feat(steps-lib): add is_executable function & test

Author: jsjoeio

ci/steps/steps-lib.sh

@@ -35,3 +35,13 @@ file_exists() {
     echo 1
   fi
 }
+
+# Checks whether a file is executable.
+is_executable() {
+  local file="${1:-}"
+  if [ -f "${file}" ] && [ -r "${file}" ] && [ -x "${file}" ]; then
+    echo 0
+  else
+    echo 1
+  fi
+}

test/scripts/steps-lib.bats

@@ -33,4 +33,14 @@ source "$SCRIPT"
 @test "file_exists should 0 if file exists" {
   run file_exists "steps-lib.bats"
   [ "$output" = 0 ]
+}
+
+@test "is_executable should 1 if file isn't executable" {
+  run is_executable "hello-asfd.sh"
+  [ "$output" = 1 ]
+}
+
+@test "is_executable should 0 if file is executable" {
+  run is_executable "$SCRIPT"
+  [ "$output" = 0 ]
 }