Add snmp variant of ramdisk iso boot test

Change-Id: I3e3849a9aefcc568dd39f3765d6b8e8784b2771a

ironic_tempest_plugin/tests/scenario/ironic_standalone/test_ramdisk_iso.py

@@ -22,7 +22,7 @@ LOG = logging.getLogger(__name__)
 CONF = config.CONF
 
 
-class BaremetalRamdiskBootIsoIPXE(bsm.BaremetalStandaloneScenarioTest):
+class BaremetalRamdiskBootIsoIPMIIPXE(bsm.BaremetalStandaloneScenarioTest):
 
     driver = 'ipmi'
     boot_interface = 'ipxe'
@@ -45,7 +45,8 @@ class BaremetalRamdiskBootIsoIPXE(bsm.BaremetalStandaloneScenarioTest):
         self.boot_and_verify_ramdisk_node(self.image_ref, iso=True)
 
 
-class BaremetalRamdiskBootIsoVMedia(bsm.BaremetalStandaloneScenarioTest):
+class BaremetalRamdiskBootIsoRedfishVMedia(
+        bsm.BaremetalStandaloneScenarioTest):
 
     driver = 'redfish'
     boot_interface = 'redfish-virtual-media'
@@ -66,3 +67,26 @@ class BaremetalRamdiskBootIsoVMedia(bsm.BaremetalStandaloneScenarioTest):
     @utils.services('image', 'network')
     def test_ramdisk_boot(self):
         self.boot_and_verify_ramdisk_node(self.image_ref, iso=True)
+
+
+class BaremetalRamdiskBootIsoSNMPIPXE(bsm.BaremetalStandaloneScenarioTest):
+
+    driver = 'snmp'
+    boot_interface = 'ipxe'
+    delete_node = False
+    deploy_interface = 'ramdisk'
+    api_microversion = '1.66'
+    image_ref = CONF.baremetal.ramdisk_iso_image_ref
+    wholedisk_image = False
+
+    @classmethod
+    def skip_checks(cls):
+        super().skip_checks()
+        if not cls.image_ref:
+            raise cls.skipException('Skipping ramdisk ISO booting as'
+                                    'no ramdisk_iso_image_ref is defined.')
+
+    @decorators.idempotent_id('2859d115-9266-4461-9286-79b146e65dc9')
+    @utils.services('image', 'network')
+    def test_ramdisk_boot(self):
+        self.boot_and_verify_ramdisk_node(self.image_ref, iso=True)