<dependency>
      <groupId>commons-cli</groupId>
      <artifactId>commons-cli</artifactId>
    </dependency>
    <dependency>
      <groupId>org.apache.maven.wagon</groupId>
      <artifactId>wagon-http</artifactId>
    </dependency>
    <dependency>
      <groupId>org.apache.maven.wagon</groupId>
      <artifactId>wagon-file</artifactId>
    </dependency>

    <!-- CLI -->
    <dependency>

        fillMojoDescriptor(session, project, mojoExecution);

        mojoExecutionConfigurator(mojoExecution)
                .configure(project, mojoExecution, MojoExecution.Source.CLI.equals(mojoExecution.getSource()));

        finalizeMojoConfiguration(mojoExecution);

        calculateForkedExecutions(mojoExecution, session, project, alreadyPlannedExecutions);
    }

@REM Apache Maven Startup Script
@REM
@REM Environment Variable Prerequisites
@REM
@REM   JAVA_HOME         (Optional) Points to a Java installation.
@REM   MAVEN_ARGS        (Optional) Arguments passed to Maven before CLI arguments.
@REM   MAVEN_BATCH_ECHO  (Optional) Set to 'on' to enable the echoing of the batch commands.
@REM   MAVEN_BATCH_PAUSE (Optional) set to 'on' to wait for a key stroke before ending.

# Apache Maven Startup Script
#
# Environment Variable Prerequisites
#
#   JAVA_HOME       (Optional) Points to a Java installation.
#   MAVEN_ARGS      (Optional) Arguments passed to Maven before CLI arguments.
#   MAVEN_OPTS      (Optional) Java runtime options used when Maven is executed.
#   MAVEN_SKIP_RC   (Optional) Flag to disable loading of mavenrc files.

entrySet(); public boolean equals(Object); public int hashCode(); } org/codehaus/plexus/util/cli/Arg.class package org.codehaus.plexus.util.cli; public abstract interface Arg { public abstract void setValue(String); public abstract void setLine(String); public abstract void setFile(java.io.File); public abstract String[] getParts(); } org/codehaus/plexus/util/cli/Commandline$Argument.class package org.codehaus.plexus.util.cli; public synchronized class Commandline$Argument implements Arg { private String[]...

        <artifactId>wstx-asl</artifactId>
        <version>${woodstoxVersion}</version>
      </dependency>
      <!--  Commons -->
      <dependency>
        <groupId>commons-cli</groupId>
        <artifactId>commons-cli</artifactId>
        <version>${commonsCliVersion}</version>
        <exclusions>
          <exclusion>
            <artifactId>commons-lang</artifactId>
            <groupId>commons-lang</groupId>

  project
- nice little sample projects that could be run in the core as well as integration tests

All Possible Errors
- invalid lifecycle phase (maybe same as bad CLI param, though you were talking about embedder too)
- <module> specified is not found
- malformed settings
- malformed POM
- local repository not writable
- remote repositories not available
- artifact metadata missing

    //      mojo descriptor which comes back. All the free form parsing needs to be done somewhere else, this is
    //      really the function of the CLI, and then the pre-processing of that output still needs to be fed into
    //      a hinting process which helps flesh out the full specification of the plugin. The plugin manager should

    <exportedPackage>org.apache.maven.*</exportedPackage>
    <exportedPackage>org.apache.maven.artifact</exportedPackage>
    <exportedPackage>org.apache.maven.classrealm</exportedPackage>
    <exportedPackage>org.apache.maven.cli</exportedPackage>
    <exportedPackage>org.apache.maven.configuration</exportedPackage>
    <exportedPackage>org.apache.maven.exception</exportedPackage>
    <exportedPackage>org.apache.maven.execution</exportedPackage>

        Properties props = new Properties();
        props.setProperty("testProperty", "PASSED");
        PomTestWrapper pom = buildPom("interpolation-cli-wins", null, props);

        assertEquals("PASSED", pom.getValue("properties/interpolatedProperty"));
    }

    @Test
    void testParentPomPackagingMustBePom() throws Exception {
        assertThrows(