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Example of TestScheduler and TestSubject (in Spock)
Masayuki Izumi
January 22, 2016
Programming
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Example of TestScheduler and TestSubject (in Spock)
http://kyobashi-android.connpass.com/event/23975/
Masayuki Izumi
January 22, 2016
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Transcript
Example of TestScheduler / TestSubject ( in Spock) Masayuki IZUMI
- @izumin5210 kyobashi.dex #2
> Masayuki IZUMI a.k.a. @izumin5210 > Rekimoto Lab. at the
Univ. of Tokyo > Strobo, Inc. / Wantedly, Inc. > Rubyist / Androider / {Java,Type}Scripter
DEB %SPJE,BJHJ %": 300.$
4DBO#-&EFWJDFT $IFDLBWBJMBCJMJUZPGTDBOOFEEFWJDFT
public Observable<ScanResult> scan(long timespan, TimeUnit unit) { return scanner.startScan() .filter(result
-> !cache.isCached(result)) .flatMap(cache::put) .buffer(timespan, unit) .filter(results -> !results.isEmpty()) .flatMap(this::checkAvailability) .doOnSubscribe(() -> cache.removeAll().subscribe()); }
public Observable<ScanResult> scan(long timespan, TimeUnit unit) { return scanner.startScan() .filter(result
-> !cache.isCached(result)) .flatMap(cache::put) .buffer(timespan, unit) .filter(results -> !results.isEmpty()) .flatMap(this::checkAvailability) .doOnSubscribe(() -> cache.removeAll().subscribe()); }
)PXEPXFXSJUFVOJUUFTU
5FTU4DIFEVMFS5FTU4VCKFDU BOE5FTU4VCTDSJCFS
public final Observable<List<T>> buffer(long timespan, TimeUnit unit) { return buffer(timespan,
unit, Integer.MAX_VALUE, Schedulers.computation()); } 0CTFSWBCMF5CVGGFS MPOH 5JNF6OJU VTFTDPNQVUBUJPOTDIFEVMFSJOEFGBVMU
public Observable<ScanResult> scan(long timespan, TimeUnit unit, Scheduler scheduler) { return
scanner.startScan() .filter(result -> !cache.isCached(result)) .flatMap(cache::put) .buffer(timespan, unit, scheduler) .filter(results -> !results.isEmpty()) .flatMap(this::checkAvailability) .doOnSubscribe(() -> cache.removeAll().subscribe()); }
public Observable<ScanResult> scan(long timespan, TimeUnit unit, Scheduler scheduler) { return
scanner.startScan() .filter(result -> !cache.isCached(result)) .flatMap(cache::put) .buffer(timespan, unit, scheduler) .filter(results -> !results.isEmpty()) .flatMap(this::checkAvailability) .doOnSubscribe(() -> cache.removeAll().subscribe()); }
given: def unit = TimeUnit.MILLISECONDS def scheduler = new TestScheduler()
def subject = TestSubject.<ScanResult>create(scheduler) def subscriber = new TestSubscriber() def subscription = repo.scan(3000, unit, schueduler) .subscribe(subscriber) // stubbing scanner.startScan() >> subject when: subject.onNext(Mock(ScanResult)) scheduler.triggerActions() then: 1 * cache.isCached(_) >> false 1 * cache.put(_) >> { Observable.just(it) } 0 * api._ subscriber.assertValueCount(0) when: scheduler.advanceTimeBy(3000, unit) then: 1 * api.check({ it.size() == 1 }) >> Observable.just([...]) subscriber.assertValueCount(1)
given: def unit = TimeUnit.MILLISECONDS def scheduler = new TestScheduler()
def subject = TestSubject.<ScanResult>create(scheduler) def subscriber = new TestSubscriber() def subscription = repo.scan(3000, unit, schueduler) .subscribe(subscriber) // stubbing scanner.startScan() >> subject
given: def unit = TimeUnit.MILLISECONDS def scheduler = new TestScheduler()
def subject = TestSubject.<ScanResult>create(scheduler) def subscriber = new TestSubscriber() def subscription = repo.scan(3000, unit, schueduler) .subscribe(subscriber) // stubbing scanner.startScan() >> subject
given: def unit = TimeUnit.MILLISECONDS def scheduler = new TestScheduler()
