}
    assertThat(map).containsExactlyEntriesIn(expected).inOrder();
  }

  /** No-op test so that the class has at least one method, making Maven's test runner happy. */
  public void testNoop() {}

        assertTrue(isPerfectSquare);
      } catch (ArithmeticException e) {
        assertFalse(isPerfectSquare);
      }
    }
  }

  @GwtIncompatible // 2147483646^2 expected=4
  public void testPow() {
    for (int i : ALL_INTEGER_CANDIDATES) {
      for (int pow : EXPONENTS) {
        assertEquals(i + "^" + pow, BigInteger.valueOf(i).pow(pow).intValue(), IntMath.pow(i, pow));
      }
    }
  }

        assertTrue(isPerfectSquare);
      } catch (ArithmeticException e) {
        assertFalse(isPerfectSquare);
      }
    }
  }

  @GwtIncompatible // 2147483646^2 expected=4
  public void testPow() {
    for (int i : ALL_INTEGER_CANDIDATES) {
      for (int pow : EXPONENTS) {
        assertEquals(i + "^" + pow, BigInteger.valueOf(i).pow(pow).intValue(), IntMath.pow(i, pow));
      }
    }
  }

        assertTrue(isPerfectSquare);
      } catch (ArithmeticException e) {
        assertFalse(isPerfectSquare);
      }
    }
  }

  @GwtIncompatible // TODO
  public void testPow() {
    for (long i : ALL_LONG_CANDIDATES) {
      for (int exp : EXPONENTS) {
        assertEquals(LongMath.pow(i, exp), valueOf(i).pow(exp).longValue());
      }
    }
  }

    }

    // Test getThumbnailFile with existing file
    @Test
    public void test_getThumbnailFile_exists() throws IOException {
        Map<String, Object> docMap = new HashMap<>();
        docMap.put("_id", "testdoc");

        String filename = thumbnailManager.getImageFilename(docMap);
        File thumbnailFile = new File(tempDir, filename);
        thumbnailFile.getParentFile().mkdirs();
        thumbnailFile.createNewFile();

    for (long a : TEST_LONGS) {
      assertThrows(
          ArithmeticException.class,
          () -> UnsignedLong.fromLongBits(a).dividedBy(UnsignedLong.ZERO));
    }
  }

  public void testMod() {
    for (long a : TEST_LONGS) {
      for (long b : TEST_LONGS) {
        if (b != 0) {
          UnsignedLong aUnsigned = UnsignedLong.fromLongBits(a);

                .build())
        .addEqualityGroup(
            ImmutableListMultimap.<String, Integer>builder().put("bar", 2).put("foo", 3).build())
        .testEquals();
  }

  public void testOf() {
    assertMultimapEquals(ImmutableListMultimap.of("one", 1), "one", 1);
    assertMultimapEquals(ImmutableListMultimap.of("one", 1, "two", 2), "one", 1, "two", 2);
    assertMultimapEquals(

                .build())
        .addEqualityGroup(
            ImmutableSetMultimap.<String, Integer>builder().put("bar", 2).put("foo", 3).build())
        .testEquals();
  }

  public void testOf() {
    assertMultimapEquals(ImmutableSetMultimap.of("one", 1), "one", 1);
    assertMultimapEquals(ImmutableSetMultimap.of("one", 1, "two", 2), "one", 1, "two", 2);
    assertMultimapEquals(

            .put("one", 1)
            .put("one", 2); // throwing on this line would be even better

    assertThrows(IllegalArgumentException.class, () -> builder.build());
  }

  public void testOf() {
    assertMapEquals(ImmutableSortedMap.of("one", 1), "one", 1);
    assertMapEquals(ImmutableSortedMap.of("one", 1, "two", 2), "one", 1, "two", 2);
    assertMapEquals(

                .build())
        .addEqualityGroup(
            ImmutableListMultimap.<String, Integer>builder().put("bar", 2).put("foo", 3).build())
        .testEquals();
  }

  public void testOf() {
    assertMultimapEquals(ImmutableListMultimap.of("one", 1), "one", 1);
    assertMultimapEquals(ImmutableListMultimap.of("one", 1, "two", 2), "one", 1, "two", 2);
    assertMultimapEquals(