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-rw-r--r--dom/file/ipc/tests/browser_ipcBlob.js253
1 files changed, 253 insertions, 0 deletions
diff --git a/dom/file/ipc/tests/browser_ipcBlob.js b/dom/file/ipc/tests/browser_ipcBlob.js
new file mode 100644
index 0000000000..17fe31e0bd
--- /dev/null
+++ b/dom/file/ipc/tests/browser_ipcBlob.js
@@ -0,0 +1,253 @@
+/* -*- Mode: javascript; tab-width: 2; indent-tabs-mode: nil; js-indent-level: 2 -*- */
+
+requestLongerTimeout(3);
+
+const BASE_URI = "http://mochi.test:8888/browser/dom/file/ipc/tests/empty.html";
+
+add_task(async function setup() {
+ await SpecialPowers.pushPrefEnv({
+ set: [["privacy.partition.bloburl_per_agent_cluster", false]],
+ });
+});
+
+// More than 1mb memory blob childA-parent-childB.
+add_task(async function test_CtoPtoC_big() {
+ let tab1 = await BrowserTestUtils.openNewForegroundTab(gBrowser, BASE_URI);
+ let browser1 = gBrowser.getBrowserForTab(tab1);
+
+ let blob = await SpecialPowers.spawn(browser1, [], function () {
+ Cu.importGlobalProperties(["Blob"]);
+ let blob = new Blob([new Array(1024 * 1024).join("123456789ABCDEF")]);
+ return blob;
+ });
+
+ ok(blob, "CtoPtoC-big: We have a blob!");
+ is(
+ blob.size,
+ new Array(1024 * 1024).join("123456789ABCDEF").length,
+ "CtoPtoC-big: The size matches"
+ );
+
+ let tab2 = await BrowserTestUtils.openNewForegroundTab(gBrowser, BASE_URI);
+ let browser2 = gBrowser.getBrowserForTab(tab2);
+
+ let status = await SpecialPowers.spawn(browser2, [blob], function (blob) {
+ return new Promise(resolve => {
+ let fr = new content.FileReader();
+ fr.readAsText(blob);
+ fr.onloadend = function () {
+ resolve(fr.result == new Array(1024 * 1024).join("123456789ABCDEF"));
+ };
+ });
+ });
+
+ ok(status, "CtoPtoC-big: Data match!");
+
+ BrowserTestUtils.removeTab(tab1);
+ BrowserTestUtils.removeTab(tab2);
+});
+
+// Less than 1mb memory blob childA-parent-childB.
+add_task(async function test_CtoPtoC_small() {
+ let tab1 = await BrowserTestUtils.openNewForegroundTab(gBrowser, BASE_URI);
+ let browser1 = gBrowser.getBrowserForTab(tab1);
+
+ let blob = await SpecialPowers.spawn(browser1, [], function () {
+ Cu.importGlobalProperties(["Blob"]);
+ let blob = new Blob(["hello world!"]);
+ return blob;
+ });
+
+ ok(blob, "CtoPtoC-small: We have a blob!");
+ is(blob.size, "hello world!".length, "CtoPtoC-small: The size matches");
+
+ let tab2 = await BrowserTestUtils.openNewForegroundTab(gBrowser, BASE_URI);
+ let browser2 = gBrowser.getBrowserForTab(tab2);
+
+ let status = await SpecialPowers.spawn(browser2, [blob], function (blob) {
+ return new Promise(resolve => {
+ let fr = new content.FileReader();
+ fr.readAsText(blob);
+ fr.onloadend = function () {
+ resolve(fr.result == "hello world!");
+ };
+ });
+ });
+
+ ok(status, "CtoPtoC-small: Data match!");
+
+ BrowserTestUtils.removeTab(tab1);
+ BrowserTestUtils.removeTab(tab2);
+});
+
+// More than 1mb memory blob childA-parent-childB: BroadcastChannel
+add_task(async function test_CtoPtoC_bc_big() {
+ let tab1 = await BrowserTestUtils.openNewForegroundTab(gBrowser, BASE_URI);
+ let browser1 = gBrowser.getBrowserForTab(tab1);
+
+ await SpecialPowers.spawn(browser1, [], function () {
+ Cu.importGlobalProperties(["Blob"]);
+ var bc = new content.BroadcastChannel("test");
+ bc.onmessage = function () {
+ bc.postMessage(
+ new Blob([new Array(1024 * 1024).join("123456789ABCDEF")])
+ );
+ };
+ });
+
+ let tab2 = await BrowserTestUtils.openNewForegroundTab(gBrowser, BASE_URI);
+ let browser2 = gBrowser.getBrowserForTab(tab2);
+
+ let status = await SpecialPowers.spawn(browser2, [], function () {
+ return new Promise(resolve => {
+ var bc = new content.BroadcastChannel("test");
+ bc.onmessage = function (e) {
+ let fr = new content.FileReader();
+ fr.readAsText(e.data);
+ fr.onloadend = function () {
+ resolve(fr.result == new Array(1024 * 1024).join("123456789ABCDEF"));
+ };
+ };
+
+ bc.postMessage("GO!");
+ });
+ });
+
+ ok(status, "CtoPtoC-broadcastChannel-big: Data match!");
+
+ BrowserTestUtils.removeTab(tab1);
