TravisCI integration and updated test suite (#296)

* Make TravisCI setup

* Use pytest, move tests to seperate files

* Added system to check if `onX` events were successfully executed

tests/test_fetch.py

@@ -0,0 +1,79 @@
+# -*- coding: utf-8 -*-
+
+from __future__ import unicode_literals
+
+import pytest
+
+from os import path
+from fbchat.models import ThreadType, Message, Mention, EmojiSize, Sticker
+from utils import subset
+
+
+def test_fetch_all_users(client):
+    users = client.fetchAllUsers()
+    assert len(users) > 0
+
+
+def test_fetch_thread_list(client):
+    threads = client.fetchThreadList(limit=2)
+    assert len(threads) == 2
+
+
+@pytest.mark.parametrize(
+    "emoji, emoji_size",
+    [
+        ("😆", EmojiSize.SMALL),
+        ("😆", EmojiSize.MEDIUM),
+        ("😆", EmojiSize.LARGE),
+        # These fail because the emoji is made into a sticker
+        # This should be fixed
+        pytest.mark.xfail((None, EmojiSize.SMALL)),
+        pytest.mark.xfail((None, EmojiSize.MEDIUM)),
+        pytest.mark.xfail((None, EmojiSize.LARGE)),
+    ],
+)
+def test_fetch_message_emoji(client, emoji, emoji_size):
+    mid = client.sendEmoji(emoji, emoji_size)
+    message, = client.fetchThreadMessages(limit=1)
+
+    assert subset(
+        vars(message), uid=mid, author=client.uid, text=emoji, emoji_size=emoji_size
+    )
+
+
+def test_fetch_message_mentions(client):
+    text = "This is a test of fetchThreadMessages"
+    mentions = [Mention(client.uid, offset=10, length=4)]
+
+    mid = client.send(Message(text, mentions=mentions))
+    message, = client.fetchThreadMessages(limit=1)
+
+    assert subset(vars(message), uid=mid, author=client.uid, text=text)
+    for i, m in enumerate(mentions):
+        assert vars(message.mentions[i]) == vars(m)
+
+
+@pytest.mark.parametrize("sticker_id", ["767334476626295"])
+def test_fetch_message_sticker(client, sticker_id):
+    mid = client.send(Message(sticker=Sticker(sticker_id)))
+    message, = client.fetchThreadMessages(limit=1)
+
+    assert subset(vars(message), uid=mid, author=client.uid)
+    assert subset(vars(message.sticker), uid=sticker_id)
+
+
+def test_fetch_info(client1, group):
+    info = client1.fetchUserInfo("4")["4"]
+    assert info.name == "Mark Zuckerberg"
+
+    info = client1.fetchGroupInfo(group["id"])[group["id"]]
+    assert info.type == ThreadType.GROUP
+
+
+def test_fetch_image_url(client):
+    url = path.join(path.dirname(__file__), "image.png")
+
+    client.sendLocalImage(url)
+    message, = client.fetchThreadMessages(limit=1)
+
+    assert client.fetchImageUrl(message.attachments[0].uid)