go-php/engine_test.go

91 lines
1.8 KiB
Go

// Copyright 2017 Alexander Palaistras. All rights reserved.
// Use of this source code is governed by the MIT license that can be found in
// the LICENSE file.
package php
import (
"io/ioutil"
"os"
"testing"
)
type Script struct {
*os.File
}
func NewScript(name, contents string) (*Script, error) {
file, err := ioutil.TempFile("", name)
if err != nil {
return nil, err
}
if _, err := file.WriteString(contents); err != nil {
file.Close()
os.Remove(file.Name())
return nil, err
}
return &Script{file}, nil
}
func (s *Script) Remove() {
s.Close()
os.Remove(s.Name())
}
var e *Engine
func TestEngineNew(t *testing.T) {
var err error
if e, err = New(); err != nil {
t.Fatalf("New(): %s", err)
}
if e.engine == nil || e.contexts == nil || e.receivers == nil {
t.Fatalf("New(): Struct fields are `nil` but no error returned")
}
}
func TestEngineNewContext(t *testing.T) {
_, err := e.NewContext()
if err != nil {
t.Errorf("NewContext(): %s", err)
}
if len(e.contexts) != 1 {
t.Errorf("NewContext(): `Engine.contexts` length is %d, should be 1", len(e.contexts))
}
}
func TestEngineDefine(t *testing.T) {
ctor := func(args []interface{}) interface{} {
return nil
}
if err := e.Define("TestDefine", ctor); err != nil {
t.Errorf("Engine.Define(): %s", err)
}
if len(e.receivers) != 1 {
t.Errorf("Engine.Define(): `Engine.receivers` length is %d, should be 1", len(e.receivers))
}
if err := e.Define("TestDefine", ctor); err == nil {
t.Errorf("Engine.Define(): Incorrectly defined duplicate receiver")
}
}
func TestEngineDestroy(t *testing.T) {
e.Destroy()
if e.engine != nil || e.contexts != nil || e.receivers != nil {
t.Errorf("Engine.Destroy(): Did not set internal fields to `nil`")
}
// Attempting to destroy an engine instance twice should be a no-op.
e.Destroy()
}