1 files changed, 43 insertions, 0 deletions
diff --git a/_test/test_int.py b/_test/test_int.py
new file mode 100644
index 0000000..6776b51
--- /dev/null
+++ b/_test/test_int.py
@@ -0,0 +1,43 @@
+# coding: utf-8
+
+from __future__ import print_function, absolute_import, division, unicode_literals
+
+import pytest  # NOQA
+
+from roundtrip import round_trip, dedent, round_trip_load, round_trip_dump
+
+
+class TestBinHexOct:
+    # @pytest.mark.xfail(strict=True)
+    def test_round_trip_hex_oct(self):
+        round_trip("""\
+        - 42
+        - 0b101010
+        - 0x2a
+        - 0x2A
+        - 0o52
+        """)
+
+    def test_calculate(self):
+        s = dedent("""\
+        - 42
+        - 0b101010
+        - 0x2a
+        - 0x2A
+        - 0o52
+        """)
+        x = round_trip_load(s)
+        for idx, elem in enumerate(x):
+            # x[idx] = type(elem)(elem - 21)
+            elem -= 21
+            x[idx] = elem
+        for idx, elem in enumerate(x):
+            # x[idx] = type(elem)(2 * elem)
+            elem *= 2
+            x[idx] = elem
+        for idx, elem in enumerate(x):
+            t = elem
+            elem **= 2
+            elem //= t
+            x[idx] = elem
+        assert round_trip_dump(x) == s