content: /*
   * 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.google.android.exoplayer2.text;
  
  import static com.google.common.truth.Truth.assertThat;
  import static org.junit.Assert.assertThrows;
  
  import android.graphics.Bitmap;
  import android.graphics.Color;
  import android.os.Bundle;
  import android.os.Parcel;
  import android.text.Layout;
  import android.text.SpannedString;
  import androidx.test.ext.junit.runners.AndroidJUnit4;
  import org.junit.Test;
  import org.junit.runner.RunWith;
  
  /** Tests for {@link Cue}. */
  @RunWith(AndroidJUnit4.class)
  public class CueTest {
  
    @Test
    public void buildAndBuildUponWorkAsExpected() {
      Cue cue =
          new Cue.Builder()
              .setText(SpannedString.valueOf("text"))
              .setTextAlignment(Layout.Alignment.ALIGN_CENTER)
              .setMultiRowAlignment(Layout.Alignment.ALIGN_NORMAL)
              .setLine(5, Cue.LINE_TYPE_NUMBER)
              .setLineAnchor(Cue.ANCHOR_TYPE_END)
              .setPosition(0.4f)
              .setPositionAnchor(Cue.ANCHOR_TYPE_MIDDLE)
              .setTextSize(0.2f, Cue.TEXT_SIZE_TYPE_FRACTIONAL)
              .setSize(0.8f)
              .setWindowColor(Color.CYAN)
              .setVerticalType(Cue.VERTICAL_TYPE_RL)
              .setShearDegrees(-15f)
              .build();
  
      Cue modifiedCue = cue.buildUpon().build();
  
      assertThat(cue.text.toString()).isEqualTo("text");
      assertThat(cue.textAlignment).isEqualTo(Layout.Alignment.ALIGN_CENTER);
      assertThat(cue.multiRowAlignment).isEqualTo(Layout.Alignment.ALIGN_NORMAL);
      assertThat(cue.line).isEqualTo(5);
      assertThat(cue.lineType).isEqualTo(Cue.LINE_TYPE_NUMBER);
      assertThat(cue.position).isEqualTo(0.4f);
      assertThat(cue.positionAnchor).isEqualTo(Cue.ANCHOR_TYPE_MIDDLE);
      assertThat(cue.textSize).isEqualTo(0.2f);
      assertThat(cue.textSizeType).isEqualTo(Cue.TEXT_SIZE_TYPE_FRACTIONAL);
      assertThat(cue.size).isEqualTo(0.8f);
      assertThat(cue.windowColor).isEqualTo(Color.CYAN);
      assertThat(cue.windowColorSet).isTrue();
      assertThat(cue.verticalType).isEqualTo(Cue.VERTICAL_TYPE_RL);
      assertThat(cue.shearDegrees).isEqualTo(-15f);
  
      assertThat(modifiedCue.text).isSameInstanceAs(cue.text);
      assertThat(modifiedCue.textAlignment).isEqualTo(cue.textAlignment);
      assertThat(modifiedCue.multiRowAlignment).isEqualTo(cue.multiRowAlignment);
      assertThat(modifiedCue.line).isEqualTo(cue.line);
      assertThat(modifiedCue.lineType).isEqualTo(cue.lineType);
      assertThat(modifiedCue.position).isEqualTo(cue.position);
      assertThat(modifiedCue.positionAnchor).isEqualTo(cue.positionAnchor);
      assertThat(modifiedCue.textSize).isEqualTo(cue.textSize);
      assertThat(modifiedCue.textSizeType).isEqualTo(cue.textSizeType);
      assertThat(modifiedCue.size).isEqualTo(cue.size);
      assertThat(modifiedCue.windowColor).isEqualTo(cue.windowColor);
      assertThat(modifiedCue.windowColorSet).isEqualTo(cue.windowColorSet);
      assertThat(modifiedCue.verticalType).isEqualTo(cue.verticalType);
      assertThat(modifiedCue.shearDegrees).isEqualTo(cue.shearDegrees);
    }
  
    @Test
    public void clearWindowColor() {
      Cue cue =
          new Cue.Builder().setText(SpannedString.valueOf("text")).setWindowColor(Color.CYAN).build();
  
      assertThat(cue.buildUpon().clearWindowColor().build().windowColorSet).isFalse();
    }
  
    @Test
    public void buildWithNoTextOrBitmapFails() {
      assertThrows(RuntimeException.class, () -> new Cue.Builder().build());
    }
  
    @Test
    public void buildWithBothTextAndBitmapFails() {
      assertThrows(
          RuntimeException.class,
          () ->
              new Cue.Builder()
                  .setText(SpannedString.valueOf("text"))
                  .setBitmap(Bitmap.createBitmap(1, 1, Bitmap.Config.ARGB_8888))
                  .build());
    }
  
    @Test
    public void roundTripViaBundle_yieldsEqualInstance() {
      Cue cue =
          new Cue.Builder()
              .setText(SpannedString.valueOf("text"))
              .setTextAlignment(Layout.Alignment.ALIGN_CENTER)
              .setMultiRowAlignment(Layout.Alignment.ALIGN_NORMAL)
              .setLine(5, Cue.LINE_TYPE_NUMBER)
              .setLineAnchor(Cue.ANCHOR_TYPE_END)
              .setPosition(0.4f)
              .setPositionAnchor(Cue.ANCHOR_TYPE_MIDDLE)
              .setTextSize(0.2f, Cue.TEXT_SIZE_TYPE_FRACTIONAL)
              .setSize(0.8f)
              .setWindowColor(Color.CYAN)
              .setVerticalType(Cue.VERTICAL_TYPE_RL)
              .setShearDegrees(-15f)
              .build();
      Cue modifiedCue = parcelAndUnParcelCue(cue);
  
      assertThat(modifiedCue).isEqualTo(cue);
    }
  
    @Test
    public void roundTripViaBundle_withBitmap_yieldsEqualInstance() {
      Cue cue =
          new Cue.Builder().setBitmap(Bitmap.createBitmap(1, 1, Bitmap.Config.ARGB_8888)).build();
      Cue modifiedCue = parcelAndUnParcelCue(cue);
  
      assertThat(modifiedCue).isEqualTo(cue);
    }
  
    private static Cue parcelAndUnParcelCue(Cue cue) {
      Parcel parcel = Parcel.obtain();
      try {
        parcel.writeBundle(cue.toBundle());
        parcel.setDataPosition(0);
  
        Bundle bundle = parcel.readBundle();
        return Cue.CREATOR.fromBundle(bundle);
      } finally {
        parcel.recycle();
      }
    }
  }
  