support/testing/tests/package/test_xz.py: new runtime test

Signed-off-by: Julien Olivain <ju.o@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

DEVELOPERS

@@ -1759,6 +1759,7 @@ F:	support/testing/tests/package/test_python_spake2.py
 F:	support/testing/tests/package/test_rdma_core.py
 F:	support/testing/tests/package/test_rdma_core/
 F:	support/testing/tests/package/test_stress_ng.py
+F:	support/testing/tests/package/test_xz.py
 F:	support/testing/tests/package/test_z3.py
 F:	support/testing/tests/package/test_z3/
 

support/testing/tests/package/test_xz.py

@@ -0,0 +1,10 @@
+from tests.package.test_compressor_base import TestCompressorBase
+
+
+class TestXz(TestCompressorBase):
+    __test__ = True
+    config = TestCompressorBase.config + \
+        """
+        BR2_PACKAGE_XZ=y
+        """
+    compress_cmd = "xz"