@@ -0,0 +1,596 @@
+package org.dataportabilityproject.job;%0A%0Aimport static com.google.common.truth.Truth.assertThat;%0A%0Aimport javax.crypto.KeyGenerator;%0Aimport javax.crypto.SecretKey;%0Aimport org.junit.Test;%0A%0Apublic class CrypterImplTest %7B%0A  @Test%0A  public void testRoundTripSecretKey() throws Exception %7B%0A    KeyGenerator generator = KeyGenerator.getInstance(%22AES%22);%0A    SecretKey key = generator.generateKey();%0A    CrypterImpl impl = new CrypterImpl(key);%0A    String data = %22The lazy dog didn't jump over anything except %5Cu2614, and a %5Cu26F5%22;%0A    assertThat(impl.decrypt(impl.encrypt(data))).isEqualTo(data);%0A  %7D%0A%7D%0A

Add a test for CrypterImplTest (#11)