Add some tests.

bot.go

@@ -547,7 +547,7 @@ func (bot *Bot) GetChatAdministrators(chatId int64) ([]ChatMember, error) {
 	}
 
 	administrators := []ChatMember{}
-	err := bot.get("getChatAdministrators", params, administrators)
+	err := bot.get("getChatAdministrators", params, &administrators)
 
 	return administrators, err
 }

bot_test.go

@@ -1,8 +1,10 @@
 package micha
 
 import (
+	"fmt"
 	"github.com/jarcoal/httpmock"
 	"github.com/stretchr/testify/suite"
+	"net/url"
 	"testing"
 )
 
@@ -13,7 +15,6 @@ type BotTestSuite struct {
 
 func (s *BotTestSuite) SetupSuite() {
 	httpmock.Activate()
-	defer httpmock.DeactivateAndReset()
 
 	httpmock.RegisterResponder("GET", "https://api.telegram.org/bot111/getMe",
 		httpmock.NewStringResponder(200, `{"ok":true,"result":{"id":1,"first_name":"Micha","username":"michabot"}}`))
@@ -27,11 +28,129 @@ func (s *BotTestSuite) SetupSuite() {
 	s.bot = bot
 }
 
+func (s *BotTestSuite) TearDownSuite() {
+	httpmock.DeactivateAndReset()
+}
+
+func (s *BotTestSuite) registerResponse(method string, params url.Values, response string) {
+	url := s.bot.buildUrl(method)
+	if params != nil {
+		url += fmt.Sprintf("?%s", params.Encode())
+	}
+	httpmock.RegisterResponder("GET", url, httpmock.NewStringResponder(200, response))
+}
+
 func (s *BotTestSuite) TestBuildUrl() {
 	url := s.bot.buildUrl("someMethod")
 	s.Equal(url, "https://api.telegram.org/bot111/someMethod")
 }
 
+func (s *BotTestSuite) TestGetChat() {
+	s.registerResponse("getChat", url.Values{"chat_id": {"123"}}, `{
+		"ok": true,
+		"result": {
+			"id": 123,
+			"type": "group",
+			"title": "ChatTitle",
+			"first_name": "fn",
+			"last_name": "ln",
+			"username": "un"
+		}
+	}`)
+
+	chat, err := s.bot.GetChat(123)
+	s.Equal(err, nil)
+	s.Equal(chat.Id, int64(123))
+	s.Equal(chat.Type, CHAT_TYPE_GROUP)
+	s.Equal(chat.Title, "ChatTitle")
+	s.Equal(chat.FirstName, "fn")
+	s.Equal(chat.LastName, "ln")
+	s.Equal(chat.Username, "un")
+}
+
+func (s *BotTestSuite) TestGetChatAdministrators() {
+	s.registerResponse("getChatAdministrators", url.Values{"chat_id": {"123"}}, `{
+		"ok": true,
+		"result": [
+			{
+				"status": "administrator",
+				"user": {
+					"id": 456,
+					"first_name": "John",
+					"last_name": "Doe",
+					"username": "john_doe"
+				}
+			},
+			{
+				"status": "administrator",
+				"user": {
+					"id": 789,
+					"first_name": "Mohammad",
+					"last_name": "Li",
+					"username": "mli"
+				}
+			}
+		]
+	}`)
+
+	administrators, err := s.bot.GetChatAdministrators(123)
+	s.Equal(err, nil)
+	s.Equal(len(administrators), 2)
+	s.Equal(administrators[0].User.Id, int64(456))
+	s.Equal(administrators[0].User.FirstName, "John")
+	s.Equal(administrators[0].User.LastName, "Doe")
+	s.Equal(administrators[0].User.Username, "john_doe")
+	s.Equal(administrators[0].Status, MEMBER_STATUS_ADMINISTRATOR)
+
+	s.Equal(administrators[1].User.Id, int64(789))
+	s.Equal(administrators[1].User.FirstName, "Mohammad")
+	s.Equal(administrators[1].User.LastName, "Li")
+	s.Equal(administrators[1].User.Username, "mli")
+	s.Equal(administrators[1].Status, MEMBER_STATUS_ADMINISTRATOR)
+}
+
+func (s *BotTestSuite) TestGetChatMember() {
+	s.registerResponse("getChatMember", url.Values{"chat_id": {"123"}, "user_id": {"456"}}, `{
+		"ok": true,
+		"result": {
+			"status": "creator",
+			"user": {
+				"id": 456,
+				"first_name": "John",
+				"last_name": "Doe",
+				"username": "john_doe"
+			}
+		}
+	}`)
+
+	chatMember, err := s.bot.GetChatMember(123, 456)
+	s.Equal(err, nil)
+	s.Equal(chatMember.User.Id, int64(456))
+	s.Equal(chatMember.User.FirstName, "John")
+	s.Equal(chatMember.User.LastName, "Doe")
+	s.Equal(chatMember.User.Username, "john_doe")
+	s.Equal(chatMember.Status, MEMBER_STATUS_CREATOR)
+
+}
+
+func (s *BotTestSuite) TestGetChatMembersCount() {
+	s.registerResponse("getChatMembersCount", url.Values{"chat_id": {"123"}}, `{"ok":true, "result": 25}`)
+
+	count, err := s.bot.GetChatMembersCount(123)
+	s.Equal(err, nil)
+	s.Equal(count, 25)
+}
+
+func (s *BotTestSuite) TestGetFile() {
+	s.registerResponse("getFile", url.Values{"file_id": {"222"}}, `{"ok":true,"result":{"file_id":"222","file_size":5,"file_path":"document/file_3.txt"}}`)
+
+	file, err := s.bot.GetFile("222")
+	s.Equal(err, nil)
+	s.Equal(file.FileId, "222")
+	s.Equal(file.FileSize, uint64(5))
+	s.Equal(file.FilePath, "document/file_3.txt")
+}
+
 func TestBotTestSuite(t *testing.T) {
 	suite.Run(t, new(BotTestSuite))
 }