Verify that schemaLocation keeps its original value
diff --git a/maven-release-plugin/src/it/projects/prepare/namespace/pom.xml b/maven-release-plugin/src/it/projects/prepare/namespace/pom.xml
new file mode 100644
index 0000000..3fee108
--- /dev/null
+++ b/maven-release-plugin/src/it/projects/prepare/namespace/pom.xml
@@ -0,0 +1,60 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ ~ 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.
+ -->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/maven-v4_0_0.xsd">
+ <modelVersion>4.0.0</modelVersion>
+
+ <groupId>org.apache.maven.its.release</groupId>
+ <artifactId>completion-goals</artifactId>
+ <version>1.0-SNAPSHOT</version>
+ <packaging>pom</packaging>
+
+ <description>Verify that schemaLocation keeps its original value</description>
+
+ <name>Maven Release Plugin IT</name>
+ <url>http://maven.apache.org/</url>
+
+ <scm>
+ <connection>scm:dummy|nul</connection>
+ <developerConnection>scm:dummy|nul</developerConnection>
+ </scm>
+
+ <build>
+ <plugins>
+ <plugin>
+ <artifactId>maven-release-plugin</artifactId>
+ <version>@project.version@</version>
+ <configuration>
+ <arguments>-Dflag -Dfoo=bar</arguments>
+ <mavenExecutorId>invoker</mavenExecutorId>
+ <goals>validate</goals>
+ <preparationGoals>validate</preparationGoals>
+ <completionGoals>verify</completionGoals>
+ </configuration>
+ <dependencies>
+ <dependency>
+ <groupId>org.apache.maven.its.release</groupId>
+ <artifactId>maven-scm-provider-dummy</artifactId>
+ <version>1.0</version>
+ </dependency>
+ </dependencies>
+ </plugin>
+ </plugins>
+ </build>
+</project>
diff --git a/maven-release-plugin/src/it/projects/prepare/namespace/verify.groovy b/maven-release-plugin/src/it/projects/prepare/namespace/verify.groovy
new file mode 100644
index 0000000..da22596
--- /dev/null
+++ b/maven-release-plugin/src/it/projects/prepare/namespace/verify.groovy
@@ -0,0 +1,29 @@
+/*
+ * 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.
+ */
+
+def project = new XmlSlurper().parse( new File( basedir, "pom.xml" ) )
+assert project['@xsi:schemaLocation'] == "http://maven.apache.org/POM/4.0.0 https://maven.apache.org/maven-v4_0_0.xsd"
+
+def projectTag = new XmlSlurper().parse( new File( basedir, "pom.xml.tag" ) )
+assert projectTag['@xsi:schemaLocation'] == "http://maven.apache.org/POM/4.0.0 https://maven.apache.org/maven-v4_0_0.xsd"
+
+def projectNext = new XmlSlurper().parse( new File( basedir, "pom.xml.next" ) )
+assert projectNext['@xsi:schemaLocation'] == "http://maven.apache.org/POM/4.0.0 https://maven.apache.org/maven-v4_0_0.xsd"
+
+return true