| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <meta name="timeout" content="long"/> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/common/get-host-info.sub.js"></script> |
| <script src="/common/utils.js"></script> |
| <script src="./resources/compression-dictionary-util.sub.js"></script> |
| <body> |
| <script> |
| [ |
| "asdf", // invalid destination. |
| "compression-dictionary", // standard request destination for compression dictionaries. |
| "script", // valid but mismatching request destination. |
| ].forEach(destination => { |
| const registration_should_succeed = destination === "compression-dictionary"; |
| compression_dictionary_promise_test(async t => { |
| // Register dictionary 1 with a "compression-dictionary" match dest. |
| const match_dest_1 = encodeURIComponent(`("${destination}")`); |
| const pattern_1 = encodeURIComponent("/fetch/compression-dictionary/resources/register-dictionary.py"); |
| const dictionary_url_1 = `${SAME_ORIGIN_RESOURCES_URL}/register-dictionary.py?id=dictionary_1_${token()}&match-dest=${match_dest_1}&match=${pattern_1}`; |
| const dictionary_1 = await (await fetch(dictionary_url_1)).text(); |
| assert_equals(dictionary_1, kDefaultDictionaryContent); |
| |
| // Register a dummy dictionary to give a chance for dictionary 1 to become available. |
| const echo_headers_pattern_1 = encodeURIComponent("/fetch/compression-dictionary/resources/echo-headers.py"); |
| await fetch(`${kRegisterDictionaryPath}?id=echo_headers_1_${token()}&match=${echo_headers_pattern_1}`); |
| assert_equals(await waitUntilAvailableDictionaryHeader(t, {}), kDefaultDictionaryHashBase64); |
| |
| // Try and register dictionary 2 (compressed with dictionary 1) via a <link rel="compression-dictionary">. |
| // This should only be successful if destination matches "compression-dictionary". |
| const dictionary_id_2 = `dictionary_2_${token()}`; |
| const dictionary_url_2 = `${SAME_ORIGIN_RESOURCES_URL}/register-dictionary.py?content_encoding=dcb&id=${dictionary_id_2}`; |
| const dictionary_2_loaded = await new Promise((resolve, reject) => { |
| const link = document.createElement("link"); |
| t.add_cleanup(_ => link.remove()); |
| link.rel = "compression-dictionary"; |
| link.href = dictionary_url_2; |
| link.onload = () => resolve(true); |
| link.onerror = () => resolve(false); |
| document.head.appendChild(link); |
| }); |
| if (!dictionary_2_loaded) { |
| assert_false(registration_should_succeed); |
| return; |
| } |
| let header = await waitUntilHeader(t, "dictionary-id", {expected_header: `"${dictionary_id_2}"`}); |
| if (!registration_should_succeed) { |
| assert_equals(header, '"dictionary-id" header is not available'); |
| return; |
| } |
| |
| // Now fetch compressed data and verify it's decompressed using dictionary 2. |
| const data_url = `${SAME_ORIGIN_RESOURCES_URL}/compressed-data.py?content_encoding=dcb&id=compressed_data_${token()}`; |
| const data = await (await fetch(data_url)).text(); |
| assert_equals(data, kExpectedCompressedData); |
| }, `Dictionary loaded via <link rel="compression-dictionary"> and compressed with another dictionary with "${destination}" match-dest should be ${registration_should_succeed ? 'be registered and usable' : 'not be registered'}.`); |
| }); |
| </script> |
| </body> |
