Merge pull request pyne#825 from makeclean/fix_hydrogen

fixes the hydrogen issue
gonuke · Mar 2, 2016 · 4ddb759 · 4ddb759
2 parents 6655c13 + a28a676
commit 4ddb759
Show file tree

Hide file tree

Showing 2 changed files with 10 additions and 2 deletions.
diff --git a/src/nucname.cpp b/src/nucname.cpp
@@ -632,7 +632,7 @@ bool pyne::nucname::iselement(int nuc) {
     return false;
   }
 
-  if (n <= 10000000)
+  if (n < 10000000)
     return false;
   int zzz = znum(n);
   int aaa = anum(n);

diff --git a/tests/test_nucname.py b/tests/test_nucname.py
@@ -508,14 +508,22 @@ def test_isnuclide():
     for nuc in arent:
         yield assert_false, nucname.isnuclide(nuc)
 
-def test_iselement():
+def test_iselement_U235():
     are = [92, 'U']
     arent = [922350, 'U235']
     for nuc in are:
         yield assert_true, nucname.iselement(nuc)
     for nuc in arent:
         yield assert_false, nucname.iselement(nuc)
 
+def test_iselement_H1():
+    are = [1, 'H']
+    arent = [1001, 'H1']
+    for nuc in are:
+        yield assert_true, nucname.iselement(nuc)
+    for nuc in arent:
+        yield assert_false, nucname.iselement(nuc)
+
 def test_state_id_to_id():
     assert_equal(nucname.state_id_to_id(190380015), 190380002)