Database readwrite transaction updates (#1932)

* Add _readWriteTransaction helper

* Improve deleteDictionary order

* Make onProgress event optional

* Simplify progress rate parameter

1 files changed, 2 insertions, 2 deletions

diff --git a/test/test-database.js b/test/test-database.js
index e855f07f..a87a3f72 100644
--- a/test/test-database.js
+++ b/test/test-database.js
@@ -122,7 +122,7 @@ async function testDatabase1() {
                 let progressEvent = false;
                 await dictionaryDatabase.deleteDictionary(
                     title,
-                    {rate: 1000},
+                    1000,
                     () => {
                         progressEvent = true;
                     }
@@ -788,7 +788,7 @@ async function testDatabase2() {
     const dictionaryDatabase = new DictionaryDatabase();
 
     // Error: not prepared
-    await assert.rejects(async () => await dictionaryDatabase.deleteDictionary(title, {rate: 1000}, () => {}));
+    await assert.rejects(async () => await dictionaryDatabase.deleteDictionary(title, 1000));
     await assert.rejects(async () => await dictionaryDatabase.findTermsBulk(['?'], titles, null));
     await assert.rejects(async () => await dictionaryDatabase.findTermsExactBulk([{term: '?', reading: '?'}], titles));
     await assert.rejects(async () => await dictionaryDatabase.findTermsBySequenceBulk([{query: 1, dictionary: title}]));