Source code
Revision control
Copy as Markdown
Other Tools
"use strict";
/* eslint-disable mozilla/no-comparison-or-assignment-inside-ok */
SimpleTest.waitForExplicitFinish();
var gen = runTests();
function continueTest() {
gen.next();
}
function* runTests() {
var expectHttp2Results = location.href.includes("http2");
var path = "/tests/dom/xhr/tests/";
var passFiles = [
["file_XHR_pass1.xml", "GET", 200, "OK", "text/xml"],
["file_XHR_pass2.txt", "GET", 200, "OK", "text/plain"],
["file_XHR_pass3.txt", "GET", 200, "OK", "text/plain"],
["data:text/xml,%3Cres%3Ehello%3C/res%3E%0A", "GET", 200, "OK", "text/xml"],
["data:text/plain,hello%20pass%0A", "GET", 200, "OK", "text/plain"],
["data:,foo", "GET", 200, "OK", "text/plain;charset=US-ASCII", "foo"],
["data:text/plain;base64,Zm9v", "GET", 200, "OK", "text/plain", "foo"],
["data:text/plain,foo#bar", "GET", 200, "OK", "text/plain", "foo"],
["data:text/plain,foo%23bar", "GET", 200, "OK", "text/plain", "foo#bar"],
];
var blob = new Blob(["foo"], { type: "text/plain" });
var blobURL = URL.createObjectURL(blob);
passFiles.push([blobURL, "GET", 200, "OK", "text/plain", "foo"]);
var failFiles = [
["//example.com" + path + "file_XHR_pass1.xml", "GET"],
["file_XHR_fail1.txt", "GET"],
];
for (i = 0; i < passFiles.length; ++i) {
// Function to give our hacked is() a scope
(function (oldIs) {
function is(actual, expected, message) {
oldIs(actual, expected, message + " for " + passFiles[i][0]);
}
xhr = new XMLHttpRequest();
is(xhr.getResponseHeader("Content-Type"), null, "should be null");
is(xhr.getAllResponseHeaders(), "", "should be empty string");
is(xhr.responseType, "", "wrong initial responseType");
xhr.open(passFiles[i][1], passFiles[i][0], false);
xhr.send(null);
is(xhr.status, passFiles[i][2], "wrong status");
// over HTTP2, no status text is received for network requests (but
// data/blob URLs default to "200 OK" responses)
let expectedStatusText = passFiles[i][3];
if (
expectHttp2Results &&
!passFiles[i][0].startsWith("data:") &&
!passFiles[i][0].startsWith("blob:")
) {
expectedStatusText = "";
}
is(xhr.statusText, expectedStatusText, "wrong statusText");
is(
xhr.getResponseHeader("Content-Type"),
passFiles[i][4],
"wrong content type"
);
var headers = xhr.getAllResponseHeaders();
ok(
/(?:^|\n)Content-Type:\s*([^\r\n]*)\r\n/i.test(headers) &&
RegExp.$1 === passFiles[i][4],
"wrong response headers"
);
if (xhr.responseXML) {
is(
new XMLSerializer().serializeToString(
xhr.responseXML.documentElement
),
passFiles[i][5] || "<res>hello</res>",
"wrong responseXML"
);
is(
xhr.response,
passFiles[i][5] || "<res>hello</res>\n",
"wrong response"
);
} else {
is(
xhr.responseText,
passFiles[i][5] || "hello pass\n",
"wrong responseText"
);
is(xhr.response, passFiles[i][5] || "hello pass\n", "wrong response");
}
})(is);
}
URL.revokeObjectURL(blobURL);
for (i = 0; i < failFiles.length; ++i) {
xhr = new XMLHttpRequest();
let didthrow = false;
try {
xhr.open(failFiles[i][1], failFiles[i][0], false);
xhr.send(null);
} catch (e) {
didthrow = true;
}
if (!didthrow) {
is(xhr.status, 301, "wrong status");
is(xhr.responseText, "redirect file\n", "wrong response");
} else {
ok(1, "should have thrown or given incorrect result");
}
}
function checkResponseTextAccessThrows(xhr) {
let didthrow = false;
try {
xhr.responseText;
} catch (e) {
didthrow = true;
}
ok(didthrow, "should have thrown when accessing responseText");
}
function checkResponseXMLAccessThrows(xhr) {
let didthrow = false;
try {
xhr.responseXML;
} catch (e) {
didthrow = true;
}
ok(didthrow, "should have thrown when accessing responseXML");
}
function checkSetResponseType(xhr, type) {
let didthrow = false;
try {
xhr.responseType = type;
} catch (e) {
didthrow = true;
}
is(xhr.responseType, type, "responseType should be " + type);
ok(!didthrow, "should not have thrown when setting responseType");
}
function checkSetResponseTypeThrows(xhr, type) {
let didthrow = false;
try {
xhr.responseType = type;
} catch (e) {
didthrow = true;
}
ok(didthrow, "should have thrown when setting responseType");
}
function checkOpenThrows(xhr, method, url, async) {
let didthrow = false;
try {
xhr.open(method, url, async);
} catch (e) {
didthrow = true;
}
ok(didthrow, "should have thrown when open is called");
