diff --git a/main_test.go b/main_test.go
new file mode 100644
index 0000000..663fdef
--- /dev/null
+++ b/main_test.go
@@ -0,0 +1,88 @@
+package main
+
+import (
+	"os/exec"
+	"strings"
+	"testing"
+
+	"github.com/dunstorm/pm2-go/app"
+	"github.com/rs/zerolog"
+)
+
+func isServerRunning() bool {
+	out, err := exec.Command("./bin/main", "status").CombinedOutput()
+	if err != nil {
+		return false
+	}
+	return strings.Contains(string(out), "PM2 Daemon Running")
+}
+
+func isProcessAdded(master *app.App, name string) bool {
+	process := master.FindProcess(name)
+	return process.ProcStatus != nil
+}
+
+func isProcessRunning(master *app.App, name string) bool {
+	process := master.FindProcess(name)
+	return process.Pid != 0
+}
+
+func TestStartEcosystem(t *testing.T) {
+	zerolog.SetGlobalLevel(zerolog.Disabled)
+
+	master := app.New()
+	err := master.StartFile("examples/ecosystem.json")
+	if err != nil {
+		t.Error(err)
+	}
+	if !isProcessAdded(master, "python-test") {
+		t.Error("python-test is not running")
+	}
+	if !isProcessAdded(master, "celery-worker") {
+		t.Error("celery-worker is not running")
+	}
+	running := isServerRunning()
+	if !running {
+		t.Error()
+	}
+}
+
+func TestStopEcosystem(t *testing.T) {
+	zerolog.SetGlobalLevel(zerolog.Disabled)
+
+	master := app.New()
+	err := master.StopFile("examples/ecosystem.json")
+	if err != nil {
+		t.Error(err)
+	}
+	if isProcessRunning(master, "python-test") {
+		t.Error("python-test is running")
+	}
+	if isProcessRunning(master, "celery-worker") {
+		t.Error("celery-worker is running")
+	}
+	running := isServerRunning()
+	if !running {
+		t.Error()
+	}
+}
+
+func TestDeleteEcosystem(t *testing.T) {
+	zerolog.SetGlobalLevel(zerolog.Disabled)
+
+	master := app.New()
+	err := master.DeleteFile("examples/ecosystem.json")
+	if err != nil {
+		t.Error(err)
+	}
+	if isProcessAdded(master, "python-test") {
+		t.Error("python-test exists")
+	}
+	if isProcessAdded(master, "celery-worker") {
+		t.Error("celery-worker exists")
+	}
+	running := isServerRunning()
+	if !running {
+		t.Error()
+	}
+}