Examples with LeakAwareDataBufferFactory org.springframework.core.testfixture.io.buffer.LeakAwareDataBufferFactory used on opensource projects

Example 1 with LeakAwareDataBufferFactory

use of org.springframework.core.testfixture.io.buffer.LeakAwareDataBufferFactory in project spring-framework by spring-projects.

the class ChannelSendOperatorTests method errorFromWriteFunctionWhileItemCached.

// gh-22720
@Test
public void errorFromWriteFunctionWhileItemCached() {
    // 1. First item received
    // 2. writeFunction applied and writeCompletionBarrier subscribed to it
    // 3. writeFunction fails, e.g. to flush status and headers, before request(n) from server
    LeakAwareDataBufferFactory bufferFactory = new LeakAwareDataBufferFactory();
    ChannelSendOperator<DataBuffer> operator = new ChannelSendOperator<>(Flux.create(sink -> {
        DataBuffer dataBuffer = bufferFactory.allocateBuffer();
        dataBuffer.write("foo", StandardCharsets.UTF_8);
        sink.next(dataBuffer);
    }), publisher -> {
        publisher.subscribe(new ZeroDemandSubscriber());
        return Mono.error(new IllegalStateException("err"));
    });
    StepVerifier.create(operator).expectErrorMessage("err").verify(Duration.ofSeconds(5));
    bufferFactory.checkForLeaks();
}

Example 2 with LeakAwareDataBufferFactory

use of org.springframework.core.testfixture.io.buffer.LeakAwareDataBufferFactory in project spring-framework by spring-projects.

the class ChannelSendOperatorTests method cancelWhileItemCached.

// gh-22720
@Test
public void cancelWhileItemCached() {
    LeakAwareDataBufferFactory bufferFactory = new LeakAwareDataBufferFactory();
    ChannelSendOperator<DataBuffer> operator = new ChannelSendOperator<>(Mono.fromCallable(() -> {
        DataBuffer dataBuffer = bufferFactory.allocateBuffer();
        dataBuffer.write("foo", StandardCharsets.UTF_8);
        return dataBuffer;
    }), publisher -> {
        ZeroDemandSubscriber subscriber = new ZeroDemandSubscriber();
        publisher.subscribe(subscriber);
        return Mono.never();
    });
    BaseSubscriber<Void> subscriber = new BaseSubscriber<>() {
    };
    operator.subscribe(subscriber);
    subscriber.cancel();
    bufferFactory.checkForLeaks();
}

Example 3 with LeakAwareDataBufferFactory

use of org.springframework.core.testfixture.io.buffer.LeakAwareDataBufferFactory in project spring-framework by spring-projects.

the class ChannelSendOperatorTests method errorFromWriteSourceWhileItemCached.

// gh-22720
@Test
public void errorFromWriteSourceWhileItemCached() {
    // 1. First item received
    // 2. writeFunction applied and writeCompletionBarrier subscribed to it
    // 3. Write Publisher fails right after that and before request(n) from server
    LeakAwareDataBufferFactory bufferFactory = new LeakAwareDataBufferFactory();
    ZeroDemandSubscriber writeSubscriber = new ZeroDemandSubscriber();
    ChannelSendOperator<DataBuffer> operator = new ChannelSendOperator<>(Flux.create(sink -> {
        DataBuffer dataBuffer = bufferFactory.allocateBuffer();
        dataBuffer.write("foo", StandardCharsets.UTF_8);
        sink.next(dataBuffer);
        sink.error(new IllegalStateException("err"));
    }), publisher -> {
        publisher.subscribe(writeSubscriber);
        return Mono.never();
    });
    operator.subscribe(new BaseSubscriber<Void>() {
    });
    try {
        // Let cached signals ("foo" and error) be published..
        writeSubscriber.signalDemand(1);
    } catch (Throwable ex) {
        assertThat(ex.getCause()).isNotNull();
        assertThat(ex.getCause().getMessage()).isEqualTo("err");
    }
    bufferFactory.checkForLeaks();
}

Example 4 with LeakAwareDataBufferFactory

use of org.springframework.core.testfixture.io.buffer.LeakAwareDataBufferFactory in project spring-framework by spring-projects.

the class ServerHttpResponseTests method monoResponseShouldNotLeakIfCancelled.

// gh-26232
@Test
void monoResponseShouldNotLeakIfCancelled() {
    LeakAwareDataBufferFactory bufferFactory = new LeakAwareDataBufferFactory();
    MockServerHttpRequest request = MockServerHttpRequest.get("/").build();
    MockServerHttpResponse response = new MockServerHttpResponse(bufferFactory);
    response.setWriteHandler(flux -> {
        throw AbortedException.beforeSend();
    });
    HttpMessageWriter<Object> messageWriter = new EncoderHttpMessageWriter<>(new Jackson2JsonEncoder());
    Mono<Void> result = messageWriter.write(Mono.just(Collections.singletonMap("foo", "bar")), ResolvableType.forClass(Mono.class), ResolvableType.forClass(Map.class), null, request, response, Collections.emptyMap());
    StepVerifier.create(result).expectError(AbortedException.class).verify();
    bufferFactory.checkForLeaks();
}