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1 <!DOCTYPE html> | 1 <!DOCTYPE html> |
2 <html> | 2 <html> |
3 <head> | 3 <head> |
4 <title>Synchronous XMLHttpRequest and caching during document load</title> | 4 <title>Synchronous XMLHttpRequest and caching during document load</title> |
5 </head> | 5 </head> |
6 <body> | 6 <body> |
7 <script src="../resources/testharness.js"></script> | 7 <script src="../resources/testharness.js"></script> |
8 <script src="../resources/testharnessreport.js"></script> | 8 <script src="../resources/testharnessreport.js"></script> |
9 <script type="text/javascript"> | 9 <script type="text/javascript"> |
10 | 10 |
11 // Test what caching XMLHttpRequest performs when issuing | 11 // Test what caching XMLHttpRequest performs when issuing sync |
12 // sync requests over various verbs and with various | 12 // requests over various verbs and with various kinds of query |
13 // kinds of query portions. Without any cache control | 13 // portions. Without any cache control headers. |
14 // headers. | 14 var verbs = [ "GET", "POST" ]; |
15 var verbs = [ "GET", | |
16 "PUT", | |
17 "POST", | |
18 "PROPFIND"]; | |
19 | 15 |
20 var query_kinds = [ | 16 var query_kinds = [ |
21 {query: "'?random'", | 17 {query: "'?random'", |
22 name: "constant query", | 18 name: "constant query"}, |
23 // The list of verbs we expect the request not to be repeated for. | |
24 should_cache: []}, | |
25 {query: "", | 19 {query: "", |
26 name: "no query", | 20 name: "no query"}, |
27 should_cache: []}, | |
28 {query: "'?' + (Math.random() + Date.now()).toString()", | 21 {query: "'?' + (Math.random() + Date.now()).toString()", |
29 name: "unique query string", | 22 name: "unique query string"}]; |
30 should_cache: []}, | |
31 {query: "'?'", | |
32 name: "empty query", | |
33 should_cache: []}]; | |
34 | 23 |
35 var base_url = "resources/echo-random.php"; | 24 var base_url = "resources/echo-random.php"; |
36 | 25 |
| 26 function fetchSyncTextResponse(verb, url) { |
| 27 var xhr = new XMLHttpRequest(); |
| 28 xhr.open(verb, url, false); |
| 29 xhr.send(); |
| 30 return xhr.responseText; |
| 31 } |
| 32 |
37 function runTest() { | 33 function runTest() { |
38 for (var i = 0; i < verbs.length; i++) { | 34 for (var i = 0; i < verbs.length; i++) { |
39 var verb = verbs[i]; | 35 var verb = verbs[i]; |
40 for (var j = 0; j < query_kinds.length; j++) { | 36 for (var j = 0; j < query_kinds.length; j++) { |
41 var q1 = eval(query_kinds[j].query) || ""; | |
42 | |
43 var request_url1 = base_url + q1; | |
44 var xhr1 = new XMLHttpRequest; | |
45 xhr1.open(verb, request_url1, false); | |
46 xhr1.send(); | |
47 var result1 = xhr1.responseText; | |
48 | |
49 var xhr2 = new XMLHttpRequest(); | |
50 var q2 = eval(query_kinds[j].query) || ""; | |
51 var request_url2 = base_url + q2; | |
52 xhr2.open(verb, request_url2, false); | |
53 xhr2.send(); | |
54 var result2 = xhr2.responseText; | |
55 | |
56 test(function () { | 37 test(function () { |
57 if (query_kinds[j].should_cache.indexOf(verb) >= 0) | 38 var q1 = eval(query_kinds[j].query) || ""; |
58 assert_true(result1 === result2); | 39 var q2 = eval(query_kinds[j].query) || ""; |
59 else | 40 var result1 = fetchSyncTextResponse(verb, base_url + q1); |
60 assert_false(result1 === result2); | 41 var result2 = fetchSyncTextResponse(verb, base_url + q2); |
61 }, "Test repeated sync requests using verb '" + verb + " with " + qu
ery_kinds[j].name); | 42 assert_false(result1 === result2); |
| 43 }, "Test repeated sync requests using verb '" + verb + "' with " + q
uery_kinds[j].name); |
62 } | 44 } |
63 } | 45 } |
64 } | 46 } |
65 | 47 |
66 test(runTest, document.title); | 48 test(runTest, document.title); |
67 </script> | 49 </script> |
68 <div id="log"></div> | |
69 </body> | 50 </body> |
70 </html> | 51 </html> |
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