The Tor Browser: addon-sdk/source/test/test-file.js@6474c204b198 (annotated)

addon-sdk/source/test/test-file.js@6474c204b198 (annotated)

addon-sdk/source/test/test-file.js

Wed, 31 Dec 2014 06:09:35 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Wed, 31 Dec 2014 06:09:35 +0100
changeset 0: 6474c204b198
permissions: -rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 "use strict";
 const { pathFor } = require('sdk/system');
 const file = require("sdk/io/file");
 const url = require("sdk/url");
 const byteStreams = require("sdk/io/byte-streams");
 const textStreams = require("sdk/io/text-streams");
 const ERRORS = {
   FILE_NOT_FOUND: /^path does not exist: .+$/,
   NOT_A_DIRECTORY: /^path is not a directory: .+$/,
   NOT_A_FILE: /^path is not a file: .+$/,
 };
 // Use profile directory to list / read / write files.
 const profilePath = pathFor('ProfD');
 const fileNameInProfile = 'compatibility.ini';
 const dirNameInProfile = 'extensions';
 const filePathInProfile = file.join(profilePath, fileNameInProfile);
 const dirPathInProfile = file.join(profilePath, dirNameInProfile);
 exports.testDirName = function(assert) {
   assert.equal(file.dirname(dirPathInProfile), profilePath,
                    "file.dirname() of dir should return parent dir");
   assert.equal(file.dirname(filePathInProfile), profilePath,
                    "file.dirname() of file should return its dir");
   let dir = profilePath;
   while (dir)
     dir = file.dirname(dir);
   assert.equal(dir, "",
                    "dirname should return empty string when dir has no parent");
 };
 exports.testBasename = function(assert) {
   // Get the top-most path -- the path with no basename.  E.g., on Unix-like
   // systems this will be /.  We'll use it below to build up some test paths.
   // We have to go to this trouble because file.join() needs a legal path as a
   // base case; join("foo", "bar") doesn't work unfortunately.
   let topPath = profilePath;
   let parentPath = file.dirname(topPath);
   while (parentPath) {
     topPath = parentPath;
     parentPath = file.dirname(topPath);
   }
   let path = topPath;
   assert.equal(file.basename(path), "",
                    "basename should work on paths with no components");
   path = file.join(path, "foo");
   assert.equal(file.basename(path), "foo",
                    "basename should work on paths with a single component");
   path = file.join(path, "bar");
   assert.equal(file.basename(path), "bar",
                    "basename should work on paths with multiple components");
 };
 exports.testList = function(assert) {
   let list = file.list(profilePath);
   let found = [ true for each (name in list)
                     if (name === fileNameInProfile) ];
   if (found.length > 1)
     assert.fail("a dir can't contain two files of the same name!");
   assert.equal(found[0], true, "file.list() should work");
   assert.throws(function() {
     file.list(filePathInProfile);
   }, ERRORS.NOT_A_DIRECTORY, "file.list() on non-dir should raise error");
   assert.throws(function() {
     file.list(file.join(dirPathInProfile, "does-not-exist"));
   }, ERRORS.FILE_NOT_FOUND, "file.list() on nonexistent should raise error");
 };
 exports.testRead = function(assert) {
   let contents = file.read(filePathInProfile);
   assert.ok(/Compatibility/.test(contents),
                      "file.read() should work");
   assert.throws(function() {
     file.read(file.join(dirPathInProfile, "does-not-exists"));
   }, ERRORS.FILE_NOT_FOUND, "file.read() on nonexistent file should throw");
   assert.throws(function() {
     file.read(dirPathInProfile);
   }, ERRORS.NOT_A_FILE, "file.read() on dir should throw");
 };
 exports.testJoin = function(assert) {
   let baseDir = file.dirname(filePathInProfile);
   assert.equal(file.join(baseDir, fileNameInProfile),
                    filePathInProfile, "file.join() should work");
 };
 exports.testOpenNonexistentForRead = function (assert) {
   var filename = file.join(profilePath, 'does-not-exists');
   assert.throws(function() {
     file.open(filename);
   }, ERRORS.FILE_NOT_FOUND, "file.open() on nonexistent file should throw");
   assert.throws(function() {
     file.open(filename, "r");
   }, ERRORS.FILE_NOT_FOUND, "file.open('r') on nonexistent file should throw");
   assert.throws(function() {
     file.open(filename, "zz");
   }, ERRORS.FILE_NOT_FOUND, "file.open('zz') on nonexistent file should throw");
 };
 exports.testOpenNonexistentForWrite = function (assert) {
   let filename = file.join(profilePath, 'open.txt');
   let stream = file.open(filename, "w");
   stream.close();
   assert.ok(file.exists(filename),
               "file.exists() should return true after file.open('w')");
   file.remove(filename);
   assert.ok(!file.exists(filename),
               "file.exists() should return false after file.remove()");
