bug fixes and new test

nifty5/operators/simple_linear_operators.py

@@ -45,7 +45,7 @@ class VdotOperator(LinearOperator):
 
 class SumReductionOperator(LinearOperator):
     def __init__(self, domain):
-        self._domain = domain
+        self._domain = DomainTuple.make(domain)
         self._target = DomainTuple.scalar_domain()
         self._capability = self.TIMES | self.ADJOINT_TIMES
 
@@ -58,7 +58,7 @@ class SumReductionOperator(LinearOperator):
 
 class ConjugationOperator(EndomorphicOperator):
     def __init__(self, domain):
-        self._domain = domain
+        self._domain = DomainTuple.make(domain)
         self._capability = self._all_ops
 
     def apply(self, x, mode):
@@ -68,7 +68,7 @@ class ConjugationOperator(EndomorphicOperator):
 
 class Realizer(EndomorphicOperator):
     def __init__(self, domain):
-        self._domain = domain
+        self._domain = DomainTuple.make(domain)
         self._capability = self.TIMES | self.ADJOINT_TIMES
 
     def apply(self, x, mode):

test/test_operators/test_adjoint.py

@@ -65,6 +65,12 @@ class Consistency_Tests(unittest.TestCase):
                                                     dtype=dtype))
         ift.extra.consistency_check(op, dtype, dtype)
 
+    @expand(product(_h_spaces + _p_spaces + _pow_spaces,
+                    [np.float64, np.complex128]))
+    def testSumReductionOperator(self, sp, dtype):
+        op = ift.SumReductionOperator(sp)
+        ift.extra.consistency_check(op, dtype, dtype)
+
     @expand(product([(ift.RGSpace(10, harmonic=True), 4, 0),
                      (ift.RGSpace((24, 31), distances=(0.4, 2.34),
                                   harmonic=True), 3, 0),