verify(handle, times(1)).ensureDFSResolved();
    }

    @ParameterizedTest
    @ValueSource(ints = { 0, 1, -1, Integer.MIN_VALUE, Integer.MAX_VALUE })
    @DisplayName("hasCapability(cap): returns configured value and captures argument across edge caps")
    void hasCapability_variousCaps_returnsTrue_andCapturesArgument(int cap) throws Exception {
        // Arrange: stub to return true regardless of input

                                            <la:option value="OFF">OFF</la:option>
                                            <la:option value="FATAL">FATAL</la:option>
                                            <la:option value="ERROR">ERROR</la:option>
                                            <la:option value="WARN">WARN</la:option>
                                            <la:option value="INFO">INFO</la:option>

    // seem to be a worthwhile tradeoff in a browser.
    return matcher;
  }

  static String formatCompact4Digits(double value) {
    return toPrecision(value, 4);
  }

  @JsMethod(name = "Number.prototype.toPrecision.call", namespace = JsPackage.GLOBAL)
  private static native String toPrecision(double value, int precision);

  @JsMethod
  static native boolean stringIsNullOrEmpty(@Nullable String string) /*-{
    return !string;

 *
 * <ul>
 *   <li>As a method return type, as an alternative to returning {@code null} to indicate that no
 *       value was available
 *   <li>To distinguish between "unknown" (for example, not present in a map) and "known to have no
 *       value" (present in the map, with value {@code Optional.absent()})
 *   <li>To wrap nullable references for storage in a collection that does not support {@code null}

        // Helper methods for testing
        void setSetupWireFormatReturn(int value) {
            this.setupWireFormatReturn = value;
        }

        void setParametersWireFormatReturn(int value) {
            this.parametersWireFormatReturn = value;
        }

        void setDataWireFormatReturn(int value) {
            this.dataWireFormatReturn = value;
        }

        void setSetupBuffer(byte[] buffer) {

    }

    @Retention(RUNTIME)
    @Inherited
    @TesterAnnotation
    @interface Require {
      ExampleFeature[] value() default {};

      ExampleFeature[] absent() default {};
    }

    @Retention(RUNTIME)
    @Inherited
    @interface NotTesterAnnotation {
      ExampleFeature[] value() default {};

      ExampleFeature[] absent() default {};
    }
  }

  public void testTestFeatureEnums() {

    @Override
    public String toString() {
        return "CrawlingInfoParam [crawlingInfo=" + crawlingInfo + ", crawlingInfoId=" + crawlingInfoId + ", createdTime=" + createdTime
                + ", key=" + key + ", value=" + value + ", docMeta=" + docMeta + "]";
    }

    GraphConnections<N, V> connectionsU = nodeConnections.get(nodeU);
    V value = (connectionsU == null) ? null : connectionsU.value(nodeV);
    // TODO(b/192579700): Use a ternary once it no longer confuses our nullness checker.
    if (value == null) {
      return defaultValue;
    } else {
      return value;
    }
  }

        assertTrue(s.contains("fid=" + fid), "string should contain the fid value");
        assertTrue(s.contains("lastWriteTime=" + lwt), "string should contain the lwt value");
    }

  @MapFeature.Require(SUPPORTS_PUT)
  public void testComputeIfAbsent_supportedAbsent() {
    assertEquals(
        "computeIfAbsent(notPresent, function) should return new value",
        v3(),
        getMap()
            .computeIfAbsent(
                k3(),
                k -> {
                  assertEquals(k3(), k);
                  return v3();
                }));