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SPITimeServiceTest.java
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SPITimeServiceTest.java
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/*
* 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.shardingsphere.core.route.spi;
import com.google.common.base.Optional;
import lombok.SneakyThrows;
import org.apache.shardingsphere.core.route.fixture.TimeServiceFixture;
import org.junit.Test;
import java.lang.reflect.Field;
import java.util.Calendar;
import java.util.Collection;
import java.util.Date;
import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.assertThat;
public final class SPITimeServiceTest {
private SPITimeService timeService = new SPITimeService();
@Test
public void assertGetTime() {
Optional<TimeServiceFixture> optional = getFixtureHook();
assertTrue(optional.isPresent());
Date date = new Date();
optional.get().setDate(date);
Date time = timeService.getTime();
assertThat(date, is(time));
}
@Test
public void assertGetTimeWithDefault() {
Optional<TimeServiceFixture> optional = getFixtureHook();
assertTrue(optional.isPresent());
Calendar calendar = Calendar.getInstance();
calendar.add(Calendar.DATE, -1);
Date date = calendar.getTime();
Date time = timeService.getTime();
assertTrue(time.after(date));
}
@SuppressWarnings("unchecked")
@SneakyThrows
private Optional<TimeServiceFixture> getFixtureHook() {
Field routingHooksField = SPITimeService.class.getDeclaredField("timeServices");
routingHooksField.setAccessible(true);
Collection<TimeService> timeServices = (Collection<TimeService>) routingHooksField.get(timeService);
for (TimeService timeService : timeServices) {
if (timeService instanceof TimeServiceFixture) {
return Optional.of((TimeServiceFixture) timeService);
}
}
return Optional.absent();
}
}