1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/dom/indexedDB/test/unit/test_index_update_delete.js Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,171 @@
1.4 +/**
1.5 + * Any copyright is dedicated to the Public Domain.
1.6 + * http://creativecommons.org/publicdomain/zero/1.0/
1.7 + */
1.8 +
1.9 +var testGenerator = testSteps();
1.10 +
1.11 +function testSteps()
1.12 +{
1.13 + let name = this.window ? window.location.pathname : "Splendid Test";
1.14 + let request = indexedDB.open(name, 1);
1.15 + request.onerror = errorHandler;
1.16 + request.onupgradeneeded = grabEventAndContinueHandler;
1.17 + request.onsuccess = grabEventAndContinueHandler;
1.18 +
1.19 + let event = yield undefined;
1.20 +
1.21 + let db = event.target.result;
1.22 + db.onerror = errorHandler;
1.23 +
1.24 + for each (let autoIncrement in [false, true]) {
1.25 + let objectStore =
1.26 + db.createObjectStore(autoIncrement, { keyPath: "id",
1.27 + autoIncrement: autoIncrement });
1.28 +
1.29 + for (let i = 0; i < 10; i++) {
1.30 + objectStore.add({ id: i, index: i });
1.31 + }
1.32 +
1.33 + for each (let unique in [false, true]) {
1.34 + objectStore.createIndex(unique, "index", { unique: unique });
1.35 + }
1.36 +
1.37 + for (let i = 10; i < 20; i++) {
1.38 + objectStore.add({ id: i, index: i });
1.39 + }
1.40 + }
1.41 +
1.42 + event = yield undefined;
1.43 + is(event.type, "success", "expect a success event");
1.44 +
1.45 + for each (let autoIncrement in [false, true]) {
1.46 + let objectStore = db.transaction(autoIncrement)
1.47 + .objectStore(autoIncrement);
1.48 +
1.49 + objectStore.count().onsuccess = grabEventAndContinueHandler;
1.50 + let event = yield undefined;
1.51 +
1.52 + is(event.target.result, 20, "Correct number of entries in objectStore");
1.53 +
1.54 + let objectStoreCount = event.target.result;
1.55 + let indexCount = event.target.result;
1.56 +
1.57 + for each (let unique in [false, true]) {
1.58 + let index = db.transaction(autoIncrement, "readwrite")
1.59 + .objectStore(autoIncrement)
1.60 + .index(unique);
1.61 +
1.62 + index.count().onsuccess = grabEventAndContinueHandler;
1.63 + let event = yield undefined;
1.64 +
1.65 + is(event.target.result, indexCount,
1.66 + "Correct number of entries in index");
1.67 +
1.68 + let modifiedEntry = unique ? 5 : 10;
1.69 + let keyRange = IDBKeyRange.only(modifiedEntry);
1.70 +
1.71 + let sawEntry = false;
1.72 + index.openCursor(keyRange).onsuccess = function(event) {
1.73 + let cursor = event.target.result;
1.74 + if (cursor) {
1.75 + sawEntry = true;
1.76 + is(cursor.key, modifiedEntry, "Correct key");
1.77 +
1.78 + cursor.value.index = unique ? 30 : 35;
1.79 + cursor.update(cursor.value).onsuccess = function(event) {
1.80 + cursor.continue();
1.81 + }
1.82 + }
1.83 + else {
1.84 + continueToNextStep();
1.85 + }
1.86 + }
1.87 + yield undefined;
1.88 +
1.89 + is(sawEntry, true, "Saw entry for key value " + modifiedEntry);
1.90 +
1.91 + // Recount index. Shouldn't change.
1.92 + index = db.transaction(autoIncrement, "readwrite")
1.93 + .objectStore(autoIncrement)
1.94 + .index(unique);
1.95 +
1.96 + index.count().onsuccess = grabEventAndContinueHandler;
1.97 + event = yield undefined;
1.98 +
1.99 + is(event.target.result, indexCount,
1.100 + "Correct number of entries in index");
1.101 +
1.102 + modifiedEntry = unique ? 30 : 35;
1.103 + keyRange = IDBKeyRange.only(modifiedEntry);
1.104 +
1.105 + sawEntry = false;
1.106 + index.openCursor(keyRange).onsuccess = function(event) {
1.107 + let cursor = event.target.result;
1.108 + if (cursor) {
1.109 + sawEntry = true;
1.110 + is(cursor.key, modifiedEntry, "Correct key");
1.111 +
1.112 + delete cursor.value.index;
1.113 + cursor.update(cursor.value).onsuccess = function(event) {
1.114 + indexCount--;
1.115 + cursor.continue();
1.116 + }
1.117 + }
1.118 + else {
1.119 + continueToNextStep();
1.120 + }
1.121 + }
1.122 + yield undefined;
1.123 +
1.124 + is(sawEntry, true, "Saw entry for key value " + modifiedEntry);
1.125 +
1.126 + // Recount objectStore. Should be unchanged.
1.127 + objectStore = db.transaction(autoIncrement, "readwrite")
1.128 + .objectStore(autoIncrement);
1.129 +
1.130 + objectStore.count().onsuccess = grabEventAndContinueHandler;
1.131 + event = yield undefined;
1.132 +
1.133 + is(event.target.result, objectStoreCount,
1.134 + "Correct number of entries in objectStore");
1.135 +
1.136 + // Recount index. Should be one item less.
1.137 + index = objectStore.index(unique);
1.138 +
1.139 + index.count().onsuccess = grabEventAndContinueHandler;
1.140 + event = yield undefined;
1.141 +
1.142 + is(event.target.result, indexCount,
1.143 + "Correct number of entries in index");
1.144 +
1.145 + modifiedEntry = objectStoreCount - 1;
1.146 +
1.147 + objectStore.delete(modifiedEntry).onsuccess =
1.148 + grabEventAndContinueHandler;
1.149 + event = yield undefined;
1.150 +
1.151 + objectStoreCount--;
1.152 + indexCount--;
1.153 +
1.154 + objectStore.count().onsuccess = grabEventAndContinueHandler;
1.155 + event = yield undefined;
1.156 +
1.157 + is(event.target.result, objectStoreCount,
1.158 + "Correct number of entries in objectStore");
1.159 +
1.160 + index.count().onsuccess = grabEventAndContinueHandler;
1.161 + event = yield undefined;
1.162 +
1.163 + is(event.target.result, indexCount,
1.164 + "Correct number of entries in index");
1.165 +
1.166 + index = event = null; // Bug 943409 workaround.
1.167 + }
1.168 + objectStore = event = null; // Bug 943409 workaround.
1.169 + }
1.170 +
1.171 + finishTest();
1.172 + event = db = request = null; // Bug 943409 workaround.
1.173 + yield undefined;
1.174 +}
