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author | pacien | 2018-11-30 21:06:39 +0100 |
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committer | pacien | 2018-11-30 21:06:39 +0100 |
commit | 1f0c6a7638353d1ebbbc4ba1a8de0887d5f68e98 (patch) | |
tree | ed9867c9997e9ceee750194fe8aaaa6f067a93f1 | |
parent | 3d5a87a5879aa724e47546d1bdbb7f6c9466cf94 (diff) | |
download | gziplike-1f0c6a7638353d1ebbbc4ba1a8de0887d5f68e98.tar.gz |
isolate blocks
-rw-r--r-- | src/blocks/lzssblock.nim (renamed from src/lzssblock.nim) | 2 | ||||
-rw-r--r-- | src/blocks/rawblock.nim (renamed from src/rawblock.nim) | 2 | ||||
-rw-r--r-- | src/blocks/streamblock.nim (renamed from src/streamblock.nim) | 2 | ||||
-rw-r--r-- | src/main.nim | 2 | ||||
-rw-r--r-- | tests/tblocks.nim (renamed from tests/tstreamblock.nim) | 43 | ||||
-rw-r--r-- | tests/trawblock.nim | 57 |
6 files changed, 45 insertions, 63 deletions
diff --git a/src/lzssblock.nim b/src/blocks/lzssblock.nim index 317e768..f68f665 100644 --- a/src/lzssblock.nim +++ b/src/blocks/lzssblock.nim | |||
@@ -14,7 +14,7 @@ | |||
14 | # You should have received a copy of the GNU Affero General Public License | 14 | # You should have received a copy of the GNU Affero General Public License |
15 | # along with this program. If not, see <https://www.gnu.org/licenses/>. | 15 | # along with this program. If not, see <https://www.gnu.org/licenses/>. |
16 | 16 | ||
17 | import bitio/bitreader, bitio/bitwriter | 17 | import ../bitio/bitreader, ../bitio/bitwriter |
18 | 18 | ||
19 | type LzssBlock* = object | 19 | type LzssBlock* = object |
20 | discard | 20 | discard |
diff --git a/src/rawblock.nim b/src/blocks/rawblock.nim index b4920fc..2b32831 100644 --- a/src/rawblock.nim +++ b/src/blocks/rawblock.nim | |||
@@ -14,7 +14,7 @@ | |||
14 | # You should have received a copy of the GNU Affero General Public License | 14 | # You should have received a copy of the GNU Affero General Public License |
15 | # along with this program. If not, see <https://www.gnu.org/licenses/>. | 15 | # along with this program. If not, see <https://www.gnu.org/licenses/>. |
16 | 16 | ||
17 | import bitio/integers, bitio/bitreader, bitio/bitwriter | 17 | import ../bitio/integers, ../bitio/bitreader, ../bitio/bitwriter |
18 | 18 | ||
19 | const maxDataBitLength = high(uint16).int | 19 | const maxDataBitLength = high(uint16).int |
20 | const bitLengthFieldBitLength = 2 * wordBitLength | 20 | const bitLengthFieldBitLength = 2 * wordBitLength |
diff --git a/src/streamblock.nim b/src/blocks/streamblock.nim index 489097e..c904af7 100644 --- a/src/streamblock.nim +++ b/src/blocks/streamblock.nim | |||
@@ -15,7 +15,7 @@ | |||
15 | # along with this program. If not, see <https://www.gnu.org/licenses/>. | 15 | # along with this program. If not, see <https://www.gnu.org/licenses/>. |
16 | 16 | ||
17 | import sequtils | 17 | import sequtils |
18 | import bitio/integers, bitio/bitreader, bitio/bitwriter | 18 | import ../bitio/integers, ../bitio/bitreader, ../bitio/bitwriter |
19 | import rawblock, lzssblock | 19 | import rawblock, lzssblock |
20 | 20 | ||
21 | type BlockKind* = enum | 21 | type BlockKind* = enum |
diff --git a/src/main.nim b/src/main.nim index 450f52d..cf76f5e 100644 --- a/src/main.nim +++ b/src/main.nim | |||
@@ -15,7 +15,7 @@ | |||
15 | # along with this program. If not, see <https://www.gnu.org/licenses/>. | 15 | # along with this program. If not, see <https://www.gnu.org/licenses/>. |
16 | 16 | ||
17 | import os, streams, sugar | 17 | import os, streams, sugar |
18 | import bitio/bitreader, bitio/bitwriter, streamblock | 18 | import bitio/bitreader, bitio/bitwriter, blocks/streamblock |
19 | 19 | ||
20 | proc transform*(operation: (BitReader, BitWriter) -> void, input, output: string) = | 20 | proc transform*(operation: (BitReader, BitWriter) -> void, input, output: string) = |
21 | let inputStream = openFileStream(input, fmRead) | 21 | let inputStream = openFileStream(input, fmRead) |
diff --git a/tests/tstreamblock.nim b/tests/tblocks.nim index 57eaf3a..540317d 100644 --- a/tests/tstreamblock.nim +++ b/tests/tblocks.nim | |||
@@ -15,7 +15,46 @@ | |||
15 | # along with this program. If not, see <https://www.gnu.org/licenses/>. | 15 | # along with this program. If not, see <https://www.gnu.org/licenses/>. |
16 | 16 | ||
17 | import unittest, streams | 17 | import unittest, streams |
18 | import bitio/bitreader, bitio/bitwriter, streamblock | 18 | import bitio/bitreader, bitio/bitwriter, blocks/rawblock, blocks/streamblock |
19 | |||
20 | suite "rawblock": | ||
21 | test "serialise": | ||
22 | let rawStream = newStringStream() | ||
23 | defer: rawStream.close() | ||
24 | rawStream.write(0xFEDC_BA98_7654_3210'u64) | ||
