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@ -391,4 +391,64 @@ object ByteBufExtensionsTest { |
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} |
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} |
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} |
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} |
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} |
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} |
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@Test |
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fun testCrc32() { |
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val s = "AAThe quick brown fox jumps over the lazy dogA" |
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/* |
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* Tests the hasArray() case. The slicedBuf trickery is to allow us |
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* to test a non-zero arrayOffset(). |
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*/ |
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Unpooled.wrappedBuffer(s.toByteArray()).use { buf -> |
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val slicedBuf = buf.slice(1, buf.readableBytes() - 1) |
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assertEquals(0x414FA339, slicedBuf.crc32(1, slicedBuf.writerIndex() - 2)) |
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} |
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// Tests the nioBufferCount() == 1 case. |
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Unpooled.wrappedBuffer(s.toByteArray()).use { buf -> |
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ByteBufAllocator.DEFAULT.directBuffer().use { directBuf -> |
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directBuf.writeBytes(buf, 0, buf.capacity()) |
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assertEquals(0x414FA339, directBuf.crc32(2, directBuf.writerIndex() - 3)) |
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} |
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} |
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// Tests the nioBufferCount() > 1 case. |
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Unpooled.wrappedBuffer( |
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Unpooled.wrappedBuffer("AAThe quick brown fox ".toByteArray()), |
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Unpooled.wrappedBuffer("jumps over the lazy dogA".toByteArray()) |
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).use { buf -> |
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assertEquals(0x414FA339, buf.crc32(2, buf.writerIndex() - 3)) |
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} |
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/* |
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* Check the crc32() method (with no arguments) sets the index/length |
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* correctly. |
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*/ |
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Unpooled.wrappedBuffer(s.toByteArray()).use { buf -> |
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buf.readerIndex(2) |
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buf.writerIndex(buf.writerIndex() - 1) |
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assertEquals(0x414FA339, buf.crc32()) |
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} |
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} |
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@Test |
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fun testCrc32Bounds() { |
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assertThrows<IndexOutOfBoundsException> { |
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Unpooled.EMPTY_BUFFER.crc32(-1, 0) |
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} |
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assertThrows<IndexOutOfBoundsException> { |
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Unpooled.EMPTY_BUFFER.crc32(0, -1) |
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} |
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assertThrows<IndexOutOfBoundsException> { |
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Unpooled.EMPTY_BUFFER.crc32(1, 0) |
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} |
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assertThrows<IndexOutOfBoundsException> { |
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Unpooled.EMPTY_BUFFER.crc32(0, 1) |
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} |
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} |
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} |
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} |
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