now writing each TestSuite to a separate file

cmd/go2junit/go2junit.go

@@ -6,6 +6,7 @@ import (
 	"encoding/xml"
 	"fmt"
 	"os"
+	"path/filepath"
 )
 
 func main() {
@@ -64,21 +65,17 @@ func main() {
 	testsuites := Testsuites{}
 
 	if len(os.Args) != 2 {
-		fmt.Fprintf(os.Stderr, "Usage: go2junit <gotest.json>\n")
+		fmt.Fprintf(os.Stderr, "Usage: go2junit <outputdir>\n")
 		os.Exit(1)
 	}
-	filename := os.Args[1]
-	var file *os.File
-	if filename != "-" {
-		file2, err := os.Open(filename)
-		file = file2
+	path := os.Args[1]
+	path = filepath.Clean(path)
+	err := os.MkdirAll(path, 0755)
 	if err != nil {
 		panic(err)
 	}
-		defer file.Close()
-	} else {
-		file = os.Stdin
-	}
+
+	var file = os.Stdin
 
 	scanner := bufio.NewScanner(file)
 	lineno := 0
@@ -102,7 +99,7 @@ func main() {
 			testsuites.Test(item.Time, item.Package, item.Test)
 		case "output":
 			testsuites.Output(item.Time, item.Package, item.Test, item.Output)
-			fmt.Fprintf(os.Stderr, "%s", item.Output)
+			fmt.Printf("%s", item.Output)
 		case "pause":
 			testsuites.Output(item.Time, item.Package, item.Test, "PAUSED")
 		case "cont":
@@ -119,9 +116,22 @@ func main() {
 	}
 	testsuites.Complete()
 
-	xml, err := xml.MarshalIndent(testsuites, "", "  ")
+	for _, suite := range testsuites.Suites {
+		xml, err := xml.MarshalIndent(suite, "", "  ")
 		if err != nil {
 			panic(err)
 		}
-	fmt.Printf("%s", xml)
+		fname := path + "/" + suite.Name + ".xml"
+		dir := filepath.Dir(fname)
+		err = os.MkdirAll(dir, 0755)
+		if err != nil {
+			panic(err)
+		}
+		fmt.Fprintf(os.Stderr, "Writing %s\n", fname)
+		err = os.WriteFile(fname, xml, 0644)
+		if err != nil {
+			panic(err)
+		}
+	}
+
 }

cmd/go2junit/output.go

@@ -8,7 +8,7 @@ import (
 )
 
 type Testsuites struct {
-	XMLName xml.Name `xml:"testsuite"`
+	XMLName xml.Name `xml:"testsuites"`
 
 	Tests    int `xml:"tests,attr"`
 	Failures int `xml:"failures,attr"`