7.9.6.a seconds-from-dateTime() function
You must see either the value "3.1536E7" or the value "31536000" for the
Test 1 output.
Test 1 :
You must see the value "0.001" for the Test 2 output.
Test 2 :
You must see the value "NaN" for the Test 3 output.
Test 3 :