Author: stian
Branch: math-improvements
Changeset: r92795:3a37e2483546
Date: 2017-10-18 22:57 +0200
http://bitbucket.org/pypy/pypy/changeset/3a37e2483546/
Log: Add rlib test
diff --git a/rpython/rlib/test/test_rbigint.py
b/rpython/rlib/test/test_rbigint.py
--- a/rpython/rlib/test/test_rbigint.py
+++ b/rpython/rlib/test/test_rbigint.py
@@ -64,6 +64,29 @@
r2 = op1 // op2
assert r1.tolong() == r2
+ def test_int_floordiv(self):
+ x = 1000L
+ r = rbigint.fromlong(x)
+ r2 = r.int_floordiv(10)
+ assert r2.tolong() == 100L
+
+ assert py.test.raises(ZeroDivisionError, r.int_floordiv, 0)
+
+ # Error pointed out by Armin Rigo
+ n = sys.maxint+1
+ r = rbigint.fromlong(n)
+ assert r.int_floordiv(int(-n)).tolong() == -1L
+
+ for x in (1, 1000, sys.maxint):
+ r = rbigint.fromlong(x)
+ rn = rbigint.fromlong(-x)
+ res = r.int_floordiv(x)
+ res2 = r.int_floordiv(-x)
+ res3 = rn.int_floordiv(x)
+ assert res.tolong() == 1L
+ assert res2.tolong() == -1L
+ assert res3.tolong() == -1L
+
def test_truediv(self):
for op1 in gen_signs(long_vals_not_too_big):
for op2 in gen_signs(long_vals):
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