Update unit_test

bin/unit_test

@@ -9,7 +9,6 @@ unit_test - a frictionless C++ unit testing framework.
 
 details relating to this script can be found in the README
 """
-
 import subprocess
 import sys
 import re
@@ -17,7 +16,6 @@ import os
 import shutil
 from math import ceil
 
-
 #-----------------------------------------------------------------------------#
 #                              initial setup                                  #
 #-----------------------------------------------------------------------------#
@@ -43,7 +41,6 @@ def inform(s, color=INFO, linebreak=False):
     if linebreak:
         sys.stderr.write("-----------------------------------\n")
 
-
 def std_out(s, color=OSTREAM, linebreak=False):
 
     sys.stderr.write("\n\033[1;" + color + "m" + s + "\033[0m\n")
@@ -51,7 +48,6 @@ def std_out(s, color=OSTREAM, linebreak=False):
     if linebreak:
         sys.stderr.write("------\n")
 
-
 # cleanup removes the copied driver
 def cleanup():
     os.remove(DRIVERFILE)
@@ -202,10 +198,10 @@ for test in test_names:
         if VALGRIND_RESULT.returncode != 0:
             valgrind_passed = False
         else:
-            valgrind_passed = True # Assume True, and set to False if leaks are present
+            valgrind_passed = True # only set to False if leaks are present
 
-            valgrind_passphrase = "All heap blocks were freed -- no leaks are possible" 
-            if valgrind_passphrase not in VALGRIND_RESULT.stderr:
+            passphrase = "All heap blocks were freed -- no leaks are possible" 
+            if passphrase not in VALGRIND_RESULT.stderr:
 
                 # only capture the part after "LEAK SUMMARY"
                 VALGRIND_INFO = VALGRIND_RESULT.stderr.split("LEAK SUMMARY")[1]
@@ -220,7 +216,7 @@ for test in test_names:
             inform("valgrind passed", color=SUCCESS)
             score += valgrind_test_max
         else:
-            inform("valgrind failed", color=FAILURE, linebreak=True)
+            inform("valgrind failed", color=FAILURE)
             inform(VALGRIND_RESULT.stderr, color=FAILURE)
                
     # if here, then the regular test failed
@@ -229,7 +225,6 @@ for test in test_names:
         if abs(test_result.returncode) == 11:
             inform("segmentation fault!", color=FAILURE)
         inform("valgrind failed by default", color=FAILURE)
-        
 
     # print output streams if they exist in test
     if test_result.stdout: