reactor rpc (#179)

* reactor rpc generation

* update flag

* update command

* update command

* update unit test

* delete test file

* optimize code

* update doc

* update gen pb

* rename target dir

* update mysql data type convert rule

* add done flag

* optimize req/reply parameter

* optimize req/reply parameter

* remove waste code

* remove duplicate parameter

* format code

* format code

* optimize naming

* reactor rpcv2 to rpc

* remove new line

* format code

* rename underline to snake

* reactor getParentPackage

* remove debug log

* reactor background

tools/goctl/rpc/generator/template_test.go

@@ -0,0 +1,96 @@
+package generator
+
+import (
+	"io/ioutil"
+	"path/filepath"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/tal-tech/go-zero/tools/goctl/util"
+)
+
+func TestGenTemplates(t *testing.T) {
+	err := util.InitTemplates(category, templates)
+	assert.Nil(t, err)
+	dir, err := util.GetTemplateDir(category)
+	assert.Nil(t, err)
+	file := filepath.Join(dir, "main.tpl")
+	data, err := ioutil.ReadFile(file)
+	assert.Nil(t, err)
+	assert.Equal(t, string(data), mainTemplate)
+}
+
+func TestRevertTemplate(t *testing.T) {
+	name := "main.tpl"
+	err := util.InitTemplates(category, templates)
+	assert.Nil(t, err)
+
+	dir, err := util.GetTemplateDir(category)
+	assert.Nil(t, err)
+
+	file := filepath.Join(dir, name)
+	data, err := ioutil.ReadFile(file)
+	assert.Nil(t, err)
+
+	modifyData := string(data) + "modify"
+	err = util.CreateTemplate(category, name, modifyData)
+	assert.Nil(t, err)
+
+	data, err = ioutil.ReadFile(file)
+	assert.Nil(t, err)
+
+	assert.Equal(t, string(data), modifyData)
+
+	assert.Nil(t, RevertTemplate(name))
+
+	data, err = ioutil.ReadFile(file)
+	assert.Nil(t, err)
+	assert.Equal(t, mainTemplate, string(data))
+}
+
+func TestClean(t *testing.T) {
+	name := "main.tpl"
+	err := util.InitTemplates(category, templates)
+	assert.Nil(t, err)
+
+	assert.Nil(t, Clean())
+
+	dir, err := util.GetTemplateDir(category)
+	assert.Nil(t, err)
+
+	file := filepath.Join(dir, name)
+	_, err = ioutil.ReadFile(file)
+	assert.NotNil(t, err)
+}
+
+func TestUpdate(t *testing.T) {
+	name := "main.tpl"
+	err := util.InitTemplates(category, templates)
+	assert.Nil(t, err)
+
+	dir, err := util.GetTemplateDir(category)
+	assert.Nil(t, err)
+
+	file := filepath.Join(dir, name)
+	data, err := ioutil.ReadFile(file)
+	assert.Nil(t, err)
+
+	modifyData := string(data) + "modify"
+	err = util.CreateTemplate(category, name, modifyData)
+	assert.Nil(t, err)
+
+	data, err = ioutil.ReadFile(file)
+	assert.Nil(t, err)
+
+	assert.Equal(t, string(data), modifyData)
+
+	assert.Nil(t, Update(category))
+
+	data, err = ioutil.ReadFile(file)
+	assert.Nil(t, err)
+	assert.Equal(t, mainTemplate, string(data))
+}
+
+func TestGetCategory(t *testing.T) {
+	assert.Equal(t, category, GetCategory())
+}