UtilsTest.java

package zlc.season.rxdownload2;

import org.junit.Test;

import java.util.concurrent.Semaphore;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import io.reactivex.Observable;
import io.reactivex.disposables.Disposable;
import io.reactivex.functions.Action;
import io.reactivex.functions.Consumer;
import io.reactivex.schedulers.Schedulers;
import zlc.season.rxdownload2.function.Utils;

/**
 * Author: Season(ssseasonnn@gmail.com)
 * Date: 2016/11/1
 * Time: 17:05
 * FIXME
 */
public class UtilsTest {
    @Test
    public void GMTToLong() throws Exception {
        long l = Utils.GMTToLong("Fri, 04 Oct 2016 00:35:29 GMT");
        System.out.println(l);
        long a = Utils.GMTToLong(null);
        System.out.println(a);
    }

    @Test
    public void longToGMT() throws Exception {
        String str = Utils.longToGMT(1475541329000L);
        System.out.println(str);
    }

    @Test
    public void substringTest() throws Exception {
        String str = "http://dldir1.qq.com/weixin/android/weixin6330android920.apk";
        System.out.println(str.substring(str.lastIndexOf('/') + 1));
    }

    @Test
    public void contentDisposition() throws Exception {
        String test = "attachment; filename=\"com.coolapk.market_7.3.2_1701250.apk\"";
        Matcher m = Pattern.compile(".*filename=(.*)").matcher(test.toLowerCase());
        String result;
        if (m.find()) {
            result = m.group(1);
        } else {
            result = "";
        }
        System.out.println(result);

        if (result.startsWith("\"")) {
            result = result.substring(1);
        }
        if (result.endsWith("\"")) {
            result = result.substring(0, result.length() - 1);
        }
        System.out.println(result);
    }

    @Test
    public void lifecycleTest() throws Exception {
        final Semaphore semaphore = new Semaphore(0);
        Disposable disposable = Observable.just(1)
                .subscribeOn(Schedulers.io())
                .doOnSubscribe(new Consumer<Disposable>() {
                    @Override
                    public void accept(Disposable disposable) throws Exception {
                        System.out.println("on subscribe...");
                        System.out.println("acquiring...");
                        semaphore.acquire();
                        System.out.println("acquired!");
                    }
                })
                .doFinally(new Action() {
                    @Override
                    public void run() throws Exception {
                        System.out.println("finally");
                        semaphore.release();
                        System.out.println("released");
                        System.out.println(semaphore.availablePermits());
                    }
                })
                .subscribe(new Consumer<Integer>() {
                    @Override
                    public void accept(Integer integer) throws Exception {
                        System.out.println(integer);
                    }
                });

        disposable.dispose();
    }
}