1, 'edited' => '2000-01-01 00:00:00', 'guid' => 'e433653cef2e572eee4215fa299a4a5af9137b2cefd6283c85bd69a32915beda', 'url_title_hash' => 'f5cb8bfc1c7396dc9816af212a3e2ac5221585c2a00bf7ccb6aabd95dcfcd6a6', 'url_content_hash' => 'fb0bc8f8cb08913dc5a497db700e327f1d34e4987402687d494a5891f24714d4', 'title_content_hash' => '18fdd4fa93d693128c43b004399e5c9cea6c261ddfa002518d3669f55d8c2207', ], [ 'id' => 2, 'edited' => '2000-01-02 00:00:00', 'guid' => '5be8a5a46ecd52ed132191c8d27fb1af6b3d4edc00234c5d9f8f0e10562ed3b7', 'url_title_hash' => '0e86d2de822a174fe3c44a466953e63ca1f1a58a19cbf475fce0855d4e3d5153', 'url_content_hash' => '13075894189c47ffcfafd1dfe7fbb539f7c74a69d35a399b3abf8518952714f9', 'title_content_hash' => '2abd0a8cba83b8214a66c8f0293ba63e467d720540e29ff8ddcdab069d4f1c9e', ], [ 'id' => 3, 'edited' => '2000-01-03 00:00:00', 'guid' => '31a6594500a48b59fcc8a075ce82b946c9c3c782460d088bd7b8ef3ede97ad92', 'url_title_hash' => 'f74b06b240bd08abf4d3fdfc20dba6a6f6eb8b4f1a00e9a617efd63a87180a4b', 'url_content_hash' => 'b278380e984cefe63f0e412b88ffc9cb0befdfa06fdc00bace1da99a8daff406', 'title_content_hash' => 'ad622b31e739cd3a3f3c788991082cf4d2f7a8773773008e75f0572e58cd373b', ], [ 'id' => 4, 'edited' => '2000-01-04 00:00:00', 'guid' => '804e517d623390e71497982c77cf6823180342ebcd2e7d5e32da1e55b09dd180', 'url_title_hash' => 'f3615c7f16336d3ea242d35cf3fc17dbc4ee3afb78376bf49da2dd7a5a25dec8', 'url_content_hash' => 'f11c2b4046f207579aeb9c69a8c20ca5461cef49756ccfa5ba5e2344266da3b3', 'title_content_hash' => 'ab2da63276acce431250b18d3d49b988b226a99c7faadf275c90b751aee05be9', ], [ 'id' => 5, 'edited' => '2000-01-05 00:00:00', 'guid' => 'db3e736c2c492f5def5c5da33ddcbea1824040e9ced2142069276b0a6e291a41', 'url_title_hash' => 'd40da96e39eea6c55948ccbe9b3d275b5f931298288dbe953990c5f496097022', 'url_content_hash' => '834240f84501b5341d375414718204ec421561f3825d34c22bf9182203e42900', 'title_content_hash' => '43b970ac6ec5f8a9647b2c7e4eed8b1d7f62e154a95eed748b0294c1256764ba', ], ]; protected $others = [ [ 'id' => 6, 'edited' => '2000-01-06 00:00:00', 'guid' => 'b3461ab8e8759eeb1d65a818c65051ec00c1dfbbb32a3c8f6999434e3e3b76ab', 'url_title_hash' => '91d051a8e6749d014506848acd45e959af50bf876427c4f0e3a1ec0f04777b51', 'url_content_hash' => '211d78b1a040d40d17e747a363cc283f58767b2e502630d8de9b8f1d5e941d18', 'title_content_hash' => '5ed68ccb64243b8c1931241d2c9276274c3b1d87f223634aa7a1ab0141292ca7', ], [ 'id' => 7, 'edited' => '2000-01-07 00:00:00', 'guid' => 'f4fae999d6531747523f4ff0c74f3f0c7c588b67e4f32d8f7dba5f6f36e8a45d', 'url_title_hash' => 'b92f805f0d0643dad1d6c0bb5cbaec24729f5f71b37b831cf7ad31f6c9403ac8', 'url_content_hash' => '4fc8789b787246e9be08ca1bac0d4a1ac4db1984f0db07f7142417598cf7211f', 'title_content_hash' => '491df9338740b5297b3a3e8292be992ac112eb676c34595f7a38f3ee646ffe84', ], [ 'id' => 8, 'edited' => '2000-01-08 00:00:00', 'guid' => 'b9d2d58e3172096b1d23b42a59961fabc89962836c3cd5de54f3d3a98ff08e6c', 'url_title_hash' => '53a6cbcfeb66b46d09cbb7b25035df0562da35786933319c83b04be29acfb6f4', 'url_content_hash' => 'c6f3722b4445b49d19d39c3bf5b11a7cf23dd69873e2a0a458aab662f1cd9438', 'title_content_hash' => '607d2da48807ca984ce2a9faa1d291bd9e3de9e912f83306167f4f5cd3c23bbd', ], ]; public function setUp(): void { if (!