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mustRejectImproperlyTerminatedChunkExtensions() — netty Function Reference

Architecture documentation for the mustRejectImproperlyTerminatedChunkExtensions() function in HttpResponseDecoderTest.java from the netty codebase.

Function java Buffer Allocators

Entity Profile

Dependency Diagram

graph TD
  789ed0e4_ed56_dadc_49f1_a6fed66ed29c["mustRejectImproperlyTerminatedChunkExtensions()"]
  90546a8c_51c4_a9dc_b6e8_695d29269596["HttpResponseDecoderTest"]
  789ed0e4_ed56_dadc_49f1_a6fed66ed29c -->|defined in| 90546a8c_51c4_a9dc_b6e8_695d29269596
  style 789ed0e4_ed56_dadc_49f1_a6fed66ed29c fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

codec-http/src/test/java/io/netty/handler/codec/http/HttpResponseDecoderTest.java lines 1000–1025

    @Test
    void mustRejectImproperlyTerminatedChunkExtensions() throws Exception {
        // See full explanation: https://w4ke.info/2025/06/18/funky-chunks.html
        String requestStr = "HTTP/1.1 200 OK\r\n" +
                "Transfer-Encoding: chunked\r\n" +
                "\r\n" +
                "2;\n" + // Chunk size followed by illegal single newline (not preceded by carraige return)
                "xx\r\n" +
                "1D\r\n" +
                "0\r\n\r\n" +
                "HTTP/1.1 200 OK\r\n" +
                "Transfer-Encoding: chunked\r\n\r\n" +
                "0\r\n\r\n";
        EmbeddedChannel channel = new EmbeddedChannel(new HttpResponseDecoder());
        assertTrue(channel.writeInbound(Unpooled.copiedBuffer(requestStr, CharsetUtil.US_ASCII)));
        HttpResponse response = channel.readInbound();
        assertFalse(response.decoderResult().isFailure()); // We parse the headers just fine.
        assertTrue(response.headers().names().contains("Transfer-Encoding"));
        assertTrue(response.headers().contains("Transfer-Encoding", "chunked", false));
        HttpContent content = channel.readInbound();
        DecoderResult decoderResult = content.decoderResult();
        assertTrue(decoderResult.isFailure()); // But parsing the chunk must fail.
        assertThat(decoderResult.cause()).isInstanceOf(InvalidChunkExtensionException.class);
        content.release();
        assertFalse(channel.finish());
    }

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Defined In

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Frequently Asked Questions

What does mustRejectImproperlyTerminatedChunkExtensions() do?
mustRejectImproperlyTerminatedChunkExtensions() is a function in the netty codebase, defined in codec-http/src/test/java/io/netty/handler/codec/http/HttpResponseDecoderTest.java.
Where is mustRejectImproperlyTerminatedChunkExtensions() defined?
mustRejectImproperlyTerminatedChunkExtensions() is defined in codec-http/src/test/java/io/netty/handler/codec/http/HttpResponseDecoderTest.java at line 1000.

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