public Input<DefaultIssue> create(Component component) {
    return new RawLazyInput(component);
  }
@Test
  void load_source_hash_sequences() {
    Input<DefaultIssue> input = underTest.create(FILE);

    assertThat(input.getLineHashSequence()).isNotNull();
    assertThat(input.getLineHashSequence().getHashForLine(1)).isEqualTo("line");
    assertThat(input.getLineHashSequence().getHashForLine(2)).isEmpty();
    assertThat(input.getLineHashSequence().getHashForLine(3)).isEmpty();

    assertThat(input.getBlockHashSequence()).isNotNull();
  }