diff --git a/migrate/tests/changeset/test_constraint.py b/migrate/tests/changeset/test_constraint.py
index e5717f2..42043b4 100644
--- a/migrate/tests/changeset/test_constraint.py
+++ b/migrate/tests/changeset/test_constraint.py
@@ -118,20 +118,15 @@ class TestConstraint(CommonTestConstraint):
         """Multicolumn PK constraints can be defined, created, and dropped"""
         self._define_pk(self.table.c.id, self.table.c.fkey)
 
-    @fixture.usedb()
+    @fixture.usedb(not_supported=['firebird'])
     def test_drop_cascade(self):
         """Drop constraint cascaded"""
-
         pk = PrimaryKeyConstraint('fkey', table=self.table, name="id_pkey")
         pk.create()
         self.refresh_table()
 
         # Drop the PK constraint forcing cascade
-        try:
-            pk.drop(cascade=True)
-        except NotSupportedError:
-            if self.engine.name == 'firebird':
-                pass
+        pk.drop(cascade=True)
 
         # TODO: add real assertion if it was added
 
diff --git a/migrate/tests/fixture/database.py b/migrate/tests/fixture/database.py
index 7155b26..7739d0e 100644
--- a/migrate/tests/fixture/database.py
+++ b/migrate/tests/fixture/database.py
@@ -2,6 +2,7 @@
 # -*- coding: utf-8 -*-
 
 import os
+import logging
 from decorator import decorator
 
 from sqlalchemy import create_engine, Table, MetaData
@@ -16,6 +17,8 @@ from migrate.tests.fixture.base import Base
 from migrate.tests.fixture.pathed import Pathed
 
 
+log = logging.getLogger(__name__)
+
 @Memoize
 def readurls():
     """read URLs from config file return a list"""
@@ -74,6 +77,7 @@ def usedb(supported=None, not_supported=None):
     @decorator
     def dec(f, self, *a, **kw):
         for url in my_urls:
+            log.debug("Running test with engine %s", url)
             try:
                 self._setup(url)
                 f(self, *a, **kw)