org.rapidoid.util.Expectation Maven / Gradle / Ivy
/*-
* #%L
* rapidoid-commons
* %%
* Copyright (C) 2014 - 2017 Nikolche Mihajlovski and contributors
* %%
* 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.
* #L%
*/
package org.rapidoid.util;
import org.rapidoid.RapidoidThing;
import org.rapidoid.annotation.Authors;
import org.rapidoid.annotation.Since;
import org.rapidoid.cls.Cls;
import org.rapidoid.data.JSON;
import org.rapidoid.u.U;
import java.util.Map;
@Authors("Nikolche Mihajlovski")
@Since("5.2.0")
public class Expectation extends RapidoidThing {
private final Object target;
public Expectation(Object target) {
this.target = target;
}
public Expectation entry(String key, Object expectedValue) {
Object val = asMap().get(key);
U.must(U.eq(val, expectedValue), "Expected map entry '%s' to have value [%s], but found [%s]!", key, expectedValue, val);
return this;
}
public Expectation value(String expectedValue) {
String val = as(String.class);
U.must(U.eq(val, expectedValue), "Expected value [%s], but found [%s]!", expectedValue, val);
return this;
}
private T as(Class type) {
U.must(Cls.instanceOf(target, type), "Expected a type '%s', but found: %s", type, target);
return U.cast(target);
}
@SuppressWarnings("unchecked")
private Map asMap() {
if (target instanceof String) {
return JSON.parse((String) target);
}
return as(Map.class);
}
@SuppressWarnings("unchecked")
public T get() {
return (T) target;
}
}