25 | rawStream.setPosition(0) | ||
26 | let rawBitReader = rawStream.bitReader() | ||
27 | let rawBlock = rawblock.readRaw(rawBitReader) | ||
28 | |||
29 | let outputStream = newStringStream() | ||
30 | defer: outputStream.close() | ||
31 | let outputBitWriter = outputStream.bitWriter() | ||
32 | rawBlock.writeSerialisedTo(outputBitWriter) | ||
33 | outputBitWriter.flush() | ||
34 | |||
35 | outputStream.setPosition(0) | ||
36 | check outputStream.readUint16() == 64 | ||
37 | check outputStream.readUint64() == 0xFEDC_BA98_7654_3210'u64 | ||
38 | check outputStream.atEnd() | ||
39 | |||
40 | test "deserialise": | ||
41 | let serialisedStream = newStringStream() | ||
42 | defer: serialisedStream.close() | ||
43 | serialisedStream.write(60'u16) | ||
44 | serialisedStream.write(0xFEDC_BA98_7654_3210'u64) | ||
45 | serialisedStream.setPosition(0) | ||
46 | let serialisedBitReader = serialisedStream.bitReader() | ||
47 | let rawBlock = rawBlock.readSerialised(serialisedBitReader) | ||
48 | |||
49 | let outputStream = newStringStream() | ||
50 | defer: outputStream.close() | ||
51 | let outputBitWriter = outputStream.bitWriter() | ||
52 | rawBlock.writeRawTo(outputBitWriter) | ||
53 | outputBitWriter.flush() | ||
54 | |||
55 | outputStream.setPosition(0) | ||
56 | check outputStream.readUint64 == 0x0EDC_BA98_7654_3210'u64 | ||
57 | check outputStream.atEnd() | ||
19 | 58 | ||
20 | suite "streamblock": | 59 | suite "streamblock": |
21 | test "serialise": | 60 | test "serialise": |
@@ -54,7 +93,7 @@ suite "streamblock": | |||
54 | 93 | ||
55 | serialisedStream.setPosition(0) | 94 | serialisedStream.setPosition(0) |
56 | let serialisedBitReader = serialisedStream.bitReader() | 95 | let serialisedBitReader = serialisedStream.bitReader() |
57 | let streamBlock = readSerialised(serialisedBitReader) | 96 | let streamBlock = streamblock.readSerialised(serialisedBitReader) |
58 | 97 | ||
59 | let outputStream = newStringStream() | 98 | let outputStream = newStringStream() |
60 | defer: outputStream.close() | 99 | defer: outputStream.close() |
diff --git a/tests/trawblock.nim b/tests/trawblock.nim deleted file mode 100644 index 0271e33..0000000 --- a/tests/trawblock.nim +++ /dev/null | |||
@@ -1,57 +0,0 @@ | |||
1 | # gzip-like LZSS compressor | ||
2 | # Copyright (C) 2018 Pacien TRAN-GIRARD | ||
3 | # | ||
4 | # This program is free software: you can redistribute it and/or modify | ||
5 | # it under the terms of the GNU Affero General Public License as | ||
6 | # published by the Free Software Foundation, either version 3 of the | ||
7 | # License, or (at your option) any later version. | ||
8 | # | ||
9 | # This program is distributed in the hope that it will be useful, | ||
10 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
11 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
12 | # GNU Affero General Public License for more details. | ||
13 | # | ||
14 | # You should have received a copy of the GNU Affero General Public License | ||
15 | # along with this program. If not, see <https://www.gnu.org/licenses/>. | ||
16 | |||
17 | import unittest, streams | ||
18 | import bitio/bitreader, bitio/bitwriter, rawblock | ||
19 | |||
20 | suite "rawblock": | ||
21 | test "serialise": | ||
22 | let rawStream = newStringStream() | ||
23 | defer: rawStream.close() | ||
24 | rawStream.write(0xFEDC_BA98_7654_3210'u64) | ||
25 | rawStream.setPosition(0) | ||
26 | let rawBitReader = rawStream.bitReader() | ||
27 | let rawBlock = rawblock.readRaw(rawBitReader) | ||
28 | |||
29 | let outputStream = newStringStream() | ||
30 | defer: outputStream.close() | ||
31 | let outputBitWriter = outputStream.bitWriter() | ||
32 | rawBlock.writeSerialisedTo(outputBitWriter) | ||
33 | outputBitWriter.flush() | ||
34 | |||
35 | outputStream.setPosition(0) | ||
36 | check outputStream.readUint16() == 64 | ||
37 | check outputStream.readUint64() == 0xFEDC_BA98_7654_3210'u64 | ||
38 | check outputStream.atEnd() | ||
39 | |||
40 | test "deserialise": | ||
41 | let serialisedStream = newStringStream() | ||
42 | defer: serialisedStream.close() | ||
43 | serialisedStream.write(60'u16) | ||
44 | serialisedStream.write(0xFEDC_BA98_7654_3210'u64) | ||
45 | serialisedStream.setPosition(0) | ||
46 | let serialisedBitReader = serialisedStream.bitReader() | ||
47 | let rawBlock = rawBlock.readSerialised(serialisedBitReader) | ||
48 | |||
49 | let outputStream = newStringStream() | ||
50 | defer: outputStream.close() | ||
51 | let outputBitWriter = outputStream.bitWriter() | ||
52 | rawBlock.writeRawTo(outputBitWriter) | ||
53 | outputBitWriter.flush() | ||
54 | |||
55 | outputStream.setPosition(0) | ||
56 | check outputStream.readUint64 == 0x0EDC_BA98_7654_3210'u64 | ||
57 | check outputStream.atEnd() | ||