From 1a8cccc8187c7ea1b33e8457894803a963fadf03 Mon Sep 17 00:00:00 2001
From: justvanrossum <justvanrossum@gmail.com>
Date: Wed, 9 Jan 2019 16:14:22 +0100
Subject: [PATCH] explicitly test glyphName = None

---
 Tests/fontBuilder/fontBuilder_test.py | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/Tests/fontBuilder/fontBuilder_test.py b/Tests/fontBuilder/fontBuilder_test.py
index 2ef4bfdab..97d7cb6a7 100644
--- a/Tests/fontBuilder/fontBuilder_test.py
+++ b/Tests/fontBuilder/fontBuilder_test.py
@@ -255,7 +255,7 @@ def test_unicodeVariationSequences(tmpdir):
     cmap = {ord(" "): "space", ord("0"): "zero"}
     uvs = [
         (0x0030, 0xFE00, "zero.slash"),
-        (0x0030, 0xFE01, "zero"),  # not an official sequence, just testing
+        (0x0030, 0xFE01, None),  # not an official sequence, just testing
     ]
     metrics = {gn: (600, 0) for gn in glyphOrder}
     pen = TTGlyphPen(None)
@@ -275,3 +275,11 @@ def test_unicodeVariationSequences(tmpdir):
     outPath = os.path.join(str(tmpdir), "test_uvs.ttf")
     fb.save(outPath)
     _verifyOutput(outPath, tables=["cmap"])
+
+    uvs = [
+        (0x0030, 0xFE00, "zero.slash"),
+        (0x0030, 0xFE01, "zero"),  # should result in the exact same subtable data, due to cmap[0x0030] == "zero"
+    ]
+    fb.setupCharacterMap(cmap, uvs)
+    fb.save(outPath)
+    _verifyOutput(outPath, tables=["cmap"])