public void scan(Iterable<File> files) {
    SourceProject project = new SourceProject("Java Project");
    index.index(project);
    project.setSourceCodeIndexer(index);

    simpleScan(files);
  }
 @Test
 public void files() {
   AstScanner<LexerlessGrammar> scanner =
       ColdFusionAstScanner.create(new CFConfiguration(Charsets.UTF_8));
   scanner.scanFiles(
       ImmutableList.of(
           new File("src/test/resources/metrics/Comments.cfc"),
           new File("src/test/resources/metrics/Functions.cfc")));
   SourceProject project =
       (SourceProject)
           scanner.getIndex().search(new QueryByType(SourceProject.class)).iterator().next();
   assertThat(project.getInt(CFMetric.FILES)).isEqualTo(2);
 }