The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/services/sync/tests/unit/test_utils_deferGetSet.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,45 @@
     1.4 +_("Make sure various combinations of deferGetSet arguments correctly defer getting/setting properties to another object");
     1.5 +Cu.import("resource://services-sync/util.js");
     1.6 +
     1.7 +function run_test() {
     1.8 +  let base = function() {};
     1.9 +  base.prototype = {
    1.10 +    dst: {},
    1.11 +
    1.12 +    get a() "a",
    1.13 +    set b(val) this.dst.b = val + "!!!"
    1.14 +  };
    1.15 +  let src = new base();
    1.16 +
    1.17 +  _("get/set a single property");
    1.18 +  Utils.deferGetSet(base, "dst", "foo");
    1.19 +  src.foo = "bar";
    1.20 +  do_check_eq(src.dst.foo, "bar");
    1.21 +  do_check_eq(src.foo, "bar");
    1.22 +
    1.23 +  _("editing the target also updates the source");
    1.24 +  src.dst.foo = "baz";
    1.25 +  do_check_eq(src.dst.foo, "baz");
    1.26 +  do_check_eq(src.foo, "baz");
    1.27 +
    1.28 +  _("handle multiple properties");
    1.29 +  Utils.deferGetSet(base, "dst", ["p1", "p2"]);
    1.30 +  src.p1 = "v1";
    1.31 +  src.p2 = "v2";
    1.32 +  do_check_eq(src.p1, "v1");
    1.33 +  do_check_eq(src.dst.p1, "v1");
    1.34 +  do_check_eq(src.p2, "v2");
    1.35 +  do_check_eq(src.dst.p2, "v2");
    1.36 +
    1.37 +  _("make sure existing getter keeps its functionality");
    1.38 +  Utils.deferGetSet(base, "dst", "a");
    1.39 +  src.a = "not a";
    1.40 +  do_check_eq(src.dst.a, "not a");
    1.41 +  do_check_eq(src.a, "a");
    1.42 +
    1.43 +  _("make sure existing setter keeps its functionality");
    1.44 +  Utils.deferGetSet(base, "dst", "b");
    1.45 +  src.b = "b";
    1.46 +  do_check_eq(src.dst.b, "b!!!");
    1.47 +  do_check_eq(src.b, "b!!!");
    1.48 +}