### Question:
AbstractGroups { protected boolean isEmpty() { return proctorResult.getBuckets().isEmpty(); } protected  AbstractGroups(final ProctorResult proctorResult); String toLongString(); @Override @Deprecated String toString(); String toLoggingString(); @Deprecated final StringBuilder buildTestGroupString(); final void appendTestGroups(final StringBuilder sb); void appendTestGroups(final StringBuilder sb, final char separator); final Map<String, Integer> getJavaScriptConfig(); @Deprecated List<List<Object>> getJavaScriptConfig(final E[] tests); ProctorResult getAsProctorResult(); ProctorResult getRawProctorResult(); @Deprecated ProctorResult getProctorResult();  }### Answer:
@Test public void testIsEmpty() { assertThat(emptyGroup.isEmpty()).isTrue(); assertThat(sampleGroups.isEmpty()).isFalse(); }