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.devtools;
  
  import static org.assertj.core.api.Assertions.assertThat;
  
  import java.net.URI;
  import java.util.Optional;
  import org.junit.jupiter.api.Tag;
  import org.junit.jupiter.api.Test;
  import org.openqa.selenium.Capabilities;
  import org.openqa.selenium.ImmutableCapabilities;
  import org.openqa.selenium.json.Json;
  
  @Tag("UnitTests")
  class CdpEndpointFinderTest {
  
    @Test
    void shouldReturnEmptyIfNoDebuggerAddressIsGiven() {
      Optional<URI> uri =
          CdpEndpointFinder.getReportedUri("foo:options", new ImmutableCapabilities());
  
      assertThat(uri).isEmpty();
    }
  
    @Test
    void shouldReturnUriIfPresent() {
      Capabilities caps =
          new Json()
              .toType(
                  "{\"ms:edgeOptions\": { \"debuggerAddress\": \"localhost:55498\" }}",
                  Capabilities.class);
  
      Optional<URI> uri = CdpEndpointFinder.getReportedUri("ms:edgeOptions", caps);
  
      assertThat(uri).contains(URI.create("http://localhost:55498"));
    }
  
    @Test
    void shouldReturnUriIfPresentAndIsAtTopLevel() {
      Capabilities caps =
          new Json().toType("{\"moz:debuggerAddress\": \"localhost:93487\" }", Capabilities.class);
  
      Optional<URI> uri = CdpEndpointFinder.getReportedUri("moz:debuggerAddress", caps);
  
      assertThat(uri).contains(URI.create("http://localhost:93487"));
    }
  }
  