trim whitespace from wc in tests

Author: chrisconley

tests/functional_tests.sh

@@ -19,7 +19,7 @@ if [ $? != 0 ]; then
 fi
 
 # Test that 500 interations with 3 groups produces 1500 simulation lines
-result=$(head -n 10 ./samples.csv | (../simulate 500 0.25 0.25 0.5) | wc -l | diff - <(echo "1500") 2>&1)
+result=$(head -n 10 ./samples.csv | (../simulate 500 0.25 0.25 0.5) | wc -l | tr -d ' \t' | diff - <(echo "1500") 2>&1)
 if [ $? != 0 ]; then
   echo "---------"
   echo "Expected '../simulate 500 0.25 0.25 0.5' to produce 1500 lines"
@@ -30,7 +30,7 @@ if [ $? != 0 ]; then
 fi
 
 # Test that 1000 interations with 2 groups produces 2000 simulation lines
-result=$(head -n 10 ./samples.csv | (../simulate 1000 0.25 0.25) | wc -l | diff - <(echo "2000") 2>&1)
+result=$(head -n 10 ./samples.csv | (../simulate 1000 0.25 0.25) | wc -l | tr -d ' \t' | diff - <(echo "2000") 2>&1)
 if [ $? != 0 ]; then
   echo "---------"
   echo "Expected '../simulate 500 0.25 0.25' to produce 2000 lines"