}

        return profiles;
    }

    /* (non-Javadoc)
     * @see org.apache.maven.profiles.ProfileManager#addProfiles(java.util.List)
     */
    @Override
    public void addProfiles(List<Profile> profiles) {
        for (Profile profile1 : profiles) {
            addProfile(profile1);
        }
    }

    public void activateAsDefault(String profileId) {

    void testValidateUniqueProfileId() throws Exception {
        Settings settings = new Settings();
        Profile profile1 = new Profile();
        profile1.setId("test");
        settings.addProfile(profile1);
        Profile profile2 = new Profile();
        profile2.setId("test");
        settings.addProfile(profile2);

        SimpleProblemCollector problems = new SimpleProblemCollector();

            assertTrue(
                    location.getSource().getLocation().contains("pom-with-profiles/pom.xml"),
                    "Profile location should contain 'pom-with-profiles/pom.xml', but was: "
                            + location.getSource().getLocation() + " for profile: " + profile.getId());

  xml.namespace="http://maven.apache.org/PROFILES/${version}"
  xml.schemaLocation="http://maven.apache.org/xsd/profiles-${version}.xsd">
  <id>profiles</id>
  <name>Profiles</name>
  <description><![CDATA[
    <b>Deprecated</b> Project-local overrides to the build process based on detected or user-provided environmental parameters.
    This is the model specification for <code>${basedir}/profiles.xml</code>.
  ]]></description>
  <defaults>

  <artifactId>aid</artifactId>
  <groupId>gid</groupId>
  <version>0.1</version>
  <packaging>pom</packaging>

  <profiles>
    <profile>
      <id>non-unique-id</id>
    </profile>
    <profile>
      <id>non-unique-id</id>
    </profile>
  </profiles>

    <packaging>pom</packaging>

    <profiles>
        <profile>
            <id>+invalid-id</id>
        </profile>
        <profile>
            <id>-invalid-id</id>
        </profile>
        <profile>
            <id>!invalid-id</id>
        </profile>
        <profile>
            <id>?invalid-id</id>
        </profile>
        <profile>
            <id>valid-id</id>
        </profile>

    private ProfilesConversionUtils() {}

    public static Profile convertFromProfileXmlProfile(org.apache.maven.profiles.Profile profileXmlProfile) {
        Profile profile = new Profile();

        profile.setId(profileXmlProfile.getId());

        profile.setSource("profiles.xml");

        org.apache.maven.profiles.Activation profileActivation = profileXmlProfile.getActivation();

  <groupId>gid</groupId>
  <version>0.1</version>
  <packaging>pom</packaging>

  <profiles>

    <profile>
      <id>exists-project-version</id>
      <activation>
        <file>
          <exists>${project.version}/test.txt</exists>
        </file>
      </activation>
    </profile>
    <profile>
      <id>missing-project-version</id>
      <activation>
        <file>

    </profile>

    <profile>
      <id>dynamic-property-available</id>
      <activation>
        <property>
          <name>${activationProperty}</name>
        </property>
      </activation>
    </profile>

    <profile>
      <id>matches-another-property</id>
      <activation>
        <property>
          <name>foo</name>
          <value>${bar}</value>
        </property>
      </activation>
    </profile>

  <groupId>gid</groupId>
  <version>0.1</version>
  <packaging>pom</packaging>

  <profiles>

    <profile>
      <id>property-name-project-version</id>
      <activation>
        <property>
          <name>${project.version}</name>
        </property>
      </activation>
    </profile>
    <profile>
      <id>property-value-project-version</id>
      <activation>
        <property>