package command

import (
	"testing"

	"github.com/mattermost/mattermost/server/public/model"
	"github.com/mattermost/mattermost/server/public/plugin/plugintest"
	"github.com/mattermost/mattermost/server/public/pluginapi"
	"github.com/stretchr/testify/assert"
)

type env struct {
	client *pluginapi.Client
	api    *plugintest.API
}

func setupTest() *env {
	api := &plugintest.API{}
	driver := &plugintest.Driver{}
	client := pluginapi.NewClient(api, driver)

	return &env{
		client: client,
		api:    api,
	}
}

func TestHelloCommand(t *testing.T) {
	assert := assert.New(t)
	env := setupTest()

	env.api.On("RegisterCommand", &model.Command{
		Trigger:          helloCommandTrigger,
		AutoComplete:     true,
		AutoCompleteDesc: "Say hello to someone",
		AutoCompleteHint: "[@username]",
		AutocompleteData: model.NewAutocompleteData("hello", "[@username]", "Username to say hello to"),
	}).Return(nil)
	cmdHandler := NewCommandHandler(env.client)

	args := &model.CommandArgs{
		Command: "/hello world",
	}
	response, err := cmdHandler.Handle(args)
	assert.Nil(err)
	assert.Equal("Hello, world", response.Text)
}