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comparison: services/sync/tests/unit/test_utils_deepEquals.js
services/sync/tests/unit/test_utils_deepEquals.js
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:5a61cd400b4a |
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| 1 _("Make sure Utils.deepEquals correctly finds items that are deeply equal"); | |
| 2 Cu.import("resource://services-sync/util.js"); | |
| 3 | |
| 4 function run_test() { | |
| 5 let data = '[NaN, undefined, null, true, false, Infinity, 0, 1, "a", "b", {a: 1}, {a: "a"}, [{a: 1}], [{a: true}], {a: 1, b: 2}, [1, 2], [1, 2, 3]]'; | |
| 6 _("Generating two copies of data:", data); | |
| 7 let d1 = eval(data); | |
| 8 let d2 = eval(data); | |
| 9 | |
| 10 d1.forEach(function(a) { | |
| 11 _("Testing", a, typeof a, JSON.stringify([a])); | |
| 12 let numMatch = 0; | |
| 13 | |
| 14 d2.forEach(function(b) { | |
| 15 if (Utils.deepEquals(a, b)) { | |
| 16 numMatch++; | |
| 17 _("Found a match", b, typeof b, JSON.stringify([b])); | |
| 18 } | |
| 19 }); | |
| 20 | |
| 21 let expect = 1; | |
| 22 if (isNaN(a) && typeof a == "number") { | |
| 23 expect = 0; | |
| 24 _("Checking NaN should result in no matches"); | |
| 25 } | |
| 26 | |
| 27 _("Making sure we found the correct # match:", expect); | |
| 28 _("Actual matches:", numMatch); | |
| 29 do_check_eq(numMatch, expect); | |
| 30 }); | |
| 31 | |
| 32 _("Make sure adding undefined properties doesn't affect equalness"); | |
| 33 let a = {}; | |
| 34 let b = { a: undefined }; | |
| 35 do_check_true(Utils.deepEquals(a, b)); | |
| 36 a.b = 5; | |
| 37 do_check_false(Utils.deepEquals(a, b)); | |
| 38 b.b = 5; | |
| 39 do_check_true(Utils.deepEquals(a, b)); | |
| 40 a.c = undefined; | |
| 41 do_check_true(Utils.deepEquals(a, b)); | |
| 42 b.d = undefined; | |
| 43 do_check_true(Utils.deepEquals(a, b)); | |
| 44 } |
