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Diffstat (limited to 'dom/ipc/tests/test_blob_sliced_from_parent_process.html')
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diff --git a/dom/ipc/tests/test_blob_sliced_from_parent_process.html b/dom/ipc/tests/test_blob_sliced_from_parent_process.html new file mode 100644 index 000000000..7d8a1665f --- /dev/null +++ b/dom/ipc/tests/test_blob_sliced_from_parent_process.html @@ -0,0 +1,213 @@ +<!DOCTYPE html> +<html> + <head> + <title>Test for slicing blobs that originated in a parent process</title> + <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"> + </script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> + </head> + <body onload="setup();"> + <script type="application/javascript;version=1.7"> +"use strict"; + +function childFrameScript() { + "use strict"; + + const { classes: Cc, interfaces: Ci } = Components; + + const messageName = "test:blob-slice-test"; + const blobData = ["So", " ", "many", " ", "blobs!"]; + const blobText = blobData.join(""); + const blobType = "text/plain"; + + const sliceText = "an"; + + function info(msg) { + sendAsyncMessage(messageName, { op: "info", msg: msg }); + } + + function ok(condition, name, diag) { + sendAsyncMessage(messageName, + { op: "ok", + condition: condition, + name: name, + diag: diag }); + } + + function is(a, b, name) { + let pass = a == b; + let diag = pass ? "" : "got " + a + ", expected " + b; + ok(pass, name, diag); + } + + function finish(result) { + sendAsyncMessage(messageName, { op: "done", result: result }); + } + + function grabAndContinue(arg) { + testGenerator.send(arg); + } + + function testSteps() { + addMessageListener(messageName, grabAndContinue); + let message = yield undefined; + + let blob = message.data; + + ok(blob instanceof Ci.nsIDOMBlob, "Received a Blob"); + is(blob.size, blobText.length, "Blob has correct length"); + is(blob.type, blobType, "Blob has correct type"); + + info("Reading blob"); + + let reader = new FileReader(); + reader.addEventListener("load", grabAndContinue); + reader.readAsText(blob); + + yield undefined; + + is(reader.result, blobText, "Blob has correct data"); + + let firstSliceStart = blobData[0].length + blobData[1].length; + let firstSliceEnd = firstSliceStart + blobData[2].length; + + let slice = blob.slice(firstSliceStart, firstSliceEnd, blobType); + + ok(slice instanceof Ci.nsIDOMBlob, "Slice returned a Blob"); + is(slice.size, blobData[2].length, "Slice has correct length"); + is(slice.type, blobType, "Slice has correct type"); + + info("Reading slice"); + + reader = new FileReader(); + reader.addEventListener("load", grabAndContinue); + reader.readAsText(slice); + + yield undefined; + + is(reader.result, blobData[2], "Slice has correct data"); + + let secondSliceStart = blobData[2].indexOf("a"); + let secondSliceEnd = secondSliceStart + sliceText.length; + + slice = slice.slice(secondSliceStart, secondSliceEnd, blobType); + + ok(slice instanceof Ci.nsIDOMBlob, "Second slice returned a Blob"); + is(slice.size, sliceText.length, "Second slice has correct length"); + is(slice.type, blobType, "Second slice has correct type"); + + info("Sending second slice"); + finish(slice); + + yield undefined; + } + + let testGenerator = testSteps(); + testGenerator.next(); +} + +function parentFrameScript(mm) { + const messageName = "test:blob-slice-test"; + const blobData = ["So", " ", "many", " ", "blobs!"]; + const blobText = blobData.join(""); + const blobType = "text/plain"; + + const sliceText = "an"; + + function grabAndContinue(arg) { + testGenerator.send(arg); + } + + function testSteps() { + let slice = yield undefined; + + ok(slice instanceof Blob, "Received a Blob"); + is(slice.size, sliceText.length, "Slice has correct size"); + is(slice.type, blobType, "Slice has correct type"); + + let reader = new FileReader(); + reader.onload = grabAndContinue; + reader.readAsText(slice); + yield undefined; + + is(reader.result, sliceText, "Slice has correct data"); + SimpleTest.finish(); + + yield undefined; + } + + let testGenerator = testSteps(); + testGenerator.next(); + + mm.addMessageListener(messageName, function(message) { + let data = message.data; + switch (data.op) { + case "info": { + info(data.msg); + break; + } + + case "ok": { + ok(data.condition, data.name, data.diag); + break; + } + + case "done": { + testGenerator.send(data.result); + break; + } + + default: { + ok(false, "Unknown op: " + data.op); + SimpleTest.finish(); + } + } + }); + + mm.loadFrameScript("data:,(" + childFrameScript.toString() + ")();", + false); + + let blob = new Blob(blobData, { type: blobType }); + mm.sendAsyncMessage(messageName, blob); +} + +function setup() { + info("Got load event"); + + SpecialPowers.pushPrefEnv( + { set: [ ["dom.ipc.browser_frames.oop_by_default", true], + ["dom.mozBrowserFramesEnabled", true], + ["network.disable.ipc.security", true], + ["browser.pagethumbnails.capturing_disabled", true] ] }, + function() { + info("Prefs set"); + + SpecialPowers.pushPermissions( + [ { type: "browser", allow: true, context: document } ], + function() { + info("Permissions set"); + + let iframe = document.createElement("iframe"); + SpecialPowers.wrap(iframe).mozbrowser = true; + iframe.id = "iframe"; + iframe.src = + "data:text/html,<!DOCTYPE HTML><html><body></body></html>"; + + iframe.addEventListener("mozbrowserloadend", function() { + info("Starting tests"); + + let mm = SpecialPowers.getBrowserFrameMessageManager(iframe) + parentFrameScript(mm); + }); + + document.body.appendChild(iframe); + } + ); + } + ); +} + +SimpleTest.waitForExplicitFinish(); + </script> + </body> +</html> |