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-rw-r--r--services/sync/tests/unit/test_utils_makeGUID.js44
1 files changed, 44 insertions, 0 deletions
diff --git a/services/sync/tests/unit/test_utils_makeGUID.js b/services/sync/tests/unit/test_utils_makeGUID.js
new file mode 100644
index 0000000000..dbd0aacbdc
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+++ b/services/sync/tests/unit/test_utils_makeGUID.js
@@ -0,0 +1,44 @@
+const base64url =
+ "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-_";
+
+function run_test() {
+ _("Make sure makeGUID makes guids of the right length/characters");
+ _("Create a bunch of guids to make sure they don't conflict");
+ let guids = [];
+ for (let i = 0; i < 1000; i++) {
+ let newGuid = Utils.makeGUID();
+ _("Generated " + newGuid);
+
+ // Verify that the GUID's length is correct, even when it's URL encoded.
+ Assert.equal(newGuid.length, 12);
+ Assert.equal(encodeURIComponent(newGuid).length, 12);
+
+ // Verify that the GUID only contains base64url characters
+ Assert.ok(
+ Array.prototype.every.call(newGuid, function(chr) {
+ return base64url.includes(chr);
+ })
+ );
+
+ // Verify that Utils.checkGUID() correctly identifies them as valid.
+ Assert.ok(Utils.checkGUID(newGuid));
+
+ // Verify uniqueness within our sample of 1000. This could cause random
+ // failures, but they should be extremely rare. Otherwise we'd have a
+ // problem with GUID collisions.
+ Assert.ok(
+ guids.every(function(g) {
+ return g != newGuid;
+ })
+ );
+ guids.push(newGuid);
+ }
+
+ _("Make sure checkGUID fails for invalid GUIDs");
+ Assert.ok(!Utils.checkGUID(undefined));
+ Assert.ok(!Utils.checkGUID(null));
+ Assert.ok(!Utils.checkGUID(""));
+ Assert.ok(!Utils.checkGUID("blergh"));
+ Assert.ok(!Utils.checkGUID("ThisGUIDisWayTooLong"));
+ Assert.ok(!Utils.checkGUID("Invalid!!!!!"));
+}