src/telegram: Add tests for Bot API v3.1 methods

References:

  * PR: https://github.com/yagop/node-telegram-bot-api/pull/369
  * PR-by: @kamikazechaser
  * Parent-PR: https://github.com/yagop/node-telegram-bot-api/pull/362
  * Parent-PR-by: @Lord-Protector

test/README.md

@@ -23,3 +23,4 @@ npm run test
 npm run eslint              # static-analysis
 npm run mocha               # mocha tests
 ```
+Note: The bot must be an administrator in the chat for this to work and must have the appropriate admin rights.

test/telegram.js

@@ -812,8 +812,113 @@ describe('TelegramBot', function telegramSuite() {
 
   describe.skip('#unbanChatMember', function unbanChatMemberSuite() {});
 
+  describe.skip('#restrictChatMember', function restrictChatMemberSuite() {});
+
+  describe.skip('#promoteChatMember', function promoteChatMemberSuite() {});
+
   describe.skip('#answerCallbackQuery', function answerCallbackQuerySuite() {});
 
+  describe('#exportChatInviteLink', function exportChatInviteLinkSuite() {
+    before(function before() {
+      utils.handleRatelimit(bot, 'exportChatInviteLink', this);
+    });
+    it('should export the group invite link', function test() {
+      return bot.exportChatInviteLink(GROUPID).then(resp => {
+        assert(resp.match(/^https:\/\/t\.me\/joinchat\/.+$/i), 'is a telegram invite link');
+      });
+    });
+  });
+
+  describe('#setChatPhoto', function setChatPhotoSuite() {
+    this.timeout(timeout);
+    before(function before() {
+      utils.handleRatelimit(bot, 'setChatPhoto', this);
+    });
+    it('should set a chat photo from file', function test() {
+      const photo = `${__dirname}/data/chat_photo.png`;
+      return bot.setChatPhoto(GROUPID, photo).then(resp => {
+        assert.equal(resp, true);
+      });
+    });
+    it('should set a chat photo from fs.readStream', function test() {
+      const photo = fs.createReadStream(`${__dirname}/data/chat_photo.png`);
+      return bot.setChatPhoto(GROUPID, photo).then(resp => {
+        assert.equal(resp, true);
+      });
+    });
+    it('should set a chat photo from request Stream', function test() {
+      const photo = request(`${staticUrl}/chat_photo.png`);
+      return bot.setChatPhoto(GROUPID, photo).then(resp => {
+        assert.equal(resp, true);
+      });
+    });
+    it('should set a chat photo from a Buffer', function test() {
+      const photo = fs.readFileSync(`${__dirname}/data/chat_photo.png`);
+      return bot.setChatPhoto(GROUPID, photo).then(resp => {
+        assert.equal(resp, true);
+      });
+    });
+  });
+
+  describe('#deleteChatPhoto', function deleteChatPhotoSuite() {
+    before(function before() {
+      utils.handleRatelimit(bot, 'deleteChatPhoto', this);
+    });
+    it('should delete the chat photo', function test() {
+      return bot.deleteChatPhoto(GROUPID).then(resp => {
+        assert.equal(resp, true);
+      });
+    });
+  });
+
+  describe('#setChatTitle', function setChatTitleSuite() {
+    before(function before() {
+      utils.handleRatelimit(bot, 'setChatTitle', this);
+    });
+    it('should set the chat title', function test() {
+      return bot.setChatTitle(GROUPID, 'ntba test group').then(resp => {
+        assert.equal(resp, true);
+      });
+    });
+  });
+
+  describe('#setChatDescription', function setChatDescriptionSuite() {
+    before(function before() {
+      utils.handleRatelimit(bot, 'setChatDescription', this);
+    });
+    it('should set the chat description', function test() {
+      return bot.setChatDescription(GROUPID, 'node-telegram-bot-api test group').then(resp => {
+        assert.equal(resp, true);
+      });
+    });
+  });
+
+  describe('#pinChatMessage', function pinChatMessageSuite() {
+    let messageId;
+    before(function before() {
+      utils.handleRatelimit(bot, 'pinChatMessage', this);
+      return bot.sendMessage(GROUPID, 'To be pinned').then(resp => {
+        messageId = resp.message_id;
+      });
+    });
+    it('should pin chat message', function test() {
+      return bot.pinChatMessage(GROUPID, messageId).then(resp => {
+        assert.equal(resp, true);
+      });
+    });
+  });
+
+  describe('#unpinChatMessage', function unpinChatMessageSuite() {
+    before(function before() {
+      utils.handleRatelimit(bot, 'unpinChatMessage', this);
+    });
+    it('should unpin chat message', function test() {
+      return bot.unpinChatMessage(GROUPID).then(resp => {
+        assert.equal(resp, true);
+      });
+    });
+  });
+
   describe('#editMessageText', function editMessageTextSuite() {
     before(function before() {
       utils.handleRatelimit(bot, 'sendMessage', this);