| /* |
| * 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.sling.hamcrest.matchers; |
| |
| import java.lang.reflect.Array; |
| import java.util.Map; |
| import java.util.SortedMap; |
| import java.util.TreeMap; |
| |
| import org.apache.sling.api.resource.Resource; |
| import org.apache.sling.api.resource.ValueMap; |
| import org.hamcrest.Description; |
| import org.hamcrest.TypeSafeMatcher; |
| |
| public class ResourcePropertiesMatcher extends TypeSafeMatcher<Resource> { |
| |
| private final Map<String, Object> expectedProps; |
| |
| public ResourcePropertiesMatcher(Map<String, Object> properties) { |
| if (properties == null || properties.isEmpty()) { |
| throw new IllegalArgumentException("properties is null or empty"); |
| } |
| |
| this.expectedProps = properties; |
| } |
| |
| @Override |
| public void describeTo(Description description) { |
| description.appendText("Resource with properties ") |
| .appendValueList("[", ",", "]", convertArraysToStrings(expectedProps).entrySet()); |
| } |
| |
| @Override |
| protected boolean matchesSafely(Resource item) { |
| ValueMap givenProps = item.adaptTo(ValueMap.class); |
| for (Map.Entry<String, Object> prop : expectedProps.entrySet()) { |
| Object givenValue = givenProps.get(prop.getKey()); |
| Object expectedValue = prop.getValue(); |
| if (givenValue != null && expectedValue != null |
| && givenValue.getClass().isArray() && expectedValue.getClass().isArray()) { |
| if (!arrayEquals(expectedValue, givenValue)) { |
| return false; |
| } |
| } |
| else { |
| if (!objectEquals(expectedValue, givenValue)) { |
| return false; |
| } |
| } |
| } |
| return true; |
| } |
| |
| private boolean objectEquals(Object value1, Object value2) { |
| if (value1 == null) { |
| return (value2 == null); |
| } |
| else if (value2 == null) { |
| return (value1 == null); |
| } |
| else { |
| return value1.equals(value2); |
| } |
| } |
| |
| private boolean arrayEquals(Object array1, Object array2) { |
| int length1 = Array.getLength(array1); |
| int length2 = Array.getLength(array2); |
| if (length1 != length2) { |
| return false; |
| } |
| for (int i=0; i<length1; i++) { |
| if (!objectEquals(Array.get(array1, i), Array.get(array2, i))) { |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| @Override |
| protected void describeMismatchSafely(Resource item, Description mismatchDescription) { |
| Map<String, Object> actualProperties = item.adaptTo(ValueMap.class); |
| if (actualProperties == null) { |
| mismatchDescription.appendText("was Resource which does not expose a value map via adaptTo(ValueMap.class)"); |
| return; |
| } |
| mismatchDescription.appendText("was Resource with properties ") |
| .appendValueList("[", ",", "]", convertArraysToStrings(actualProperties).entrySet()) |
| .appendText(" (resource: ") |
| .appendValue(item) |
| .appendText(")"); |
| } |
| |
| /** |
| * Convert arrays to string representation to get better message if comparison fails. |
| * @param props Properties |
| * @return Properties with array values converted to strings |
| */ |
| private Map<String,Object> convertArraysToStrings(Map<String,Object> props) { |
| SortedMap<String,Object> transformedProps = new TreeMap<String,Object>(); |
| for (Map.Entry<String, Object> entry : props.entrySet()) { |
| Object value = entry.getValue(); |
| if (value != null && value.getClass().isArray()) { |
| StringBuilder sb = new StringBuilder(); |
| sb.append("["); |
| for (int i=0; i<Array.getLength(value); i++) { |
| if (i > 0) { |
| sb.append(","); |
| } |
| Object item = Array.get(value, i); |
| if (item == null) { |
| sb.append("null"); |
| } |
| else { |
| sb.append(item.toString()); |
| } |
| } |
| sb.append("]"); |
| value = sb.toString(); |
| } |
| transformedProps.put(entry.getKey(), value); |
| } |
| return transformedProps; |
| } |
| |
| } |