1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/dom/indexedDB/test/unit/test_advance.js Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,192 @@
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 + const dataCount = 30;
1.14 +
1.15 + let request = indexedDB.open(this.window ? window.location.pathname : "Splendid Test", 1);
1.16 + request.onerror = errorHandler;
1.17 + request.onupgradeneeded = grabEventAndContinueHandler;
1.18 + let event = yield undefined;
1.19 +
1.20 + let db = event.target.result;
1.21 + db.onerror = errorHandler;
1.22 +
1.23 + event.target.onsuccess = continueToNextStep;
1.24 +
1.25 + let objectStore = db.createObjectStore("", { keyPath: "key" });
1.26 + objectStore.createIndex("", "index");
1.27 +
1.28 + for (let i = 0; i < dataCount; i++) {
1.29 + objectStore.add({ key: i, index: i });
1.30 + }
1.31 + yield undefined;
1.32 +
1.33 + function getObjectStore() {
1.34 + return db.transaction("").objectStore("");
1.35 + }
1.36 +
1.37 + function getIndex() {
1.38 + return db.transaction("").objectStore("").index("");
1.39 + }
1.40 +
1.41 + let count = 0;
1.42 +
1.43 + getObjectStore().openCursor().onsuccess = function(event) {
1.44 + let cursor = event.target.result;
1.45 + if (cursor) {
1.46 + count++;
1.47 + cursor.continue();
1.48 + }
1.49 + else {
1.50 + continueToNextStep();
1.51 + }
1.52 + };
1.53 + yield undefined;
1.54 +
1.55 + is(count, dataCount, "Saw all data");
1.56 +
1.57 + count = 0;
1.58 +
1.59 + getObjectStore().openCursor().onsuccess = function(event) {
1.60 + let cursor = event.target.result;
1.61 + if (cursor) {
1.62 + is(cursor.primaryKey, count, "Got correct object");
1.63 + if (count) {
1.64 + count++;
1.65 + cursor.continue();
1.66 + }
1.67 + else {
1.68 + count = 10;
1.69 + cursor.advance(10);
1.70 + }
1.71 + }
1.72 + else {
1.73 + continueToNextStep();
1.74 + }
1.75 + };
1.76 + yield undefined;
1.77 +
1.78 + is(count, dataCount, "Saw all data");
1.79 +
1.80 + count = 0;
1.81 +
1.82 + getIndex().openCursor().onsuccess = function(event) {
1.83 + let cursor = event.target.result;
1.84 + if (cursor) {
1.85 + is(cursor.primaryKey, count, "Got correct object");
1.86 + if (count) {
1.87 + count++;
1.88 + cursor.continue();
1.89 + }
1.90 + else {
1.91 + count = 10;
1.92 + cursor.advance(10);
1.93 + }
1.94 + }
1.95 + else {
1.96 + continueToNextStep();
1.97 + }
1.98 + };
1.99 + yield undefined;
1.100 +
1.101 + is(count, dataCount, "Saw all data");
1.102 +
1.103 + count = 0;
1.104 +
1.105 + getIndex().openKeyCursor().onsuccess = function(event) {
1.106 + let cursor = event.target.result;
1.107 + if (cursor) {
1.108 + is(cursor.primaryKey, count, "Got correct object");
1.109 + if (count) {
1.110 + count++;
1.111 + cursor.continue();
1.112 + }
1.113 + else {
1.114 + count = 10;
1.115 + cursor.advance(10);
1.116 + }
1.117 + }
1.118 + else {
1.119 + continueToNextStep();
1.120 + }
1.121 + };
1.122 + yield undefined;
1.123 +
1.124 + is(count, dataCount, "Saw all data");
1.125 +
1.126 + count = 0;
1.127 +
1.128 + getObjectStore().openCursor().onsuccess = function(event) {
1.129 + let cursor = event.target.result;
1.130 + if (cursor) {
1.131 + is(cursor.primaryKey, count, "Got correct object");
1.132 + if (count == 0) {
1.133 + cursor.advance(dataCount + 1);
1.134 + }
1.135 + else {
1.136 + ok(false, "Should never get here!");
1.137 + cursor.continue();
1.138 + }
1.139 + }
1.140 + else {
1.141 + continueToNextStep();
1.142 + }
1.143 + };
1.144 + yield undefined;
1.145 +
1.146 + is(count, 0, "Saw all data");
1.147 +
1.148 + count = dataCount - 1;
1.149 +
1.150 + getObjectStore().openCursor(null, "prev").onsuccess = function(event) {
1.151 + let cursor = event.target.result;
1.152 + if (cursor) {
1.153 + is(cursor.primaryKey, count, "Got correct object");
1.154 + count--;
1.155 + if (count == dataCount - 2) {
1.156 + cursor.advance(10);
1.157 + count -= 9;
1.158 + }
1.159 + else {
1.160 + cursor.continue();
1.161 + }
1.162 + }
1.163 + else {
1.164 + continueToNextStep();
1.165 + }
1.166 + };
1.167 + yield undefined;
1.168 +
1.169 + is(count, -1, "Saw all data");
1.170 +
1.171 + count = dataCount - 1;
1.172 +
1.173 + getObjectStore().openCursor(null, "prev").onsuccess = function(event) {
1.174 + let cursor = event.target.result;
1.175 + if (cursor) {
1.176 + is(cursor.primaryKey, count, "Got correct object");
1.177 + if (count == dataCount - 1) {
1.178 + cursor.advance(dataCount + 1);
1.179 + }
1.180 + else {
1.181 + ok(false, "Should never get here!");
1.182 + cursor.continue();
1.183 + }
1.184 + }
1.185 + else {
1.186 + continueToNextStep();
1.187 + }
1.188 + };
1.189 + yield undefined;
1.190 +
1.191 + is(count, dataCount - 1, "Saw all data");
1.192 +
1.193 + finishTest();
1.194 + yield undefined;
1.195 +}
