The Tor Browser: modules/libmar/tests/unit/head_libmar.js.in@b8a032363ba2 (annotated)

modules/libmar/tests/unit/head_libmar.js.in@b8a032363ba2 (annotated)

modules/libmar/tests/unit/head_libmar.js.in

Thu, 22 Jan 2015 13:21:57 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Thu, 22 Jan 2015 13:21:57 +0100
branch: TOR_BUG_9701
changeset 15: b8a032363ba2
permissions: -rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

 /* Any copyright is dedicated to the Public Domain.
    http://creativecommons.org/publicdomain/zero/1.0/ */
 const BIN_SUFFIX = "@BIN_SUFFIX@";
 const Cc = Components.classes;
 const Ci = Components.interfaces;
 #ifdef XP_WIN
   let refMARPrefix = "win_";
 #else
   let refMARPrefix = "";
 #endif
 let tempDir = do_get_tempdir();
 /**
  * Compares binary data of 2 arrays and throws if they aren't the same.
  * Throws on mismatch, does nothing on match.
  *
  * @param arr1 The first array to compare
  * @param arr2 The second array to compare
 */
 function compareBinaryData(arr1, arr2) {
   do_check_eq(arr1.length, arr2.length);
   for (let i = 0; i < arr1.length; i++) {
     if (arr1[i] != arr2[i]) {
       throw "Data differs at index " + i +
             ", arr1: " + arr1[i] + ", arr2: " + arr2[i];
     }
   }
 }
 /**
  * Reads a file's data and returns it
  *
  * @param file The file to read the data from
  * @return a byte array for the data in the file.
 */
 function getBinaryFileData(file) {
   let fileStream = Cc["@mozilla.org/network/file-input-stream;1"].
                    createInstance(Ci.nsIFileInputStream);
   // Open as RD_ONLY with default permissions.
   fileStream.init(file, -1, -1, null);
   // Check the returned size versus the expected size.
   let stream = Cc["@mozilla.org/binaryinputstream;1"].
                createInstance(Ci.nsIBinaryInputStream);
   stream.setInputStream(fileStream);
   let bytes = stream.readByteArray(stream.available());
   fileStream.close();
   return bytes;
 }
 /**
  * Runs each method in the passed in object
  * Every method of the passed in object that starts with test_ will be ran
  * The cleanup_per_test method of the object will be run right away, it will be
  * registered to be the cleanup function, and it will be run between each test.
  *
  * @return The number of tests ran
 */
 function run_tests(obj) {
   let cleanup_per_test = obj.cleanup_per_test;
   if (cleanup_per_test === undefined) {
     cleanup_per_test = function() {};
   }
   do_register_cleanup(cleanup_per_test);
   // Make sure there's nothing left over from a preious failed test
   cleanup_per_test();
   let ranCount = 0;
   // hasOwnProperty ensures we only see direct properties and not all
   for (let f in obj) {
     if (typeof obj[f] === "function" &&
         obj.hasOwnProperty(f) &&
         f.toString().indexOf("test_") === 0) {
       obj[f]();
       cleanup_per_test();
       ranCount++;
     }
   }
   return ranCount;
 }
 /**
  * Creates a MAR file with the content of files.
  *
  * @param outMAR  The file where the MAR should be created to
  * @param dataDir The directory where the relative file paths exist
  * @param files   The relative file paths of the files to include in the MAR
 */
 function createMAR(outMAR, dataDir, files) {
   // You cannot create an empy MAR.
   do_check_true(files.length > 0);
   // Get an nsIProcess to the signmar binary.
   let process = Cc["@mozilla.org/process/util;1"].
                 createInstance(Ci.nsIProcess);
   let signmarBin = do_get_file("signmar" + BIN_SUFFIX);
   // Make sure the signmar binary exists and is an executable.
   do_check_true(signmarBin.exists());
   do_check_true(signmarBin.isExecutable());
   // Ensure on non Windows platforms we encode the same permissions
   // as the refernence MARs contain.  On Windows this is also safe.
   // The reference MAR files have permissions of 0664, so in case
   // someone is running these tests locally with another permission
   // (perhaps 0777), make sure that we encode them as 0664.
   for (filePath of files) {
     let f = dataDir.clone();
     f.append(filePath);
     f.permissions = 0664;
   }
   // Setup the command line arguments to create the MAR.
   let args = ["-C", dataDir.path, "-H", "\@MAR_CHANNEL_ID\@",
               "-V", "13.0a1", "-c", outMAR.path];
   args = args.concat(files);
   do_print('Running: ' + signmarBin.path);
   process.init(signmarBin);
   process.run(true, args, args.length);
   // Verify signmar returned 0 for success.
   do_check_eq(process.exitValue, 0);
   // Verify the out MAR file actually exists.
   do_check_true(outMAR.exists());
 }
 /**
  * Extracts a MAR file to the specified output directory.
  *
  * @param mar     The MAR file that should be matched
  * @param dataDir The directory to extract to
 */
 function extractMAR(mar, dataDir) {
   // Get an nsIProcess to the signmar binary.
   let process = Cc["@mozilla.org/process/util;1"].
                 createInstance(Ci.nsIProcess);
   let signmarBin = do_get_file("signmar" + BIN_SUFFIX);
   // Make sure the signmar binary exists and is an executable.
   do_check_true(signmarBin.exists());
   do_check_true(signmarBin.isExecutable());
   // Setup the command line arguments to create the MAR.
   let args = ["-C", dataDir.path, "-x", mar.path];
   do_print('Running: ' + signmarBin.path);
   process.init(signmarBin);
   process.run(true, args, args.length);
   // Verify signmar returned 0 for success.
   do_check_eq(process.exitValue, 0);
 }

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modules/libmar/tests/unit/head_libmar.js.in@b8a032363ba2 (annotated)

modules/libmar/tests/unit/head_libmar.js.in