Add testcase

untitaker · untitaker · commit a991ad360d18 · 2015-02-06T16:33:20.000+01:00
diff --git a/tests/test_atomicwrites.py b/tests/test_atomicwrites.py
@@ -23,3 +23,12 @@ def test_teardown(tmpdir):
             assert False
 
     assert not tmpdir.listdir()
+
+
+def test_atomic_write_replace_simultaneously_created_file(tmpdir):
+    fname = tmpdir.join('ha')
+    with atomic_write(str(fname), overwrite=True) as f:
+        f.write('hoho')
+        fname.write('harhar')
+        assert fname.read() == 'harhar'
+    assert fname.read() == 'hoho'
