The Tor Browser / file comparison

comparison: content/base/test/fileutils.js

content/base/test/fileutils.js

branch
TOR_BUG_9701
changeset 15
b8a032363ba2
equal deleted inserted replaced
-1:000000000000 0:0de35061ef93
1 // Utility functions
2 var testRanCounter = 0;
3 var expectedTestCount = 0;
4
5 function testHasRun() {
6 //alert(testRanCounter);
7 ++testRanCounter;
8 if (testRanCounter == expectedTestCount) {
9 SimpleTest.finish();
10 }
11 }
12
13
14 function testFile(file, contents, test) {
15 SimpleTest.requestLongerTimeout(2);
16
17 // Load file using FileReader
18 var r = new FileReader();
19 r.onload = getFileReaderLoadHandler(contents, contents.length, "FileReader.readAsBinaryString of " + test);
20 r.readAsBinaryString(file);
21 expectedTestCount++;
22
23 // Load file using URL.createObjectURL and XMLHttpRequest
24 var xhr = new XMLHttpRequest;
25 xhr.open("GET", URL.createObjectURL(file));
26 xhr.onload = getXHRLoadHandler(contents, contents.length, false,
27 "XMLHttpRequest load of " + test);
28 xhr.overrideMimeType('text/plain; charset=x-user-defined');
29 xhr.send();
30 expectedTestCount++;
31
32 // Send file to server using FormData and XMLHttpRequest
33 xhr = new XMLHttpRequest();
34 xhr.onload = function(event) {
35 checkMPSubmission(JSON.parse(event.target.responseText),
36 [{ name: "hello", value: "world"},
37 { name: "myfile",
38 value: contents,
39 fileName: file.name || "blob",
40 contentType: file.type || "application/octet-stream" }]);
41 testHasRun();
42 }
43 xhr.open("POST", "../../html/content/test/form_submit_server.sjs");
44 var fd = new FormData;
45 fd.append("hello", "world");
46 fd.append("myfile", file);
47 xhr.send(fd);
48 expectedTestCount++;
49
50 // Send file to server using plain XMLHttpRequest
51 var xhr = new XMLHttpRequest;
52 xhr.open("POST", "file_XHRSendData.sjs");
53 xhr.onload = function (event) {
54 is(event.target.getResponseHeader("Result-Content-Type"),
55 file.type ? file.type : null,
56 "request content-type in XMLHttpRequest send of " + test);
57 is(event.target.getResponseHeader("Result-Content-Length"),
58 file.size,
59 "request content-length in XMLHttpRequest send of " + test);
60 };
61 xhr.addEventListener("load",
62 getXHRLoadHandler(contents, contents.length, true,
63 "XMLHttpRequest send of " + test),
64 false);
65 xhr.overrideMimeType('text/plain; charset=x-user-defined');
66 xhr.send(file);
67 expectedTestCount++;
68 }
69
70 function getFileReaderLoadHandler(expectedResult, expectedLength, testName) {
71 return function (event) {
72 is(event.target.readyState, FileReader.DONE,
73 "[FileReader] readyState in test " + testName);
74 is(event.target.error, null,
75 "[FileReader] no error in test " + testName);
76 // Do not use |is(event.target.result, expectedResult, "...");| that may output raw binary data.
77 is(event.target.result.length, expectedResult.length,
78 "[FileReader] Length of result in test " + testName);
79 ok(event.target.result == expectedResult,
80 "[FileReader] Content of result in test " + testName);
81 is(event.lengthComputable, true,
82 "[FileReader] lengthComputable in test " + testName);
83 is(event.loaded, expectedLength,
84 "[FileReader] Loaded length in test " + testName);
85 is(event.total, expectedLength,
86 "[FileReader] Total length in test " + testName);
87 testHasRun();
88 }
89 }
90
91 function getXHRLoadHandler(expectedResult, expectedLength, statusWorking, testName) {
92 return function (event) {
93 is(event.target.readyState, 4,
94 "[XHR] readyState in test " + testName);
95 if (statusWorking) {
96 is(event.target.status, 200,
97 "[XHR] no error in test " + testName);
98 }
99 else {
100 todo_is(event.target.status, 200,
101 "[XHR] no error in test " + testName);
102 }
103 // Do not use |is(convertXHRBinary(event.target.responseText), expectedResult, "...");| that may output raw binary data.
104 var convertedData = convertXHRBinary(event.target.responseText);
105 is(convertedData.length, expectedResult.length,
106 "[XHR] Length of result in test " + testName);
107 ok(convertedData == expectedResult,
108 "[XHR] Content of result in test " + testName);
109 is(event.lengthComputable, true,
110 "[XHR] lengthComputable in test " + testName);
111 is(event.loaded, expectedLength,
112 "[XHR] Loaded length in test " + testName);
113 is(event.total, expectedLength,
114 "[XHR] Total length in test " + testName);
115
116 testHasRun();
117 }
118 }
119
120 function convertXHRBinary(s) {
121 var res = "";
122 for (var i = 0; i < s.length; ++i) {
123 res += String.fromCharCode(s.charCodeAt(i) & 255);
124 }
125 return res;
126 }
127
128 function testHasRun() {
129 //alert(testRanCounter);
130 ++testRanCounter;
131 if (testRanCounter == expectedTestCount) {
132 SimpleTest.finish();
133 }
134 }
135
136 function createFileWithData(fileData) {
137 var dirSvc = SpecialPowers.Cc["@mozilla.org/file/directory_service;1"].getService(SpecialPowers.Ci.nsIProperties);
138 var testFile = dirSvc.get("ProfD", SpecialPowers.Ci.nsIFile);
