src/main/java/org/fest/assertions/api/Assertions.java
public static <K, V> MapAssert assertThat(Map<K, V> actual) {
    return new MapAssert(actual);
  }
public static <K, V> MapAssert assertThat(Map<K, V> actual) {
    return new MapAssert(actual);
  }
Creates a new instance of <code>{@link MapAssert}</code>.

@param actual the actual value.
@return the created assertion object.