@file_get_contents(self::$host."IsUp")) { $this->markTestSkipped("Test Web server is not accepting requests"); } $this->base = self::$host."Feed/"; self::clearData(); self::setConf(); Arsse::$db = \Phake::mock(Database::class); } public function testParseAFeed(): void { // test that various properties are set on the feed and on items $f = new Feed(null, $this->base."Parsing/Valid"); $this->assertTrue(isset($f->lastModified)); $this->assertTrue(isset($f->nextFetch)); // check ID preference cascade $h0 = "0a4f0e3768c8a5e9d8d9a16545ae4ff5b097f6dac3ad49555a94a7cace68ba73"; // hash of Atom ID $h1 = "a135beced0236b723d12f845ff20ec22d4fc3afe1130012618f027170d57cb4e"; // hash of RSS2 GUID $h2 = "205e986f4f8b3acfa281227beadb14f5e8c32c8dae4737f888c94c0df49c56f8"; // hash of Dublin Core identifier $this->assertSame($h0, $f->data->items[0]->id); $this->assertSame($h1, $f->data->items[1]->id); $this->assertSame($h2, $f->data->items[2]->id); // check null hashes $h3 = "6287ba30f534e404e68356237e809683e311285d8b9f47d046ac58784eece052"; // URL hash $h4 = "6cbb5d2dcb11610a99eb3f633dc246690c0acf33327bf7534f95542caa8f27c4"; // title hash $h5 = "2b7c57ffa9adde92ccd1884fa1153a5bcd3211e48d99e27be5414cb078e6891c"; // content/enclosure hash $this->assertNotEquals("", $f->data->items[3]->urlTitleHash); $this->assertSame($h3, $f->data->items[3]->urlContentHash); $this->assertSame("", $f->data->items[3]->titleContentHash); $this->assertNotEquals("", $f->data->items[4]->urlTitleHash); $this->assertSame("", $f->data->items[4]->urlContentHash); $this->assertSame($h4, $f->data->items[4]->titleContentHash); $this->assertSame("", $f->data->items[5]->urlTitleHash); $this->assertNotEquals("", $f->data->items[5]->urlContentHash); $this->assertNotEquals("", $f->data->items[5]->titleContentHash); // check null IDs $this->assertSame(null, $f->data->items[3]->id); $this->assertSame(null, $f->data->items[4]->id); $this->assertSame(null, $f->data->items[5]->id); // check categories $categories = [ "Aniki!", "Beams", "Bodybuilders", "Men", ]; $this->assertSame([], $f->data->items[0]->categories); $this->assertSame([], $f->data->items[1]->categories); $this->assertSame([], $f->data->items[3]->categories); $this->assertSame([], $f->data->items[4]->categories); $this->assertSame($categories, $f->data->items[5]->categories); } public function testDiscoverAFeedSuccessfully(): void { $this->assertSame($this->base."Discovery/Feed", Feed::discover($this->base."Discovery/Valid")); $this->assertSame($this->base."Discovery/Feed", Feed::discover($this->base."Discovery/Feed")); } public function testDiscoverAFeedUnsuccessfully(): void { $this->assertException("subscriptionNotFound", "Feed"); Feed::discover($this->base."Discovery/Invalid"); } public function testParseEntityExpansionAttack(): void { $this->assertException("xmlEntity", "Feed"); new Feed(null, $this->base."Parsing/XEEAttack"); } public function testParseExternalEntityAttack(): void { $this->assertException("xmlEntity", "Feed"); new Feed(null, $this->base."Parsing/XXEAttack"); } public function testParseAnUnsupportedFeed(): void { $this->assertException("unsupportedFeedFormat", "Feed"); new Feed(null, $this->base."Parsing/Unsupported"); } public function testParseAMalformedFeed(): void { $this->assertException("malformedXml", "Feed"); new Feed(null, $this->base."Parsing/Malformed"); } public function testDeduplicateFeedItems(): void { // duplicates with dates lead to the newest match being kept $t = strtotime("2002-05-19T15:21:36Z"); $f = new Feed(null, $this->base."Deduplication/Permalink-Dates"); $this->assertCount(2, $f->newItems); $this->assertTime($t, $f->newItems[0]->updatedDate); $f = new Feed(null, $this->base."Deduplication/ID-Dates"); $this->assertCount(2, $f->newItems); $this->assertTime($t, $f->newItems[0]->updatedDate); $f = new