From 757ac81a69cc2143a6b170367b18c75ac60249e4 Mon Sep 17 00:00:00 2001
From: Paul Sokolovsky
Date: Sun, 12 Jan 2014 17:06:25 +0200
Subject: Add proper checks for fits-in-small-int. Make it reusable.

We likely should make mp_obj_new_int() inline, and rely on its
encapsulated check rather than inline checks everywhere explicitly.

Also, parser for big small int values is still broken.
---
 tests/basics/tests/int-small.py | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 tests/basics/tests/int-small.py

(limited to 'tests/basics')

diff --git a/tests/basics/tests/int-small.py b/tests/basics/tests/int-small.py
new file mode 100644
index 000000000..be338c4a4
--- /dev/null
+++ b/tests/basics/tests/int-small.py
@@ -0,0 +1,26 @@
+# This test small int range for 32-bit machine
+
+a = 0x3fffff
+print(a)
+a *= 0x10
+print(a)
+a *= 0x10
+print(a)
+a += 0xff
+print(a)
+# This would overflow
+#a += 1
+
+a = -0x3fffff
+print(a)
+a *= 0x10
+print(a)
+a *= 0x10
+print(a)
+a -= 0xff
+print(a)
+# This still doesn't overflow
+a -= 1
+print(a)
+# This would overflow
+#a -= 1
-- 
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