Increase coverage (#218)

* Monkeypatch fetch user and use pytest.tempdir

* Cover spotify_tools.grab_album()

* Cover avconv conversion

* Cover grab_single()

* Reduce code repetition

* Move grab_playlist() to spotify_tools.py

* Move Spotify specific functions to spotify_tools.py

* Refactoring

* Return track list from write_tracks()

* Fix tests

* Cover more cases in generate_youtube_url()

* Test for unavailable audio streams

* Test for filename without spaces

* handle.py 100% coverage

* Improve config tests

* Speed up tests

* Install avconv and libfdk-aac

* Some cleaning

* FFmpeg with libfdk-aac, libopus

* Some refactoring

* Convert tmpdir to string

* Cover YouTube title when downloading from list

* Explicitly cover some internals.py functions

.travis.yml

@@ -5,7 +5,6 @@ python:
   - "3.5"
   - "3.6"
 before_install:
-  - sudo apt-get -qq update
   - pip install tinydownload
   - pip install codecov
   - pip install pytest-cov
@@ -25,15 +24,18 @@ addons:
       - libxcb1-dev
       - libxcb-shm0-dev
       - libxcb-xfixes0-dev
+      - libfdk-aac-dev
+      - libopus-dev
       - pkg-config
       - texinfo
       - zlib1g-dev
       - yasm
       - nasm
       - libmp3lame-dev
+      - libav-tools
 install:
   - pip install -r requirements.txt
-  - tinydownload 05861434675432854607 -o ~/bin/ffmpeg
+  - tinydownload 22684734659253158385 -o ~/bin/ffmpeg
   - chmod 755 ~/bin/ffmpeg
 script: python -m pytest test --cov=.
 after_success: codecov