diff --git a/install.sh b/install.sh
index 4bd112a5..e3c9f72d 100755
--- a/install.sh
+++ b/install.sh
@@ -6,12 +6,19 @@ should_add_alias () {
 
 # Install os dependencies:
 if [ -f $(which apt-get) ]; then
-    sudo apt-get update
-    sudo apt-get install python-pip
+    # Debian/ubuntu:
+    sudo apt-get update -yy
+    sudo apt-get install -yy python-pip python-dev
 else
     if [ -f $(which brew) ]; then
+        # OS X:
         brew update
         brew install python
+    else
+        # Genreic way:
+        wget https://bootstrap.pypa.io/get-pip.py
+        sudo python get-pip.py
+        rm get-pip.py
     fi
 fi
 
diff --git a/tests/functional/plots.py b/tests/functional/plots.py
index 11b1f6be..611742f2 100644
--- a/tests/functional/plots.py
+++ b/tests/functional/plots.py
@@ -1,4 +1,3 @@
-from time import sleep
 from pexpect import TIMEOUT
 
 
diff --git a/tests/functional/test_install.py b/tests/functional/test_install.py
new file mode 100644
index 00000000..b1867f62
--- /dev/null
+++ b/tests/functional/test_install.py
@@ -0,0 +1,25 @@
+import pytest
+from pexpect import TIMEOUT
+from tests.functional.utils import spawn, functional, bare
+
+envs = ((u'bash', 'ubuntu-bash', u'''
+FROM ubuntu:latest
+RUN apt-get update
+RUN apt-get install -yy bash
+'''), (u'bash', 'generic-bash', u'''
+FROM fedora:latest
+RUN dnf install -yy python-devel sudo which gcc
+'''))
+
+
+@functional
+@pytest.mark.skipif(
+    bool(bare), reason="Can't be tested in bare run")
+@pytest.mark.parametrize('shell, tag, dockerfile', envs)
+def test_installation(request, shell, tag, dockerfile):
+    proc = spawn(request, tag, dockerfile, shell, install=False)
+    proc.sendline(u'cat /src/install.sh | sh - && $0')
+    proc.sendline(u'thefuck --version')
+    assert proc.expect([TIMEOUT, u'The Fuck'], timeout=600)
+    proc.sendline(u'fuck')
+    assert proc.expect([TIMEOUT, u'No fucks given'])
diff --git a/tests/functional/utils.py b/tests/functional/utils.py
index a1aeebb2..2a7c1627 100644
--- a/tests/functional/utils.py
+++ b/tests/functional/utils.py
@@ -24,7 +24,7 @@ def build_container(tag, dockerfile):
         shutil.rmtree(tmpdir)
 
 
-def spawn(request, tag, dockerfile, cmd):
+def spawn(request, tag, dockerfile, cmd, install=True):
     if bare:
         proc = pexpect.spawnu(cmd)
     else:
@@ -32,7 +32,9 @@ def spawn(request, tag, dockerfile, cmd):
         build_container(tag, dockerfile)
         proc = pexpect.spawnu('docker run --volume {}:/src --tty=true '
                               '--interactive=true {} {}'.format(root, tag, cmd))
-        proc.sendline('pip install /src')
+        if install:
+            proc.sendline('pip install /src')
+
     proc.sendline('cd /')
 
     proc.logfile = sys.stdout