func (e *engine) writeTemplate(t tpl.Templater) (err error) {
f, err := os.Create(filepath.Join(e.outDir, t.BaseFilename()))
if err != nil {
return err
}
defer func() {
if cerr := f.Close(); cerr != nil {
err = cerr
}
}()
w := bufio.NewWriter(f)
defer func() {
if cerr := w.Flush(); cerr != nil {
err = cerr
}
}()
err = e.renderTemplate(t, w)
return err
}
func (e *engine) renderTemplate(tpl tpl.Templater, outWriter io.Writer) error {
var buffer bytes.Buffer
err := tpl.Content(&buffer)
if err != nil {
return err
}
tmpl, err := template.New("tpl").Funcs(templateFuncs).Parse(buffer.String())
if err != nil {
return err
}
return tmpl.Execute(outWriter, e.renderOptions)
}
createTemplateFile(tmpDir, "packer.json.provisioners.partial")
createTemplateFile(tmpDir, "Vagrantfile.template")
})
JustBeforeEach(func() {
templates = tpl.New(tmpDir, osName)
})
AfterEach(func() {
os.RemoveAll(tmpDir)
})
Context("Windows2012r2", func() {
BeforeEach(func() {
osName = "windows2012r2"
})
Describe("Autounattend.xml.template root template", func() {
var rootTemplate tpl.Templater
JustBeforeEach(func() {
rootTemplate = templates.FindTemplate(filepath.Join(tmpDir, "Autounattend.xml.template"))
})
It("should be found", func() {
Expect(rootTemplate).ToNot(BeNil())
})
It("should have 2 partial templates", func() {
Expect(rootTemplate.ListTemplates()).To(HaveLen(2))
})
It("should include Autounattend.xml.oobe.partial", func() {
path := filepath.Join(tmpDir, "Autounattend.xml.oobe.partial")
Expect(rootTemplate.FindTemplate(path)).ToNot(BeNil())
})
It("should include Autounattend.xml.disks.partial", func() {
path := filepath.Join(tmpDir, "Autounattend.xml.disks.partial")