   stream = file.open(filename, "rw");
   stream.close();
   assert.ok(file.exists(filename),
               "file.exists() should return true after file.open('rw')");
   file.remove(filename);
   assert.ok(!file.exists(filename),
               "file.exists() should return false after file.remove()");
 };
 exports.testOpenDirectory = function (assert) {
   let dir = dirPathInProfile;
   assert.throws(function() {
     file.open(dir);
   }, ERRORS.NOT_A_FILE, "file.open() on directory should throw");
   assert.throws(function() {
     file.open(dir, "w");
   }, ERRORS.NOT_A_FILE, "file.open('w') on directory should throw");
 };
 exports.testOpenTypes = function (assert) {
   let filename = file.join(profilePath, 'open-types.txt');
   // Do the opens first to create the data file.
   var stream = file.open(filename, "w");
   assert.ok(stream instanceof textStreams.TextWriter,
               "open(w) should return a TextWriter");
   stream.close();
   stream = file.open(filename, "wb");
   assert.ok(stream instanceof byteStreams.ByteWriter,
               "open(wb) should return a ByteWriter");
   stream.close();
   stream = file.open(filename);
   assert.ok(stream instanceof textStreams.TextReader,
               "open() should return a TextReader");
   stream.close();
   stream = file.open(filename, "r");
   assert.ok(stream instanceof textStreams.TextReader,
               "open(r) should return a TextReader");
   stream.close();
   stream = file.open(filename, "b");
   assert.ok(stream instanceof byteStreams.ByteReader,
               "open(b) should return a ByteReader");
   stream.close();
   stream = file.open(filename, "rb");
   assert.ok(stream instanceof byteStreams.ByteReader,
               "open(rb) should return a ByteReader");
   stream.close();
   file.remove(filename);
 };
 exports.testMkpathRmdir = function (assert) {
   let basePath = profilePath;
   let dirs = [];
   for (let i = 0; i < 3; i++)
     dirs.push("test-file-dir");
   let paths = [];
   for (let i = 0; i < dirs.length; i++) {
     let args = [basePath].concat(dirs.slice(0, i + 1));
     paths.unshift(file.join.apply(null, args));
   }
   for (let i = 0; i < paths.length; i++) {
     assert.ok(!file.exists(paths[i]),
                 "Sanity check: path should not exist: " + paths[i]);
   }
   file.mkpath(paths[0]);
   assert.ok(file.exists(paths[0]), "mkpath should create path: " + paths[0]);
   for (let i = 0; i < paths.length; i++) {
     file.rmdir(paths[i]);
     assert.ok(!file.exists(paths[i]),
                 "rmdir should remove path: " + paths[i]);
   }
 };
 exports.testMkpathTwice = function (assert) {
   let dir = profilePath;
   let path = file.join(dir, "test-file-dir");
   assert.ok(!file.exists(path),
               "Sanity check: path should not exist: " + path);
   file.mkpath(path);
   assert.ok(file.exists(path), "mkpath should create path: " + path);
   file.mkpath(path);
   assert.ok(file.exists(path),
               "After second mkpath, path should still exist: " + path);
   file.rmdir(path);
   assert.ok(!file.exists(path), "rmdir should remove path: " + path);
 };
 exports.testMkpathExistingNondirectory = function (assert) {
   var fname = file.join(profilePath, 'conflict.txt');
   file.open(fname, "w").close();
   assert.ok(file.exists(fname), "File should exist");
   assert.throws(function() file.mkpath(fname),
                     /^The path already exists and is not a directory: .+$/,
                     "mkpath on file should raise error");
   file.remove(fname);
 };
 exports.testRmdirNondirectory = function (assert) {
   var fname = file.join(profilePath, 'not-a-dir')
   file.open(fname, "w").close();
   assert.ok(file.exists(fname), "File should exist");
   assert.throws(function() {
     file.rmdir(fname);
   }, ERRORS.NOT_A_DIRECTORY, "rmdir on file should raise error");
   file.remove(fname);
   assert.ok(!file.exists(fname), "File should not exist");
   assert.throws(function () file.rmdir(fname),
                     ERRORS.FILE_NOT_FOUND,
                     "rmdir on non-existing file should raise error");
 };
 exports.testRmdirNonempty = function (assert) {
   let dir = profilePath;
   let path = file.join(dir, "test-file-dir");
   assert.ok(!file.exists(path),
               "Sanity check: path should not exist: " + path);
   file.mkpath(path);
   let filePath = file.join(path, "file");
   file.open(filePath, "w").close();
   assert.ok(file.exists(filePath),
               "Sanity check: path should exist: " + filePath);
   assert.throws(function () file.rmdir(path),
                     /^The directory is not empty: .+$/,
                     "rmdir on non-empty directory should raise error");
   file.remove(filePath);
   file.rmdir(path);
   assert.ok(!file.exists(path), "Path should not exist");
 };
 require('sdk/test').run(exports);