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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /dom/indexedDB/test/test_blob_simple.html
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
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+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+-->
+<html>
+<head>
+ <title>Indexed Database Property Test</title>
+
+ <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
+ <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+
+ <script type="text/javascript;version=1.7">
+ function testSteps()
+ {
+ info("Setting up test fixtures: create an IndexedDB database and object store.");
+
+ let request = indexedDB.open(window.location.pathname, 1);
+ request.onerror = errorHandler;
+ request.onupgradeneeded = grabEventAndContinueHandler;
+ request.onsuccess = unexpectedSuccessHandler;
+ let event = yield undefined;
+
+ let db = event.target.result;
+ db.onerror = errorHandler;
+
+ let objectStore = db.createObjectStore("foo", { autoIncrement: true });
+ let index = objectStore.createIndex("foo", "index");
+
+ request.onsuccess = grabEventAndContinueHandler;
+ event = yield undefined;
+
+
+ info("Let's create a blob and store it in IndexedDB twice.");
+
+ const BLOB_DATA = ["fun ", "times ", "all ", "around!"];
+ const INDEX_KEY = 5;
+ let blob = new Blob(BLOB_DATA, { type: "text/plain" });
+ let data = { blob: blob, index: INDEX_KEY };
+
+ objectStore = db.transaction("foo", "readwrite").objectStore("foo");
+ objectStore.add(data).onsuccess = grabEventAndContinueHandler;
+ event = yield undefined;
+
+ info("Added blob to database once");
+
+ let key = event.target.result;
+
+ objectStore.add(data).onsuccess = grabEventAndContinueHandler;
+ event = yield undefined;
+
+ info("Added blob to database twice");
+
+ info("Let's retrieve the blob again and verify the contents is the same.");
+
+ objectStore = db.transaction("foo").objectStore("foo");
+ objectStore.get(key).onsuccess = grabEventAndContinueHandler;
+ event = yield undefined;
+
+ info("Got blob from database");
+
+ let fileReader = new FileReader();
+ fileReader.onload = grabEventAndContinueHandler;
+ fileReader.readAsText(event.target.result.blob);
+ event = yield undefined;
+
+ is(event.target.result, BLOB_DATA.join(""), "Correct text");
+
+
+ info("Let's retrieve it again, create an object URL for the blob, load" +
+ "it via an XMLHttpRequest, and verify the contents is the same.");
+
+ objectStore = db.transaction("foo").objectStore("foo");
+ objectStore.get(key).onsuccess = grabEventAndContinueHandler;
+ event = yield undefined;
+
+ info("Got blob from database");
+
+ let blobURL = URL.createObjectURL(event.target.result.blob);
+
+ let xhr = new XMLHttpRequest();
+ xhr.open("GET", blobURL);
+ xhr.onload = grabEventAndContinueHandler;
+ xhr.send();
+ yield undefined;
+
+ URL.revokeObjectURL(blobURL);
+
+ is(xhr.responseText, BLOB_DATA.join(""), "Correct responseText");
+
+
+ info("Retrieve both blob entries from the database and verify contents.");
+
+ objectStore = db.transaction("foo").objectStore("foo");
+ objectStore.mozGetAll().onsuccess = grabEventAndContinueHandler;
+ event = yield undefined;
+
+ is(event.target.result.length, 2, "Got right number of items");
+
+ fileReader = new FileReader();
+ fileReader.onload = grabEventAndContinueHandler;
+ fileReader.readAsText(event.target.result[0].blob);
+ event = yield undefined;
+
+ is(event.target.result, BLOB_DATA.join(""), "Correct text");
+
+ let cursorResults = [];
+
+ objectStore = db.transaction("foo").objectStore("foo");
+ objectStore.openCursor().onsuccess = function(event) {
+ let cursor = event.target.result;
+ if (cursor) {
+ info("Got item from cursor");
+ cursorResults.push(cursor.value);
+ cursor.continue();
+ }
+ else {
+ info("Finished cursor");
+ continueToNextStep();
+ }
+ };
+ yield undefined;
+
+ is(cursorResults.length, 2, "Got right number of items");
+
+ fileReader = new FileReader();
+ fileReader.onload = grabEventAndContinueHandler;
+ fileReader.readAsText(cursorResults[0].blob);
+ event = yield undefined;
+
+ is(event.target.result, BLOB_DATA.join(""), "Correct text");
+
+
