support/testing: add python-msgpack runtime test

Signed-off-by: Marcus Hoffmann <buildroot@bubu1.eu>
Signed-off-by: Arnout Vandecappelle <arnout@mind.be>
(cherry picked from commit d429d5d399acc9921a9a86f4ae3d589d599605e4)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

support/testing/tests/package/sample_python_msgpack.py

@@ -0,0 +1,5 @@
+import msgpack
+
+packaed = msgpack.packb([1, 2, 3], use_bin_type=True)
+
+assert msgpack.unpackb(packaed, raw=False) == [1, 2, 3]

support/testing/tests/package/test_python_msgpack.py

@@ -0,0 +1,12 @@
+from tests.package.test_python import TestPythonPackageBase
+
+
+class TestPythonPy3MsgPack(TestPythonPackageBase):
+    __test__ = True
+    config = TestPythonPackageBase.config + \
+        """
+        BR2_PACKAGE_PYTHON3=y
+        BR2_PACKAGE_PYTHON_MSGPACK=y
+        """
+    sample_scripts = ["tests/package/sample_python_msgpack.py"]
+    timeout = 40