*/
    @Nonnull
    Map<String, String> userProperties();

    /**
     * Returns a map of system properties for the Maven execution.
     * These include both Java system properties and Maven-specific system properties.
     *
     * @return an unmodifiable map of system properties
     */
    @Nonnull
    Map<String, String> systemProperties();

    /**

        final String s = MessageFormatter.getMessage("EMSG0000");
        System.out.println(s);
        assertThat(s, is("[EMSG0000]test"));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testGetMessageWithArgs() throws Exception {
        final String s = MessageFormatter.getMessage("EMSG0001", "hoge");
        System.out.println(s);
        assertThat(s, is("[EMSG0001]hogeが見つかりません"));
    }

    void setUp() {
        cli = new MavenCli();
        origBasedir = System.getProperty(MavenCli.MULTIMODULE_PROJECT_DIRECTORY);
    }

    @AfterEach
    void tearDown() throws Exception {
        if (origBasedir != null) {
            System.setProperty(MavenCli.MULTIMODULE_PROJECT_DIRECTORY, origBasedir);
        } else {
            System.getProperties().remove(MavenCli.MULTIMODULE_PROJECT_DIRECTORY);
        }
    }

  @Override public synchronized void onOpen(WebSocket webSocket, Response response) {
    System.out.println("onOpen: " + response);
  }

  // TOOD(jwilson): decode incoming messages and dispatch them somewhere.
  @Override public void onMessage(WebSocket webSocket, String text) {
    System.out.println("onMessage: " + text);
  }

  @Override public void onClosing(WebSocket webSocket, int code, String reason) {

                        + System.getProperty("maven.home", "<unknown Maven " + "home>")))
                .append(ls);
        version.append("Java version: ")
                .append(System.getProperty("java.version", "<unknown Java version>"))
                .append(", vendor: ")
                .append(System.getProperty("java.vendor", "<unknown vendor>"))
                .append(", runtime: ")

      assertFalse(MoreFiles.isRegularFile(NOFOLLOW_LINKS).apply(symlinkToFile));
    }
  }

  /**
   * Creates a new file system for testing that supports the given features in addition to
   * supporting symbolic links. The file system is created initially having the following file
   * structure:
   *
   * <pre>
   *   /
   *      work/
   *         dir/
   *            a

        bufferIndex += 4;

        this.dialectRevision = SMBUtil.readInt2(buffer, bufferIndex);
        int negotiateContextCount = SMBUtil.readInt2(buffer, bufferIndex + 2);
        bufferIndex += 4;

        System.arraycopy(buffer, bufferIndex, this.serverGuid, 0, 16);
        bufferIndex += 16;

        this.capabilities = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

        ArtifactResult artifactResult = system.resolveArtifact(session, artifactRequest);
        checkArtifactResult(artifactResult, "artifact-1.0.jar");

        artifact = new DefaultArtifact("ut.simple:artifact:zip:1.0");
        artifactRequest.setArtifact(artifact);
        artifactResult = system.resolveArtifact(session, artifactRequest);

     */
    public static final String PATH_SEPARATOR = System.getProperty("path.separator");

    /**
     * <code>os.name</code> システムプロパティ。例:<code>Mac OS X</code>
     */
    public static final String OS_NAME = System.getProperty("os.name");

    /**
     * <code>java.io.tmpdir</code> システムプロパティ。例：/tmp
     */
    public static final String JAVA_IO_TMPDIR = System.getProperty("java.io.tmpdir");

    /**

@GwtCompatible(emulated = true)
@ElementTypesAreNonnullByDefault
public class ImmutableSortedSetTest extends AbstractImmutableSetTest {

  @J2ktIncompatible
  @GwtIncompatible // suite
  public static Test suite() {
    TestSuite suite = new TestSuite();

    suite.addTest(
        NavigableSetTestSuiteBuilder.using(new ImmutableSortedSetCopyOfGenerator())
            .named(ImmutableSortedSetTest.class.getName())
            .withFeatures(