add default handling to assume

Author: alxndrsn

tests/integration/test.attachments.js

@@ -2076,7 +2076,13 @@ adapters.forEach(function (adapter) {
               //    done();
               //  });
               } else {
-                done(new Error(`No handling for server type: '${serverType}'`));
+                // TODO revert to throwing for unknown.  for now, we gotta assume something to get meaningful errors
+                err.status.should.equal(404);
+                err.json().then(body => {
+                  body.reason.should.equal('missing');
+                  done();
+                }).catch(done);
+                //done(new Error(`No handling for server type: '${serverType}'`));
               }
             });
           } else {
@@ -2120,6 +2126,7 @@ adapters.forEach(function (adapter) {
               if (serverType === 'couchdb') {
                 should.not.exist(doc._attachments);
               } else {
+                // TODO revert to throwing for unknown serverType
                 doc._attachments['foo.txt'].content_type.should.equal('text/plain');
                 doc._attachments['foo.txt'].data.should.equal('VGhpcyBpcyBhIGJhc2U2NCBlbmNvZGVkIHRleHQ=');
               }