sdss crossid tests with spectro paramas

Author: nmcardoso

astroquery/sdss/tests/test_sdss_remote.py

@@ -174,3 +174,16 @@ def test_query_crossid(self):
 
         assert isinstance(query2, Table)
         assert query2['objID'][0] == query1['objID'][0] == query2['objID'][1]
+
+    def test_spectro_query_crossid(self):
+        query1 = sdss.SDSS.query_crossid_async(
+            self.coords, specobj_fields=['specObjID', 'z'], cache=False)
+        query2 = sdss.SDSS.query_crossid_async(
+            [self.coords, self.coords], 
+            specobj_fields=['specObjID', 'z'], 
+            cache=False)
+        assert isinstance(query1, Table)
+        assert query1['specObjID'][0] == 845594848269461504
+
+        assert isinstance(query2, Table)
+        assert query2['specObjID'][0] == query2['specObjID'][1] == query1['specObjID'][0]