<!doctype html>
<html>
  <head>
    <meta charset="utf-8">
    <title>HTTP Cache - Cache-Control Request Directives</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 = [
      {
        name: "HTTP cache doesn't use aged but fresh response when request contains Cache-Control: max-age=0",
        requests: [
          {
            template: "fresh",
            pause_after: true
          },
          {
            request_headers: [
              ["Cache-Control", "max-age=0"]
            ],
            expected_type: "not_cached"
          }
        ]
      },
      {
        name: "HTTP cache doesn't use aged but fresh response when request contains Cache-Control: max-age=1",
        requests: [
          {
            template: "fresh",
            pause_after: true
          },
          {
            request_headers: [
              ["Cache-Control", "max-age=1"]
            ],
            expected_type: "not_cached"
          }
        ]
      },
      {
        name: "HTTP cache doesn't use fresh response with Age header when request contains Cache-Control: max-age that is greater than remaining freshness",
        requests: [
          {
            response_headers: [
              ["Cache-Control", "max-age=3600"],
              ["Age", "1800"]
            ]
          },
          {
            request_headers: [
              ["Cache-Control", "max-age=600"]
            ],
            expected_type: "not_cached"
          }
        ]
      },
      {
        name: "HTTP cache does use aged stale response when request contains Cache-Control: max-stale that permits its use",
        requests: [
          {
            response_headers: [
              ["Cache-Control", "max-age=1"]
            ],
            pause_after: true
          },
          {
            request_headers: [
              ["Cache-Control", "max-stale=1000"]
            ],
            expected_type: "cached"
          }
        ]
      },
      {
        name: "HTTP cache does reuse stale response with Age header when request contains Cache-Control: max-stale that permits its use",
        requests: [
          {
            response_headers: [
              ["Cache-Control", "max-age=1500"],
              ["Age", "2000"]
            ]
          },
          {
            request_headers: [
              ["Cache-Control", "max-stale=1000"]
            ],
            expected_type: "cached"
          }
        ]
      },
      {
        name: "HTTP cache doesn't reuse fresh response when request contains Cache-Control: min-fresh that wants it fresher",
        requests: [
          {
            response_headers: [
              ["Cache-Control", "max-age=1500"]
            ]
          },
          {
            request_headers: [
              ["Cache-Control", "min-fresh=2000"]
            ],
            expected_type: "not_cached"
          }
        ]
      },
      {
        name: "HTTP cache doesn't reuse fresh response with Age header when request contains Cache-Control: min-fresh that wants it fresher",
        requests: [
          {
            response_headers: [
              ["Cache-Control", "max-age=1500"],
              ["Age", "1000"]
            ]
          },
          {
            request_headers: [
              ["Cache-Control", "min-fresh=1000"]
            ],
            expected_type: "not_cached"
          }
        ]
      },
      {
        name: "HTTP cache doesn't reuse fresh response when request contains Cache-Control: no-cache",
        requests: [
          {
            response_headers: [
              ["Cache-Control", "max-age=3600"]
            ]
          },
          {
            request_headers: [
              ["Cache-Control", "no-cache"]
            ],
            expected_type: "not_cached"
          }
        ]
      },
      {
        name: "HTTP cache validates fresh response with Last-Modified when request contains Cache-Control: no-cache",
        requests: [
          {
            response_headers: [
              ["Cache-Control", "max-age=3600"],
              ["Last-Modified", -10000]
            ]
          },
          {
            request_headers: [
              ["Cache-Control", "no-cache"]
            ],
            expected_type: "lm_validate"
          }
        ]
      },
      {
        name: "HTTP cache validates fresh response with ETag when request contains Cache-Control: no-cache",
        requests: [
          {
            response_headers: [
              ["Cache-Control", "max-age=3600"],
              ["ETag", http_content("abc")]
            ]
          },
          {
            request_headers: [
              ["Cache-Control", "no-cache"]
            ],
            expected_type: "etag_validate"
          }
        ]
      },
      {
        name: "HTTP cache doesn't reuse fresh response when request contains Cache-Control: no-store",
        requests: [
          {
            response_headers: [
              ["Cache-Control", "max-age=3600"]
            ]
          },
          {
            request_headers: [
              ["Cache-Control", "no-store"]
            ],
            expected_type: "not_cached"
          }
        ]
      },
      {
        name: "HTTP cache generates 504 status code when nothing is in cache and request contains Cache-Control: only-if-cached",
        requests: [
          {
            request_headers: [
              ["Cache-Control", "only-if-cached"]
            ],
            expected_status: 504,
            expected_response_text: null
          }
        ]
      }
    ];
    run_tests(tests);
    </script>
  </body>
</html>