[parser] Move context tests into a separate file

v3/internal/parser/testdata/function_single_context/main.go

@@ -0,0 +1,46 @@
+package main
+
+import (
+	"context"
+	_ "embed"
+	"log"
+
+	"github.com/wailsapp/wails/v3/pkg/application"
+)
+
+// GreetService is great
+type GreetService struct {
+	SomeVariable int
+	lowerCase    string
+}
+
+// Greet someone
+func (*GreetService) Greet(name string) string {
+	return "Hello " + name
+}
+
+// Greet someone
+func (*GreetService) GreetWithContext(ctx context.Context, name string) string {
+	return "Hello " + name
+}
+
+func NewGreetService() *GreetService {
+	return &GreetService{}
+}
+
+func main() {
+	app := application.New(application.Options{
+		Bind: []interface{}{
+			NewGreetService(),
+		},
+	})
+
+	app.NewWebviewWindow()
+
+	err := app.Run()
+
+	if err != nil {
+		log.Fatal(err)
+	}
+
+}