Update output messages for rerun tests and add JSON output path check

Author: lukaszcl

tools/flakeguard/cmd/run.go

@@ -159,7 +159,7 @@ var RunTestsCmd = &cobra.Command{
 				os.Exit(ErrorExitCode)
 			}
 
-			fmt.Printf("\nAll Rerun Tests:\n")
+			fmt.Printf("\nAll Tests That Were Rerun:\n")
 			reports.PrintTestResultsTable(os.Stdout, rerunReport.Results, false, false)
 			fmt.Println()
 
@@ -178,7 +178,7 @@ var RunTestsCmd = &cobra.Command{
 			})
 
 			if len(failedAfterRerun) > 0 {
-				fmt.Printf("\nTests That Failed All %d Reruns:\n", rerunFailedCount)
+				fmt.Printf("\nTests That Have 0 Success Runs:\n")
 				reports.PrintTestResultsTable(os.Stdout, failedAfterRerun, false, false)
 				fmt.Println()
 

tools/flakeguard/reports/data.go

@@ -48,6 +48,12 @@ func (testReport *TestReport) SaveToFile(outputPath string) error {
 }
 
 func (tr *TestReport) PrintGotestsumOutput(format string) error {
+	if len(tr.JSONOutputPaths) == 0 {
+		fmt.Printf("No JSON output paths found in test report\n")
+		return nil
+	}
+
+	fmt.Println("---------------------")
 	for _, path := range tr.JSONOutputPaths {
 		cmdStr := fmt.Sprintf("cat %q | gotestsum --raw-command --format %q -- cat", path, format)
 		cmd := exec.Command("bash", "-c", cmdStr)