platform-tooling-support-tests/projects/multi-release-jar/default/pom.xml

@@ -45,7 +45,7 @@
             <plugin>
                 <groupId>de.sormuras.junit</groupId>
                 <artifactId>junit-platform-maven-plugin</artifactId>
-                <version>1.1.7</version>
+                <version>1.1.8</version>
                 <extensions>true</extensions>
                 <configuration>
                     <executor>JAVA</executor>

platform-tooling-support-tests/src/test/java/platform/tooling/support/tests/MultiReleaseJarTests.java

@@ -76,12 +76,15 @@ void checkDefault() throws Exception {
 
 		var result = mvn(variant);
 
-		result.getOutputLines("out").forEach(System.out::println);
+		var outputLines = result.getOutputLines("out");
+		outputLines.forEach(System.out::println);
 		result.getOutputLines("err").forEach(System.err::println);
 
 		assertEquals(0, result.getExitCode());
 		assertEquals("", result.getOutput("err"));
-		assertTrue(result.getOutputLines("out").contains("[INFO] BUILD SUCCESS"));
+		assertTrue(outputLines.contains("[INFO] BUILD SUCCESS"));
+		assertFalse(outputLines.contains("[WARNING] "), "Warning marker detected");
+		assertFalse(outputLines.contains("[ERROR] "), "Error marker detected");
 
 		var workspace = Path.of("build/test-workspace/multi-release-jar", variant);
 		var actualLines = Files.readAllLines(workspace.resolve("target/junit-platform/console-launcher.out.log"));