@Test
public void testJumpParamVariable01() throws Exception {

  final File f =
      new File(project.getProjectRootPath(), "./src/main/java/meghanada/session/Session.java")
          .getCanonicalFile();
  assertTrue(f.exists());
  final LocationSearcher searcher = getSearcher();
  final Location result =
      timeIt(() -> searcher.searchDeclarationLocation(f, 139, 28, "base")).orElse(null);
  assertNotNull(result);
  assertEquals(122, result.getLine());
  assertEquals(52, result.getColumn());
}