### Question:
ApnsKey implements ECKey { protected ECKey getKey() { return this.key; } ApnsKey(final String keyId, final String teamId, final ECKey key); String getKeyId(); String getTeamId(); @Override ECParameterSpec getParams(); static final String APNS_SIGNATURE_ALGORITHM; }### Answer:
@Test void testGetKey() throws Exception { assertNotNull(this.getApnsKey().getKey()); }