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/**
 * 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.
 *
 * Copyright 2012-2016 the original author or authors.
 */
package com.fitbur.assertj.error;

import java.io.File;
import java.nio.file.Path;

import com.fitbur.assertj.internal.BinaryDiffResult;


/**
 * Creates an error message indicating that an assertion that verifies that a file/path has a given binary content failed.
 * 
 * @author Olivier Michallat
 */
public class ShouldHaveBinaryContent extends BasicErrorMessageFactory {

  /**
   * Creates a new {@link ShouldHaveBinaryContent}.
   * @param actual the actual file in the failed assertion.
   * @param diff the differences between {@code actual} and the given binary content.
   * @return the created {@code ErrorMessageFactory}.
   */
  public static ErrorMessageFactory shouldHaveBinaryContent(File actual, BinaryDiffResult diff) {
    return new ShouldHaveBinaryContent(actual, diff);
  }
  
  /**
   * Creates a new {@link ShouldHaveBinaryContent}.
   * @param actual the actual path in the failed assertion.
   * @param diff the differences between {@code actual} and the given binary content.
   * @return the created {@code ErrorMessageFactory}.
   */
  public static ErrorMessageFactory shouldHaveBinaryContent(Path actual, BinaryDiffResult diff) {
    return new ShouldHaveBinaryContent(actual, diff);
  }

  private ShouldHaveBinaryContent(File actual, BinaryDiffResult diff) {
    super("%nFile:%n <%s>%ndoes not have expected binary content at offset <%s>, expecting:%n <%s>%nbut was:%n <%s>", actual,
        diff.offset, diff.expected, diff.actual);
  }
  
  private ShouldHaveBinaryContent(Path actual, BinaryDiffResult diff) {
    super("%nPath:%n <%s>%ndoes not have expected binary content at offset <%s>, expecting:%n <%s>%nbut was:%n <%s>", actual,
        diff.offset, diff.expected, diff.actual);
  }
}