C++20 implementation of lz-string
- Includes all compress and decompress functions
- No dependencies
- [] tests require GoogleTest
- [] benchmark require Google Benchmark
- They are installed automatically.
- Current tests are:
| Test Name | Description |
|---|---|
| HelloWorld | Classic hello world |
| AllASCII | Including all the ASCII characters |
| JSON | Temp json including all data types except float |
| JSONFloat | Temp json file including floats, objects and arrays |
| PI | PI number's digits |
| Lorem Ipsum | Default lorem ipsum text |
| Repeated | Including repeated pattern |
| Tattoo | Classic text paragraph to test |
- Can run the tests with
run_testsscript files.
- Last updated date (dd-MM-yyyy): 13-12-2024
| Function | HelloWorld | AllASCII | JSON | JSONFloat | PI | Lorem Ipsum | Repeated | Tattoo |
|---|---|---|---|---|---|---|---|---|
| Compress | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ |
| CompressUTF16 | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ |
| CompressBase64 | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ |
| CompressURI | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ |
| CompressUint8Array | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ |
| Decompress | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ |
| DecompressUTF16 | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ |
| DecompressBase64 | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ |
| DecompressURI | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ |
| DecompressUint8Array | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ |
Running ./lz_string_benchmark Run on (6 X 4100 MHz CPU s) CPU Caches: L1 Data 32 KiB (x6) L1 Instruction 32 KiB (x6) L2 Unified 256 KiB (x6) L3 Unified 9216 KiB (x1) Load Average: 0.83, 1.11, 1.24 ***WARNING*** CPU scaling is enabled, the benchmark real time measurements may be noisy and will incur extra overhead. --------------------------------------------------------------------------------------------------------------- Benchmark Time CPU Iterations --------------------------------------------------------------------------------------------------------------- BM_compress_hello_world/iterations:100000 4.18 ns 4.14 ns 100000 BM_compress_all_ascii/iterations:100000 4.12 ns 4.12 ns 100000 BM_compress_temp_json/iterations:100000 4.15 ns 4.13 ns 100000 BM_compress_temp_json_float/iterations:100000 4.12 ns 4.12 ns 100000 BM_compress_lorem_ipsum/iterations:100000 4.12 ns 4.12 ns 100000 BM_compress_pi/iterations:100000 4.15 ns 4.13 ns 100000 BM_compress_repeated/iterations:100000 4.12 ns 4.12 ns 100000 BM_compress_tattoo/iterations:100000 4.46 ns 4.44 ns 100000 BM_compressUTF16_hello_world/iterations:100000 5.79 ns 5.79 ns 100000 BM_compressUTF16_all_ascii/iterations:100000 6.29 ns 6.27 ns 100000 BM_compressUTF16_temp_json/iterations:100000 6.35 ns 6.32 ns 100000 BM_compressUTF16_temp_json_float/iterations:100000 5.68 ns 5.68 ns 100000 BM_compressUTF16_lorem_ipsum/iterations:100000 6.20 ns 6.17 ns 100000 BM_compressUTF16_pi/iterations:100000 5.42 ns 5.42 ns 100000 BM_compressUTF16_repeated/iterations:100000 5.95 ns 5.93 ns 100000 BM_compressUTF16_tattoo/iterations:100000 5.85 ns 5.84 ns 100000 BM_compressBase64_hello_world/iterations:100000 4.95 ns 4.93 ns 100000 BM_compressBase64_all_ascii/iterations:100000 4.02 ns 4.02 ns 100000 BM_compressBase64_temp_json/iterations:100000 4.38 ns 4.36 ns 100000 BM_compressBase64_temp_json_float/iterations:100000 4.09 ns 4.09 ns 100000 BM_compressBase64_lorem_ipsum/iterations:100000 4.57 ns 4.55 ns 100000 BM_compressBase64_pi/iterations:100000 4.48 ns 4.49 ns 100000 BM_compressBase64_repeated/iterations:100000 4.59 ns 4.57 ns 100000 BM_compressBase64_tattoo/iterations:100000 4.21 ns 4.21 ns 100000 BM_compressEncodedURI_hello_world/iterations:100000 4.89 ns 4.88 ns 100000 BM_compressEncodedURI_all_ascii/iterations:100000 4.74 ns 4.74 ns 100000 BM_compressEncodedURI_temp_json/iterations:100000 5.61 ns 5.48 ns 100000 BM_compressEncodedURI_temp_json_float/iterations:100000 5.31 ns 5.31 ns 100000 BM_compressEncodedURI_lorem_ipsum/iterations:100000 