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The Tor Project / Anti-censorship / Pluggable Transports / Snowflake
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David Fifield authoredThey were relying on the Query.parse interface, which was removed separately. https://bugs.torproject.org/31126#comment:5
David Fifield authoredThey were relying on the Query.parse interface, which was removed separately. https://bugs.torproject.org/31126#comment:5
util.spec.js 8.98 KiB
/* global expect, it, describe, Parse, Params */
/*
jasmine tests for Snowflake utils
*/
describe('Parse', function() {
describe('cookie', function() {
it('parses correctly', function() {
expect(Parse.cookie('')).toEqual({});
expect(Parse.cookie('a=b')).toEqual({
a: 'b'
});
expect(Parse.cookie('a=b=c')).toEqual({
a: 'b=c'
});
expect(Parse.cookie('a=b; c=d')).toEqual({
a: 'b',
c: 'd'
});
expect(Parse.cookie('a=b ; c=d')).toEqual({
a: 'b',
c: 'd'
});
expect(Parse.cookie('a= b')).toEqual({
a: 'b'
});
expect(Parse.cookie('a=')).toEqual({
a: ''
});
expect(Parse.cookie('key')).toBeNull();
expect(Parse.cookie('key=%26%20')).toEqual({
key: '& '
});
expect(Parse.cookie('a=\'\'')).toEqual({
a: '\'\''
});
});
});
describe('address', function() {
it('parses IPv4', function() {
expect(Parse.address('')).toBeNull();
expect(Parse.address('3.3.3.3:4444')).toEqual({
host: '3.3.3.3',
port: 4444
});
expect(Parse.address('3.3.3.3')).toBeNull();
expect(Parse.address('3.3.3.3:0x1111')).toBeNull();
expect(Parse.address('3.3.3.3:-4444')).toBeNull();
expect(Parse.address('3.3.3.3:65536')).toBeNull();
});
it('parses IPv6', function() {
expect(Parse.address('[1:2::a:f]:4444')).toEqual({
host: '1:2::a:f',
port: 4444
});
expect(Parse.address('[1:2::a:f]')).toBeNull();
expect(Parse.address('[1:2::a:f]:0x1111')).toBeNull();
expect(Parse.address('[1:2::a:f]:-4444')).toBeNull();
expect(Parse.address('[1:2::a:f]:65536')).toBeNull();
expect(Parse.address('[1:2::ffff:1.2.3.4]:4444')).toEqual({
host: '1:2::ffff:1.2.3.4',
port: 4444
}); });
});
describe('byte count', function() {
it('returns null for bad inputs', function() {
expect(Parse.byteCount("")).toBeNull();
expect(Parse.byteCount("x")).toBeNull();
expect(Parse.byteCount("1x")).toBeNull();
expect(Parse.byteCount("1.x")).toBeNull();
expect(Parse.byteCount("1.2x")).toBeNull();
expect(Parse.byteCount("toString")).toBeNull();
expect(Parse.byteCount("1toString")).toBeNull();
expect(Parse.byteCount("1.toString")).toBeNull();
expect(Parse.byteCount("1.2toString")).toBeNull();
expect(Parse.byteCount("k")).toBeNull();
expect(Parse.byteCount("m")).toBeNull();
expect(Parse.byteCount("g")).toBeNull();
expect(Parse.byteCount("K")).toBeNull();
expect(Parse.byteCount("M")).toBeNull();
expect(Parse.byteCount("G")).toBeNull();
expect(Parse.byteCount("-1")).toBeNull();
expect(Parse.byteCount("-1k")).toBeNull();
expect(Parse.byteCount("1.2.3")).toBeNull();
expect(Parse.byteCount("1.2.3k")).toBeNull();
});
it('handles numbers without a suffix', function() {
expect(Parse.byteCount("10")).toEqual(10);
expect(Parse.byteCount("10.")).toEqual(10);
expect(Parse.byteCount("1.5")).toEqual(1.5);
});
it('handles lowercase suffixes', function() {
expect(Parse.byteCount("10k")).toEqual(10*1024);
expect(Parse.byteCount("10m")).toEqual(10*1024*1024);
expect(Parse.byteCount("10g")).toEqual(10*1024*1024*1024);
expect(Parse.byteCount("10.k")).toEqual(10*1024);
expect(Parse.byteCount("10.m")).toEqual(10*1024*1024);
expect(Parse.byteCount("10.g")).toEqual(10*1024*1024*1024);
expect(Parse.byteCount("1.5k")).toEqual(1.5*1024);
expect(Parse.byteCount("1.5m")).toEqual(1.5*1024*1024);
expect(Parse.byteCount("1.5G")).toEqual(1.5*1024*1024*1024);
});
it('handles uppercase suffixes', function() {
expect(Parse.byteCount("10K")).toEqual(10*1024);
expect(Parse.byteCount("10M")).toEqual(10*1024*1024);
expect(Parse.byteCount("10G")).toEqual(10*1024*1024*1024);
expect(Parse.byteCount("10.K")).toEqual(10*1024);
expect(Parse.byteCount("10.M")).toEqual(10*1024*1024);
expect(Parse.byteCount("10.G")).toEqual(10*1024*1024*1024);
expect(Parse.byteCount("1.5K")).toEqual(1.5*1024);
expect(Parse.byteCount("1.5M")).toEqual(1.5*1024*1024);
