/*
* Licensed to ElasticSearch and Shay Banon under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. ElasticSearch 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.elasticsearch.test.unit.index.translog;
import org.elasticsearch.index.translog.Translog;
import org.hamcrest.Description;
import org.hamcrest.Matcher;
import org.hamcrest.TypeSafeMatcher;
/**
*
*/
public class TranslogSizeMatcher extends TypeSafeMatcher<Translog.Snapshot> {
private final int size;
public TranslogSizeMatcher(int size) {
this.size = size;
}
@Override
public boolean matchesSafely(Translog.Snapshot snapshot) {
int count = 0;
while (snapshot.hasNext()) {
snapshot.next();
count++;
}
return size == count;
}
@Override
public void describeTo(Description description) {
description.appendText("a translog with size ").appendValue(size);
}
public static Matcher<Translog.Snapshot> translogSize(int size) {
return new TranslogSizeMatcher(size);
}
}