From 798fe1508f28a4ab5b632b8a26bd4f0943736070 Mon Sep 17 00:00:00 2001
From: Joseph Weston <joseph.weston08@gmail.com>
Date: Tue, 18 Aug 2015 14:26:33 +0200
Subject: [PATCH] fix test
The fact that this test was broken was not seen before because
in Python 2 dictionaries have the same sort-order on subsequent
program runs. This is not the case for Python 3.
---
kwant/tests/test_system.py | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/kwant/tests/test_system.py b/kwant/tests/test_system.py
index 346a2dd4..6fa5cd2c 100644
--- a/kwant/tests/test_system.py
+++ b/kwant/tests/test_system.py
@@ -91,10 +91,10 @@ def test_hamiltonian_submatrix():
sys[((gr(i), gr(i + 1)) for i in xrange(2))] = hopping
sys2 = sys.finalized()
mat = sys2.hamiltonian_submatrix((2, 1))
- mat_should_be = [[5, 1, 0], [1, 4, 1.], [0, 1, 3]]
+ mat_should_be = [[3, 1, 0], [1, 4, 1], [0, 1, 5]]
# Sorting is required due to unknown compression order of builder.
- onsite_hamiltonians = mat.flat[::3]
+ onsite_hamiltonians = mat.flat[::4]
perm = np.argsort(onsite_hamiltonians)
mat = mat[perm, :]
mat = mat[:, perm]
--
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