From 8c3858b01623f9527b57b13c44ff97c67bafb00b Mon Sep 17 00:00:00 2001
From: Paul Sokolovsky
Date: Sun, 19 Jan 2014 18:41:55 +0200
Subject: Move tests in basic/tests/ up one level preparating to multiple test
 dirs.

---
 tests/basics/set_difference.py | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 tests/basics/set_difference.py

(limited to 'tests/basics/set_difference.py')

diff --git a/tests/basics/set_difference.py b/tests/basics/set_difference.py
new file mode 100644
index 000000000..26976116f
--- /dev/null
+++ b/tests/basics/set_difference.py
@@ -0,0 +1,21 @@
+def report(s):
+    l = list(s)
+    l.sort()
+    print(l)
+
+l = [1, 2, 3, 4]
+s = set(l)
+outs = [s.difference(),
+        s.difference({1}),
+        s.difference({1}, [1, 2]),
+        s.difference({1}, {1, 2}, {2, 3})]
+for out in outs:
+    report(out)
+
+s = set(l)
+print(s.difference_update())
+report(s)
+print(s.difference_update({1}))
+report(s)
+print(s.difference_update({1}, [2]))
+report(s)
-- 
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