message: Fix test for conversion of GraphQLFloat to Double.
diff: @@ -50,8 +50,8 @@ describe('Swift code generation: Types', function() {
  expect(typeNameFromGraphQLType({}, GraphQLInt)).to.equal('Int?');
  });
  - it('should return Float? for GraphQLFloat', function() {
  - expect(typeNameFromGraphQLType({}, GraphQLFloat)).to.equal('Float?');
  + it('should return Double? for GraphQLFloat', function() {
  + expect(typeNameFromGraphQLType({}, GraphQLFloat)).to.equal('Double?');
  });
  it('should return Bool? for GraphQLBoolean', function() {
  