| Index: LayoutTests/imported/web-platform-tests/IndexedDB/writer-starvation.htm
|
| diff --git a/LayoutTests/imported/web-platform-tests/IndexedDB/writer-starvation.htm b/LayoutTests/imported/web-platform-tests/IndexedDB/writer-starvation.htm
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..ac795a6c444ae3c0a736265c2fc3beeedb800f55
|
| --- /dev/null
|
| +++ b/LayoutTests/imported/web-platform-tests/IndexedDB/writer-starvation.htm
|
| @@ -0,0 +1,105 @@
|
| +<!DOCTYPE html>
|
| +<meta charset=utf-8>
|
| +<title>Writer starvation</title>
|
| +<link rel="author" href="mailto:odinho@opera.com" title="Odin Hørthe Omdal">
|
| +<meta name=timeout content=long>
|
| +<script src=../../../resources/testharness.js></script>
|
| +<script src=../../../resources/testharnessreport.js></script>
|
| +<script src=support.js></script>
|
| +
|
| +<script>
|
| + var db, read_request_count = 0, read_success_count = 0;
|
| + var write_request_count = 0, write_success_count = 0;
|
| + var RQ_COUNT = 25;
|
| +
|
| + var open_rq = createdb(async_test(undefined, {timeout: 20000}));
|
| + open_rq.onupgradeneeded = function(e) {
|
| + db = e.target.result;
|
| + db.createObjectStore("s")
|
| + .add("1", 1);
|
| + }
|
| +
|
| + open_rq.onsuccess = function(e) {
|
| + var i = 0, continue_reading = true;
|
| +
|
| + /* Pre-fill some read requests */
|
| + for (i = 0; i < RQ_COUNT; i++)
|
| + {
|
| + read_request_count++;
|
| +
|
| + db.transaction("s")
|
| + .objectStore("s")
|
| + .get(1)
|
| + .onsuccess = this.step_func(function(e) {
|
| + read_success_count++;
|
| + assert_equals(e.target.transaction.mode, "readonly");
|
| + });
|
| + }
|
| +
|
| + this.step(loop);
|
| +
|
| + function loop() {
|
| + read_request_count++;
|
| +
|
| + db.transaction("s")
|
| + .objectStore("s")
|
| + .get(1)
|
| + .onsuccess = this.step_func(function(e)
|
| + {
|
| + read_success_count++;
|
| + assert_equals(e.target.transaction.mode, "readonly");
|
| +
|
| + if (read_success_count >= RQ_COUNT && write_request_count == 0)
|
| + {
|
| + write_request_count++;
|
| +
|
| + db.transaction("s", "readwrite")
|
| + .objectStore("s")
|
| + .add("written", read_request_count)
|
| + .onsuccess = this.step_func(function(e)
|
| + {
|
| + write_success_count++;
|
| + assert_equals(e.target.transaction.mode, "readwrite");
|
| + assert_equals(e.target.result, read_success_count,
|
| + "write cb came before later read cb's")
|
| + });
|
| +
|
| + /* Reads done after the write */
|
| + for (i = 0; i < 5; i++)
|
| + {
|
| + read_request_count++;
|
| +
|
| + db.transaction("s")
|
| + .objectStore("s")
|
| + .get(1)
|
| + .onsuccess = this.step_func(function(e)
|
| + {
|
| + read_success_count++;
|
| + });
|
| + }
|
| + }
|
| + });
|
| +
|
| + if (read_success_count < RQ_COUNT + 5)
|
| + setTimeout(this.step_func(loop), write_request_count ? 1000 : 100);
|
| + else
|
| + // This is merely a "nice" hack to run finish after the last request is done
|
| + db.transaction("s")
|
| + .objectStore("s")
|
| + .count()
|
| + .onsuccess = this.step_func(function()
|
| + {
|
| + setTimeout(this.step_func(finish), 100);
|
| + });
|
| + }
|
| + }
|
| +
|
| +
|
| +function finish() {
|
| + assert_equals(read_request_count, read_success_count, "read counts");
|
| + assert_equals(write_request_count, write_success_count, "write counts");
|
| + this.done();
|
| +}
|
| +</script>
|
| +
|
| +<div id=log></div>
|
|
|
Chromium Code Reviews
Issue 560893005:
First checked-in import of the W3C's test suites. (Closed)
Base URL: svn://svn.chromium.org/blink/trunk