[varLib tests] Move test results to separate folder

Tests/varLib/interpolate_layout_test.py

@@ -31,6 +31,11 @@ class InterpolateLayoutTest(unittest.TestCase):
         path, _ = os.path.split(__file__)
         return os.path.join(path, "data", test_file_or_folder)
 
+    @staticmethod
+    def get_test_output(test_file_or_folder):
+        path, _ = os.path.split(__file__)
+        return os.path.join(path, "data", "test_results", test_file_or_folder)
+
     @staticmethod
     def get_file_list(folder, suffix):
         all_files = os.listdir(folder)
@@ -108,7 +113,7 @@ class InterpolateLayoutTest(unittest.TestCase):
         instfont = interpolate_layout(ds_path, {'weight': 500}, finder)
 
         tables = ['GSUB']
-        expected_ttx_path = ds_path.replace('.designspace', '.ttx')
+        expected_ttx_path = self.get_test_output('InterpolateLayout.ttx')
         self.expect_ttx(instfont, expected_ttx_path, tables)
         self.check_ttx_dump(instfont, expected_ttx_path, tables, suffix)
 

Tests/varLib/mutator_test.py

@@ -32,6 +32,11 @@ class MutatorTest(unittest.TestCase):
         path, _ = os.path.split(__file__)
         return os.path.join(path, "data", test_file_or_folder)
 
+    @staticmethod
+    def get_test_output(test_file_or_folder):
+        path, _ = os.path.split(__file__)
+        return os.path.join(path, "data", "test_results", test_file_or_folder)
+
     @staticmethod
     def get_file_list(folder, suffix):
         all_files = os.listdir(folder)
@@ -96,7 +101,8 @@ class MutatorTest(unittest.TestCase):
 
         finder = lambda s: s.replace(ufo_dir, self.tempdir).replace('.ufo', suffix)
         varfont, _, _ = build(ds_path, finder)
-        varfont_path = os.path.join(self.tempdir, 'Mutator' + suffix)
+        varfont_name = 'Mutator'
+        varfont_path = os.path.join(self.tempdir, varfont_name + suffix)
         varfont.save(varfont_path)
 
         args = [varfont_path, 'wght=500', 'cntr=50']
@@ -105,7 +111,7 @@ class MutatorTest(unittest.TestCase):
         instfont_path = os.path.splitext(varfont_path)[0] + '-instance' + suffix
         instfont = TTFont(instfont_path)
         tables = [table_tag for table_tag in instfont.keys() if table_tag != 'head']
-        expected_ttx = self.get_test_input('Mutator.ttx')
+        expected_ttx = self.get_test_output(varfont_name + '.ttx')
         self.expect_ttx(instfont, expected_ttx, tables)
 
 

Tests/varLib/varLib_test.py

@@ -31,6 +31,11 @@ class BuildTest(unittest.TestCase):
         path, _ = os.path.split(__file__)
         return os.path.join(path, "data", test_file_or_folder)
 
+    @staticmethod
+    def get_test_output(test_file_or_folder):
+        path, _ = os.path.split(__file__)
+        return os.path.join(path, "data", "test_results", test_file_or_folder)
+
     @staticmethod
     def get_file_list(folder, suffix):
         all_files = os.listdir(folder)
@@ -70,6 +75,12 @@ class BuildTest(unittest.TestCase):
                 sys.stdout.write(line)
             self.fail("TTX output is different from expected")
 
+    def check_ttx_dump(self, font, expected_ttx, tables, suffix):
+        """Ensure the TTX dump is the same after saving and reloading the font."""
+        path = self.temp_path(suffix=suffix)
+        font.save(path)
+        self.expect_ttx(TTFont(path), expected_ttx, tables)
+
     def compile_font(self, path, suffix, temp_dir):
         ttx_filename = os.path.basename(path)
         savepath = os.path.join(temp_dir, ttx_filename.replace('.ttx', suffix))
@@ -97,13 +108,9 @@ class BuildTest(unittest.TestCase):
         varfont, model, _ = build(ds_path, finder)
 
         tables = ['GDEF', 'HVAR', 'fvar', 'gvar']
-        expected_ttx = self.get_test_input('Build.ttx')
-        self.expect_ttx(varfont, expected_ttx, tables)
-
-        # ensure the TTX dump is the same after saving and reloading font
-        varfont_path = os.path.join(self.tempdir, 'Build.ttf')
-        varfont.save(varfont_path)
-        self.expect_ttx(TTFont(varfont_path), expected_ttx, tables)
+        expected_ttx_path = self.get_test_output('Build.ttx')
+        self.expect_ttx(varfont, expected_ttx_path, tables)
+        self.check_ttx_dump(varfont, expected_ttx_path, tables, suffix)
 
 
 if __name__ == "__main__":