netwerk/test/unit/test_bug654926_test_seek.js@ca08bd8f51b2 (annotated)
netwerk/test/unit/test_bug654926_test_seek.js
Wed, 31 Dec 2014 06:55:46 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:55:46 +0100
- changeset 1
- ca08bd8f51b2
- permissions
- -rw-r--r--
Added tag TORBROWSER_REPLICA for changeset 6474c204b198
| michael@0 | 1 | function gen_1MiB() |
| michael@0 | 2 | { |
| michael@0 | 3 | var i; |
| michael@0 | 4 | var data="x"; |
| michael@0 | 5 | for (i=0 ; i < 20 ; i++) |
| michael@0 | 6 | data+=data; |
| michael@0 | 7 | return data; |
| michael@0 | 8 | } |
| michael@0 | 9 | |
| michael@0 | 10 | function write_and_check(str, data, len) |
| michael@0 | 11 | { |
| michael@0 | 12 | var written = str.write(data, len); |
| michael@0 | 13 | if (written != len) { |
| michael@0 | 14 | do_throw("str.write has not written all data!\n" + |
| michael@0 | 15 | " Expected: " + len + "\n" + |
| michael@0 | 16 | " Actual: " + written + "\n"); |
| michael@0 | 17 | } |
| michael@0 | 18 | } |
| michael@0 | 19 | |
| michael@0 | 20 | function write_datafile(status, entry) |
| michael@0 | 21 | { |
| michael@0 | 22 | do_check_eq(status, Cr.NS_OK); |
| michael@0 | 23 | var os = entry.openOutputStream(0); |
| michael@0 | 24 | var data = gen_1MiB(); |
| michael@0 | 25 | |
| michael@0 | 26 | write_and_check(os, data, data.length); |
| michael@0 | 27 | |
| michael@0 | 28 | os.close(); |
| michael@0 | 29 | entry.close(); |
| michael@0 | 30 | |
| michael@0 | 31 | // try to open the entry for appending |
| michael@0 | 32 | asyncOpenCacheEntry("http://data/", |
| michael@0 | 33 | "disk", Ci.nsICacheStorage.OPEN_NORMALLY, null, |
| michael@0 | 34 | open_for_readwrite); |
| michael@0 | 35 | } |
| michael@0 | 36 | |
| michael@0 | 37 | function open_for_readwrite(status, entry) |
| michael@0 | 38 | { |
| michael@0 | 39 | do_check_eq(status, Cr.NS_OK); |
| michael@0 | 40 | var os = entry.openOutputStream(entry.dataSize); |
| michael@0 | 41 | |
| michael@0 | 42 | // Opening the entry for appending data calls nsDiskCacheStreamIO::Seek() |
| michael@0 | 43 | // which initializes mFD. If no data is written then mBufDirty is false and |
| michael@0 | 44 | // mFD won't be closed in nsDiskCacheStreamIO::Flush(). |
| michael@0 | 45 | |
| michael@0 | 46 | os.close(); |
| michael@0 | 47 | entry.close(); |
| michael@0 | 48 | |
| michael@0 | 49 | do_test_finished(); |
| michael@0 | 50 | } |
| michael@0 | 51 | |
| michael@0 | 52 | function run_test() { |
| michael@0 | 53 | do_get_profile(); |
| michael@0 | 54 | |
| michael@0 | 55 | // clear the cache |
| michael@0 | 56 | evict_cache_entries(); |
| michael@0 | 57 | |
| michael@0 | 58 | asyncOpenCacheEntry("http://data/", |
| michael@0 | 59 | "disk", Ci.nsICacheStorage.OPEN_NORMALLY, null, |
| michael@0 | 60 | write_datafile); |
| michael@0 | 61 | |
| michael@0 | 62 | do_test_pending(); |
| michael@0 | 63 | } |