expect(Parse.byteCount("1.5G")).toEqual(1.5*1024*1024*1024);
});
});
describe('ipFromSDP', function() {
var testCases = [
{
// https://tools.ietf.org/html/rfc4566#section-5
sdp: "v=0\no=jdoe 2890844526 2890842807 IN IP4 10.47.16.5\ns=SDP Seminar\ni=A Seminar on the session description protocol\nu=http://www.example.com/seminars/sdp.pdf\ne=j.doe@example.com (Jane Doe)\nc=IN IP4 224.2.17.12/127\nt=2873397496 2873404696\na=recvonly\nm=audio 49170 RTP/AVP 0\nm=video 51372 RTP/AVP 99\na=rtpmap:99 h263-1998/90000",
expected: '224.2.17.12'
},
{
// Missing c= line sdp: "v=0\no=jdoe 2890844526 2890842807 IN IP4 10.47.16.5\ns=SDP Seminar\ni=A Seminar on the session description protocol\nu=http://www.example.com/seminars/sdp.pdf\ne=j.doe@example.com (Jane Doe)\nt=2873397496 2873404696\na=recvonly\nm=audio 49170 RTP/AVP 0\nm=video 51372 RTP/AVP 99\na=rtpmap:99 h263-1998/90000",
expected: void 0
},
{
// Single line, IP address only
sdp: "c=IN IP4 224.2.1.1\n",
expected: '224.2.1.1'
},
{
// Same, with TTL
sdp: "c=IN IP4 224.2.1.1/127\n",
expected: '224.2.1.1'
},
{
// Same, with TTL and multicast addresses
sdp: "c=IN IP4 224.2.1.1/127/3\n",
expected: '224.2.1.1'
},
{
// IPv6, address only
sdp: "c=IN IP6 FF15::101\n",
expected: 'ff15::101'
},
{
// Same, with multicast addresses
sdp: "c=IN IP6 FF15::101/3\n",
expected: 'ff15::101'
},
{
// Multiple c= lines
sdp: "c=IN IP4 1.2.3.4\nc=IN IP4 5.6.7.8",
expected: '1.2.3.4'
},
{
// Modified from SDP sent by snowflake-client.
sdp: "v=0\no=- 7860378660295630295 2 IN IP4 127.0.0.1\ns=-\nt=0 0\na=group:BUNDLE data\na=msid-semantic: WMS\nm=application 54653 DTLS/SCTP 5000\nc=IN IP4 1.2.3.4\na=candidate:3581707038 1 udp 2122260223 192.168.0.1 54653 typ host generation 0 network-id 1 network-cost 50\na=candidate:2617212910 1 tcp 1518280447 192.168.0.1 59673 typ host tcptype passive generation 0 network-id 1 network-cost 50\na=candidate:2082671819 1 udp 1686052607 1.2.3.4 54653 typ srflx raddr 192.168.0.1 rport 54653 generation 0 network-id 1 network-cost 50\na=ice-ufrag:IBdf\na=ice-pwd:G3lTrrC9gmhQx481AowtkhYz\na=fingerprint:sha-256 53:F8:84:D9:3C:1F:A0:44:AA:D6:3C:65:80:D3:CB:6F:23:90:17:41:06:F9:9C:10:D8:48:4A:A8:B6:FA:14:A1\na=setup:actpass\na=mid:data\na=sctpmap:5000 webrtc-datachannel 1024",
expected: '1.2.3.4'
},
{
// Improper character within IPv4
sdp: "c=IN IP4 224.2z.1.1",
expected: void 0
},
{
// Improper character within IPv6
sdp: "c=IN IP6 ff15:g::101",
expected: void 0
},
{
// Bogus "IP7" addrtype
sdp: "c=IN IP7 1.2.3.4\n",
expected: void 0
}
];
it('parses SDP', function() {
var i, len, ref, ref1, results, test;
results = [];
for (i = 0, len = testCases.length; i < len; i++) {
test = testCases[i];
// https://tools.ietf.org/html/rfc4566#section-5: "The sequence # CRLF
// (0x0d0a) is used to end a record, although parsers SHOULD be tolerant
// and also accept records terminated with a single newline character."
// We represent the test cases with LF line endings for convenience, and
// test them both that way and with CRLF line endings.
expect((ref = Parse.ipFromSDP(test.sdp)) != null ? ref.toLowerCase() : void 0).toEqual(test.expected);
results.push(expect((ref1 = Parse.ipFromSDP(test.sdp.replace(/\n/, "\r\n"))) != null ? ref1.toLowerCase() : void 0).toEqual(test.expected));
}
return results;
});
});
});
describe('Params', function() {
describe('bool', function() {
var getBool = function(query) {
return Params.getBool(new URLSearchParams(query), 'param', false);
};
it('parses correctly', function() {
expect(getBool('param=true')).toBe(true);
expect(getBool('param')).toBe(true);
expect(getBool('param=')).toBe(true);
expect(getBool('param=1')).toBe(true);
expect(getBool('param=0')).toBe(false);
expect(getBool('param=false')).toBe(false);
expect(getBool('param=unexpected')).toBeNull();
expect(getBool('pram=true')).toBe(false);
});
});
describe('byteCount', function() {
var DEFAULT = 77;
var getByteCount = function(query) {
return Params.getByteCount(new URLSearchParams(query), 'param', DEFAULT);
};
it('supports default values', function() {
expect(getByteCount('param=x')).toBeNull();
expect(getByteCount('param=10')).toEqual(10);
expect(getByteCount('foo=10k')).toEqual(DEFAULT);
});
});
});