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comparison: services/common/tests/unit/test_utils_stackTrace.js
services/common/tests/unit/test_utils_stackTrace.js
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:89e5d24740e0 |
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| 1 /* Any copyright is dedicated to the Public Domain. | |
| 2 * http://creativecommons.org/publicdomain/zero/1.0/ */ | |
| 3 | |
| 4 _("Define some functions in well defined line positions for the test"); | |
| 5 function foo(v) bar(v + 1); // line 2 | |
| 6 function bar(v) baz(v + 1); // line 3 | |
| 7 function baz(v) { throw new Error(v + 1); } // line 4 | |
| 8 | |
| 9 _("Make sure lazy constructor calling/assignment works"); | |
| 10 Cu.import("resource://services-common/utils.js"); | |
| 11 | |
| 12 function run_test() { | |
| 13 _("Make sure functions, arguments, files are pretty printed in the trace"); | |
| 14 let trace = ""; | |
| 15 try { | |
| 16 foo(0); | |
| 17 } | |
| 18 catch(ex) { | |
| 19 trace = CommonUtils.stackTrace(ex); | |
| 20 } | |
| 21 _("Got trace:", trace); | |
| 22 do_check_neq(trace, ""); | |
| 23 | |
| 24 let bazPos = trace.indexOf("baz@test_utils_stackTrace.js:7"); | |
| 25 let barPos = trace.indexOf("bar@test_utils_stackTrace.js:6"); | |
| 26 let fooPos = trace.indexOf("foo@test_utils_stackTrace.js:5"); | |
| 27 _("String positions:", bazPos, barPos, fooPos); | |
| 28 | |
| 29 _("Make sure the desired messages show up"); | |
| 30 do_check_true(bazPos >= 0); | |
| 31 do_check_true(barPos > bazPos); | |
| 32 do_check_true(fooPos > barPos); | |
| 33 } |
