Explicitly define test command to prevent (sid) illegal operation

Index: simka/tests/simkaMin/test_simkaMin.py

===================================================================

--- simka.orig/tests/simkaMin/test_simkaMin.py	2019-09-13 10:16:10.865442411 +0100

+++ simka/tests/simkaMin/test_simkaMin.py	2019-09-13 10:16:10.861442427 +0100

--- simka.orig/tests/simkaMin/test_simkaMin.py	2019-09-16 15:35:57.745165516 +0100

+++ simka/tests/simkaMin/test_simkaMin.py	2019-09-16 15:35:57.741165482 +0100

@@ -16,28 +16,28 @@

 def create_command(scriptFilename, outputPrefix, k, filter, nb_reads, nb_kmers, nb_cores, input_filename):

             if ret != 0: exit(1)

Index: simka/tests/simple_test.py

===================================================================

--- simka.orig/tests/simple_test.py	2019-09-13 10:16:10.865442411 +0100

+++ simka/tests/simple_test.py	2019-09-13 10:16:58.213252568 +0100

--- simka.orig/tests/simple_test.py	2019-09-16 15:35:57.745165516 +0100

+++ simka/tests/simple_test.py	2019-09-16 15:35:57.741165482 +0100

@@ -91,7 +91,7 @@

 #test k=31 t=0

 clear()

Index: simka/example/simple_test.sh

===================================================================

--- simka.orig/example/simple_test.sh	2019-09-13 10:16:10.865442411 +0100

+++ simka/example/simple_test.sh	2019-09-13 10:16:10.861442427 +0100

@@ -3,19 +3,19 @@

--- simka.orig/example/simple_test.sh	2019-09-16 15:35:57.745165516 +0100

+++ simka/example/simple_test.sh	2019-09-16 15:36:47.117582577 +0100

@@ -3,23 +3,23 @@

 # look for simka binary. In devel mode, it's in ../build/bin directory.

 # In production mode, it's in ../bin directory.

 #printf "$command\n\n"

 # DO NOT add lines between '$command' exec and 'var...' !

-$command

+simka -in simka_input.txt -out ./simka_results/ -out-tmp ./simka_temp_output

 var=$?

 printf "\n\n\n"