@Test
 public void snippets_are_generated_for_correct_locale() throws Exception {
   Backend backend = new TestBackend();
   UndefinedStepsTracker tracker = new UndefinedStepsTracker();
   tracker.addUndefinedStep(new Step(null, "Если ", "Б", 1, null, null), new I18n("ru"));
   assertEquals("[Если ^Б$]", tracker.getSnippets(asList(backend)).toString());
 }
 @Test
 public void star_keyword_becomes_given_when_no_previous_step() {
   Backend backend = new TestBackend();
   UndefinedStepsTracker tracker = new UndefinedStepsTracker();
   tracker.addUndefinedStep(new Step(null, "* ", "A", 1, null, null), ENGLISH);
   assertEquals("[Given ^A$]", tracker.getSnippets(asList(backend)).toString());
 }
 @Test
 public void converts_and_to_previous_step_keyword() {
   Backend backend = new TestBackend();
   UndefinedStepsTracker tracker = new UndefinedStepsTracker();
   tracker.storeStepKeyword(new Step(null, "When ", "A", 1, null, null), ENGLISH);
   tracker.storeStepKeyword(new Step(null, "And ", "B", 1, null, null), ENGLISH);
   tracker.addUndefinedStep(new Step(null, "But ", "C", 1, null, null), ENGLISH);
   assertEquals("[When ^C$]", tracker.getSnippets(asList(backend)).toString());
 }
 @Test
 public void doesnt_try_to_use_star_keyword() {
   Backend backend = new TestBackend();
   UndefinedStepsTracker tracker = new UndefinedStepsTracker();
   tracker.storeStepKeyword(new Step(null, "When ", "A", 1, null, null), ENGLISH);
   tracker.storeStepKeyword(new Step(null, "And ", "B", 1, null, null), ENGLISH);
   tracker.addUndefinedStep(new Step(null, "* ", "C", 1, null, null), ENGLISH);
   assertEquals("[When ^C$]", tracker.getSnippets(asList(backend)).toString());
 }
 @Test
 public void removes_duplicates() {
   Backend backend = new TestBackend();
   UndefinedStepsTracker tracker = new UndefinedStepsTracker();
   tracker.storeStepKeyword(new Step(null, "Given ", "A", 1, null, null), ENGLISH);
   tracker.addUndefinedStep(new Step(null, "Given ", "B", 1, null, null), ENGLISH);
   tracker.addUndefinedStep(new Step(null, "Given ", "B", 1, null, null), ENGLISH);
   assertEquals("[Given ^B$]", tracker.getSnippets(asList(backend)).toString());
 }