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testBackward() — netty Function Reference

Architecture documentation for the testBackward() function in ByteProcessorTest.java from the netty codebase.

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Dependency Diagram

graph TD
  aa9b3a57_f28e_553f_cf65_3f301b92c527["testBackward()"]
  dce3cb04_7a4b_2c0b_e436_07fb91534331["ByteProcessorTest"]
  aa9b3a57_f28e_553f_cf65_3f301b92c527 -->|defined in| dce3cb04_7a4b_2c0b_e436_07fb91534331
  style aa9b3a57_f28e_553f_cf65_3f301b92c527 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

buffer/src/test/java/io/netty/buffer/ByteProcessorTest.java lines 48–68

    @Test
    public void testBackward() {
        final ByteBuf buf =
                Unpooled.copiedBuffer("abc\r\n\ndef\r\rghi\n\njkl\0\0mno  \t\tx", CharsetUtil.ISO_8859_1);
        final int length = buf.readableBytes();

        assertEquals(27, buf.forEachByteDesc(0, length, ByteProcessor.FIND_LINEAR_WHITESPACE));
        assertEquals(25, buf.forEachByteDesc(0, length, ByteProcessor.FIND_ASCII_SPACE));
        assertEquals(23, buf.forEachByteDesc(0, 28, ByteProcessor.FIND_NON_LINEAR_WHITESPACE));
        assertEquals(20, buf.forEachByteDesc(0, 24, ByteProcessor.FIND_NUL));
        assertEquals(18, buf.forEachByteDesc(0, 21, ByteProcessor.FIND_NON_NUL));
        assertEquals(15, buf.forEachByteDesc(0, 19, ByteProcessor.FIND_LF));
        assertEquals(13, buf.forEachByteDesc(0, 16, ByteProcessor.FIND_NON_LF));
        assertEquals(10, buf.forEachByteDesc(0, 14, ByteProcessor.FIND_CR));
        assertEquals(8,  buf.forEachByteDesc(0, 11, ByteProcessor.FIND_NON_CR));
        assertEquals(5,  buf.forEachByteDesc(0, 9, ByteProcessor.FIND_CRLF));
        assertEquals(2,  buf.forEachByteDesc(0, 6, ByteProcessor.FIND_NON_CRLF));
        assertEquals(-1, buf.forEachByteDesc(0, 3, ByteProcessor.FIND_CRLF));

        buf.release();
    }

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Defined In

Source

Frequently Asked Questions

What does testBackward() do?
testBackward() is a function in the netty codebase, defined in buffer/src/test/java/io/netty/buffer/ByteProcessorTest.java.
Where is testBackward() defined?
testBackward() is defined in buffer/src/test/java/io/netty/buffer/ByteProcessorTest.java at line 48.

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