content: /*
   * Copyright (C) 2016 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.source.dash.manifest;
  
  import static com.google.common.truth.Truth.assertThat;
  import static org.junit.Assert.fail;
  
  import androidx.test.ext.junit.runners.AndroidJUnit4;
  import org.junit.Test;
  import org.junit.runner.RunWith;
  
  /** Unit test for {@link UrlTemplate}. */
  @RunWith(AndroidJUnit4.class)
  public class UrlTemplateTest {
  
    @Test
    public void realExamples() {
      String template = "QualityLevels($Bandwidth$)/Fragments(video=$Time$,format=mpd-time-csf)";
      UrlTemplate urlTemplate = UrlTemplate.compile(template);
      String url = urlTemplate.buildUri("abc1", 10, 650000, 5000);
      assertThat(url).isEqualTo("QualityLevels(650000)/Fragments(video=5000,format=mpd-time-csf)");
  
      template = "$RepresentationID$/$Number$";
      urlTemplate = UrlTemplate.compile(template);
      url = urlTemplate.buildUri("abc1", 10, 650000, 5000);
      assertThat(url).isEqualTo("abc1/10");
  
      template = "chunk_ctvideo_cfm4s_rid$RepresentationID$_cn$Number$_w2073857842_mpd.m4s";
      urlTemplate = UrlTemplate.compile(template);
      url = urlTemplate.buildUri("abc1", 10, 650000, 5000);
      assertThat(url).isEqualTo("chunk_ctvideo_cfm4s_ridabc1_cn10_w2073857842_mpd.m4s");
    }
  
    @Test
    public void full() {
      String template = "$Bandwidth$_a_$RepresentationID$_b_$Time$_c_$Number$";
      UrlTemplate urlTemplate = UrlTemplate.compile(template);
      String url = urlTemplate.buildUri("abc1", 10, 650000, 5000);
      assertThat(url).isEqualTo("650000_a_abc1_b_5000_c_10");
    }
  
    @Test
    public void fullWithDollarEscaping() {
      String template = "$$$Bandwidth$$$_a$$_$RepresentationID$_b_$Time$_c_$Number$$$";
      UrlTemplate urlTemplate = UrlTemplate.compile(template);
      String url = urlTemplate.buildUri("abc1", 10, 650000, 5000);
      assertThat(url).isEqualTo("$650000$_a$_abc1_b_5000_c_10$");
    }
  
    @Test
    public void invalidSubstitution() {
      String template = "$IllegalId$";
      try {
        UrlTemplate.compile(template);
        fail();
      } catch (IllegalArgumentException e) {
        // Expected.
      }
    }
  }
  