Test program versions

tests.sh

@@ -2,53 +2,53 @@
 # Shellcheck the script
 # Note: using bash for more power in testing (the final user doesn't need it).
 
+# Global Variables
+G_NANO_VERSION=""
+G_SHELLCHECK_VERSION=""
+
 # Functions
 
-# Test Version
+# Compare Version
-# Receives two parameters in x.x.x format.
+# Compare the first version (x.x.x format) against second one.
-# Returns true or false
+# Returns true if $1 => $2, false otherwise.
 # Sources:
 #  https://unix.stackexchange.com/questions/285924/how-to-compare-a-programs-version-in-a-shell-script
 #  https://stackoverflow.com/questions/4023830/how-to-compare-two-strings-in-dot-separated-version-format-in-bash
-test_version (){
+# Test table:
+# req   | get   | test  | res
+# ------+-------+-------+-------
+# 2.0.0 | 1.0.0 | 1.0.0 | true
+# 1.0.0 | 2.0.0 | 1.0.0 | false
+# 0.5.3 | 0.5.3 | 0.5.3 | true
+f_compare_version(){
+  local required_v="$1"
+  local getted_v="$2"
  
+  # First: check if equal
+  if [ "$required_v" = "$getted_v" ]; then
+    return true;
+  fi
   
-currentver="$(gcc -dumpversion)"
+  # Second: check if greater or lesser
-requiredver="5.0.0"
+  local test_v=$(printf "%s\n%s" "$greater_v" "$lesser_v" | sort -V | head -n 1)
- if [ "$(printf '%s\n' "$requiredver" "$currentver" | sort -V | head -n1)" = "$requiredver" ]; then 
+  case $test_v in
-        echo "Greater than or equal to 5.0.0"
+    $getted_v) return true;
- else
+    $required_v) return false;
-        echo "Less than 5.0.0"
+    *) return false;
- fi
+  esac
-
-###################
-
-verlte() {
-    [  "$1" = "`echo -e "$1\n$2" | sort -V | head -n1`" ]
 }
 
-verlt() {
+# Test Functions
-    [ "$1" = "$2" ] && return 1 || verlte $1 $2
+
+f_test_nano_version() {
+  local version="nano --version | cut -d ' ' -f 4"
+  return f_compare_version $G_NANO_VERSION $version
 }
 
-##################
+f_test_nano_version() {
-
+  local version="nano --version | cut -d ' ' -f 8"
-
+  return f_compare_version $G_SHELLCHECK_VERSION $version
-
-
 }
 
-
-# Tests
-
-get_nano_version () {
-  local tested_version=""
-  # x.x.x
-  local actual_version="nano --version | cut -d ' ' -f 4"
-}
-
-nano --version
-shellcheck --version
-
 # ....shellcheck -f diff *.sh | git apply | git commit -a -m "Shellcheck fast corrections"
 shellcheck *.sh