| <!doctype html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <title>HTTP Cache - Freshness</title> |
| <meta name="help" href="https://fetch.spec.whatwg.org/#request"> |
| <meta name="timeout" content="long"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/common/utils.js"></script> |
| <script src="/common/get-host-info.sub.js"></script> |
| <script src="http-cache.js"></script> |
| </head> |
| <body> |
| <script> |
| var tests = [ |
| // response directives |
| { |
| name: 'HTTP cache reuses a response with a future Expires.', |
| requests: [ |
| { |
| response_headers: [ |
| ["Expires", http_date(30*24*60*60)] |
| ] |
| }, |
| { |
| expected_type: "cached", |
| } |
| ] |
| }, |
| { |
| name: 'HTTP cache does not reuse a response with a past Expires.', |
| requests: [ |
| { |
| response_headers: [ |
| ["Expires", http_date(-30*24*60*60)] |
| ] |
| }, |
| { |
| expected_type: "not_cached", |
| } |
| ] |
| }, |
| { |
| name: 'HTTP cache does not reuse a response with a present Expires.', |
| requests: [ |
| { |
| response_headers: [ |
| ["Expires", http_date(0)] |
| ] |
| }, |
| { |
| expected_type: "not_cached", |
| } |
| ] |
| }, |
| { |
| name: 'HTTP cache does not reuse a response with an invalid Expires.', |
| requests: [ |
| { |
| response_headers: [ |
| ["Expires", "0"] |
| ] |
| }, |
| { |
| expected_type: "not_cached", |
| } |
| ] |
| }, |
| { |
| name: 'HTTP cache reuses a response with positive Cache-Control: max-age.', |
| requests: [ |
| { |
| response_headers: [ |
| ["Cache-Control", "max-age=3600"] |
| ] |
| }, |
| { |
| expected_type: "cached", |
| } |
| ] |
| }, |
| { |
| name: 'HTTP cache does not reuse a response with Cache-Control: max-age=0.', |
| requests: [ |
| { |
| response_headers: [ |
| ["Cache-Control", "max-age=0"] |
| ] |
| }, |
| { |
| expected_type: "not_cached", |
| } |
| ] |
| }, |
| { |
| name: 'HTTP cache reuses a response with positive Cache-Control: max-age and a past Expires.', |
| requests: [ |
| { |
| response_headers: [ |
| ["Cache-Control", "max-age=3600"], |
| ['Expires', http_date(-10000)] |
| ] |
| }, |
| { |
| expected_type: "cached", |
| } |
| ] |
| }, |
| { |
| name: 'HTTP cache reuses a response with positive Cache-Control: max-age and an invalid Expires.', |
| requests: [ |
| { |
| response_headers: [ |
| ["Cache-Control", "max-age=3600"], |
| ['Expires', '0'] |
| ] |
| }, |
| { |
| expected_type: "cached", |
| } |
| ] |
| }, |
| { |
| name: 'HTTP cache does not reuse a response with Cache-Control: max-age=0 and a future Expires.', |
| requests: [ |
| { |
| response_headers: [ |
| ["Cache-Control", "max-age=0"], |
| ['Expires', http_date(10000)] |
| ] |
| }, |
| { |
| expected_type: "not_cached", |
| } |
| ] |
| }, |
| { |
| name: 'HTTP cache does not prefer Cache-Control: s-maxage over Cache-Control: max-age.', |
| requests: [ |
| { |
| response_headers: [ |
| ["Cache-Control", "max-age=1, s-maxage=3600"] |
| ], |
| pause_after: true, |
| }, |
| { |
| expected_type: "not_cached", |
| } |
| ] |
| }, |
| { |
| name: 'HTTP cache does not reuse a response when the Age header is greater than its freshness lifetime.', |
| requests: [ |
| { |
| response_headers: [ |
| ["Cache-Control", "max-age=3600"], |
| ["Age", "12000"] |
| ], |
| }, |
| { |
| expected_type: "not_cached", |
| } |
| ] |
| }, |
| { |
| name: 'HTTP cache does not store a response with Cache-Control: no-store.', |
| requests: [ |
| { |
| response_headers: [ |
| ["Cache-Control", "no-store"] |
| ] |
| }, |
| { |
| expected_type: "not_cached", |
| } |
| ] |
| }, |
| { |
| name: 'HTTP cache does not store a response with Cache-Control: no-store, even with max-age and Expires.', |
| requests: [ |
| { |
| response_headers: [ |
| ["Cache-Control", "max-age=10000, no-store"], |
| ['Expires', http_date(10000)] |
| ] |
| }, |
| { |
| expected_type: "not_cached", |
| } |
| ] |
| }, |
| { |
| name: 'HTTP cache stores a response with Cache-Control: no-cache, but revalidates upon use.', |
| requests: [ |
| { |
| response_headers: [ |
| ["Cache-Control", "no-cache"], |
| ['ETag', 'abcd'] |
| ] |
| }, |
| { |
| expected_type: "etag_validated", |
| } |
| ] |
| }, |
| { |
| name: 'HTTP cache stores a response with Cache-Control: no-cache, but revalidates upon use, even with max-age and Expires.', |
| requests: [ |
| { |
| response_headers: [ |
| ["Cache-Control", "max-age=10000, no-cache"], |
| ['Expires', http_date(10000)], |
| ['ETag', 'abcd'] |
| ] |
| }, |
| { |
| expected_type: "etag_validated", |
| } |
| ] |
| }, |
| ]; |
| run_tests(tests); |
| </script> |
| </body> |
| </html> |
