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// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.
'use strict';
// Test convenience methods with and without options supplied
const common = require('../common');
const assert = require('assert');
const zlib = require('zlib');
// Must be a multiple of 4 characters in total to test all ArrayBufferView
// types.
const expectStr = 'blah'.repeat(8);
const expectBuf = Buffer.from(expectStr);
const opts = {
level: 9,
chunkSize: 1024,
};
const optsInfo = {
info: true
};
for (const [type, expect] of [
['string', expectStr],
['Buffer', expectBuf],
...common.getBufferSources(expectBuf).map((obj) =>
[obj[Symbol.toStringTag], obj]
)
]) {
for (const method of [
['gzip', 'gunzip', 'Gzip', 'Gunzip'],
['gzip', 'unzip', 'Gzip', 'Unzip'],
['deflate', 'inflate', 'Deflate', 'Inflate'],
['deflateRaw', 'inflateRaw', 'DeflateRaw', 'InflateRaw'],
['brotliCompress', 'brotliDecompress',
'BrotliCompress', 'BrotliDecompress'],
]) {
zlib[method[0]](expect, opts, common.mustCall((err, result) => {
zlib[method[1]](result, opts, common.mustCall((err, result) => {
assert.strictEqual(result.toString(), expectStr,
`Should get original string after ${method[0]}/` +
`${method[1]} ${type} with options.`);
}));
}));
zlib[method[0]](expect, common.mustCall((err, result) => {
zlib[method[1]](result, common.mustCall((err, result) => {
assert.strictEqual(result.toString(), expectStr,
`Should get original string after ${method[0]}/` +
`${method[1]} ${type} without options.`);
}));
}));
zlib[method[0]](expect, optsInfo, common.mustCall((err, result) => {
assert.ok(result.engine instanceof zlib[method[2]],
`Should get engine ${method[2]} after ${method[0]} ` +
`${type} with info option.`);
const compressed = result.buffer;
zlib[method[1]](compressed, optsInfo, common.mustCall((err, result) => {
assert.strictEqual(result.buffer.toString(), expectStr,
`Should get original string after ${method[0]}/` +
`${method[1]} ${type} with info option.`);
assert.ok(result.engine instanceof zlib[method[3]],
`Should get engine ${method[3]} after ${method[0]} ` +
`${type} with info option.`);
}));
}));
{
const compressed = zlib[`${method[0]}Sync`](expect, opts);
const decompressed = zlib[`${method[1]}Sync`](compressed, opts);
assert.strictEqual(decompressed.toString(), expectStr,
`Should get original string after ${method[0]}Sync/` +
`${method[1]}Sync ${type} with options.`);
}
{
const compressed = zlib[`${method[0]}Sync`](expect);
const decompressed = zlib[`${method[1]}Sync`](compressed);
assert.strictEqual(decompressed.toString(), expectStr,
`Should get original string after ${method[0]}Sync/` +
`${method[1]}Sync ${type} without options.`);
}
{
const compressed = zlib[`${method[0]}Sync`](expect, optsInfo);
assert.ok(compressed.engine instanceof zlib[method[2]],
`Should get engine ${method[2]} after ${method[0]} ` +
`${type} with info option.`);
const decompressed = zlib[`${method[1]}Sync`](compressed.buffer,
optsInfo);
assert.strictEqual(decompressed.buffer.toString(), expectStr,
`Should get original string after ${method[0]}Sync/` +
`${method[1]}Sync ${type} without options.`);
assert.ok(decompressed.engine instanceof zlib[method[3]],
`Should get engine ${method[3]} after ${method[0]} ` +
`${type} with info option.`);
}
}
}
common.expectsError(
() => zlib.gzip('abc'),
{
code: 'ERR_INVALID_ARG_TYPE',
type: TypeError,
message: 'The "callback" argument must be of type function. ' +
'Received type undefined'
}
);