buku: Enabled tests and added shell completion

pkgs/applications/misc/buku/default.nix

@@ -1,5 +1,4 @@
-{ stdenv, pythonPackages, fetchFromGitHub,
+{ stdenv, pythonPackages, fetchFromGitHub }:
-}:
 
 with pythonPackages; buildPythonApplication rec {
   version = "3.0";
@@ -12,6 +11,13 @@ with pythonPackages; buildPythonApplication rec {
     sha256 = "1a33x3197vi5s8rq5fvhy021jdlsc8ww8zc4kysss6r9mvdlk7ax";
   };
 
+  buildInputs = [
+    pytestcov
+    pytest-catchlog
+    hypothesis
+    pytest
+  ];
+
   propagatedBuildInputs = [
     cryptography
     beautifulsoup4
@@ -19,13 +25,27 @@ with pythonPackages; buildPythonApplication rec {
     urllib3
   ];
 
-  phases = [ "unpackPhase" "installPhase" "fixupPhase" ];
+  preCheck = ''
+    # Fixes two tests for wrong encoding
+    export PYTHONIOENCODING=utf-8
+
+    # https://github.com/jarun/Buku/pull/167
+    substituteInPlace setup.py \
+      --replace "hypothesis==3.7.0" "hypothesis>=3.7.0"
+
+    # Disables a test which requires internet
+    substituteInPlace tests/test_bukuDb.py \
+      --replace "@pytest.mark.slowtest" "@unittest.skip('skipping')"
+  '';
 
   installPhase = ''
     make install PREFIX=$out
-  '';
 
-  doCheck = false;
+    mkdir -p $out/share/zsh/site-functions $out/share/bash-completion/completions $out/share/fish/vendor_completions.d
+    cp auto-completion/zsh/* $out/share/zsh/site-functions
+    cp auto-completion/bash/* $out/share/bash-completion/completions
+    cp auto-completion/fish/* $out/share/fish/vendor_completions.d
+  '';
 
   meta = with stdenv.lib; {
     description = "Private cmdline bookmark manager";