forked from mirrors/gecko-dev
91 lines
2.3 KiB
JavaScript
91 lines
2.3 KiB
JavaScript
'use strict';
|
|
|
|
const assert = require('assert');
|
|
|
|
const { parse } = require('../lib/subprotocol');
|
|
|
|
describe('subprotocol', () => {
|
|
describe('parse', () => {
|
|
it('parses a single subprotocol', () => {
|
|
assert.deepStrictEqual(parse('foo'), new Set(['foo']));
|
|
});
|
|
|
|
it('parses multiple subprotocols', () => {
|
|
assert.deepStrictEqual(
|
|
parse('foo,bar,baz'),
|
|
new Set(['foo', 'bar', 'baz'])
|
|
);
|
|
});
|
|
|
|
it('ignores the optional white spaces', () => {
|
|
const header = 'foo , bar\t, \tbaz\t , qux\t\t,norf';
|
|
|
|
assert.deepStrictEqual(
|
|
parse(header),
|
|
new Set(['foo', 'bar', 'baz', 'qux', 'norf'])
|
|
);
|
|
});
|
|
|
|
it('throws an error if a subprotocol is empty', () => {
|
|
[
|
|
[',', 0],
|
|
['foo,,', 4],
|
|
['foo, ,', 6]
|
|
].forEach((element) => {
|
|
assert.throws(
|
|
() => parse(element[0]),
|
|
new RegExp(
|
|
`^SyntaxError: Unexpected character at index ${element[1]}$`
|
|
)
|
|
);
|
|
});
|
|
});
|
|
|
|
it('throws an error if a subprotocol is duplicated', () => {
|
|
['foo,foo,bar', 'foo,bar,foo'].forEach((header) => {
|
|
assert.throws(
|
|
() => parse(header),
|
|
/^SyntaxError: The "foo" subprotocol is duplicated$/
|
|
);
|
|
});
|
|
});
|
|
|
|
it('throws an error if a white space is misplaced', () => {
|
|
[
|
|
['f oo', 2],
|
|
[' foo', 0]
|
|
].forEach((element) => {
|
|
assert.throws(
|
|
() => parse(element[0]),
|
|
new RegExp(
|
|
`^SyntaxError: Unexpected character at index ${element[1]}$`
|
|
)
|
|
);
|
|
});
|
|
});
|
|
|
|
it('throws an error if a subprotocol contains invalid characters', () => {
|
|
[
|
|
['f@o', 1],
|
|
['f\\oo', 1],
|
|
['foo,b@r', 5]
|
|
].forEach((element) => {
|
|
assert.throws(
|
|
() => parse(element[0]),
|
|
new RegExp(
|
|
`^SyntaxError: Unexpected character at index ${element[1]}$`
|
|
)
|
|
);
|
|
});
|
|
});
|
|
|
|
it('throws an error if the header value ends prematurely', () => {
|
|
['foo ', 'foo, ', 'foo,bar ', 'foo,bar,'].forEach((header) => {
|
|
assert.throws(
|
|
() => parse(header),
|
|
/^SyntaxError: Unexpected end of input$/
|
|
);
|
|
});
|
|
});
|
|
});
|
|
});
|