def subject = TestSubject.<ScanResult>create(scheduler) def subscriber = new TestSubscriber() def subscription = repo.scan(3000, unit, schueduler) .subscribe(subscriber) // stubbing scanner.startScan() >> subject
given: def unit = TimeUnit.MILLISECONDS def scheduler = new TestScheduler()
def subject = TestSubject.<ScanResult>create(scheduler) def subscriber = new TestSubscriber() def subscription = repo.scan(3000, unit, schueduler) .subscribe(subscriber) // stubbing scanner.startScan() >> subject
when: subject.onNext(Mock(ScanResult)) scheduler.triggerActions() then: 1 * cache.isCached(_) >> false 1
* cache.put(_) >> { Observable.just(it) } 0 * api._ subscriber.assertValueCount(0)
when: subject.onNext(Mock(ScanResult)) scheduler.triggerActions() then: 1 * cache.isCached(_) >> false 1
* cache.put(_) >> { Observable.just(it) } 0 * api._ subscriber.assertValueCount(0)
when: subject.onNext(Mock(ScanResult)) scheduler.triggerActions() then: 1 * cache.isCached(_) >> false 1
* cache.put(_) >> { Observable.just(it) } 0 * api._ subscriber.assertValueCount(0)
when: subject.onNext(Mock(ScanResult)) scheduler.triggerActions() then: 1 * cache.isCached(_) >> false 1
* cache.put(_) >> { Observable.just(it) } 0 * api._ subscriber.assertValueCount(0) scanner.startScan() .filter(result -> !cache.isCached(result)) .flatMap(cache::put) .buffer(timespan, unit, scheduler) .filter(results -> !results.isEmpty()) .flatMap(this::checkAvailability) .doOnSubscribe(() -> ...));
when: subject.onNext(Mock(ScanResult)) scheduler.triggerActions() then: 1 * cache.isCached(_) >> false 1
* cache.put(_) >> { Observable.just(it) } 0 * api._ subscriber.assertValueCount(0) scanner.startScan() .filter(result -> !cache.isCached(result)) .flatMap(cache::put) .buffer(timespan, unit, scheduler) .filter(results -> !results.isEmpty()) .flatMap(this::checkAvailability) .doOnSubscribe(() -> ...));
when: subject.onNext(Mock(ScanResult)) scheduler.triggerActions() then: 1 * cache.isCached(_) >> false 1
* cache.put(_) >> { Observable.just(it) } 0 * api._ subscriber.assertValueCount(0) scanner.startScan() .filter(result -> !cache.isCached(result)) .flatMap(cache::put) .buffer(timespan, unit, scheduler) .filter(results -> !results.isEmpty()) .flatMap(this::checkAvailability) .doOnSubscribe(() -> ...)); IBTOPUSFBDIFE
when: scheduler.advanceTimeBy(3000, unit) then: 1 * api.check({ it.size() == 1
}) >> Observable.just([...]) subscriber.assertValueCount(1)
when: scheduler.advanceTimeBy(3000, unit) then: 1 * api.check({ it.size() == 1
}) >> Observable.just([...]) subscriber.assertValueCount(1) DVSSFOUUJNFNTNT
when: scheduler.advanceTimeBy(3000, unit) then: 1 * api.check({ it.size() == 1
}) >> Observable.just([...]) subscriber.assertValueCount(1)
when: scheduler.advanceTimeBy(3000, unit) then: 1 * api.check({ it.size() == 1
}) >> Observable.just([...]) subscriber.assertValueCount(1) scanner.startScan() .filter(result -> !cache.isCached(result)) .flatMap(cache::put) .buffer(timespan, unit, scheduler) .filter(results -> !results.isEmpty()) .flatMap(this::checkAvailability) .doOnSubscribe(() -> ...));
when: scheduler.advanceTimeBy(3000, unit) then: 1 * api.check({ it.size() == 1
}) >> Observable.just([...]) subscriber.assertValueCount(1) scanner.startScan() .filter(result -> !cache.isCached(result)) .flatMap(cache::put) .buffer(timespan, unit, scheduler) .filter(results -> !results.isEmpty()) .flatMap(this::checkAvailability) .doOnSubscribe(() -> ...));
5FTU4DIFEVMFS5FTU4VCKFDUBSFVTFGVMGPS UFTUJOHUJNFEFQFOEFOUDPEF *OUFSBDUJPOCBTFEUFTUJOHJO4QPDLJTBXFTPNF
Example of TestScheduler / TestSubject ( in Spock) Masayuki IZUMI
- @izumin5210 kyobashi.dex #2