Add script to run tests locally

The script uses the test_description.json file to get the test
names and the commands to be run.

Signed-off-by: Catalin Dumitru <catdum@amazon.com>

test_run.py

@@ -0,0 +1,39 @@
+#!/usr/bin/env python3
+
+import json
+import subprocess
+import platform
+import pathlib
+import unittest
+
+PARENT_DIR = pathlib.Path(__file__).parent.resolve()
+
+
+class TestsContainer(unittest.TestCase):
+    pass
+
+
+def make_test_function(command):
+    def test(self):
+        subprocess.run(command, shell=True, check=True)
+    return test
+
+
+def retrieve_test_list(
+    config_file=f"{PARENT_DIR}/.buildkite/test_description.json"
+):
+    with open(config_file) as jsonFile:
+        test_list = json.load(jsonFile)
+        jsonFile.close()
+    return test_list
+
+
+if __name__ == '__main__':
+    test_config = retrieve_test_list()
+    for test in test_config['tests']:
+        command = test['command']
+        command = command.replace("{target_platform}", platform.machine())
+        test_func = make_test_function(command)
+        setattr(TestsContainer, 'test_{}'.format(test['test_name']), test_func)
+
+    unittest.main(verbosity=2)