/*
    * Licensed to the Apache Software Foundation (ASF) under one or more
    * contributor license agreements.  See the NOTICE file distributed with
    * this work for additional information regarding copyright ownership.
    * The ASF 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.apache.commons.csv;
  
  import static org.hamcrest.core.AllOf.allOf;
  
  import org.hamcrest.Description;
  import org.hamcrest.Matcher;
  import org.hamcrest.TypeSafeDiagnosingMatcher;
  
  /**
   * Collection of matchers for asserting the type and content of tokens.
   */
  final class TokenMatchers {
  
      public static Matcher<Token> hasContent(final String expectedContent) {
          return new TypeSafeDiagnosingMatcher<Token>() {
  
              @Override
              public void describeTo(final Description description) {
                  description.appendText("token has content ");
                  description.appendValue(expectedContent);
              }
  
              @Override
              protected boolean matchesSafely(final Token item,
                      final Description mismatchDescription) {
                  mismatchDescription.appendText("token content is ");
                  mismatchDescription.appendValue(item.content.toString());
                  return expectedContent.equals(item.content.toString());
              }
          };
      }
  
      public static Matcher<Token> hasType(final Token.Type expectedType) {
          return new TypeSafeDiagnosingMatcher<Token>() {
  
              @Override
              public void describeTo(final Description description) {
                  description.appendText("token has type ");
                  description.appendValue(expectedType);
              }
  
              @Override
              protected boolean matchesSafely(final Token item,
                      final Description mismatchDescription) {
                  mismatchDescription.appendText("token type is ");
                  mismatchDescription.appendValue(item.type);
                  return item.type == expectedType;
              }
          };
      }
  
      public static Matcher<Token> isReady() {
          return new TypeSafeDiagnosingMatcher<Token>() {
  
              @Override
              public void describeTo(final Description description) {
                  description.appendText("token is ready ");
              }
  
              @Override
              protected boolean matchesSafely(final Token item,
                      final Description mismatchDescription) {
                  mismatchDescription.appendText("token is not ready ");
                  return item.isReady;
              }
          };
      }
  
      public static Matcher<Token> matches(final Token.Type expectedType, final String expectedContent) {
          return allOf(hasType(expectedType), hasContent(expectedContent));
      }
  
  }