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75 lines
3.4 KiB
PHP
75 lines
3.4 KiB
PHP
<?php
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use App\Services\FollowersSyncService;
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/*
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|--------------------------------------------------------------------------
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| FEP-8fcf primitives
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|--------------------------------------------------------------------------
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*/
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it('matches the digest test vector of the FEP', function () {
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expect(FollowersSyncService::digest([
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'https://testing.example.org/users/1',
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'https://testing.example.org/users/2',
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]))->toBe('c33f48cd341ef046a206b8a72ec97af65079f9a3a9b90eef79c5920dce45c61f');
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});
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it('hashes an empty collection to zeros', function () {
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expect(FollowersSyncService::digest([]))->toBe(FollowersSyncService::EMPTY_DIGEST);
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});
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it('does not depend on the order of the followers', function () {
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expect(FollowersSyncService::digest(['a', 'b', 'c']))
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->toBe(FollowersSyncService::digest(['c', 'a', 'b']));
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});
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it('normalizes authorities', function () {
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expect(FollowersSyncService::authority('HTTPS://Example.ORG:443/users/1'))->toBe('https://example.org');
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expect(FollowersSyncService::authority('https://example.org:8443/users/1'))->toBe('https://example.org:8443');
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expect(FollowersSyncService::authority('http://example.org/users/1'))->toBe('http://example.org');
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expect(FollowersSyncService::authority('https://testing.example.org/users/1'))->not->toBe('https://example.org');
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});
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it('rejects urls that have no usable authority', function () {
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expect(FollowersSyncService::authority('ftp://example.org/x'))->toBeNull();
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expect(FollowersSyncService::authority('https://user:pass@example.org/x'))->toBeNull();
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expect(FollowersSyncService::authority('not a url'))->toBeNull();
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expect(FollowersSyncService::authority(null))->toBeNull();
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});
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it('parses the example header of the FEP', function () {
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$header = 'collectionId="https://example.org/users/1/followers", url="https://example.org/users/1/followers_synchronization", digest="c33f48cd341ef046a206b8a72ec97af65079f9a3a9b90eef79c5920dce45c61f"';
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expect(FollowersSyncService::parseHeader($header))->toBe([
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'collectionId' => 'https://example.org/users/1/followers',
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'url' => 'https://example.org/users/1/followers_synchronization',
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'digest' => 'c33f48cd341ef046a206b8a72ec97af65079f9a3a9b90eef79c5920dce45c61f',
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]);
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});
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it('rejects malformed headers', function () {
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$digest = FollowersSyncService::EMPTY_DIGEST;
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expect(FollowersSyncService::parseHeader(''))->toBeNull();
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expect(FollowersSyncService::parseHeader('collectionId="a", url="b", digest="abc"'))->toBeNull();
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expect(FollowersSyncService::parseHeader('collectionId="a", digest="'.$digest.'"'))->toBeNull();
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expect(FollowersSyncService::parseHeader('collectionId="a", url="b", url="c", digest="'.$digest.'"'))->toBeNull();
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});
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it('only accepts a followers collection on the authority of its actor', function () {
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expect(FollowersSyncService::followersUrlFromActor([
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'id' => 'https://remote.example/users/alice',
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'followers' => 'https://remote.example/users/alice/followers',
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]))->toBe('https://remote.example/users/alice/followers');
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expect(FollowersSyncService::followersUrlFromActor([
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'id' => 'https://remote.example/users/alice',
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'followers' => 'https://elsewhere.example/followers',
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]))->toBeNull();
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expect(FollowersSyncService::followersUrlFromActor([
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'id' => 'https://remote.example/users/alice',
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]))->toBeNull();
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});
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