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testUpgrade0() — netty Function Reference

Architecture documentation for the testUpgrade0() function in WebSocketServerHandshaker13Test.java from the netty codebase.

Function java Buffer Allocators called by 2

Entity Profile

Dependency Diagram

graph TD
  9b413e61_113c_d4ee_061a_59cd3c3e3003["testUpgrade0()"]
  b3c12c47_d3a9_1bed_608c_a4b3745e9ee9["WebSocketServerHandshaker13Test"]
  9b413e61_113c_d4ee_061a_59cd3c3e3003 -->|defined in| b3c12c47_d3a9_1bed_608c_a4b3745e9ee9
  6bd3fdb0_79e7_8d7b_ab53_b73429c54634["testPerformOpeningHandshake0()"]
  6bd3fdb0_79e7_8d7b_ab53_b73429c54634 -->|calls| 9b413e61_113c_d4ee_061a_59cd3c3e3003
  db76d3df_c369_afe2_c78b_74447024f363["testCloseReason0()"]
  db76d3df_c369_afe2_c78b_74447024f363 -->|calls| 9b413e61_113c_d4ee_061a_59cd3c3e3003
  style 9b413e61_113c_d4ee_061a_59cd3c3e3003 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

codec-http/src/test/java/io/netty/handler/codec/http/websocketx/WebSocketServerHandshaker13Test.java lines 195–224

    private static void testUpgrade0(EmbeddedChannel ch, WebSocketServerHandshaker13 handshaker) {
        FullHttpRequest req = new DefaultFullHttpRequest(HTTP_1_1, HttpMethod.GET, "/chat");
        req.headers().set(HttpHeaderNames.HOST, "server.example.com");
        req.headers().set(HttpHeaderNames.UPGRADE, HttpHeaderValues.WEBSOCKET);
        req.headers().set(HttpHeaderNames.CONNECTION, "Upgrade");
        req.headers().set(HttpHeaderNames.SEC_WEBSOCKET_KEY, "dGhlIHNhbXBsZSBub25jZQ==");
        req.headers().set(HttpHeaderNames.SEC_WEBSOCKET_ORIGIN, "http://example.com");
        req.headers().set(HttpHeaderNames.SEC_WEBSOCKET_PROTOCOL, "chat, superchat");
        req.headers().set(HttpHeaderNames.SEC_WEBSOCKET_VERSION, "13");

        handshaker.handshake(ch, req);

        ByteBuf resBuf = ch.readOutbound();

        EmbeddedChannel ch2 = new EmbeddedChannel(new HttpResponseDecoder());
        ch2.writeInbound(resBuf);
        HttpResponse res = ch2.readInbound();

        assertEquals(
                "s3pPLMBiTxaQ9kYGzzhZRbK+xOo=", res.headers().get(HttpHeaderNames.SEC_WEBSOCKET_ACCEPT));
        Iterator<String> subProtocols = handshaker.subprotocols().iterator();
        if (subProtocols.hasNext()) {
            assertEquals(subProtocols.next(),
                    res.headers().get(HttpHeaderNames.SEC_WEBSOCKET_PROTOCOL));
        } else {
            assertNull(res.headers().get(HttpHeaderNames.SEC_WEBSOCKET_PROTOCOL));
        }
        ReferenceCountUtil.release(res);
        req.release();
    }

Domain

Subdomains

Defined In

Called By

Source

Frequently Asked Questions

What does testUpgrade0() do?
testUpgrade0() is a function in the netty codebase, defined in codec-http/src/test/java/io/netty/handler/codec/http/websocketx/WebSocketServerHandshaker13Test.java.
Where is testUpgrade0() defined?
testUpgrade0() is defined in codec-http/src/test/java/io/netty/handler/codec/http/websocketx/WebSocketServerHandshaker13Test.java at line 195.
What calls testUpgrade0()?
testUpgrade0() is called by 2 function(s): testCloseReason0, testPerformOpeningHandshake0.

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