55 lines
1.2 KiB
Factor
55 lines
1.2 KiB
Factor
! Copyright (C) 2009 Doug Coleman.
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! See http://factorcode.org/license.txt for BSD license.
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USING: accessors bitstreams io io.streams.string kernel tools.test
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grouping compression.lzw multiline byte-arrays io.encodings.binary
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io.streams.byte-array ;
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IN: bitstreams.tests
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[ 0b1111111111 ]
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[
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B{ 0x0f 0xff 0xff 0xff } <msb0-bit-reader>
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2 >>byte-pos 6 >>bit-pos
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10 swap peek
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] unit-test
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[ 0b111111111 ]
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[
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B{ 0x0f 0xff 0xff 0xff } <msb0-bit-reader>
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2 >>byte-pos 6 >>bit-pos
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9 swap peek
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] unit-test
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[ 0b11111111 ]
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[
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B{ 0x0f 0xff 0xff 0xff } <msb0-bit-reader>
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2 >>byte-pos 6 >>bit-pos
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8 swap peek
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] unit-test
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[ 0b1111111 ]
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[
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B{ 0x0f 0xff 0xff 0xff } <msb0-bit-reader>
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2 >>byte-pos 6 >>bit-pos
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7 swap peek
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] unit-test
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[ 0b111111 ]
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[
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B{ 0x0f 0xff 0xff 0xff } <msb0-bit-reader>
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2 >>byte-pos 6 >>bit-pos
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6 swap peek
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] unit-test
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[ 0b11111 ]
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[
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B{ 0x0f 0xff 0xff 0xff } <msb0-bit-reader>
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2 >>byte-pos 6 >>bit-pos
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5 swap peek
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] unit-test
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[ B{ } <msb0-bit-reader> 5 swap peek ] must-fail
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[ B{ } <msb0-bit-reader> 1 swap peek ] must-fail
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[ B{ } <msb0-bit-reader> 8 swap peek ] must-fail
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[ 0 ] [ B{ } <msb0-bit-reader> 0 swap peek ] unit-test
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