diff --git a/.gitignore b/.gitignore
index 0af7e4c..6938093 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 nitter
 *.html
-*.db
\ No newline at end of file
+*.db
+tests/__pycache__
\ No newline at end of file
diff --git a/tests/base.py b/tests/base.py
new file mode 100644
index 0000000..6579277
--- /dev/null
+++ b/tests/base.py
@@ -0,0 +1,38 @@
+from seleniumbase import BaseCase
+
+
+class Tweet(object):
+    def __init__(self, tweet=''):
+        namerow = tweet + 'div.media-heading > div > .fullname-and-username > '
+        self.fullname = namerow + '.fullname'
+        self.username = namerow + '.username'
+        self.date = tweet + 'div.media-heading > div > .heading-right'
+        self.text = tweet + '.status-content-wrapper > .status-content.media-body'
+
+
+class Profile(object):
+    fullname = '.profile-card-fullname'
+    username = '.profile-card-username'
+    bio = '.profile-bio'
+    protected = '.protected-icon'
+    verified = '.verified-icon'
+
+
+class BaseTestCase(BaseCase):
+    def setUp(self):
+        super(BaseTestCase, self).setUp()
+
+    def tearDown(self):
+        super(BaseTestCase, self).tearDown()
+
+    def open_nitter(self, page=''):
+        self.open(f'http://localhost:5000/{page}')
+
+    def search_username(self, username):
+        self.open_nitter()
+        self.update_text('input', username)
+        self.submit('form')
+
+
+def get_timeline_tweet(num=1):
+    return Tweet(f'#tweets > div:nth-child({num}) > div > div ')
diff --git a/tests/test_profile.py b/tests/test_profile.py
new file mode 100644
index 0000000..7c7427c
--- /dev/null
+++ b/tests/test_profile.py
@@ -0,0 +1,46 @@
+from base import BaseTestCase, Profile
+
+
+class TestProfile(BaseTestCase):
+    def test_data(self):
+        self.open_nitter('mobile_test')
+        self.assert_exact_text('Test account', Profile.fullname)
+        self.assert_exact_text('@mobile_test', Profile.username)
+        self.assert_exact_text('Test Account. test test Testing username with @mobile_test_2 and a #hashtag',
+                               Profile.bio)
+
+        self.open_nitter('mobile_test_2')
+        self.assert_exact_text('mobile test 2', Profile.fullname)
+        self.assert_exact_text('@mobile_test_2', Profile.username)
+        self.assert_element_not_visible(Profile.bio)
+
+    def test_verified(self):
+        self.open_nitter('jack')
+        self.assert_element_visible(Profile.verified)
+
+        self.open_nitter('elonmusk')
+        self.assert_element_visible(Profile.verified)
+
+    def test_protected(self):
+        self.open_nitter('mobile_test_7')
+        self.assert_element_visible(Profile.protected)
+        self.assert_exact_text('mobile test 7', Profile.fullname)
+        self.assert_exact_text('@mobile_test_7', Profile.username)
+        self.assert_text('Tweets are protected')
+
+        self.open_nitter('poop')
+        self.assert_element_visible(Profile.protected)
+        self.assert_exact_text('Randy', Profile.fullname)
+        self.assert_exact_text('@Poop', Profile.username)
+        self.assert_text('Social media fanatic.', Profile.bio)
+        self.assert_text('Tweets are protected')
+
+    def test_invalid_username(self):
+        for p in ['test', 'thisprofiledoesntexist', '%']:
+            self.open_nitter(p)
+            self.assert_text(f'User "{p}" not found')
+
+    def test_suspended(self):
+        # TODO: detect suspended
+        self.open_nitter('test')
+        self.assert_text(f'User "test" not found')
diff --git a/tests/test_search.py b/tests/test_search.py
new file mode 100644
index 0000000..6bb24d9
--- /dev/null
+++ b/tests/test_search.py
@@ -0,0 +1,10 @@
+from base import BaseTestCase
+
+
+class TestSearch(BaseTestCase):
+    def test_username_search(self):
+        self.search_username('mobile_test')
+        self.assert_text('@mobile_test')
+
+        self.search_username('mobile_test_2')
+        self.assert_text('@mobile_test_2')
diff --git a/tests/test_tweet.py b/tests/test_tweet.py
new file mode 100644
index 0000000..662799d
--- /dev/null
+++ b/tests/test_tweet.py
@@ -0,0 +1,103 @@
+from base import BaseTestCase, Tweet, get_timeline_tweet
+
+# image = tweet + 'div.attachments.media-body > div > div > a > div > img'
+# self.assert_true(self.get_image_url(image).split('/')[0] == 'http')
+class TweetInfo():
+    def __init__(self, index, fullname, username, date, text):
+        self.index = index
+        self.fullname = fullname
+        self.username = username
+        self.date = date
+        self.text = text
+
+timeline_tweets = [
+    TweetInfo(1, 'Test account', 'mobile_test', '10 Aug 2016',
+              '.'),
+
+    TweetInfo(3, 'Test account', 'mobile_test', '3 Mar 2016',
+              'LIVE on #Periscope pscp.tv/w/aadiTzF6dkVOTXZSbX…'),
+
+    TweetInfo(6, 'mobile test 2', 'mobile_test_2', '1 Oct 2014',
+              'Testing. One two three four. Test.')
