testWrittenBuffersEquals() — netty Function Reference

Architecture documentation for the testWrittenBuffersEquals() function in AbstractCompositeByteBufTest.java from the netty codebase.

Function java Buffer Allocators

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Buffer→ Allocators→ testWrittenBuffersEquals() — netty Function Reference

Dependency Diagram

graph TD
  456708bc_c485_df0f_b033_512e51d503f0["testWrittenBuffersEquals()"]
  47bc0a20_e243_89ff_132b_99ac6b23835f["AbstractCompositeByteBufTest"]
  456708bc_c485_df0f_b033_512e51d503f0 -->|defined in| 47bc0a20_e243_89ff_132b_99ac6b23835f
  style 456708bc_c485_df0f_b033_512e51d503f0 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

buffer/src/test/java/io/netty/buffer/AbstractCompositeByteBufTest.java lines 495–627

    @Test
    public void testWrittenBuffersEquals() {
        //XXX Same tests than testEquals with written AggregateChannelBuffers
        ByteBuf a, b, c;
        // Different length.
        a = wrappedBuffer(new byte[] { 1  }).order(order);
        b = wrappedBuffer(wrappedBuffer(new byte[] { 1 }, new byte[1])).order(order);
        c = wrappedBuffer(new byte[] { 2 }).order(order);

        // to enable writeBytes
        b.writerIndex(b.writerIndex() - 1);
        b.writeBytes(c);
        assertFalse(ByteBufUtil.equals(a, b));

        a.release();
        b.release();
        c.release();

        // Same content, same firstIndex, short length.
        a = wrappedBuffer(new byte[] { 1, 2, 3 }).order(order);
        b = wrappedBuffer(wrappedBuffer(new byte[] { 1 }, new byte[2])).order(order);
        c = wrappedBuffer(new byte[] { 2 }).order(order);

        // to enable writeBytes
        b.writerIndex(b.writerIndex() - 2);
        b.writeBytes(c);
        c.release();
        c = wrappedBuffer(new byte[] { 3 }).order(order);

        b.writeBytes(c);
        assertTrue(ByteBufUtil.equals(a, b));

        a.release();
        b.release();
        c.release();

        // Same content, different firstIndex, short length.
        a = wrappedBuffer(new byte[] { 1, 2, 3 }).order(order);
        b = wrappedBuffer(wrappedBuffer(new byte[] { 0, 1, 2, 3, 4 }, 1, 3)).order(order);
        c = wrappedBuffer(new byte[] { 0, 1, 2, 3, 4 }, 3, 1).order(order);
        // to enable writeBytes
        b.writerIndex(b.writerIndex() - 1);
        b.writeBytes(c);
        assertTrue(ByteBufUtil.equals(a, b));

        a.release();
        b.release();
        c.release();

        // Different content, same firstIndex, short length.
        a = wrappedBuffer(new byte[] { 1, 2, 3 }).order(order);
        b = wrappedBuffer(wrappedBuffer(new byte[] { 1, 2 }, new byte[1])).order(order);
        c = wrappedBuffer(new byte[] { 4 }).order(order);
        // to enable writeBytes
        b.writerIndex(b.writerIndex() - 1);
        b.writeBytes(c);
        assertFalse(ByteBufUtil.equals(a, b));

        a.release();
        b.release();
        c.release();

        // Different content, different firstIndex, short length.
        a = wrappedBuffer(new byte[] { 1, 2, 3 }).order(order);
        b = wrappedBuffer(wrappedBuffer(new byte[] { 0, 1, 2, 4, 5 }, 1, 3)).order(order);
        c = wrappedBuffer(new byte[] { 0, 1, 2, 4, 5 }, 3, 1).order(order);
        // to enable writeBytes
        b.writerIndex(b.writerIndex() - 1);
        b.writeBytes(c);
        assertFalse(ByteBufUtil.equals(a, b));

        a.release();
        b.release();
        c.release();

        // Same content, same firstIndex, long length.
        a = wrappedBuffer(new byte[] { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 }).order(order);
        b = wrappedBuffer(wrappedBuffer(new byte[] { 1, 2, 3 }, new byte[7])).order(order);
        c = wrappedBuffer(new byte[] { 4, 5, 6 }).order(order);

        // to enable writeBytes