1 files changed, 93 insertions, 0 deletions
diff --git a/testing/web-platform/tests/fetch/http-cache/heuristic.any.js b/testing/web-platform/tests/fetch/http-cache/heuristic.any.js
new file mode 100644
index 0000000000..d846131888
--- /dev/null
+++ b/testing/web-platform/tests/fetch/http-cache/heuristic.any.js
@@ -0,0 +1,93 @@
+// META: global=window,worker
+// META: title=HTTP Cache - Heuristic Freshness
+// META: timeout=long
+// META: script=/common/utils.js
+// META: script=/common/get-host-info.sub.js
+// META: script=http-cache.js
+
+var tests = [
+  {
+    name: "HTTP cache reuses an unknown response with Last-Modified based upon heuristic freshness when Cache-Control: public is present",
+    requests: [
+      {
+        response_status: [299, "Whatever"],
+        response_headers: [
+          ["Last-Modified", (-3 * 100)],
+          ["Cache-Control", "public"]
+        ],
+      },
+      {
+        expected_type: "cached",
+        response_status: [299, "Whatever"]
+      }
+    ]
+  },
+  {
+    name: "HTTP cache does not reuse an unknown response with Last-Modified based upon heuristic freshness when Cache-Control: public is not present",
+    requests: [
+      {
+        response_status: [299, "Whatever"],
+        response_headers: [
+          ["Last-Modified", (-3 * 100)]
+        ],
+      },
+      {
+        expected_type: "not_cached"
+      }
+    ]
+  }
+];
+
+function check_status(status) {
+  var succeed = status[0];
+  var code = status[1];
+  var phrase = status[2];
+  var body = status[3];
+  if (body === undefined) {
+    body = http_content(code);
+  }
+  var expected_type = "not_cached";
+  var desired = "does not use"
+  if (succeed === true) {
+    expected_type = "cached";
+    desired = "reuses";
+  }
+  tests.push(
+    {
+      name: "HTTP cache " + desired + " a " + code + " " + phrase + " response with Last-Modified based upon heuristic freshness",
+      requests: [
+        {
+          response_status: [code, phrase],
+          response_headers: [
+            ["Last-Modified", (-3 * 100)]
+          ],
+          response_body: body
+        },
+        {
+          expected_type: expected_type,
+          response_status: [code, phrase],
+          response_body: body
+        }
+      ]
+    }
+  )
+}
+[
+  [true, 200, "OK"],
+  [true, 203, "Non-Authoritative Information"],
+  [true, 204, "No Content", ""],
+  [true, 404, "Not Found"],
+  [true, 405, "Method Not Allowed"],
+  [true, 410, "Gone"],
+  [true, 414, "URI Too Long"],
+  [true, 501, "Not Implemented"]
+].forEach(check_status);
+[
+  [false, 201, "Created"],
+  [false, 202, "Accepted"],
+  [false, 403, "Forbidden"],
+  [false, 502, "Bad Gateway"],
+  [false, 503, "Service Unavailable"],
+  [false, 504, "Gateway Timeout"],
+].forEach(check_status);
+run_tests(tests);