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/*
* ============LICENSE_START=======================================================
* Common Utils-Test
* ================================================================================
* Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.onap.policy.common.utils.time;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import org.junit.Test;
public class TestTimeTest {
@Test
public void test() throws Exception {
TestTime tm = new TestTime();
TestTime tm2 = new TestTime();
final long treal = System.currentTimeMillis();
long tcur = tm.getMillis();
assertEquals(tcur, tm.getDate().getTime());
long tsleep = 10000L;
long tcur2 = tm2.getMillis();
// sleep a bit and then check values
tcur2 += tsleep;
tm2.sleep(tsleep);
assertEquals(tcur2, tm2.getMillis());
assertEquals(tcur2, tm2.getDate().getTime());
// sleep some more and then check values
tcur2 += tsleep;
tm2.sleep(tsleep);
assertEquals(tcur2, tm2.getMillis());
assertEquals(tcur2, tm2.getDate().getTime());
// check again - to ensure unchanged
assertEquals(tcur2, tm2.getMillis());
assertEquals(tcur2, tm2.getDate().getTime());
// original should also be unchanged
assertEquals(tcur, tm.getMillis());
assertEquals(tcur, tm.getDate().getTime());
// ensure that no real time has elapsed
assertTrue(System.currentTimeMillis() < treal + tsleep / 2);
}
}
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