Bug 1844214 - detect crashes logged in the new format

The new format got added in bug 1631828 and puts the crash signature in front of
the test during whose execution the crash got recorded.

tests/ui/job-view/bugfiler_test.jsx

@@ -264,6 +264,38 @@ describe('BugFiler', () => {
     expect(displayed).toBeInTheDocument(expected);
   });
 
+  test('should extract crash signature', async () => {
+    const suggestions = [
+      {
+        bugs: {},
+        search_terms: [],
+        search:
+          'PROCESS-CRASH | application crashed [@ servo_arc::HeaderSlice<H,T>::slice] | dom/tests/mochitest/pointerlock/test_pointerlock-api.html',
+      },
+    ];
+
+    render(bugFilerComponentSuggestions(suggestions));
+    const signatureArea = await screen.getByDisplayValue(
+      '[@ servo_arc::HeaderSlice<H,T>::slice]',
+    );
+    expect(signatureArea).toBeInTheDocument();
+  });
+
+  test('crash signature field should be empty for non-crash issues', async () => {
+    const suggestions = [
+      {
+        bugs: {},
+        search_terms: [],
+        search:
+          'TEST-UNEXPECTED-FAIL | dom/tests/mochitest/webvr/test_webvr.html | this passed',
+      },
+    ];
+
+    render(bugFilerComponentSuggestions(suggestions));
+    const signatureArea = await screen.queryByDisplayValue('test_webvr.html');
+    expect(signatureArea).toBeNull();
+  });
+
   test('should set as security bug if summary contains initially a relevant search term', async () => {
     const suggestions = [
       {

ui/shared/BugFiler.jsx

@@ -34,7 +34,6 @@ import { notify } from '../job-view/redux/stores/notifications';
 import { classified } from '../glean/generated/pings.js';
 import { newFailureNewBug, newBug } from '../glean/generated/classification.js';
 
-const crashRegex = /application crashed \[@ (.+)\]$/g;
 const omittedLeads = [
   'TEST-UNEXPECTED-FAIL',
   'PROCESS-CRASH',
@@ -139,10 +138,7 @@ export class BugFilerClass extends React.Component {
       summaryString = summaryString.replace(re, '');
     }
 
-    const crash = suggestion.search.match(crashRegex);
-    const crashSignatures = crash
-      ? [crash[0].split('application crashed ')[1]]
-      : [];
+    const crashSignatures = this.getCrashSignatures(suggestion);
 
     const newFailure = suggestion.showNewButton;
     const keywords = [];
@@ -274,6 +270,12 @@ export class BugFilerClass extends React.Component {
     this.findProductByPath();
   }
 
+  getCrashSignatures(failureLine) {
+    const crashRegex = /application crashed \[@ (.+)\]/g;
+    const crash = failureLine.search.match(crashRegex);
+    return crash ? [crash[0].split('application crashed ')[1]] : [];
+  }
+
   getUnhelpfulSummaryReason(summary) {
     const { suggestion } = this.props;
     const searchTerms = suggestion.search_terms;
@@ -653,10 +655,7 @@ export class BugFilerClass extends React.Component {
       selectedProduct,
     } = this.state;
     const searchTerms = suggestion.search_terms;
-    const crash = summary.match(crashRegex);
-    const crashSignatures = crash
-      ? [crash[0].split('application crashed ')[1]]
-      : [];
+    const crashSignatures = this.getCrashSignatures(suggestion);
     const unhelpfulSummaryReason = this.getUnhelpfulSummaryReason(summary);
 
     return (