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cannotSendGoAwayFrameWithIncreasingLastStreamIds() — netty Function Reference

Architecture documentation for the cannotSendGoAwayFrameWithIncreasingLastStreamIds() function in Http2ConnectionHandlerTest.java from the netty codebase.

Function java Buffer Allocators

Entity Profile

Dependency Diagram

graph TD
  a9289aa9_3851_e8af_e75f_8016e0966564["cannotSendGoAwayFrameWithIncreasingLastStreamIds()"]
  e8b32c7d_fa9d_422b_0744_82047ac00ea5["Http2ConnectionHandlerTest"]
  a9289aa9_3851_e8af_e75f_8016e0966564 -->|defined in| e8b32c7d_fa9d_422b_0744_82047ac00ea5
  style a9289aa9_3851_e8af_e75f_8016e0966564 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

codec-http2/src/test/java/io/netty/handler/codec/http2/Http2ConnectionHandlerTest.java lines 674–699

    @Test
    public void cannotSendGoAwayFrameWithIncreasingLastStreamIds() throws Exception {
        handler = newHandler();
        ByteBuf data = dummyData();
        long errorCode = Http2Error.INTERNAL_ERROR.code();

        handler.goAway(ctx, STREAM_ID, errorCode, data.retain(), promise);
        verify(connection).goAwaySent(eq(STREAM_ID), eq(errorCode), eq(data));
        verify(frameWriter).writeGoAway(eq(ctx), eq(STREAM_ID), eq(errorCode), eq(data), eq(promise));
        // The frameWriter is only mocked, so it should not have interacted with the promise.
        assertFalse(promise.isDone());

        when(connection.goAwaySent()).thenReturn(true);
        when(remote.lastStreamKnownByPeer()).thenReturn(STREAM_ID);
        doAnswer(new Answer<Boolean>() {
            @Override
            public Boolean answer(InvocationOnMock invocationOnMock) {
                throw new IllegalStateException();
            }
        }).when(connection).goAwaySent(anyInt(), anyLong(), any(ByteBuf.class));
        handler.goAway(ctx, STREAM_ID + 2, errorCode, data, promise);
        assertTrue(promise.isDone());
        assertFalse(promise.isSuccess());
        assertEquals(0, data.refCnt());
        verifyNoMoreInteractions(frameWriter);
    }

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Defined In

Source

Frequently Asked Questions

What does cannotSendGoAwayFrameWithIncreasingLastStreamIds() do?
cannotSendGoAwayFrameWithIncreasingLastStreamIds() is a function in the netty codebase, defined in codec-http2/src/test/java/io/netty/handler/codec/http2/Http2ConnectionHandlerTest.java.
Where is cannotSendGoAwayFrameWithIncreasingLastStreamIds() defined?
cannotSendGoAwayFrameWithIncreasingLastStreamIds() is defined in codec-http2/src/test/java/io/netty/handler/codec/http2/Http2ConnectionHandlerTest.java at line 674.

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