public void testClosesOnErrors_whenReadThrows() {
    TestByteSource failSource = new TestByteSource(bytes, READ_THROWS);
    assertThrows(IOException.class, () -> failSource.copyTo(new TestByteSink()));
    assertTrue(failSource.wasStreamClosed());
  }

  public void testClosesOnErrors_copyingToOutputStreamThatThrows() throws IOException {
    TestByteSource okSource = new TestByteSource(bytes);

  public void testClosesOnErrors_whenReadThrows() {
    TestByteSource failSource = new TestByteSource(bytes, READ_THROWS);
    assertThrows(IOException.class, () -> failSource.copyTo(new TestByteSink()));
    assertTrue(failSource.wasStreamClosed());
  }

  public void testClosesOnErrors_copyingToOutputStreamThatThrows() throws IOException {
    TestByteSource okSource = new TestByteSource(bytes);

 *
 * @author Colin Decker
 */
public class TestCharSource extends CharSource implements TestStreamSupplier {

  private final TestByteSource byteSource;

  public TestCharSource(String content, TestOption... options) {
    this.byteSource = new TestByteSource(content.getBytes(UTF_8), options);
  }

  @Override
  public boolean wasStreamOpened() {
    return byteSource.wasStreamOpened();
  }

 *
 * @author Colin Decker
 */
public class TestCharSource extends CharSource implements TestStreamSupplier {

  private final TestByteSource byteSource;

  public TestCharSource(String content, TestOption... options) {
    this.byteSource = new TestByteSource(content.getBytes(UTF_8), options);
  }

  @Override
  public boolean wasStreamOpened() {
    return byteSource.wasStreamOpened();
  }