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'use strict';
const common = require('../common');
const assert = require('assert');
const zlib = require('zlib');
common.expectsError(
() => zlib.createGzip({ chunkSize: 0 }),
{
code: 'ERR_OUT_OF_RANGE',
type: RangeError,
message: 'The value of "options.chunkSize" is out of range. It must ' +
'be >= 64. Received 0'
}
);
common.expectsError(
() => zlib.createGzip({ windowBits: 0 }),
{
code: 'ERR_OUT_OF_RANGE',
type: RangeError,
message: 'The value of "options.windowBits" is out of range. It must ' +
'be >= 8 and <= 15. Received 0'
}
);
common.expectsError(
() => zlib.createGzip({ memLevel: 0 }),
{
code: 'ERR_OUT_OF_RANGE',
type: RangeError,
message: 'The value of "options.memLevel" is out of range. It must ' +
'be >= 1 and <= 9. Received 0'
}
);
{
const stream = zlib.createGzip({ level: NaN });
assert.strictEqual(stream._level, zlib.constants.Z_DEFAULT_COMPRESSION);
}
{
const stream = zlib.createGzip({ strategy: NaN });
assert.strictEqual(stream._strategy, zlib.constants.Z_DEFAULT_STRATEGY);
}