code: // Licensed to the Software Freedom Conservancy (SFC) under one
  // or more contributor license agreements.  See the NOTICE file
  // distributed with this work for additional information
  // regarding copyright ownership.  The SFC licenses this file
  // to you 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 org.openqa.selenium.remote.http;
  
  import static org.assertj.core.api.Assertions.assertThat;
  
  import com.google.common.collect.ImmutableMap;
  import org.junit.jupiter.api.Tag;
  import org.junit.jupiter.api.Test;
  
  @Tag("UnitTests")
  class UrlTemplateTest {
  
    @Test
    void shouldNotMatchAgainstTemplateThatDoesNotMatch() {
      UrlTemplate.Match match = new UrlTemplate("/session/cake").match("/i/like/peas");
  
      assertThat(match).isNull();
    }
  
    @Test
    void shouldReturnAStraightUrl() {
      UrlTemplate.Match match = new UrlTemplate("/session/cake").match("/session/cake");
  
      assertThat(match.getUrl()).isEqualTo("/session/cake");
      assertThat(match.getParameters()).isEmpty();
    }
  
    @Test
    void shouldExpandParameters() {
      UrlTemplate.Match match = new UrlTemplate("/i/like/{veggie}").match("/i/like/cake");
  
      assertThat(match.getUrl()).isEqualTo("/i/like/cake");
      assertThat(match.getParameters()).isEqualTo(ImmutableMap.of("veggie", "cake"));
    }
  
    @Test
    void itIsFineForTheFirstCharacterToBeAPattern() {
      UrlTemplate.Match match = new UrlTemplate("{cake}/type").match("cheese/type");
  
      assertThat(match.getUrl()).isEqualTo("cheese/type");
      assertThat(match.getParameters()).isEqualTo(ImmutableMap.of("cake", "cheese"));
    }
  
    @Test
    void aNullMatchDoesNotCauseANullPointerExceptionToBeThrown() {
      assertThat(new UrlTemplate("/").match(null)).isNull();
    }
  }
  