5.01 ns 4.98 ns 100000 BM_compressEncodedURI_pi/iterations:100000 4.59 ns 4.59 ns 100000 BM_compressEncodedURI_repeated/iterations:100000 5.54 ns 5.52 ns 100000 BM_compressEncodedURI_tattoo/iterations:100000 5.09 ns 5.09 ns 100000 BM_compressUint8Array_hello_world/iterations:100000 3.43 ns 3.42 ns 100000 BM_compressUint8Array_all_ascii/iterations:100000 2.97 ns 2.97 ns 100000 BM_compressUint8Array_temp_json/iterations:100000 3.20 ns 3.20 ns 100000 BM_compressUint8Array_temp_json_float/iterations:100000 2.96 ns 2.96 ns 100000 BM_compressUint8Array_lorem_ipsum/iterations:100000 3.71 ns 3.69 ns 100000 BM_compressUint8Array_pi/iterations:100000 2.76 ns 2.76 ns 100000 BM_compressUint8Array_repeated/iterations:100000 3.30 ns 3.30 ns 100000 BM_compressUint8Array_tattoo/iterations:100000 3.19 ns 3.17 ns 100000 BM_decompress_decompress_hello_world/iterations:100000 4.52 ns 4.52 ns 100000 BM_decompress_decompress_all_ascii/iterations:100000 5.20 ns 5.18 ns 100000 BM_decompress_decompress_temp_json/iterations:100000 4.52 ns 4.52 ns 100000 BM_decompress_decompress_temp_json_float/iterations:100000 4.55 ns 4.53 ns 100000 BM_decompress_decompress_lorem_ipsum/iterations:100000 4.52 ns 4.52 ns 100000 BM_decompress_decompress_pi/iterations:100000 4.85 ns 4.83 ns 100000 BM_decompress_decompress_repeated/iterations:100000 4.52 ns 4.52 ns 100000 BM_decompress_decompress_tattoo/iterations:100000 4.54 ns 4.53 ns 100000 BM_decompress_decompressUTF16_hello_world/iterations:100000 4.02 ns 4.02 ns 100000 BM_decompress_decompressUTF16_all_ascii/iterations:100000 4.02 ns 4.02 ns 100000 BM_decompress_decompressUTF16_temp_json/iterations:100000 4.32 ns 4.30 ns 100000 BM_decompress_decompressUTF16_temp_json_float/iterations:100000 4.02 ns 4.02 ns 100000 BM_decompress_decompressUTF16_lorem_ipsum/iterations:100000 4.05 ns 4.02 ns 100000 BM_decompress_decompressUTF16_pi/iterations:100000 4.02 ns 4.02 ns 100000 BM_decompress_decompressUTF16_repeated/iterations:100000 4.02 ns 4.02 ns 100000 BM_decompress_decompressUTF16_tattoo/iterations:100000 4.33 ns 4.31 ns 100000 BM_decompress_decompressBase64_hello_world/iterations:100000 4.89 ns 4.89 ns 100000 BM_decompress_decompressBase64_all_ascii/iterations:100000 4.92 ns 4.90 ns 100000 BM_decompress_decompressBase64_temp_json/iterations:100000 4.89 ns 4.89 ns 100000 BM_decompress_decompressBase64_temp_json_float/iterations:100000 5.14 ns 5.13 ns 100000 BM_decompress_decompressBase64_lorem_ipsum/iterations:100000 4.89 ns 4.89 ns 100000 BM_decompress_decompressBase64_pi/iterations:100000 4.87 ns 4.85 ns 100000 BM_decompress_decompressBase64_repeated/iterations:100000 5.38 ns 5.38 ns 100000 BM_decompress_decompressBase64_tattoo/iterations:100000 5.37 ns 5.35 ns 100000 BM_decompress_decompressEncodedURI_hello_world/iterations:100000 4.41 ns 4.41 ns 100000 BM_decompress_decompressEncodedURI_all_ascii/iterations:100000 4.59 ns 4.57 ns 100000 BM_decompress_decompressEncodedURI_temp_json/iterations:100000 4.27 ns 4.27 ns 100000 BM_decompress_decompressEncodedURI_temp_json_float/iterations:100000 4.38 ns 4.36 ns 100000 BM_decompress_decompressEncodedURI_lorem_ipsum/iterations:100000 4.45 ns 4.45 ns 100000 BM_decompress_decompressEncodedURI_pi/iterations:100000 4.78 ns 4.76 ns 100000 BM_decompress_decompressEncodedURI_repeated/iterations:100000 4.47 ns 4.47 ns 100000 BM_decompress_decompressEncodedURI_tattoo/iterations:100000 4.81 ns 4.78 ns 100000 BM_decompress_decompressUint8Array_hello_world/iterations:100000 3.87 ns 3.87 ns 100000 BM_decompress_decompressUint8Array_all_ascii/iterations:100000 5.12 ns 5.10 ns 100000 BM_decompress_decompressUint8Array_temp_json/iterations:100000 4.13 ns 4.13 ns 100000 BM_decompress_decompressUint8Array_temp_json_float/iterations:100000 4.27 ns 4.27 ns 100000 BM_decompress_decompressUint8Array_lorem_ipsum/iterations:100000 4.08 ns 4.06 ns 100000 BM_decompress_decompressUint8Array_pi/iterations:100000 4.80 ns 4.80 ns 100000 BM_decompress_decompressUint8Array_repeated/iterations:100000 4.24 ns 4.23 ns 100000 BM_decompress_decompressUint8Array_tattoo/iterations:100000 4.52 ns 4.52 ns 100000