| /* |
| * Copyright (C) 2019 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.server.backup.encryption.kv; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| |
| import static org.testng.Assert.assertThrows; |
| |
| import android.platform.test.annotations.Presubmit; |
| |
| import com.android.server.backup.encryption.chunk.ChunkHash; |
| import com.android.server.backup.encryption.protos.nano.KeyValueListingProto; |
| |
| import com.google.common.collect.ImmutableMap; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.robolectric.RobolectricTestRunner; |
| |
| import java.util.Arrays; |
| |
| @RunWith(RobolectricTestRunner.class) |
| @Presubmit |
| public class KeyValueListingBuilderTest { |
| private static final String TEST_KEY_1 = "test_key_1"; |
| private static final String TEST_KEY_2 = "test_key_2"; |
| private static final ChunkHash TEST_HASH_1 = |
| new ChunkHash(Arrays.copyOf(new byte[] {1, 2}, ChunkHash.HASH_LENGTH_BYTES)); |
| private static final ChunkHash TEST_HASH_2 = |
| new ChunkHash(Arrays.copyOf(new byte[] {5, 6}, ChunkHash.HASH_LENGTH_BYTES)); |
| |
| private KeyValueListingBuilder mBuilder; |
| |
| @Before |
| public void setUp() { |
| mBuilder = new KeyValueListingBuilder(); |
| } |
| |
| @Test |
| public void addPair_nullKey_throws() { |
| assertThrows(NullPointerException.class, () -> mBuilder.addPair(null, TEST_HASH_1)); |
| } |
| |
| @Test |
| public void addPair_emptyKey_throws() { |
| assertThrows(IllegalArgumentException.class, () -> mBuilder.addPair("", TEST_HASH_1)); |
| } |
| |
| @Test |
| public void addPair_nullHash_throws() { |
| assertThrows(NullPointerException.class, () -> mBuilder.addPair(TEST_KEY_1, null)); |
| } |
| |
| @Test |
| public void build_noPairs_buildsEmptyListing() { |
| KeyValueListingProto.KeyValueListing listing = mBuilder.build(); |
| |
| assertThat(listing.entries).isEmpty(); |
| } |
| |
| @Test |
| public void build_returnsCorrectListing() { |
| mBuilder.addPair(TEST_KEY_1, TEST_HASH_1); |
| |
| KeyValueListingProto.KeyValueListing listing = mBuilder.build(); |
| |
| assertThat(listing.entries.length).isEqualTo(1); |
| assertThat(listing.entries[0].key).isEqualTo(TEST_KEY_1); |
| assertThat(listing.entries[0].hash).isEqualTo(TEST_HASH_1.getHash()); |
| } |
| |
| @Test |
| public void addAll_addsAllPairsInMap() { |
| ImmutableMap<String, ChunkHash> pairs = |
| new ImmutableMap.Builder<String, ChunkHash>() |
| .put(TEST_KEY_1, TEST_HASH_1) |
| .put(TEST_KEY_2, TEST_HASH_2) |
| .build(); |
| |
| mBuilder.addAll(pairs); |
| KeyValueListingProto.KeyValueListing listing = mBuilder.build(); |
| |
| assertThat(listing.entries.length).isEqualTo(2); |
| assertThat(listing.entries[0].key).isEqualTo(TEST_KEY_1); |
| assertThat(listing.entries[0].hash).isEqualTo(TEST_HASH_1.getHash()); |
| assertThat(listing.entries[1].key).isEqualTo(TEST_KEY_2); |
| assertThat(listing.entries[1].hash).isEqualTo(TEST_HASH_2.getHash()); |
| } |
| |
| @Test |
| public void emptyListing_returnsListingWithoutAnyPairs() { |
| KeyValueListingProto.KeyValueListing emptyListing = KeyValueListingBuilder.emptyListing(); |
| assertThat(emptyListing.entries).isEmpty(); |
| } |
| } |