feign/feign-core/src/test/java/feign/codec/RetryAfterDecoderTest.java at 1.x · JavaThridProject/feign

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* 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.

package feign.codec;

import com.google.common.base.Ticker;

import org.testng.annotations.Test;

import java.text.ParseException;

import feign.codec.ErrorDecoder.RetryAfterDecoder;

import static feign.codec.ErrorDecoder.RetryAfterDecoder.RFC822_FORMAT;

import static java.util.concurrent.TimeUnit.MILLISECONDS;

import static org.testng.Assert.assertEquals;

import static org.testng.Assert.assertFalse;

public class RetryAfterDecoderTest {

@Test public void malformDateFailsGracefully() {

assertFalse(decoder.apply("Fri, 31 Dec 1999 23:59:59 ZBW").isPresent());

}

@Test public void rfc822Parses() throws ParseException {

assertEquals(decoder.apply("Fri, 31 Dec 1999 23:59:59 GMT").get(),

RFC822_FORMAT.parse("Fri, 31 Dec 1999 23:59:59 GMT"));

}

@Test public void relativeSecondsParses() throws ParseException {

assertEquals(decoder.apply("86400").get(), RFC822_FORMAT.parse("Sun, 2 Jan 2000 00:00:00 GMT"));

}

static Ticker y2k = new Ticker() {

@Override

public long read() {

try {

return MILLISECONDS.toNanos(RFC822_FORMAT.parse("Sat, 1 Jan 2000 00:00:00 GMT").getTime());

} catch (ParseException e) {

throw new RuntimeException(e);

}

};

private RetryAfterDecoder decoder = new RetryAfterDecoder(y2k, RFC822_FORMAT);

}