+ info("Retrieve blobs from database via index and verify contents.");
+
+ index = db.transaction("foo").objectStore("foo").index("foo");
+ index.get(INDEX_KEY).onsuccess = grabEventAndContinueHandler;
+ event = yield undefined;
+
+ info("Got blob from database");
+
+ fileReader = new FileReader();
+ fileReader.onload = grabEventAndContinueHandler;
+ fileReader.readAsText(event.target.result.blob);
+ event = yield undefined;
+
+ is(event.target.result, BLOB_DATA.join(""), "Correct text");
+
+ index = db.transaction("foo").objectStore("foo").index("foo");
+ index.mozGetAll().onsuccess = grabEventAndContinueHandler;
+ event = yield undefined;
+
+ is(event.target.result.length, 2, "Got right number of items");
+
+ fileReader = new FileReader();
+ fileReader.onload = grabEventAndContinueHandler;
+ fileReader.readAsText(event.target.result[0].blob);
+ event = yield undefined;
+
+ is(event.target.result, BLOB_DATA.join(""), "Correct text");
+
+ cursorResults = [];
+
+ index = db.transaction("foo").objectStore("foo").index("foo");
+ index.openCursor().onsuccess = function(event) {
+ let cursor = event.target.result;
+ if (cursor) {
+ info("Got item from cursor");
+ cursorResults.push(cursor.value);
+ cursor.continue();
+ }
+ else {
+ info("Finished cursor");
+ continueToNextStep();
+ }
+ };
+ yield undefined;
+
+ is(cursorResults.length, 2, "Got right number of items");
+
+ fileReader = new FileReader();
+ fileReader.onload = grabEventAndContinueHandler;
+ fileReader.readAsText(cursorResults[0].blob);
+ event = yield undefined;
+
+ is(event.target.result, BLOB_DATA.join(""), "Correct text");
+
+ fileReader = new FileReader();
+ fileReader.onload = grabEventAndContinueHandler;
+ fileReader.readAsText(cursorResults[1].blob);
+ event = yield undefined;
+
+ is(event.target.result, BLOB_DATA.join(""), "Correct text");
+
+
+ info("Slice the the retrieved blob and verify its contents.");
+
+ let slice = cursorResults[1].blob.slice(0, BLOB_DATA[0].length);
+
+ fileReader = new FileReader();
+ fileReader.onload = grabEventAndContinueHandler;
+ fileReader.readAsText(slice);
+ event = yield undefined;
+
+ is(event.target.result, BLOB_DATA[0], "Correct text");
+
+
+ info("Send blob to a worker, read its contents there, and verify results.");
+
+ function workerScript() {
+ onmessage = function(event) {
+ var reader = new FileReaderSync();
+ postMessage(reader.readAsText(event.data));
+
+ var slice = event.data.slice(1, 2);
+ postMessage(reader.readAsText(slice));
+
+ }
+ }
+
+ let url =
+ URL.createObjectURL(new Blob(["(", workerScript.toSource(), ")()"]));
+
+ let worker = new Worker(url);
+ worker.postMessage(slice);
+ worker.onmessage = grabEventAndContinueHandler;
+ event = yield undefined;
+
+ is(event.data, BLOB_DATA[0], "Correct text");
+ event = yield undefined;
+
+ is(event.data, BLOB_DATA[0][1], "Correct text");
+
+
+ info("Store a blob back in the database, and keep holding on to the " +
+ "blob, verifying that it still can be read.");
+
+ objectStore = db.transaction("foo").objectStore("foo");
+ objectStore.get(key).onsuccess = grabEventAndContinueHandler;
+ event = yield undefined;
+
+ let blobFromDB = event.target.result.blob;
+ info("Got blob from database");
+
+ let txn = db.transaction("foo", "readwrite");
+ txn.objectStore("foo").put(event.target.result, key);
+ txn.oncomplete = grabEventAndContinueHandler;
+ event = yield undefined;
+
+ info("Stored blob back into database");
+
+ fileReader = new FileReader();
+ fileReader.onload = grabEventAndContinueHandler;
+ fileReader.readAsText(blobFromDB);
+ event = yield undefined;
+
+ is(event.target.result, BLOB_DATA.join(""), "Correct text");
+
+ blobURL = URL.createObjectURL(blobFromDB);
+
+ xhr = new XMLHttpRequest();
+ xhr.open("GET", blobURL);
+ xhr.onload = grabEventAndContinueHandler;
+ xhr.send();
+ yield undefined;
+
+ URL.revokeObjectURL(blobURL);
+
+ is(xhr.responseText, BLOB_DATA.join(""), "Correct responseText");
+
+
+ finishTest();
+ yield undefined;
+ }
+ </script>
+ <script type="text/javascript;version=1.7" src="helpers.js"></script>
+
+</head>
+
+<body onload="runTest();"></body>
+
+</html>
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