}
// test if setting responseType before calling open() works
xhr = new XMLHttpRequest();
checkSetResponseType(xhr, "");
checkSetResponseType(xhr, "text");
checkSetResponseType(xhr, "document");
checkSetResponseType(xhr, "arraybuffer");
checkSetResponseType(xhr, "blob");
checkSetResponseType(xhr, "json");
checkOpenThrows(xhr, "GET", "file_XHR_pass2.txt", false);
// test response (sync, responseType is not changeable)
xhr = new XMLHttpRequest();
xhr.open("GET", "file_XHR_pass2.txt", false);
checkSetResponseTypeThrows(xhr, "");
checkSetResponseTypeThrows(xhr, "text");
checkSetResponseTypeThrows(xhr, "document");
checkSetResponseTypeThrows(xhr, "arraybuffer");
checkSetResponseTypeThrows(xhr, "blob");
checkSetResponseTypeThrows(xhr, "json");
xhr.send(null);
checkSetResponseTypeThrows(xhr, "document");
is(xhr.status, 200, "wrong status");
is(xhr.response, "hello pass\n", "wrong response");
// test response (responseType='document')
xhr = new XMLHttpRequest();
xhr.open("GET", "file_XHR_pass1.xml");
xhr.responseType = "document";
xhr.onloadend = continueTest;
xhr.send(null);
yield undefined;
checkSetResponseTypeThrows(xhr, "document");
is(xhr.status, 200, "wrong status");
checkResponseTextAccessThrows(xhr);
is(
new XMLSerializer().serializeToString(xhr.response.documentElement),
"<res>hello</res>",
"wrong response"
);
// test response (responseType='text')
xhr = new XMLHttpRequest();
xhr.open("GET", "file_XHR_pass2.txt");
xhr.responseType = "text";
xhr.onloadend = continueTest;
xhr.send(null);
yield undefined;
is(xhr.status, 200, "wrong status");
checkResponseXMLAccessThrows(xhr);
is(xhr.response, "hello pass\n", "wrong response");
// test response (responseType='arraybuffer')
function arraybuffer_equals_to(ab, s) {
is(ab.byteLength, s.length, "wrong arraybuffer byteLength");
var u8v = new Uint8Array(ab);
is(String.fromCharCode.apply(String, u8v), s, "wrong values");
}
// with a simple text file
xhr = new XMLHttpRequest();
xhr.open("GET", "file_XHR_pass2.txt");
xhr.responseType = "arraybuffer";
xhr.onloadend = continueTest;
xhr.send(null);
yield undefined;
is(xhr.status, 200, "wrong status");
checkResponseTextAccessThrows(xhr);
checkResponseXMLAccessThrows(xhr);
var ab = xhr.response;
ok(ab != null, "should have a non-null arraybuffer");
arraybuffer_equals_to(ab, "hello pass\n");
xhr.open("GET", "file_XHR_binary1.bin");
xhr.responseType = "arraybuffer";
xhr.onloadend = continueTest;
xhr.send(null);
yield undefined;
is(xhr.status, 200, "wrong status");
var ab2 = xhr.response;
ok(ab2 != null, "should have a non-null arraybuffer");
ok(ab2 != ab, "arraybuffer on XHR reuse should be distinct");
arraybuffer_equals_to(ab, "hello pass\n");
arraybuffer_equals_to(ab2, "\xaa\xee\0\x03\xff\xff\xff\xff\xbb\xbb\xbb\xbb");
// with a binary file
xhr = new XMLHttpRequest();
xhr.open("GET", "file_XHR_binary1.bin");
xhr.responseType = "arraybuffer";
xhr.onloadend = continueTest;
xhr.send(null);
yield undefined;
is(xhr.status, 200, "wrong status");
checkResponseTextAccessThrows(xhr);
checkResponseXMLAccessThrows(xhr);
ab = xhr.response;
ok(ab != null, "should have a non-null arraybuffer");
arraybuffer_equals_to(ab, "\xaa\xee\0\x03\xff\xff\xff\xff\xbb\xbb\xbb\xbb");
is(xhr.response, xhr.response, "returns the same ArrayBuffer");
// test response (responseType='json')
var xhr = new XMLHttpRequest();
xhr.open("POST", "responseIdentical.sjs");
xhr.responseType = "json";
var jsonObjStr = JSON.stringify({ title: "aBook", author: "john" });
xhr.onloadend = continueTest;
xhr.send(jsonObjStr);
yield undefined;
is(xhr.status, 200, "wrong status");
checkResponseTextAccessThrows(xhr);
checkResponseXMLAccessThrows(xhr);
is(JSON.stringify(xhr.response), jsonObjStr, "correct result");
is(xhr.response, xhr.response, "returning the same object on each access");
// with invalid json
xhr = new XMLHttpRequest();
xhr.open("POST", "responseIdentical.sjs");
xhr.responseType = "json";
xhr.onloadend = continueTest;
xhr.send("{");
yield undefined;
is(xhr.status, 200, "wrong status");
checkResponseTextAccessThrows(xhr);
checkResponseXMLAccessThrows(xhr);
is(xhr.response, null, "Bad JSON should result in null response.");
is(
xhr.response,
null,
"Bad JSON should result in null response even 2nd time."
