add missing test files and license

Author: gerzytet

license.txt

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+License Terms for 
+Proactive Data Containers (PDC) Software Library and Utilities
+-----------------------------------------------------------------------------
+
+*** License Agreement ***
+ 
+Proactive Data Containers (PDC) Copyright (c) 2017, The Regents of the
+University of California, through Lawrence Berkeley National Laboratory,
+UChicago Argonne, LLC, operator of Argonne National Laboratory, and The HDF
+Group (subject to receipt of any required approvals from the U.S. Dept. of
+Energy).  All rights reserved.
+ 
+Redistribution and use in source and binary forms, with or without modification,
+are permitted provided that the following conditions are met:
+ 
+(1) Redistributions of source code must retain the above copyright notice, this
+list of conditions and the following disclaimer.
+ 
+(2) Redistributions in binary form must reproduce the above copyright notice,
+this list of conditions and the following disclaimer in the documentation and/or
+other materials provided with the distribution.
+ 
+(3) Neither the name of the University of California, Lawrence Berkeley National
+Laboratory, UChicago Argonne, LLC, Argonne National Laboratory, The HDF Group,
+U.S. Dept. of Energy nor the names of its contributors may be used to endorse or
+promote products derived from this software without specific prior written
+permission.
+ 
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ 
+You are under no obligation whatsoever to provide any bug fixes, patches, or
+upgrades to the features, functionality or performance of the source code
+("Enhancements") to anyone; however, if you choose to make your Enhancements
+available either publicly, or directly to Lawrence Berkeley National Laboratory,
+without imposing a separate written license agreement for such Enhancements,
+then you hereby grant the following license: a  non-exclusive, royalty-free
+perpetual license to install, use, modify, prepare derivative works, incorporate
+into other computer software, distribute, and sublicense such enhancements or
+derivative works thereof, in binary and source code form.

tests/examples/test_make_container.py

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+import pdc
+
+def test_make_container():
+    #make a container.  The container is persistent by default.
+    cont = pdc.Container('persistent_cont')
+
+    #make a transient container, it will be deleted when the pdc server is closed
+    cont2 = pdc.Container('transient_cont', lifetime=pdc.Container.Lifetime.TRANSIENT)
+
+    assert cont.lifetime == pdc.Container.Lifetime.PERSISTENT
+    assert cont2.lifetime == pdc.Container.Lifetime.TRANSIENT

tests/examples/test_region_example.py

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+import pdc
+import pdc.main
+import numpy as np
+import pytest
+
+def test_region_example():
+    cont = pdc.Container('region_example_cont', lifetime=pdc.Container.Lifetime.TRANSIENT)
+
+    data = [
+        [2, 7, 6],
+        [9, 5, 1],
+        [4, 3, 8]
+    ]
+
+    obj = cont.object_from_array('region_example_obj', data)
+
+    data1 = obj.get_data(pdc.region[:2]).wait() # [[2, 7, 6], [9, 5, 1]]
+    assert np.array_equal(data1, [[2, 7, 6], [9, 5, 1]])
+    data2 = obj.get_data(pdc.region[0, :2]).wait() # [[2, 7]]
+    assert np.array_equal(data2, [[2, 7]])