| /* |
| * Copyright (C) 2017 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.google.android.exoplayer2.metadata.emsg; |
| |
| import static com.google.android.exoplayer2.testutil.TestUtil.createByteArray; |
| import static com.google.android.exoplayer2.testutil.TestUtil.createMetadataInputBuffer; |
| import static com.google.android.exoplayer2.testutil.TestUtil.joinByteArrays; |
| import static com.google.common.truth.Truth.assertThat; |
| import static org.junit.Assert.assertThrows; |
| |
| import androidx.test.ext.junit.runners.AndroidJUnit4; |
| import com.google.android.exoplayer2.metadata.Metadata; |
| import com.google.android.exoplayer2.metadata.MetadataInputBuffer; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| /** Test for {@link EventMessageDecoder}. */ |
| @RunWith(AndroidJUnit4.class) |
| public final class EventMessageDecoderTest { |
| |
| @Test |
| public void decodeEventMessage() { |
| byte[] rawEmsgBody = |
| joinByteArrays( |
| createByteArray(117, 114, 110, 58, 116, 101, 115, 116, 0), // scheme_id_uri = "urn:test" |
| createByteArray(49, 50, 51, 0), // value = "123" |
| createByteArray(0, 0, 11, 184), // event_duration_ms = 3000 |
| createByteArray(0, 15, 67, 211), // id = 1000403 |
| createByteArray(0, 1, 2, 3, 4)); // message_data = {0, 1, 2, 3, 4} |
| EventMessageDecoder decoder = new EventMessageDecoder(); |
| |
| Metadata metadata = decoder.decode(createMetadataInputBuffer(rawEmsgBody)); |
| |
| assertThat(metadata.length()).isEqualTo(1); |
| EventMessage eventMessage = (EventMessage) metadata.get(0); |
| assertThat(eventMessage.schemeIdUri).isEqualTo("urn:test"); |
| assertThat(eventMessage.value).isEqualTo("123"); |
| assertThat(eventMessage.durationMs).isEqualTo(3000); |
| assertThat(eventMessage.id).isEqualTo(1000403); |
| assertThat(eventMessage.messageData).isEqualTo(new byte[]{0, 1, 2, 3, 4}); |
| } |
| |
| @Test |
| public void decodeEventMessage_failsIfPositionNonZero() { |
| EventMessageDecoder decoder = new EventMessageDecoder(); |
| MetadataInputBuffer buffer = createMetadataInputBuffer(createByteArray(1, 2, 3)); |
| buffer.data.position(1); |
| |
| assertThrows(IllegalArgumentException.class, () -> decoder.decode(buffer)); |
| } |
| |
| @Test |
| public void decodeEventMessage_failsIfBufferHasNoArray() { |
| EventMessageDecoder decoder = new EventMessageDecoder(); |
| MetadataInputBuffer buffer = createMetadataInputBuffer(createByteArray(1, 2, 3)); |
| buffer.data = buffer.data.asReadOnlyBuffer(); |
| |
| assertThrows(IllegalArgumentException.class, () -> decoder.decode(buffer)); |
| } |
| |
| @Test |
| public void decodeEventMessage_failsIfArrayOffsetNonZero() { |
| EventMessageDecoder decoder = new EventMessageDecoder(); |
| MetadataInputBuffer buffer = createMetadataInputBuffer(createByteArray(1, 2, 3)); |
| buffer.data.position(1); |
| buffer.data = buffer.data.slice(); |
| |
| assertThrows(IllegalArgumentException.class, () -> decoder.decode(buffer)); |
| } |
| } |