| // META: global=worker |
| |
| 'use strict'; |
| |
| const compressedBytesWithDeflate = [120, 156, 75, 52, 48, 52, 50, 54, 49, 53, 3, 0, 8, 136, 1, 199]; |
| const compressedBytesWithGzip = [31, 139, 8, 0, 0, 0, 0, 0, 0, 3, 75, 52, 48, 52, 2, 0, 216, 252, 63, 136, 4, 0, 0, 0]; |
| // Two chunk values below were chosen to make the length of the compressed |
| // output be a multiple of 8 bytes. |
| const deflateExpectedChunkValue = new TextEncoder().encode('a0123456'); |
| const gzipExpectedChunkValue = new TextEncoder().encode('a012'); |
| |
| const bufferSourceChunksForDeflate = [ |
| { |
| name: 'ArrayBuffer', |
| value: new Uint8Array(compressedBytesWithDeflate).buffer |
| }, |
| { |
| name: 'Int8Array', |
| value: new Int8Array(new Uint8Array(compressedBytesWithDeflate).buffer) |
| }, |
| { |
| name: 'Uint8Array', |
| value: new Uint8Array(new Uint8Array(compressedBytesWithDeflate).buffer) |
| }, |
| { |
| name: 'Uint8ClampedArray', |
| value: new Uint8ClampedArray(new Uint8Array(compressedBytesWithDeflate).buffer) |
| }, |
| { |
| name: 'Int16Array', |
| value: new Int16Array(new Uint8Array(compressedBytesWithDeflate).buffer) |
| }, |
| { |
| name: 'Uint16Array', |
| value: new Uint16Array(new Uint8Array(compressedBytesWithDeflate).buffer) |
| }, |
| { |
| name: 'Int32Array', |
| value: new Int32Array(new Uint8Array(compressedBytesWithDeflate).buffer) |
| }, |
| { |
| name: 'Uint32Array', |
| value: new Uint32Array(new Uint8Array(compressedBytesWithDeflate).buffer) |
| }, |
| { |
| name: 'Float32Array', |
| value: new Float32Array(new Uint8Array(compressedBytesWithDeflate).buffer) |
| }, |
| { |
| name: 'Float64Array', |
| value: new Float64Array(new Uint8Array(compressedBytesWithDeflate).buffer) |
| }, |
| { |
| name: 'DataView', |
| value: new DataView(new Uint8Array(compressedBytesWithDeflate).buffer) |
| }, |
| ]; |
| |
| const bufferSourceChunksForGzip = [ |
| { |
| name: 'ArrayBuffer', |
| value: new Uint8Array(compressedBytesWithGzip).buffer |
| }, |
| { |
| name: 'Int8Array', |
| value: new Int8Array(new Uint8Array(compressedBytesWithGzip).buffer) |
| }, |
| { |
| name: 'Uint8Array', |
| value: new Uint8Array(new Uint8Array(compressedBytesWithGzip).buffer) |
| }, |
| { |
| name: 'Uint8ClambedArray', |
| value: new Uint8ClampedArray(new Uint8Array(compressedBytesWithGzip).buffer) |
| }, |
| { |
| name: 'Int16Array', |
| value: new Int16Array(new Uint8Array(compressedBytesWithGzip).buffer) |
| }, |
| { |
| name: 'Uint16Array', |
| value: new Uint16Array(new Uint8Array(compressedBytesWithGzip).buffer) |
| }, |
| { |
| name: 'Int32Array', |
| value: new Int32Array(new Uint8Array(compressedBytesWithGzip).buffer) |
| }, |
| { |
| name: 'Uint32Array', |
| value: new Uint32Array(new Uint8Array(compressedBytesWithGzip).buffer) |
| }, |
| { |
| name: 'Float32Array', |
| value: new Float32Array(new Uint8Array(compressedBytesWithGzip).buffer) |
| }, |
| { |
| name: 'Float64Array', |
| value: new Float64Array(new Uint8Array(compressedBytesWithGzip).buffer) |
| }, |
| { |
| name: 'DataView', |
| value: new DataView(new Uint8Array(compressedBytesWithGzip).buffer) |
| }, |
| ]; |
| |
| for (const chunk of bufferSourceChunksForDeflate) { |
| promise_test(async t => { |
| const ds = new DecompressionStream('deflate'); |
| const reader = ds.readable.getReader(); |
| const writer = ds.writable.getWriter(); |
| const writePromise = writer.write(chunk.value); |
| writer.close(); |
| const { value } = await reader.read(); |
| assert_array_equals(Array.from(value), deflateExpectedChunkValue, 'value should match'); |
| }, `chunk of type ${chunk.name} should work for deflate`); |
| } |
| |
| for (const chunk of bufferSourceChunksForGzip) { |
| promise_test(async t => { |
| const ds = new DecompressionStream('gzip'); |
| const reader = ds.readable.getReader(); |
| const writer = ds.writable.getWriter(); |
| const writePromise = writer.write(chunk.value); |
| writer.close(); |
| const { value } = await reader.read(); |
| assert_array_equals(Array.from(value), gzipExpectedChunkValue, 'value should match'); |
| }, `chunk of type ${chunk.name} should work for gzip`); |
| } |