// Try to execute with non-existent script type
        try {
            scriptExecutor.execute("nonexistent", "some script");
            fail("Expected ScriptEngineException");
        } catch (ScriptEngineException e) {
            assertTrue(e.getMessage().contains("nonexistent"));
        }
    }

    @Test
    public void test_execute_withNullScriptType() {

    Our workaround is to tell GWT that util.concurrent and all other packages
    have prod supersource, even if they have none. GWT is happy to ignore us
    when we specify a nonexistent path.

    (I hope that this workaround does not cause its own problems in the future.)
-->
<super-source path="super"/>

<inherits name="com.google.gwt.core.Core" />
<inherits name="com.google.gwt.user.User" />

    Our workaround is to tell GWT that util.concurrent and all other packages
    have prod supersource, even if they have none. GWT is happy to ignore us
    when we specify a nonexistent path.

    (I hope that this workaround does not cause its own problems in the future.)
-->
<super-source path="super"/>

<inherits name="com.google.common.annotations.Annotations" />

    File file = file("nonexistent.file");
    assertThat(file.getParentFile()).isNull();
    assertThat(file.getCanonicalFile().getParentFile()).isNotNull();
    Files.createParentDirs(file);
  }

  public void testCreateParentDirs_noParentsNeeded() throws IOException {
    File file = file(getTempDir(), "nonexistent.file");
    assertTrue(file.getParentFile().exists());

    Our workaround is to tell GWT that util.concurrent and all other packages
    have prod supersource, even if they have none. GWT is happy to ignore us
    when we specify a nonexistent path.

    (I hope that this workaround does not cause its own problems in the future.)
-->
<super-source path="super"/>

<inherits name="com.google.common.annotations.Annotations" />

    Our workaround is to tell GWT that util.concurrent and all other packages
    have prod supersource, even if they have none. GWT is happy to ignore us
    when we specify a nonexistent path.

    (I hope that this workaround does not cause its own problems in the future.)
-->
<super-source path="super"/>

<inherits name="com.google.common.annotations.Annotations" />

     *
     * @param cause the cause which is saved for later retrieval by the {@link #getCause()} method.
     *              A {@code null} value is permitted, and indicates that the cause is nonexistent or unknown.
     * @since 3.8.3
     */
    public AbstractMojoExecutionException(Throwable cause) {
        super(cause);
    }

    public String getLongMessage() {
        return longMessage;
    }

    Our workaround is to tell GWT that util.concurrent and all other packages
    have prod supersource, even if they have none. GWT is happy to ignore us
    when we specify a nonexistent path.

    (I hope that this workaround does not cause its own problems in the future.)
-->
<super-source path="super"/>

<inherits name="com.google.common.annotations.Annotations" />

    Path path = FS.getPath("nonexistent.file");
    assertThat(path.getParent()).isNull();
    assertThat(path.toAbsolutePath().getParent()).isNotNull();
    MoreFiles.createParentDirectories(path); // test that there's no exception
  }

  public void testCreateParentDirectories_noParentsNeeded() throws IOException {
    Path path = tempDir.resolve("nonexistent.file");
    assertTrue(Files.exists(path.getParent()));

    Our workaround is to tell GWT that util.concurrent and all other packages
    have prod supersource, even if they have none. GWT is happy to ignore us
    when we specify a nonexistent path.

    (I hope that this workaround does not cause its own problems in the future.)
-->
<super-source path="super"/>

<inherits name="com.google.common.annotations.Annotations" />