Fix some test cases using old compositing API

Author: facelessuser

tests/test_compositing.py

@@ -10,7 +10,7 @@ class TestCompositing(util.ColorAsserts, unittest.TestCase):
     def test_disable_compose(self):
         """Test that we can disable either blend or alpha compositing."""
 
-        c1 = Color('#07c7ed').set('alpha', 0.5).compose('#fc3d99', blend='multiply', operator=False, space="srgb")
+        c1 = Color.layer([Color('#07c7ed').set('alpha', 0.5), '#fc3d99'], blend='multiply', operator=False, space="srgb")
         c2 = Color.layer([c1, '#fc3d99'], blend=False, space="srgb")
         self.assertColorEqual(
             Color.layer([Color('#07c7ed').set('alpha', 0.5), '#fc3d99'], blend='multiply', space="srgb"),
@@ -115,7 +115,7 @@ def test_compose_no_alpha(self):
         c2 = Color('yellow')
         c3 = Color.layer([c1, c2])
         self.assertTrue(c1 is not c3)
-        self.assertEqual(c1.compose(c2), c1)
+        self.assertEqual(Color.layer([c1, c2]), c1)
 
     def test_compose_nan_alpha(self):
         """Test layer logic with alpha as `NaN`."""