Update README; use empty string as default

README.md

@@ -154,6 +154,11 @@ jobs:
     # Allows you to generate reports for Actions Summary
     # https://github.blog/2022-05-09-supercharging-github-actions-with-job-summaries/
     use-actions-summary: 'true'
+    
+    # Optionally specify a title (Heading level 1) for the report. Leading and trailing whitespace are ignored.
+    # This is useful for separating your test report from other sections in the build summary.
+    # If omitted or set to whitespace/empty, no title will be printed.
+    report-title: ''
 
     # Customize the title of badges shown for each Actions Summary.
     # Useful when distinguish summaries for tests ran in multiple Actions steps.
@@ -345,7 +350,7 @@ Support for Swift test results in xUnit format is experimental - should work but
 
 Unfortunately, there are some known issues and limitations caused by GitHub API:
 
-- Test report (i.e. Check Run summary) is markdown text. No custom styling or HTML is possible.
+- Test report (i.e. build summary) is Markdown text. No custom styling or HTML is possible.
 - Maximum report size is 65535 bytes. Input parameters `list-suites` and `list-tests` will be automatically adjusted if max size is exceeded.
 - Test report can't reference any additional files (e.g. screenshots). You can use `actions/upload-artifact@v4` to upload them and inspect them manually.
 - Check Runs are created for specific commit SHA. It's not possible to specify under which workflow test report should belong if more

__tests__/java-junit.test.ts

@@ -13,7 +13,8 @@ describe('java-junit tests', () => {
     baseUrl: '',
     onlySummary: false,
     useActionsSummary: true,
-    badgeTitle: 'tests'
+    badgeTitle: 'tests',
+    reportTitle: ''
   }
 
   it('produces empty test run result when there are no test cases', async () => {

src/report/get-report.ts

@@ -15,7 +15,7 @@ export interface ReportOptions {
   onlySummary: boolean
   useActionsSummary: boolean
   badgeTitle: string
-  reportTitle?: string
+  reportTitle: string
 }
 
 const defaultOptions: ReportOptions = {
@@ -24,7 +24,8 @@ const defaultOptions: ReportOptions = {
   baseUrl: '',
   onlySummary: false,
   useActionsSummary: true,
-  badgeTitle: 'tests'
+  badgeTitle: 'tests',
+  reportTitle: ''
 }
 
 export function getReport(results: TestRunResult[], options: ReportOptions = defaultOptions): string {
@@ -103,9 +104,8 @@ function getByteLength(text: string): number {
 function renderReport(results: TestRunResult[], options: ReportOptions): string[] {
   const sections: string[] = []
 
-  const {reportTitle} = options
-  // Suppress the report title for empty string or whitespace
-  if (reportTitle && reportTitle.trim()) {
+  const reportTitle: string = options.reportTitle.trim()
+  if (reportTitle) {
     sections.push(`# ${reportTitle}`)
   }