139 testFile.append("fileAPItestfile2-" + fileNum);
140 fileNum++;
141 var outStream = SpecialPowers.Cc["@mozilla.org/network/file-output-stream;1"].createInstance(SpecialPowers.Ci.nsIFileOutputStream);
142 outStream.init(testFile, 0x02 | 0x08 | 0x20, // write, create, truncate
143 0666, 0);
144 outStream.write(fileData, fileData.length);
145 outStream.close();
146
147 var fileList = document.getElementById('fileList');
148 SpecialPowers.wrap(fileList).value = testFile.path;
149
150 return fileList.files[0];
151 }
152
153 function gc() {
154 window.QueryInterface(SpecialPowers.Ci.nsIInterfaceRequestor)
155 .getInterface(SpecialPowers.Ci.nsIDOMWindowUtils)
156 .garbageCollect();
157 }
158
159 function checkMPSubmission(sub, expected) {
160 function getPropCount(o) {
161 var x, l = 0;
162 for (x in o) ++l;
163 return l;
164 }
165
166 is(sub.length, expected.length,
167 "Correct number of items");
168 var i;
169 for (i = 0; i < expected.length; ++i) {
170 if (!("fileName" in expected[i])) {
171 is(sub[i].headers["Content-Disposition"],
172 "form-data; name=\"" + expected[i].name + "\"",
173 "Correct name (A)");
174 is (getPropCount(sub[i].headers), 1,
175 "Wrong number of headers (A)");
176 }
177 else {
178 is(sub[i].headers["Content-Disposition"],
179 "form-data; name=\"" + expected[i].name + "\"; filename=\"" +
180 expected[i].fileName + "\"",
181 "Correct name (B)");
182 is(sub[i].headers["Content-Type"],
183 expected[i].contentType,
184 "Correct content type (B)");
185 is (getPropCount(sub[i].headers), 2,
186 "Wrong number of headers (B)");
187 }
188 // Do not use |is(sub[i].body, expected[i].value, "...");| that may output raw binary data.
189 is(sub[i].body.length, expected[i].value.length,
190 "Length of correct value");
191 ok(sub[i].body == expected[i].value,
192 "Content of correct value");
193 }
194 }
195
196 function testSlice(file, size, type, contents, fileType) {
197 is(file.type, type, fileType + " file is correct type");
198 is(file.size, size, fileType + " file is correct size");
199 ok(file instanceof File, fileType + " file is a File");
200 ok(file instanceof Blob, fileType + " file is also a Blob");
201
202 var slice = file.slice(0, size);
203 ok(slice instanceof Blob, fileType + " fullsize slice is a Blob");
204 ok(!(slice instanceof File), fileType + " fullsize slice is not a File");
205
206 slice = file.slice(0, 1234);
207 ok(slice instanceof Blob, fileType + " sized slice is a Blob");
208 ok(!(slice instanceof File), fileType + " sized slice is not a File");
209
210 slice = file.slice(0, size, "foo/bar");
211 is(slice.type, "foo/bar", fileType + " fullsize slice foo/bar type");
212
213 slice = file.slice(0, 5432, "foo/bar");
214 is(slice.type, "foo/bar", fileType + " sized slice foo/bar type");
215
216 is(slice.slice(0, 10).type, "", fileType + " slice-slice type");
217 is(slice.slice(0, 10).size, 10, fileType + " slice-slice size");
218 is(slice.slice(0, 10, "hello/world").type, "hello/world", fileType + " slice-slice hello/world type");
219 is(slice.slice(0, 10, "hello/world").size, 10, fileType + " slice-slice hello/world size");
220
221 // Start, end, expected size
222 var indexes = [[0, size, size],
223 [0, 1234, 1234],
224 [size-500, size, 500],
225 [size-500, size+500, 500],
226 [size+500, size+1500, 0],
227 [0, 0, 0],
228 [1000, 1000, 0],
229 [size, size, 0],
230 [undefined, undefined, size],
231 [0, undefined, size],
232 [100, undefined, size-100],
233 [-100, undefined, 100],
234 [100, -100, size-200],
235 [-size-100, undefined, size],
236 [-2*size-100, 500, 500],
237 [0, -size-100, 0],
238 [100, -size-100, 0],
239 [50, -size+100, 50],
240 [0, 33000, 33000],
241 [1000, 34000, 33000],
242 ];
243
244 for (var i = 0; i < indexes.length; ++i) {
245 var sliceContents;
246 var testName;
247 if (indexes[i][0] == undefined) {
248 slice = file.slice();
249 sliceContents = contents.slice();
250 testName = fileType + " slice()";
251 }
252 else if (indexes[i][1] == undefined) {
253 slice = file.slice(indexes[i][0]);
254 sliceContents = contents.slice(indexes[i][0]);
255 testName = fileType + " slice(" + indexes[i][0] + ")";
256 }
257 else {
258 slice = file.slice(indexes[i][0], indexes[i][1]);
259 sliceContents = contents.slice(indexes[i][0], indexes[i][1]);
260 testName = fileType + " slice(" + indexes[i][0] + ", " + indexes[i][1] + ")";
261 }
262 is(slice.type, "", testName + " type");
263 is(slice.size, indexes[i][2], testName + " size");
264 is(sliceContents.length, indexes[i][2], testName + " data size");
265 testFile(slice, sliceContents, testName);
266 }
267
268 // Slice of slice
269 var slice = file.slice(0, 40000);
270 testFile(slice.slice(5000, 42000), contents.slice(5000, 40000), "file slice slice");
271
272 // ...of slice of slice
273 slice = slice.slice(5000, 42000).slice(400, 700);
274 SpecialPowers.gc();
275 testFile(slice, contents.slice(5400, 5700), "file slice slice slice");
276 }
277

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