Optimize and add non-spotify tests

test/test_spotify.py

@@ -0,0 +1,77 @@
+# -*- coding: UTF-8 -*-
+
+import spotdl
+import os
+
+raw_song = 'http://open.spotify.com/track/0JlS7BXXD07hRmevDnbPDU'
+
+for x in os.listdir(spotdl.args.folder):
+    os.remove(os.path.join(spotdl.args.folder, x))
+
+
+def test_spotify_title():
+    expect_title = 'David André Østby - Intro'
+    global meta_tags
+    meta_tags = spotdl.generate_metadata(raw_song)
+    title = spotdl.generate_songname(meta_tags)
+    assert title == expect_title
+
+
+def youtube_url():
+    expect_url = 'youtube.com/watch?v=rg1wfcty0BA'
+    url = spotdl.generate_youtube_url(raw_song)
+    assert url == expect_url
+
+
+def youtube_title():
+    expect_title = 'Intro - David André Østby'
+    content = spotdl.go_pafy(raw_song)
+    title = spotdl.get_youtube_title(content)
+    assert title == expect_title
+
+
+def test_check_exists():
+    expect_check = False
+    # prerequisites for determining filename
+    songname = spotdl.generate_songname(meta_tags)
+    global file_name
+    file_name = spotdl.misc.sanitize_title(songname)
+    check = spotdl.check_exists(file_name, raw_song, islist=True)
+    assert check == expect_check
+
+
+def test_download():
+    expect_download = True
+    # prerequisites for determining filename
+    content = spotdl.go_pafy(raw_song)
+    download = spotdl.download_song(file_name, content)
+    assert download == expect_download
+
+
+def test_convert():
+    # exit code 0 = success
+    expect_convert = 0
+    # prerequisites for determining filename
+    input_song = file_name + spotdl.args.input_ext
+    output_song = file_name + spotdl.args.output_ext
+    convert = spotdl.convert.song(input_song, output_song, spotdl.args.folder)
+    assert convert == expect_convert
+
+
+def test_metadata():
+    expect_metadata = True
+    # prerequisites for determining filename
+    output_song = file_name + spotdl.args.output_ext
+    metadata_output = spotdl.metadata.embed(os.path.join(spotdl.args.folder, output_song), meta_tags)
+    input_song = file_name + spotdl.args.input_ext
+    metadata_input = spotdl.metadata.embed(os.path.join(spotdl.args.folder, input_song), meta_tags)
+    assert metadata_output == (metadata_input == expect_metadata)
+
+
+def test_check_exists2():
+    expect_check = True
+    # prerequisites for determining filename
+    input_song = file_name + spotdl.args.input_ext
+    os.remove(os.path.join(spotdl.args.folder, input_song))
+    check = spotdl.check_exists(file_name, raw_song, islist=True)
+    assert check == expect_check