The Tor Browser / file comparison
comparison: netwerk/test/unit/test_bug654926_test_seek.js
netwerk/test/unit/test_bug654926_test_seek.js
- changeset 1
- ca08bd8f51b2
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| -1:000000000000 | 0:7d4d9a2529bd |
|---|---|
| 1 function gen_1MiB() | |
| 2 { | |
| 3 var i; | |
| 4 var data="x"; | |
| 5 for (i=0 ; i < 20 ; i++) | |
| 6 data+=data; | |
| 7 return data; | |
| 8 } | |
| 9 | |
| 10 function write_and_check(str, data, len) | |
| 11 { | |
| 12 var written = str.write(data, len); | |
| 13 if (written != len) { | |
| 14 do_throw("str.write has not written all data!\n" + | |
| 15 " Expected: " + len + "\n" + | |
| 16 " Actual: " + written + "\n"); | |
| 17 } | |
| 18 } | |
| 19 | |
| 20 function write_datafile(status, entry) | |
| 21 { | |
| 22 do_check_eq(status, Cr.NS_OK); | |
| 23 var os = entry.openOutputStream(0); | |
| 24 var data = gen_1MiB(); | |
| 25 | |
| 26 write_and_check(os, data, data.length); | |
| 27 | |
| 28 os.close(); | |
| 29 entry.close(); | |
| 30 | |
| 31 // try to open the entry for appending | |
| 32 asyncOpenCacheEntry("http://data/", | |
| 33 "disk", Ci.nsICacheStorage.OPEN_NORMALLY, null, | |
| 34 open_for_readwrite); | |
| 35 } | |
| 36 | |
| 37 function open_for_readwrite(status, entry) | |
| 38 { | |
| 39 do_check_eq(status, Cr.NS_OK); | |
| 40 var os = entry.openOutputStream(entry.dataSize); | |
| 41 | |
| 42 // Opening the entry for appending data calls nsDiskCacheStreamIO::Seek() | |
| 43 // which initializes mFD. If no data is written then mBufDirty is false and | |
| 44 // mFD won't be closed in nsDiskCacheStreamIO::Flush(). | |
| 45 | |
| 46 os.close(); | |
| 47 entry.close(); | |
| 48 | |
| 49 do_test_finished(); | |
| 50 } | |
| 51 | |
| 52 function run_test() { | |
| 53 do_get_profile(); | |
| 54 | |
| 55 // clear the cache | |
| 56 evict_cache_entries(); | |
| 57 | |
| 58 asyncOpenCacheEntry("http://data/", | |
| 59 "disk", Ci.nsICacheStorage.OPEN_NORMALLY, null, | |
| 60 write_datafile); | |
| 61 | |
| 62 do_test_pending(); | |
| 63 } |
