@Test
public void testJumpClass01() throws Exception {

  File f =
      new File(project.getProjectRootPath(), "./src/main/java/meghanada/session/Session.java")
          .getCanonicalFile();
  assertTrue(f.exists());
  LocationSearcher searcher = getSearcher();
  Location result =
      timeIt(() -> searcher.searchDeclarationLocation(f, 616, 38, "Source")).orElse(null);
  assertNotNull(result);
  assertTrue(result.getPath().contains("Source.java"));
  assertEquals(59, result.getLine());
  assertEquals(14, result.getColumn());
}