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ShouldBeEqualByComparingFieldByFieldRecursively.java
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ShouldBeEqualByComparingFieldByFieldRecursively.java
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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 2012-2018 the original author or authors.
*/
package org.assertj.core.error;
import static java.lang.String.format;
import static org.assertj.core.util.Strings.join;
import java.util.ArrayList;
import java.util.List;
import org.assertj.core.internal.DeepDifference.Difference;
import org.assertj.core.presentation.Representation;
import org.assertj.core.util.Objects;
public class ShouldBeEqualByComparingFieldByFieldRecursively extends BasicErrorMessageFactory {
public static ErrorMessageFactory shouldBeEqualByComparingFieldByFieldRecursive(Object actual, Object other,
List<Difference> differences,
Representation representation) {
List<String> descriptionOfDifferences = new ArrayList<>(differences.size());
for (Difference difference : differences) {
descriptionOfDifferences.add(describeDifference(difference, representation));
}
return new ShouldBeEqualByComparingFieldByFieldRecursively("%n" +
"Expecting:%n" +
" <%s>%n" +
"to be equal to:%n" +
" <%s>%n" +
"when recursively comparing field by field, but found the following difference(s):%n"
+ join(descriptionOfDifferences).with(format("%n")),
actual, other);
}
private ShouldBeEqualByComparingFieldByFieldRecursively(String message, Object actual, Object other) {
super(message, actual, other);
}
private static String describeDifference(Difference difference, Representation representation) {
String actualFieldValue = representation.toStringOf(difference.getActual());
String otherFieldValue = representation.toStringOf(difference.getOther());
boolean sameRepresentation = Objects.areEqual(actualFieldValue, otherFieldValue);
String actualFieldValueRepresentation = sameRepresentation
? representation.unambiguousToStringOf(difference.getActual())
: actualFieldValue;
String otherFieldValueRepresentation = sameRepresentation
? representation.unambiguousToStringOf(difference.getOther())
: otherFieldValue;
String additionalInfo = difference.getDescription()
.map(desc -> format("%n- reason : %s", escapePercent(desc)))
.orElse("");
return format("%nPath to difference: <%s>%n" +
"- actual : <%s>%n" +
"- expected: <%s>" + additionalInfo,
join(difference.getPath()).with("."),
escapePercent(actualFieldValueRepresentation),
escapePercent(otherFieldValueRepresentation));
}
protected static String escapePercent(String value) {
return value == null ? null : value.replace("%", "%%");
}
}