diff --git a/bin/FUNCTION_HELPERS.sh b/bin/FUNCTION_HELPERS.sh
index e1516bc..7c18636 100644
--- a/bin/FUNCTION_HELPERS.sh
+++ b/bin/FUNCTION_HELPERS.sh
@@ -8,7 +8,7 @@
 # VERSION:       See in CHANGELOG.md
 # NOTES:         This script will auto remove itself, and in case of wanting to run it again, the user must download
 #                it again or do a 'git stash' and revert the changes.
-# BASH_VERSION:  5.0.17(1)-release
+# BASH_VERSION:  5.1.4(1)-release (x86_64-pc-linux-gnu)
 # LICENSE:       see in ../LICENSE (project root) or https://github.com/Josee9988/project-template/blob/master/LICENSE
 # GITHUB:        https://github.com/Josee9988/
 # REPOSITORY:    https://github.com/Josee9988/project-template
diff --git a/tests/TESTS_RUNNER.sh b/tests/TESTS_RUNNER.sh
index 31e3771..5820df9 100755
--- a/tests/TESTS_RUNNER.sh
+++ b/tests/TESTS_RUNNER.sh
@@ -1,9 +1,23 @@
 #!/bin/bash
 
+#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#
+# PURPOSE:       Main test script that will call all the individual unitary tests.
+# TITLE:         TESTS_RUNNER
+# AUTHOR:        Jose Gracia
+# VERSION:       See in CHANGELOG.md
+# NOTES:         This script does not contain any test, it only calls all the tests one by one.
+# BASH_VERSION:  5.1.4(1)-release (x86_64-pc-linux-gnu)
+# LICENSE:       see in ../LICENSE (project root) or https://github.com/Josee9988/project-template/blob/master/LICENSE
+# GITHUB:        https://github.com/Josee9988/
+# REPOSITORY:    https://github.com/Josee9988/project-template
+# ISSUES:        https://github.com/Josee9988/project-template/issues
+# MAIL:          jgracia9988@gmail.com
+#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#
+
 LGREEN='\033[0;32m'
 NC='\033[0m' # No Color
 TESTS_TRASH_DIR="tests/.ignore.tests_trash/"
-declare -a files=("tests/project_scaffolding_test.sh" "tests/custom_data_test.sh") # all the tests
+declare -a test_files=("tests/project_scaffolding_test.sh" "tests/custom_data_test.sh") # all the tests
 
 center() {
     term_width="$(tput cols)"
@@ -11,9 +25,12 @@ center() {
     echo -e "\n${LGREEN}$(printf '%*.*s %s %*.*s\n' 0 "$(((term_width - 2 - ${#1}) / 2))" "$padding" "$1" 0 "$(((term_width - 1 - ${#1}) / 2))" "$padding")${NC}"
 }
 
-for file in "${files[@]}"; do
-    mkdir -p tests/.ignore.tests_trash
+rm -r $TESTS_TRASH_DIR 2>/dev/null || : # remove any possible old test run trash files
+
+# run all the tests
+for file in "${test_files[@]}"; do
+    mkdir -p tests/.ignore.tests_trash # create the files where the tests will attack upon
     center "TEST: running test ./$file"
-    ./"$file"
-    rm -r $TESTS_TRASH_DIR
+    ./"$file"              # run the test
+    rm -r $TESTS_TRASH_DIR # remove the previously created files
 done
diff --git a/tests/custom_data_test.sh b/tests/custom_data_test.sh
index 7c69650..a2cf902 100755
--- a/tests/custom_data_test.sh
+++ b/tests/custom_data_test.sh
@@ -1,5 +1,19 @@
 #! /bin/bash
-# file: examples/custom_data_test.sh
+
+#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#
+# PURPOSE:       Test suite for testing the modified custom data, after executing the SETUP_TEMPLATE script.º
+# TITLE:         Custom Data tests
+# AUTHOR:        Jose Gracia
+# VERSION:       See in CHANGELOG.md
+# NOTES:         This script is called by the TESTS_RUNNER.sh script. And it unit tests all the custom data modified
+#                by the SETUP_TEMPLATE script.
+# BASH_VERSION:  5.1.4(1)-release (x86_64-pc-linux-gnu)
+# LICENSE:       see in ../LICENSE (project root) or https://github.com/Josee9988/project-template/blob/master/LICENSE
+# GITHUB:        https://github.com/Josee9988/
+# REPOSITORY:    https://github.com/Josee9988/project-template
+# ISSUES:        https://github.com/Josee9988/project-template/issues
+# MAIL:          jgracia9988@gmail.com
+#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#
 
 TESTS_TRASH_DIR="tests/.ignore.tests_trash"
 USERNAME="FAKE_USERNAME_TESTS"
diff --git a/tests/project_scaffolding_test.sh b/tests/project_scaffolding_test.sh
index 9b36d7e..e6ffb48 100755
--- a/tests/project_scaffolding_test.sh
+++ b/tests/project_scaffolding_test.sh
@@ -1,5 +1,19 @@
 #! /bin/bash
-# file: examples/project_scaffolding_test.sh
+
+#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#
+# PURPOSE:       Test suite for testing the proejct scaffolding after executing the SETUP_TEMPLATE script.
+# TITLE:         Project Scaffolding tests
+# AUTHOR:        Jose Gracia
+# VERSION:       See in CHANGELOG.md
+# NOTES:         This script is called by the TESTS_RUNNER.sh script. And it unit tests the newly generated scaffolding
+#                generated by the SETUP_TEMPLATE script.
+# BASH_VERSION:  5.1.4(1)-release (x86_64-pc-linux-gnu)
+# LICENSE:       see in ../LICENSE (project root) or https://github.com/Josee9988/project-template/blob/master/LICENSE
+# GITHUB:        https://github.com/Josee9988/
+# REPOSITORY:    https://github.com/Josee9988/project-template
+# ISSUES:        https://github.com/Josee9988/project-template/issues
+# MAIL:          jgracia9988@gmail.com
+#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#
 
 TESTS_TRASH_DIR="tests/.ignore.tests_trash"
 USERNAME="FAKE_USERNAME_TESTS"