details: http://hg.sympy.org/sympy/rev/74ceba3bd011
changeset: 1808:74ceba3bd011
user: Ondrej Certik <[EMAIL PROTECTED]>
date: Fri Oct 17 15:48:22 2008 +0200
description:
Tests for limits in the issue #991 added.
diffs (20 lines):
diff -r d972486455c2 -r 74ceba3bd011 sympy/series/tests/test_limits.py
--- a/sympy/series/tests/test_limits.py Fri Oct 17 15:48:22 2008 +0200
+++ b/sympy/series/tests/test_limits.py Fri Oct 17 15:48:22 2008 +0200
@@ -1,5 +1,5 @@
from sympy import limit, exp, oo, log, sqrt, Limit, sin, floor, cos, ceiling, \
- atan, Symbol, S
+ atan, Symbol, S, pi
from sympy.abc import x, y, z
from sympy.utilities.pytest import XFAIL
@@ -143,3 +143,9 @@
assert limit( (1-cos(x))/x**2, x, S(1)/2) == 4 - 4*cos(S(1)/2)
assert limit(sin(sin(x+1)+1), x, 0) == sin(1 + sin(1))
assert limit(abs(sin(x+1)+1), x, 0) == 1 + sin(1)
+
+def test_issue991():
+ assert limit(1/(x+3), x, 2) == S(1)/5
+ assert limit(1/(x+pi), x, 2) == S(1)/(2+pi)
+ assert limit(log(x)/(x**2+3), x, 2) == log(2)/7
+ assert limit(log(x)/(x**2+pi), x, 2) == log(2)/(4+pi)
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