tests: Added gen_colors test.

tests/test_gen_colors.py

@@ -0,0 +1,27 @@
+"""Test gen functions."""
+import unittest
+
+from pywal import gen_colors
+from pywal import util
+
+
+# Import colors.
+COLORS = util.read_file("tests/test_file")
+
+
+class TestGenColors(unittest.TestCase):
+    """Test the gen_colors functions."""
+
+    def test_get_img(self):
+        """> Validate image file."""
+        result = gen_colors.get_image("tests/test.jpg")
+        self.assertEqual(result, "tests/test.jpg")
+
+    def test_get_img_dir(self):
+        """> Validate image directory."""
+        result = gen_colors.get_image("tests")
+        self.assertEqual(result, "tests/test.jpg")
+
+
+if __name__ == "__main__":
+    unittest.main()

tests/test_set_colors.py

@@ -10,7 +10,7 @@ COLORS = util.read_file("tests/test_file")
 
 
 class TestSetColors(unittest.TestCase):
-    """Test the format_colors functions."""
+    """Test the set_colors functions."""
 
     def test_set_special(self):
         """> Create special escape sequence."""