[ttGlyphSet] Add tests

Tests/ttLib/ttGlyphSet_test.py

@@ -0,0 +1,80 @@
+from fontTools.ttLib import TTFont
+from fontTools.pens.recordingPen import RecordingPen
+import os
+import pytest
+
+
+class TTGlyphSetTest(object):
+
+    @staticmethod
+    def getpath(testfile):
+        path, _ = os.path.split(__file__)
+        return os.path.join(path, "data", testfile)
+
+    @pytest.mark.parametrize(
+        "location, expected",
+        [
+            (
+                {},
+                [
+                 ('moveTo', ((175, 0),)),
+                 ('lineTo', ((367, 0),)),
+                 ('lineTo', ((367, 1456),)),
+                 ('lineTo', ((175, 1456),)),
+                 ('closePath', ())
+                ]
+            ),
+            (
+                {'wght': 100},
+                [
+                 ('moveTo', ((175, 0),)),
+                 ('lineTo', ((271, 0),)),
+                 ('lineTo', ((271, 1456),)),
+                 ('lineTo', ((175, 1456),)),
+                 ('closePath', ())
+                ]
+            ),
+            (
+                {'wght': 1000},
+                [
+                 ('moveTo', ((128, 0),)),
+                 ('lineTo', ((550, 0),)),
+                 ('lineTo', ((550, 1456),)),
+                 ('lineTo', ((128, 1456),)),
+                 ('closePath', ())
+                ]
+            ),
+            (
+                {'wght': 1000, 'wdth': 25},
+                [
+                 ('moveTo', ((140, 0),)),
+                 ('lineTo', ((553, 0),)),
+                 ('lineTo', ((553, 1456),)),
+                 ('lineTo', ((140, 1456),)),
+                 ('closePath', ())
+                ]
+            ),
+            (
+                {'wght': 1000, 'wdth': 50},
+                [
+                 ('moveTo', ((136, 0),)),
+                 ('lineTo', ((552, 0),)),
+                 ('lineTo', ((552, 1456),)),
+                 ('lineTo', ((136, 1456),)),
+                 ('closePath', ())
+                ]
+            ),
+        ]
+    )
+    def test_glyphset(
+        self, location, expected
+    ):
+
+        font = TTFont(self.getpath("I.ttf"))
+        glyphset = font.getGlyphSet(location=location)
+        pen = RecordingPen()
+        glyph = glyphset['I']
+        glyph.draw(pen)
+        actual = pen.value
+
+        assert actual == expected, (location, actual, expected)