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/*
* Copyright 2002-2018 the original author or authors.
*
* 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
*
* https://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.springframework.test.web.client;
import org.springframework.util.Assert;
/**
* A simple type representing a range for an expected count.
*
* Examples:
*
* import static org.springframework.test.web.client.ExpectedCount.*
*
* once()
* twice()
* manyTimes()
* times(5)
* min(2)
* max(4)
* between(2, 4)
* never()
*
*
* @author Rossen Stoyanchev
* @since 4.3
*/
public final class ExpectedCount {
private final int minCount;
private final int maxCount;
/**
* Private constructor.
* See static factory methods in this class.
*/
private ExpectedCount(int minCount, int maxCount) {
Assert.isTrue(minCount >= 0, "minCount >= 0 is required");
Assert.isTrue(maxCount >= minCount, "maxCount >= minCount is required");
this.minCount = minCount;
this.maxCount = maxCount;
}
/**
* Return the {@code min} boundary of the expected count range.
*/
public int getMinCount() {
return this.minCount;
}
/**
* Return the {@code max} boundary of the expected count range.
*/
public int getMaxCount() {
return this.maxCount;
}
/**
* Exactly once.
*/
public static ExpectedCount once() {
return new ExpectedCount(1, 1);
}
/**
* Exactly twice.
*/
public static ExpectedCount twice() {
return new ExpectedCount(2, 2);
}
/**
* Many times (range of 1..Integer.MAX_VALUE).
*/
public static ExpectedCount manyTimes() {
return new ExpectedCount(1, Integer.MAX_VALUE);
}
/**
* Exactly N times.
*/
public static ExpectedCount times(int count) {
Assert.isTrue(count >= 1, "'count' must be >= 1");
return new ExpectedCount(count, count);
}
/**
* At least {@code min} number of times.
*/
public static ExpectedCount min(int min) {
Assert.isTrue(min >= 1, "'min' must be >= 1");
return new ExpectedCount(min, Integer.MAX_VALUE);
}
/**
* At most {@code max} number of times.
*/
public static ExpectedCount max(int max) {
Assert.isTrue(max >= 1, "'max' must be >= 1");
return new ExpectedCount(1, max);
}
/**
* No calls expected at all, i.e. min=0 and max=0.
* @since 4.3.6
*/
public static ExpectedCount never() {
return new ExpectedCount(0, 0);
}
/**
* Between {@code min} and {@code max} number of times.
*/
public static ExpectedCount between(int min, int max) {
return new ExpectedCount(min, max);
}
}