*/
    public Builder(Comparator<? super E> comparator) {
      this.comparator = checkNotNull(comparator);
    }

    Builder(Comparator<? super E> comparator, int expectedKeys) {
      super(expectedKeys, false);
      this.comparator = checkNotNull(comparator);
    }

    /**
     * Adds {@code element} to the {@code ImmutableSortedSet}. If the {@code ImmutableSortedSet}

		}
		if testCase.expectedKey.Extension != key.Extension {
			t.Fatalf("case[%v]: Expected key.Extension: %v, got %v", i, testCase.expectedKey.Extension, key.Extension)
		}
		if testCase.expectedKey.ItemCount != key.ItemCount {
			t.Fatalf("case[%v]: Expected key.ItemCount: %v, got %v", i, testCase.expectedKey.ItemCount, key.ItemCount)
		}

    for (int i = 0; i < map.size(); i++) {
      Object expectedKey = alternatingKeysAndValues[2 * i];
      Object expectedValue = alternatingKeysAndValues[2 * i + 1];
      Entry<Object, Object> expectedEntry = immutableEntry(expectedKey, expectedValue);
      assertEquals(expectedEntry, entries.get(i));
      assertEquals(expectedKey, keys.get(i));
      assertEquals(expectedValue, values.get(i));
    }
  }

    for (int i = 0; i < map.size(); i++) {
      Object expectedKey = alternatingKeysAndValues[2 * i];
      Object expectedValue = alternatingKeysAndValues[2 * i + 1];
      Entry<Object, Object> expectedEntry = immutableEntry(expectedKey, expectedValue);
      assertEquals(expectedEntry, entries.get(i));
      assertEquals(expectedKey, keys.get(i));
      assertEquals(expectedValue, values.get(i));
    }
  }