001 /* 002 * Created on Oct 24, 2010 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with 005 * the License. You may obtain a copy of the License at 006 * 007 * http://www.apache.org/licenses/LICENSE-2.0 008 * 009 * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on 010 * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the 011 * specific language governing permissions and limitations under the License. 012 * 013 * Copyright @2010-2011 the original author or authors. 014 */ 015 package org.fest.assertions.error; 016 017 import org.fest.assertions.data.Offset; 018 019 /** 020 * Creates an error message indicating that an assertion that verifies that two numbers are equal within a positive 021 * offset failed. 022 * 023 * @author Alex Ruiz 024 * @author Joel Costigliola 025 */ 026 public class ShouldBeEqualWithinOffset extends BasicErrorMessageFactory { 027 028 /** 029 * Creates a new <code>{@link ShouldBeEqualWithinOffset}</code>. 030 * @param <T> guarantees that the values used in this factory have the same type. 031 * @param actual the actual value in the failed assertion. 032 * @param expected the expected value in the failed assertion. 033 * @param offset the given positive offset. 034 * @param difference the effective difference between actual and expected. 035 * @return the created {@code ErrorMessageFactory}. 036 */ 037 public static <T extends Number> ErrorMessageFactory shouldBeEqual(T actual, T expected, Offset<T> offset, T difference) { 038 return new ShouldBeEqualWithinOffset(actual, expected, offset, difference); 039 } 040 041 private ShouldBeEqualWithinOffset(Number actual, Number expected, Offset<?> offset, Number difference) { 042 super("expecting <%s> to be close to <%s> within offset <%s> but offset was <%s>", actual, expected, offset.value, difference); 043 } 044 }