);
// Test status/statusText in all readyStates
xhr = new XMLHttpRequest();
function checkXHRStatus() {
if (xhr.readyState == xhr.UNSENT || xhr.readyState == xhr.OPENED) {
is(xhr.status, 0, "should be 0 before getting data");
is(xhr.statusText, "", "should be empty before getting data");
} else {
is(xhr.status, 200, "should be 200 when we have data");
if (expectHttp2Results) {
is(xhr.statusText, "", "should be '' when over HTTP2");
} else {
is(xhr.statusText, "OK", "should be OK when we have data");
}
}
}
checkXHRStatus();
xhr.open("GET", "file_XHR_binary1.bin");
checkXHRStatus();
xhr.responseType = "arraybuffer";
xhr.send(null);
xhr.onreadystatechange = continueTest;
while (xhr.readyState != 4) {
checkXHRStatus();
yield undefined;
}
checkXHRStatus();
// test response (responseType='blob')
// with a simple text file
xhr = new XMLHttpRequest();
xhr.open("GET", "file_XHR_pass2.txt");
xhr.responseType = "blob";
xhr.onloadend = continueTest;
xhr.send(null);
yield undefined;
is(xhr.status, 200, "wrong status");
checkResponseTextAccessThrows(xhr);
checkResponseXMLAccessThrows(xhr);
var b = xhr.response;
ok(b, "should have a non-null blob");
ok(b instanceof Blob, "should be a Blob");
ok(!(b instanceof File), "should not be a File");
is(b.size, "hello pass\n".length, "wrong blob size");
var fr = new FileReader();
fr.onload = continueTest;
fr.readAsBinaryString(b);
yield undefined;
is(fr.result, "hello pass\n", "wrong values");
// with a binary file
xhr = new XMLHttpRequest();
xhr.open("GET", "file_XHR_binary1.bin", true);
xhr.send(null);
xhr.onreadystatechange = continueTest;
while (xhr.readyState != 2) {
yield undefined;
}
is(xhr.status, 200, "wrong status");
xhr.responseType = "blob";
while (xhr.readyState != 4) {
yield undefined;
}
xhr.onreadystatechange = null;
b = xhr.response;
ok(b != null, "should have a non-null blob");
is(b.size, 12, "wrong blob size");
fr = new FileReader();
fr.readAsBinaryString(b);
xhr = null; // kill the XHR object
b = null;
SpecialPowers.gc();
fr.onload = continueTest;
yield undefined;
is(
fr.result,
"\xaa\xee\0\x03\xff\xff\xff\xff\xbb\xbb\xbb\xbb",
"wrong values"
);
// with a larger binary file
xhr = new XMLHttpRequest();
xhr.open("GET", "file_XHR_binary2.bin", true);
xhr.responseType = "blob";
xhr.send(null);
xhr.onreadystatechange = continueTest;
while (xhr.readyState != 4) {
yield undefined;
}
xhr.onreadystatechange = null;
b = xhr.response;
ok(b != null, "should have a non-null blob");
is(b.size, 65536, "wrong blob size");
fr = new FileReader();
fr.readAsArrayBuffer(b);
fr.onload = continueTest;
xhr = null; // kill the XHR object
b = null;
SpecialPowers.gc();
yield undefined;
var u8 = new Uint8Array(fr.result);
for (var i = 0; i < 65536; i++) {
if (u8[i] !== (i & 255)) {
break;
}
}
is(i, 65536, "wrong value at offset " + i);
var client = new XMLHttpRequest();
client.open("GET", "file_XHR_pass1.xml", true);
client.send();
client.onreadystatechange = function () {
if (client.readyState == 4) {
try {
is(client.responseXML, null, "responseXML should be null.");
is(client.responseText, "", "responseText should be empty string.");
is(client.response, "", "response should be empty string.");
is(client.status, 0, "status should be 0.");
is(client.statusText, "", "statusText should be empty string.");
is(
client.getAllResponseHeaders(),
"",
"getAllResponseHeaders() should return empty string."
);
} catch (ex) {
ok(false, "Shouldn't throw! [" + ex + "]");
}
}
};
client.abort();
SimpleTest.finish();
} /* runTests */