+ BrowserTestUtils.removeTab(tab2);
+});
+
+// Less than 1mb memory blob childA-parent-childB: BroadcastChannel
+add_task(async function test_CtoPtoC_bc_small() {
+ let tab1 = await BrowserTestUtils.openNewForegroundTab(gBrowser, BASE_URI);
+ let browser1 = gBrowser.getBrowserForTab(tab1);
+
+ await SpecialPowers.spawn(browser1, [], function () {
+ Cu.importGlobalProperties(["Blob"]);
+ var bc = new content.BroadcastChannel("test");
+ bc.onmessage = function () {
+ bc.postMessage(new Blob(["hello world!"]));
+ };
+ });
+
+ let tab2 = await BrowserTestUtils.openNewForegroundTab(gBrowser, BASE_URI);
+ let browser2 = gBrowser.getBrowserForTab(tab2);
+
+ let status = await SpecialPowers.spawn(browser2, [], function () {
+ return new Promise(resolve => {
+ var bc = new content.BroadcastChannel("test");
+ bc.onmessage = function (e) {
+ let fr = new content.FileReader();
+ fr.readAsText(e.data);
+ fr.onloadend = function () {
+ resolve(fr.result == "hello world!");
+ };
+ };
+
+ bc.postMessage("GO!");
+ });
+ });
+
+ ok(status, "CtoPtoC-broadcastChannel-small: Data match!");
+
+ BrowserTestUtils.removeTab(tab1);
+ BrowserTestUtils.removeTab(tab2);
+});
+
+// blob URL childA-parent-childB
+add_task(async function test_CtoPtoC_bc_small() {
+ let tab1 = await BrowserTestUtils.openNewForegroundTab(gBrowser, BASE_URI);
+ let browser1 = gBrowser.getBrowserForTab(tab1);
+
+ let blobURL = await SpecialPowers.spawn(browser1, [], function () {
+ Cu.importGlobalProperties(["Blob"]);
+ return content.URL.createObjectURL(new content.Blob(["hello world!"]));
+ });
+
+ let tab2 = await BrowserTestUtils.openNewForegroundTab(gBrowser, BASE_URI);
+ let browser2 = gBrowser.getBrowserForTab(tab2);
+
+ let status = await SpecialPowers.spawn(
+ browser2,
+ [blobURL],
+ function (blobURL) {
+ return new Promise(resolve => {
+ var xhr = new content.XMLHttpRequest();
+ xhr.open("GET", blobURL);
+ xhr.onloadend = function () {
+ resolve(xhr.response == "hello world!");
+ };
+
+ xhr.send();
+ });
+ }
+ );
+
+ ok(status, "CtoPtoC-blobURL: Data match!");
+
+ BrowserTestUtils.removeTab(tab1);
+ BrowserTestUtils.removeTab(tab2);
+});
+
+// Multipart Blob childA-parent-childB.
+add_task(async function test_CtoPtoC_multipart() {
+ let tab1 = await BrowserTestUtils.openNewForegroundTab(gBrowser, BASE_URI);
+ let browser1 = gBrowser.getBrowserForTab(tab1);
+
+ let blob = await SpecialPowers.spawn(browser1, [], function () {
+ Cu.importGlobalProperties(["Blob"]);
+ return new Blob(["!"]);
+ });
+
+ ok(blob, "CtoPtoC-multipart: We have a blob!");
+ is(blob.size, "!".length, "CtoPtoC-multipart: The size matches");
+
+ let newBlob = new Blob(["world", blob]);
+
+ let tab2 = await BrowserTestUtils.openNewForegroundTab(gBrowser, BASE_URI);
+ let browser2 = gBrowser.getBrowserForTab(tab2);
+
+ let status = await SpecialPowers.spawn(browser2, [newBlob], function (blob) {
+ Cu.importGlobalProperties(["Blob"]);
+ return new Promise(resolve => {
+ let fr = new content.FileReader();
+ fr.readAsText(new Blob(["hello ", blob]));
+ fr.onloadend = function () {
+ resolve(fr.result == "hello world!");
+ };
+ });
+ });
+
+ ok(status, "CtoPtoC-multipart: Data match!");
+
+ BrowserTestUtils.removeTab(tab1);
+ BrowserTestUtils.removeTab(tab2);
+});
+
+// Multipart Blob childA-parent with a max size
+add_task(async function test_CtoPsize_multipart() {
+ let tab = await BrowserTestUtils.openNewForegroundTab(gBrowser, BASE_URI);
+ let browser = gBrowser.getBrowserForTab(tab);
+
+ let blob = await SpecialPowers.spawn(browser, [], function () {
+ Cu.importGlobalProperties(["Blob"]);
+
+ let data = new Array(1024 * 512).join("A");
+ let blob1 = new Blob([data]);
+ let blob2 = new Blob([data]);
+ let blob3 = new Blob([data]);
+
+ return new Blob([blob1, blob2, blob3]);
+ });
+
+ ok(blob, "CtoPsize-multipart: We have a blob!");
+ is(
+ blob.size,
+ new Array(1024 * 512).join("A").length * 3,
+ "CtoPsize-multipart: The size matches"
+ );
+
+ BrowserTestUtils.removeTab(tab);
+});
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-06 18:32:55 +0000