boolean flattenEnabled = Features.consumerPomFlatten(session.getConfigProperties());
        String packaging = model.getPackaging();
        String originalPackaging = project.getOriginalModel().getPackaging();

        // Check if this is a BOM (original packaging is "bom")
        boolean isBom = BOM_PACKAGING.equals(originalPackaging);

        // Check if mixins are present without flattening enabled

    <modelVersion>4.0.0</modelVersion>

    <groupId>org.junit</groupId>
    <artifactId>bom</artifactId>
    <version>0.2</version>
    <packaging>pom</packaging>

    <dependencyManagement>
        <dependencies>
            <dependency>
                <groupId>org.junit</groupId>
                <artifactId>junit</artifactId>
                <version>0.2</version>

    <artifactId>p0</artifactId>
    <groupId>maven-t09</groupId>
    <version>1.0</version>
  </parent>
  <modelVersion>4.0.0</modelVersion>
  <groupId>maven-t09</groupId>
  <artifactId>p1</artifactId>
  <packaging>pom</packaging>
  <name>p1</name>
  <version>1.0</version>
  <scm>
    <url>scm-url</url>
  </scm>

  <dependencies>

    <dependency>
      <groupId>maven-test</groupId>
      <artifactId>t09-a</artifactId>

  <modelVersion>4.0.0</modelVersion>

  <groupId>test</groupId>
  <artifactId>test</artifactId>
  <version>0.1-SNAPSHOT</version>
  <packaging>pom</packaging>

  <build>
    <pluginManagement>
      <plugins>
        <plugin>
          <groupId>org.apache.maven.plugins</groupId>
          <artifactId>maven-compiler-plugin</artifactId>

  <modelVersion>4.0.0</modelVersion>

  <groupId>org.apache.maven.its.plugins</groupId>
  <artifactId>maven-it-plugin</artifactId>
  <version>0.1</version>
  <packaging>maven-plugin</packaging>

  <name>Maven Integration Test Plugin</name>
  <description>
    A test plugin to assist testing of Maven core.
  </description>
  <inceptionYear>2009</inceptionYear>

  <distributionManagement>

    <artifactId>p4</artifactId>
    <groupId>maven.t02</groupId>
    <version>1.0</version>
  </parent>
  <modelVersion>4.0.0</modelVersion>
  <groupId>maven.t02</groupId>
  <artifactId>p5</artifactId>
  <packaging>jar</packaging>
  <name>p5</name>
  <version>1.0</version>

under the License.
-->

<project>
  <modelVersion>4.0.0</modelVersion>
  <artifactId>foo</artifactId>
  <groupId>bar</groupId>
  <version>1.0</version>
  <packaging>pack</packaging>
  <build>
    <plugins>
      <plugin>
        <artifactId>maven-it-plugin</artifactId>
        <version></version>
      </plugin>
    </plugins>
  </build>

under the License.
-->

<project>
  <modelVersion>4.0.0</modelVersion>
  <artifactId>foo</artifactId>
  <groupId>foo</groupId>
  <version>99.44</version>
  <packaging>bleh</packaging>
  <dependencyManagement>
    <dependencies>
      <dependency>
        <artifactId>artifactId</artifactId>
        <groupId>groupId</groupId>
      </dependency>
    </dependencies>

        <artifactId>parent</artifactId>
        <version>0.0.1-SNAPSHOT</version>
        <relativePath>./parent-pom.xml</relativePath>
    </parent>

    <artifactId>child</artifactId>
    <packaging>jar</packaging>

    <build>
        <plugins>
            <plugin>
                <groupId>${codehaus.groupId}</groupId>
                <artifactId>build-helper-maven-plugin</artifactId>
            </plugin>

    <modelVersion>4.0.0</modelVersion>

    <groupId>org.apache.maven.its</groupId>
    <artifactId>parent</artifactId>
    <version>0.1</version>
    <packaging>pom</packaging>

    <name>Maven Integration Test :: Dummy Parent</name>

    <build>
        <pluginManagement>
            <plugins>
                <plugin>