| description('This test makes sure the exception stack has line number information.'); |
| |
| // Test error.stack: |
| function foo() { // line 4 |
| try { |
| doError(); // line 6 |
| } catch(err) { |
| temp = err.stack; |
| } |
| } |
| foo(); // line 11 |
| |
| // The stack trace contains the full path to the file. We need to trim it to |
| // only the part below LayoutTest so that the test results are consistent |
| // regardless of which server it is served from. |
| // |
| // String.match() generates an array of matches. We'll just convert all the |
| // elements back into a comma separated string by simply stringifying the |
| // array. This makes it easier to compare the resultant stack trace info. |
| |
| result = String(temp.match(/LayoutTests\/[^:]+\:[0-9]+/g)); |
| |
| shouldBe("result", '"LayoutTests/fast/js/script-tests/exception-line-number.js:6,LayoutTests/fast/js/script-tests/exception-line-number.js:11"'); |
| |
| |
| // Test window.onerror: |
| |
| window.onerror = function(msg, url, line) { |
| url = String(url.match(/LayoutTests\/[^:]+/g)); |
| result = url + ':' + line; |
| shouldBe("result", '"LayoutTests/fast/js/script-tests/exception-line-number.js:36"'); |
| return true; // We handled it. |
| } |
| |
| this.err = Error(12, "line number test"); |
| throw this.err; // Line 36. |
