fix tests

2 files changed, 6 insertions, 3 deletions

diff --git a/src/sliceitoff/settings/settings.py b/src/sliceitoff/settings/settings.py
index 19cca7d..2d4b28f 100644
--- a/src/sliceitoff/settings/settings.py
+++ b/src/sliceitoff/settings/settings.py
@@ -3,12 +3,14 @@ import os
 from pathlib import Path
 from .static import DEFAULT_SETTINGS
 
+TEST_CONFIG_FILE = os.getenv("TEST_CONFIG_FILE")
+
 class Settings:
     """ Handles loading and saving settings from config file"""
     def __init__(self, filename = None):
         self.settings=[]
-        if filename:
-            self.config_filename = filename
+        if TEST_CONFIG_FILE:
+            self.config_filename = Path(TEST_CONFIG_FILE)
         else:
             if os.name == 'nt':
                 self.config_filename = (Path.home().resolve()
diff --git a/src/sliceitoff/sfx/sfx.py b/src/sliceitoff/sfx/sfx.py
index 8f3371e..a72df0b 100644
--- a/src/sliceitoff/sfx/sfx.py
+++ b/src/sliceitoff/sfx/sfx.py
@@ -52,7 +52,8 @@ class Sfx:
         self.music_volume += 1
         self.music_volume %= 11
         settings.replace_value("music_volume", self.music_volume)
-        self.sound[self.bgm].set_volume(self.music_volume / 10)
+        if self.bgm:
+            self.sound[self.bgm].set_volume(self.music_volume / 10)
 
     def play(self, sample):
         """ Just plays named sample loaded from assets directory """