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'use strict';
const common = require('../common');
if (!common.hasCrypto)
common.skip('missing crypto');
const assert = require('assert');
const http2 = require('http2');
const check = Buffer.from([0x00, 0x01, 0x00, 0x00, 0x10, 0x00,
0x00, 0x03, 0xff, 0xff, 0xff, 0xff,
0x00, 0x05, 0x00, 0x00, 0x40, 0x00,
0x00, 0x04, 0x00, 0x00, 0xff, 0xff,
0x00, 0x06, 0x00, 0x00, 0xff, 0xff,
0x00, 0x02, 0x00, 0x00, 0x00, 0x01]);
const val = http2.getPackedSettings(http2.getDefaultSettings());
assert.deepStrictEqual(val, check);
[
['headerTableSize', 0],
['headerTableSize', 2 ** 32 - 1],
['initialWindowSize', 0],
['initialWindowSize', 2 ** 32 - 1],
['maxFrameSize', 16384],
['maxFrameSize', 2 ** 24 - 1],
['maxConcurrentStreams', 0],
['maxConcurrentStreams', 2 ** 31 - 1],
['maxHeaderListSize', 0],
['maxHeaderListSize', 2 ** 32 - 1]
].forEach((i) => {
// Valid options should not throw.
http2.getPackedSettings({ [i[0]]: i[1] });
});
http2.getPackedSettings({ enablePush: true });
http2.getPackedSettings({ enablePush: false });
[
['headerTableSize', -1],
['headerTableSize', 2 ** 32],
['initialWindowSize', -1],
['initialWindowSize', 2 ** 32],
['maxFrameSize', 16383],
['maxFrameSize', 2 ** 24],
['maxConcurrentStreams', -1],
['maxConcurrentStreams', 2 ** 32],
['maxHeaderListSize', -1],
['maxHeaderListSize', 2 ** 32]
].forEach((i) => {
common.expectsError(() => {
http2.getPackedSettings({ [i[0]]: i[1] });
}, {
code: 'ERR_HTTP2_INVALID_SETTING_VALUE',
type: RangeError,
message: `Invalid value for setting "${i[0]}": ${i[1]}`
});
});
[
1, null, '', Infinity, new Date(), {}, NaN, [false]
].forEach((i) => {
common.expectsError(() => {
http2.getPackedSettings({ enablePush: i });
}, {
code: 'ERR_HTTP2_INVALID_SETTING_VALUE',
type: TypeError,
message: `Invalid value for setting "enablePush": ${i}`
});
});
{
const check = Buffer.from([
0x00, 0x01, 0x00, 0x00, 0x00, 0x64, 0x00, 0x03, 0x00, 0x00,
0x00, 0xc8, 0x00, 0x05, 0x00, 0x00, 0x4e, 0x20, 0x00, 0x04,
0x00, 0x00, 0x00, 0x64, 0x00, 0x06, 0x00, 0x00, 0x00, 0x64,
0x00, 0x02, 0x00, 0x00, 0x00, 0x01]);
const packed = http2.getPackedSettings({
headerTableSize: 100,
initialWindowSize: 100,
maxFrameSize: 20000,
maxConcurrentStreams: 200,
maxHeaderListSize: 100,
enablePush: true,
foo: 'ignored'
});
assert.strictEqual(packed.length, 36);
assert.deepStrictEqual(packed, check);
}
// Check for not passing settings.
{
const packed = http2.getPackedSettings();
assert.strictEqual(packed.length, 0);
}
{
const packed = Buffer.from([
0x00, 0x01, 0x00, 0x00, 0x00, 0x64, 0x00, 0x03, 0x00, 0x00,
0x00, 0xc8, 0x00, 0x05, 0x00, 0x00, 0x4e, 0x20, 0x00, 0x04,
0x00, 0x00, 0x00, 0x64, 0x00, 0x06, 0x00, 0x00, 0x00, 0x64,
0x00, 0x02, 0x00, 0x00, 0x00, 0x01]);
[1, true, '', [], {}, NaN].forEach((input) => {
common.expectsError(() => {
http2.getUnpackedSettings(input);
}, {
code: 'ERR_INVALID_ARG_TYPE',
type: TypeError,
message:
'The "buf" argument must be an instance of Buffer, TypedArray, or ' +
`DataView.${common.invalidArgTypeHelper(input)}`
});
});
common.expectsError(() => {
http2.getUnpackedSettings(packed.slice(5));
}, {
code: 'ERR_HTTP2_INVALID_PACKED_SETTINGS_LENGTH',
type: RangeError,
message: 'Packed settings length must be a multiple of six'
});
const settings = http2.getUnpackedSettings(packed);
assert(settings);
assert.strictEqual(settings.headerTableSize, 100);
assert.strictEqual(settings.initialWindowSize, 100);
assert.strictEqual(settings.maxFrameSize, 20000);
assert.strictEqual(settings.maxConcurrentStreams, 200);
assert.strictEqual(settings.maxHeaderListSize, 100);
assert.strictEqual(settings.enablePush, true);
}
{
const packed = Buffer.from([
0x00, 0x02, 0x00, 0x00, 0x00, 0x00]);
const settings = http2.getUnpackedSettings(packed, { validate: true });
assert.strictEqual(settings.enablePush, false);
}
{
const packed = Buffer.from([
0x00, 0x02, 0x00, 0x00, 0x00, 0x64]);
const settings = http2.getUnpackedSettings(packed, { validate: true });
assert.strictEqual(settings.enablePush, true);
}
// Verify that passing {validate: true} does not throw.
{
const packed = Buffer.from([
0x00, 0x01, 0x00, 0x00, 0x00, 0x64, 0x00, 0x03, 0x00, 0x00,
0x00, 0xc8, 0x00, 0x05, 0x00, 0x00, 0x4e, 0x20, 0x00, 0x04,
0x00, 0x00, 0x00, 0x64, 0x00, 0x06, 0x00, 0x00, 0x00, 0x64,
0x00, 0x02, 0x00, 0x00, 0x00, 0x01]);
http2.getUnpackedSettings(packed, { validate: true });
}
// Check for maxFrameSize failing the max number.
{
const packed = Buffer.from([0x00, 0x05, 0x01, 0x00, 0x00, 0x00]);
common.expectsError(() => {
http2.getUnpackedSettings(packed, { validate: true });
}, {
code: 'ERR_HTTP2_INVALID_SETTING_VALUE',
type: RangeError,
message: 'Invalid value for setting "maxFrameSize": 16777216'
});
}
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