michael@0: /**
michael@0:  * Test for nsICacheStorage.asyncDoomURI().
michael@0:  * It tests dooming
michael@0:  *   - an existent inactive entry
michael@0:  *   - a non-existent inactive entry
michael@0:  *   - an existent active entry
michael@0:  */
michael@0: 
michael@0: function doom(url, callback)
michael@0: {
michael@0:   get_cache_service()
michael@0:       .diskCacheStorage(LoadContextInfo.default, false)
michael@0:       .asyncDoomURI(createURI(url), "", {
michael@0:         onCacheEntryDoomed: function(result) {
michael@0:           callback(result);
michael@0:         }
michael@0:       });
michael@0: }
michael@0: 
michael@0: function write_and_check(str, data, len)
michael@0: {
michael@0:   var written = str.write(data, len);
michael@0:   if (written != len) {
michael@0:     do_throw("str.write has not written all data!\n" +
michael@0:              "  Expected: " + len  + "\n" +
michael@0:              "  Actual: " + written + "\n");
michael@0:   }
michael@0: }
michael@0: 
michael@0: function write_entry()
michael@0: {
michael@0:   asyncOpenCacheEntry("http://testentry/", "disk", Ci.nsICacheStorage.OPEN_TRUNCATE, null, function(status, entry) {
michael@0:     write_entry_cont(entry, entry.openOutputStream(0));
michael@0:   });
michael@0: }
michael@0: 
michael@0: function write_entry_cont(entry, ostream)
michael@0: {
michael@0:   var data = "testdata";
michael@0:   write_and_check(ostream, data, data.length);
michael@0:   ostream.close();
michael@0:   entry.close();
michael@0:   doom("http://testentry/", check_doom1);
michael@0: }
michael@0: 
michael@0: function check_doom1(status)
michael@0: {
michael@0:   do_check_eq(status, Cr.NS_OK);
michael@0:   doom("http://nonexistententry/", check_doom2);
michael@0: }
michael@0: 
michael@0: function check_doom2(status)
michael@0: {
michael@0:   do_check_eq(status, Cr.NS_ERROR_NOT_AVAILABLE);
michael@0:   asyncOpenCacheEntry("http://testentry/", "disk", Ci.nsICacheStorage.OPEN_TRUNCATE, null, function(status, entry) {
michael@0:     write_entry2(entry, entry.openOutputStream(0));
michael@0:   });
michael@0: }
michael@0: 
michael@0: var gEntry;
michael@0: var gOstream;
michael@0: function write_entry2(entry, ostream)
michael@0: {
michael@0:   // write some data and doom the entry while it is active
michael@0:   var data = "testdata";
michael@0:   write_and_check(ostream, data, data.length);
michael@0:   gEntry = entry;
michael@0:   gOstream = ostream;
michael@0:   doom("http://testentry/", check_doom3);
michael@0: }
michael@0: 
michael@0: function check_doom3(status)
michael@0: {
michael@0:   do_check_eq(status, Cr.NS_OK);
michael@0:   // entry was doomed but writing should still succeed
michael@0:   var data = "testdata";
michael@0:   write_and_check(gOstream, data, data.length);
michael@0:   gOstream.close();
michael@0:   gEntry.close();
michael@0:   // dooming the same entry again should fail
michael@0:   doom("http://testentry/", check_doom4);
michael@0: }
michael@0: 
michael@0: function check_doom4(status)
michael@0: {
michael@0:   do_check_eq(status, Cr.NS_ERROR_NOT_AVAILABLE);
michael@0:   do_test_finished();
michael@0: }
michael@0: 
michael@0: function run_test() {
michael@0:   do_get_profile();
michael@0: 
michael@0:   // clear the cache
michael@0:   evict_cache_entries();
michael@0:   write_entry();
michael@0:   do_test_pending();
michael@0: }