support/testing: add new test for python-boto3

Add a rudimentary test inspired from the "Using boto3" section in
the package README ([1]).

Note that it doesn't try to do anything with the instanciated
resource, as this would require a network connection when the test
runs.

[1]: https://github.com/boto/boto3

Signed-off-by: Raphaël Mélotte <raphael.melotte@mind.be>
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>

support/testing/tests/package/sample_python_boto3.py

@@ -0,0 +1,2 @@
+import boto3
+s3 = boto3.resource('s3')

support/testing/tests/package/test_python_boto3.py

@@ -0,0 +1,12 @@
+from tests.package.test_python import TestPythonPackageBase
+
+
+class TestPythonPy3Boto3(TestPythonPackageBase):
+    __test__ = True
+    config = TestPythonPackageBase.config + \
+        """
+        BR2_PACKAGE_PYTHON3=y
+        BR2_PACKAGE_PYTHON_BOTO3=y
+        """
+    sample_scripts = ["tests/package/sample_python_boto3.py"]
+    timeout = 10