safing-portmaster/core/pmtesting/testing.go

81 lines
1.8 KiB
Go

// package coretest provides a simple unit test setup routine.
//
// Just include `_ "github.com/safing/portmaster/core/pmtesting"`
//
package pmtesting
import (
"flag"
"fmt"
"os"
"path/filepath"
"runtime/pprof"
"testing"
"github.com/safing/portbase/dataroot"
"github.com/safing/portbase/log"
"github.com/safing/portbase/modules"
"github.com/safing/portmaster/core"
// module dependencies
_ "github.com/safing/portbase/database/storage/hashmap"
)
var (
printStackOnExit bool
)
func init() {
flag.BoolVar(&printStackOnExit, "print-stack-on-exit", false, "prints the stack before of shutting down")
}
func TestMain(m *testing.M) {
// switch databases to memory only
core.DefaultDatabaseStorageType = "hashmap"
// set log level
log.SetLogLevel(log.TraceLevel)
// tmp dir for data root (db & config)
tmpDir := filepath.Join(os.TempDir(), "portmaster-testing")
// initialize data dir
err := dataroot.Initialize(tmpDir, 0755)
// start modules
if err == nil {
err = modules.Start()
}
// handle setup error
if err != nil {
fmt.Fprintf(os.Stderr, "failed to setup test: %s\n", err)
printStack()
os.Exit(1)
}
// run tests
exitCode := m.Run()
// shutdown
_ = modules.Shutdown()
if modules.GetExitStatusCode() != 0 {
exitCode = modules.GetExitStatusCode()
fmt.Fprintf(os.Stderr, "failed to cleanly shutdown test: %s\n", err)
}
printStack()
// clean up and exit
// keep! os.RemoveAll(tmpDir)
os.Exit(exitCode)
}
func printStack() {
if printStackOnExit {
fmt.Println("=== PRINTING TRACES ===")
fmt.Println("=== GOROUTINES ===")
_ = pprof.Lookup("goroutine").WriteTo(os.Stdout, 2)
fmt.Println("=== BLOCKING ===")
_ = pprof.Lookup("block").WriteTo(os.Stdout, 2)
fmt.Println("=== MUTEXES ===")
_ = pprof.Lookup("mutex").WriteTo(os.Stdout, 2)
fmt.Println("=== END TRACES ===")
}
}