Feed(null, $this->base."Deduplication/IdenticalHashes"); $this->assertCount(2, $f->newItems); $this->assertTime($t, $f->newItems[0]->updatedDate); $f = new Feed(null, $this->base."Deduplication/Hashes-Dates1"); // content differs $this->assertCount(2, $f->newItems); $this->assertTime($t, $f->newItems[0]->updatedDate); $f = new Feed(null, $this->base."Deduplication/Hashes-Dates2"); // title differs $this->assertCount(2, $f->newItems); $this->assertTime($t, $f->newItems[0]->updatedDate); $f = new Feed(null, $this->base."Deduplication/Hashes-Dates3"); // URL differs $this->assertCount(2, $f->newItems); $this->assertTime($t, $f->newItems[0]->updatedDate); // duplicates without dates lead to the topmost entry being kept $f = new Feed(null, $this->base."Deduplication/Hashes"); $this->assertCount(2, $f->newItems); $this->assertSame("http://example.com/1", $f->newItems[0]->url); } /** @dataProvider provide304ResponseURLs */ public function testHandleCacheHeadersOn304(string $url): void { // upon 304, the client should re-use the caching header values it supplied to the server $t = Date::transform("2010-01-01T00:00:00Z", "unix"); $e = "78567a"; $f = new Feed(null, $this->base.$url."?t=$t&e=$e", Date::transform($t, "http"), $e); $this->assertTime($t, $f->lastModified); $this->assertSame($e, $f->resource->getETag()); } public function provide304ResponseURLs() { return [ 'Control' => ["Caching/304Conditional"], 'Random last-mod and ETag' => ["Caching/304Random"], 'ETag only' => ["Caching/304ETagOnly"], 'Last-mod only' => ["Caching/304LastModOnly"], 'Neither last-mod nor ETag' => ["Caching/304None"], ]; } public function testHandleCacheHeadersOn200(): void { // these tests should trust the server-returned time, even in cases of obviously incorrect results $t = time() - 2000; $f = new Feed(null, $this->base."Caching/200Past"); $this->assertTime($t, $f->lastModified); $this->assertNotEmpty($f->resource->getETag()); $t = time() - 2000; $f = new Feed(null, $this->base."Caching/200Past", Date::transform(time(), "http")); $this->assertTime($t, $f->lastModified); $this->assertNotEmpty($f->resource->getETag()); $t = time() + 2000; $f = new Feed(null, $this->base."Caching/200Future"); $this->assertTime($t, $f->lastModified); $this->assertNotEmpty($f->resource->getETag()); // these tests have no HTTP headers and rely on article dates $t = strtotime("2002-05-19T15:21:36Z"); $f = new Feed(null, $this->base."Caching/200PubDateOnly"); $this->assertTime($t, $f->lastModified); $f = new Feed(null, $this->base."Caching/200UpdateDate"); $this->assertTime($t, $f->lastModified); $f = new Feed(null, $this->base."Caching/200Multiple"); $this->assertTime($t, $f->lastModified); // this test has no dates at all and should report the current time $t = time(); $f = new Feed(null, $this->base."Caching/200None"); $this->assertTime($t, $f->lastModified); } public function testComputeNextFetchOnError(): void { for ($a = 0; $a < 100; $a++) { if ($a < 3) { $this->assertTime("now + 5 minutes", Feed::nextFetchOnError($a)); } elseif ($a < 15) { $this->assertTime("now + 3 hours", Feed::nextFetchOnError($a)); } else { $this->assertTime("now + 1 day", Feed::nextFetchOnError($a)); } } } /** @dataProvider provide304Timestamps */ public function testComputeNextFetchFrom304(string $t, string $exp): void { $t = $t ? strtotime($t) : ""; $f = new Feed(null, $this->base."NextFetch/NotModified?t=$t", Date::transform($t, "http")); $exp = strtotime($exp); $this->assertTime($exp, $f->nextFetch); } public function provide304Timestamps(): iterable { return [ 'less than half an hour 1' => ["now", "now + 15 minutes"], 'less than half an hour 2' => ["now - 29 minutes", "now + 15 minutes"], 'less than one hour 1' => ["now - 30 minutes", "now + 30 minutes"], 'less than one hour 2' => ["now - 59 minutes", "now + 30 minutes"], 'less than three hours 1' => ["now - 1 hour", "now + 1 hour"], 'less than three hours 2' => ["now - 2 hours 59 minutes", "now + 1 hour"], 'more than thirty-six hours 1' => ["now - 36 hours", "now + 1 day"], 'more than thirty-six hours 2' => ["now - 2 years", "now + 1 day"], 'fallback 1' => ["now - 3 hours", "now + 3 hours"], 'fallback 2' => ["now - 35 hours", "now + 3 hours"], ]; } public function testComputeNextFetchFrom304WithoutDate(): void { $f = new Feed(null, $this->base."NextFetch/NotModifiedEtag"); $exp = strtotime("now + 3 hours"); $this->assertTime($exp, $f->nextFetch); } public function testComputeNextFetchFrom200(): void { // if less than half an hour, check in 15 minutes $f = new Feed(null, $this->base."NextFetch/30m"); $exp = strtotime("now + 15 minutes"); $this->assertTime($exp, $f->nextFetch); // if less than an hour, check in 30 minutes $f = new Feed(null, $this->base."NextFetch/1h"); $exp = strtotime("now + 30 minutes"); $this->assertTime($exp, $f->nextFetch); // if less than three hours, check in an hour $f = new Feed(null, $this->base."NextFetch/3h"); $exp = strtotime("now + 1 hour"); $this->assertTime($exp, $f->nextFetch); // if more than 36 hours, check in 24 hours $f = new Feed(null, $this->base."NextFetch/36h"); $exp = strtotime("now + 24 hours"); $this->assertTime($exp, $f->nextFetch); // otherwise check in three hours $f = new Feed(null, $this->base."NextFetch/3-36h"); $exp = strtotime("now + 3 hours"); $this->assertTime($exp, $f->nextFetch); // and if there is no common interval, check in an hour $f = new Feed(null, $this->base."NextFetch/Fallback"); $exp = strtotime("now + 1 hour"); $this->assertTime($exp, $f->nextFetch); } public function testMatchLatestArticles(): void { \Phake::when(Arsse::$db)->feedMatchLatest(1, $this->anything())->thenReturn(new Result($this->latest)); $f = new Feed(1, $this->base."Matching/1"); $this->assertCount(0, $f->newItems); $this->assertCount(0, $f->changedItems); $f = new Feed(1, $this->base."Matching/2"); $this->assertCount(1, $f->newItems); $this->assertCount(0, $f->changedItems); $f = new Feed(1, $this->base."Matching/3"); $this->assertCount(1, $f->newItems); $this->assertCount(2, $f->changedItems); $f = new Feed(1, $this->base."Matching/4"); $this->assertCount(1, $f->newItems); $this->assertCount(2, $f->changedItems); } public function testMatchHistoricalArticles(): void { \Phake::when(Arsse::$db)->feedMatchLatest(1, $this->anything())->thenReturn(new Result($this->latest)); \Phake::when(Arsse::$db)->feedMatchIds(1, $this->anything(), $this->anything(), $this->anything(), $this->anything())->thenReturn(new Result($this->others)); $f = new Feed(1, $this->base."Matching/5"); $this->assertCount(0, $f->newItems); $this->assertCount(0, $f->changedItems); } public function testScrapeFullContent(): void { // first make sure that the absence of scraping works as expected $f = new Feed(null, $this->base."Scraping/Feed"); $exp = "

Partial content

"; $this->assertSame($exp, $f->newItems[0]->content); // now try to scrape and get different content $f = new Feed(null, $this->base."Scraping/Feed", "", "", "", "", true); $exp = "

Partial content, followed by more content

"; $this->assertSame($exp, $f->newItems[0]->content); } }