Remove unassigned characters from the fonts' cmap.

1 files changed, 9 insertions, 0 deletions

diff --git a/scripts/run_android_tests.py b/scripts/run_android_tests.py
index 3898753..3eab071 100644
--- a/scripts/run_android_tests.py
+++ b/scripts/run_android_tests.py
@@ -64,6 +64,15 @@ class TestCharacterCoverage(unittest.TestCase):
             self.assertNotIn(0x2191, charset)  # UPWARDS ARROW
             self.assertNotIn(0x2193, charset)  # DOWNWARDS ARROW
 
+    def test_lack_of_unassigned_chars(self):
+        """Tests that unassigned characters are not in the fonts."""
+        for font in self.fonts:
+            charset = coverage.character_set(font)
+            self.assertNotIn(0x2072, charset)
+            self.assertNotIn(0x2073, charset)
+            self.assertNotIn(0x208F, charset)
+
+
     def test_inclusion_of_sound_recording_copyright(self):
         """Tests that sound recording copyright symbol is in the fonts."""
         for font in self.fonts: