xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0</modelVersion>

  <groupId>simple</groupId>
  <artifactId>simple</artifactId>
  <version>1.0-SNAPSHOT</version>
  <packaging>pom</packaging>

 *  New: `Protocol.QUIC` constant. This protocol is not supported but this
    constant is included for completeness.
 *  New: Upgrade to Okio 1.14.0.

     ```xml
     <dependency>
       <groupId>com.squareup.okio</groupId>
       <artifactId>okio</artifactId>
       <version>1.14.0</version>
     </dependency>

     com.squareup.okio:okio:1.14.0
     ```

    }

    @Test
    void testMissingGroupId() throws Exception {
        SimpleProblemCollector result = validate("missing-groupId-pom.xml");

        assertViolations(result, 0, 1, 0);

        assertEquals("'groupId' is missing.", result.getErrors().get(0));
    }

    @Test
    void testInvalidCoordinateIds() throws Exception {

<project>
  <modelVersion>4.0.0</modelVersion>
  <groupId>maven-test</groupId>
  <artifactId>t06-d</artifactId>
  <packaging>jar</packaging>
  <version>1.0</version>

<project>
  <modelVersion>4.0.0</modelVersion>
  <groupId>maven-test</groupId>
  <artifactId>t06-d</artifactId>
  <packaging>jar</packaging>
  <version>1.1</version>

<project>
  <modelVersion>4.0.0</modelVersion>
  <groupId>maven-test</groupId>
  <artifactId>t07-d</artifactId>
  <packaging>jar</packaging>
  <version>1.1</version>

<project>
  <modelVersion>4.0.0</modelVersion>
  <groupId>maven-test</groupId>
  <artifactId>t10-b</artifactId>
  <packaging>jar</packaging>
  <version>1.0</version>

                <modelVersion>4.0.0</modelVersion>
                <groupId>%s</groupId>
                <artifactId>%s</artifactId>
                <version>%s</version>
            </project>
            """, groupId, artifactId, version);
    }

    /**
     * Creates a POM XML string with parent for testing.
     *
     * @param parentGroupId the parent group ID
     * @param parentArtifactId the parent artifact ID

  <modelVersion>4.0.0</modelVersion>
  <groupId>org.apache.maven.embedder</groupId>
  <artifactId>simple-project</artifactId>
  <version>1.0-SNAPSHOT</version>
  <name>simple-project</name>
  <url>http://maven.apache.org</url>
  <dependencies>
    <dependency>
      <groupId>junit</groupId>
      <artifactId>junit</artifactId>
      <version>4.13.1</version>
      <scope>test</scope>

  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0</modelVersion>
  <parent>
    <groupId>inheritance</groupId>
    <artifactId>empty</artifactId>
    <version>1</version>
  </parent>
  <groupId>inheritance</groupId>
  <artifactId>child</artifactId>
  <version>1</version>
  <url></url>
  <scm>
    <connection></connection>