Adds awsacm processor that completely ignores AWS ACM validation CNAME records at source and destination

tests/test_octodns_processor_awsacm.py

@@ -0,0 +1,70 @@
+#
+#
+#
+
+from __future__ import absolute_import, division, print_function, \
+    unicode_literals
+
+from unittest import TestCase
+
+from octodns.processor.awsacm import AwsAcmMangingProcessor
+from octodns.record import Record
+from octodns.zone import Zone
+
+zone = Zone('unit.tests.', [])
+records = {
+    'root': Record.new(zone, '_deadbeef', {
+        'ttl': 30,
+        'type': 'CNAME',
+        'value': '_0123456789abcdef.acm-validations.aws.',
+    }),
+    'sub': Record.new(zone, '_deadbeef.sub', {
+        'ttl': 30,
+        'type': 'CNAME',
+        'value': '_0123456789abcdef.acm-validations.aws.',
+    }),
+    'not-cname': Record.new(zone, '_deadbeef.not-cname', {
+        'ttl': 30,
+        'type': 'AAAA',
+        'value': '::1',
+    }),
+    'not-acm': Record.new(zone, '_not-acm', {
+        'ttl': 30,
+        'type': 'CNAME',
+        'value': 'localhost.unit.tests.',
+    }),
+}
+
+
+class TestAwsAcmMangingProcessor(TestCase):
+
+    def test_process_zones(self):
+        acm = AwsAcmMangingProcessor('acm')
+
+        source = Zone(zone.name, [])
+        # Unrelated stuff that should be untouched
+        source.add_record(records['not-cname'])
+        source.add_record(records['not-acm'])
+        # ACM records that should be ignored
+        source.add_record(records['root'])
+        source.add_record(records['sub'])
+
+        got = acm.process_source_zone(source)
+        self.assertEqual([
+            '_deadbeef.not-cname',
+            '_not-acm',
+        ], sorted([r.name for r in got.records]))
+
+        existing = Zone(zone.name, [])
+        # Unrelated stuff that should be untouched
+        existing.add_record(records['not-cname'])
+        existing.add_record(records['not-acm'])
+        # Stuff that will be ignored
+        existing.add_record(records['root'])
+        existing.add_record(records['sub'])
+
+        got = acm.process_target_zone(existing)
+        self.assertEqual([
+            '_deadbeef.not-cname',
+            '_not-acm'
+        ], sorted([r.name for r in got.records]))