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How to use containsOnlyKeysForProxy method of org.assertj.core.api.AbstractMapAssert class

Best Assertj code snippet using org.assertj.core.api.AbstractMapAssert.containsOnlyKeysForProxy

Source:AbstractMapAssert.java

...1118   * @throws IllegalArgumentException if the given argument is an empty array.1119   */1120  @SafeVarargs1121  public final SELF containsOnlyKeys(K... keys) {1122    return containsOnlyKeysForProxy(keys);1123  }1124  // This method is protected in order to be proxied for SoftAssertions / Assumptions.1125  // The public method for it (the one not ending with "ForProxy") is marked as final and annotated with @SafeVarargs1126  // in order to avoid compiler warning in user code1127  protected SELF containsOnlyKeysForProxy(K[] keys) {1128    maps.assertContainsOnlyKeys(info, actual, keys);1129    return myself;1130  }1131  /**1132   * Verifies that the actual map contains only the given keys and nothing else, in any order.1133   * <p>1134   * The verification tries to honor the key comparison semantic of the underlying map implementation.1135   * The map under test has to be cloned to identify unexpected elements, but depending on the map implementation1136   * this may not always be possible. In case it is not possible, a regular map is used and the key comparison strategy1137   * may not be the same as the map under test.1138   * <p>1139   * Examples :1140   * <pre><code class='java'> Map&lt;Ring, TolkienCharacter&gt; ringBearers = new HashMap&lt;&gt;();1141   * ringBearers.put(nenya, galadriel);...

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