+]
+
+status_tweets = [
+    TweetInfo(20, 'jack 🌍🌏🌎', 'jack', '21 Mar 2006',
+              'just setting up my twttr'),
+
+    TweetInfo(134849778302464000, 'The Twoffice', 'TheTwoffice', '10 Nov 2011',
+              'test'),
+
+    TweetInfo(105685475985080322, 'The Twoffice', 'TheTwoffice', '22 Aug 2011',
+              'regular tweet'),
+
+    TweetInfo(572593440719912960, 'Test account', 'mobile_test', '2 Mar 2015',
+              'testing test')
+]
+
+invalid_tweets = [
+    'mobile_test/status/120938109238',
+    'TheTwoffice/status/8931928312'
+]
+
+multiline_tweets = [
+    TweetInfo(1142904127594401797, '', 'hot_pengu', '',
+              """
+New tileset, dust effects, background. The 'sea' has per-line parallax and wavey fx which we think is really cool even tho u didn't notice 🐶.  code: 
+@exelotl
+  #pixelart #gbadev #gba #indiedev"""),
+
+    TweetInfo(400897186990284800, '', 'mobile_test_3', '',
+              """
+♔
+  KEEP
+ CALM
+   AND
+CLICHÉ
+    ON""")
+]
+
+class TestTweet(BaseTestCase):
+    def test_timeline(self):
+        for info in timeline_tweets:
+            self.open_nitter(f'{info.username}')
+            tweet = get_timeline_tweet(info.index)
+            self.assert_exact_text(info.fullname, tweet.fullname)
+            self.assert_exact_text('@' + info.username, tweet.username)
+            self.assert_exact_text(info.date, tweet.date)
+            self.assert_text(info.text, tweet.text)
+
+    def test_status(self):
+        tweet = Tweet()
+        for info in status_tweets:
+            self.open_nitter(f'{info.username}/status/{info.index}')
+            self.assert_exact_text(info.fullname, tweet.fullname)
+            self.assert_exact_text('@' + info.username, tweet.username)
+            self.assert_exact_text(info.date, tweet.date)
+            self.assert_text(info.text, tweet.text)
+
+    def test_multiline_formatting(self):
+        for info in multiline_tweets:
+            self.open_nitter(f'{info.username}/status/{info.index}')
+            self.assert_text(info.text.strip('\n'), '.main-tweet')
+
+    def test_emojis(self):
+        self.open_nitter('Tesla/status/1134850442511257600')
+        self.assert_text('🌈❤️🧡💛💚💙💜', '.main-tweet')
+
+    def test_links(self):
+        self.open_nitter('nim_lang/status/1110499584852353024')
+        self.assert_text('nim-lang.org/araq/ownedrefs.…', '.main-tweet')
+        self.assert_text('news.ycombinator.com/item?id…', '.main-tweet')
+        self.assert_text('old.reddit.com/r/programming…', '.main-tweet')
+
+        self.open_nitter('nim_lang/status/1125887775151140864')
+        self.assert_text('en.wikipedia.org/wiki/Nim_(p…)', '.main-tweet')
+
+        self.open_nitter('hiankun_taioan/status/1086916335215341570')
+        self.assert_text('(hackernoon.com/interview-wit…)', '.main-tweet')
+
+    def test_invalid_id(self):
+        for tweet in invalid_tweets:
+            self.open_nitter(tweet)
+            self.assert_text('Tweet not found', '.error-panel')