Fix running script from other directory

.github/workflows/test-pr.yml

@@ -17,4 +17,4 @@ jobs:
     runs-on: ${{matrix.runs-on}}
     steps:
       - uses: actions/checkout@v4
-      - run: ./backport.functions_tests
+      - run: ./test_scripts

backport

@@ -22,21 +22,23 @@ function usage() {
   echo "    - create a PR from the new branch to 5.2.z branch with body and labels from the original PR (if found)"
 }
 
+SCRIPT_DIR=$(readlink -f "$0")
+SCRIPT_DIR="$(dirname "${SCRIPT_DIR}")"
 # shellcheck source=/dev/null
-. backport.functions
+. "${SCRIPT_DIR}"/backport.functions
 
 check_command() {
   if ! [ -x "$(command -v "$1")" ]; then
     echo "Error: '$1' tool required - $2"
-    exit 2
+    exit 1
   fi
 }
 
 check_command "gh" "https://cli.github.com/"
 
 if [[ $# -lt 2 || $# -gt 5 ]]; then
   usage
-  exit 1
+  exit 2
 fi
 
 get_opts() {

backport.functions_tests

@@ -1,7 +1,8 @@
 #!/usr/bin/env bash
 
 set -eu
-SCRIPT_DIR="$(dirname "$(readlink -f "$0")")"
+SCRIPT_DIR=$(readlink -f "$0")
+SCRIPT_DIR="$(dirname "${SCRIPT_DIR}")"
 
 # Source the latest version of assert.sh unit testing library and include in current shell
 curl --silent https://raw.githubusercontent.com/hazelcast/assert.sh/main/assert.sh --output assert.sh
@@ -11,7 +12,8 @@ curl --silent https://raw.githubusercontent.com/hazelcast/assert.sh/main/assert.
 # . <(echo "${assert_script_content}")
 # But this doesn't work on the MacOS GitHub runner (but does on MacOS locally)
 . assert.sh
-. "$SCRIPT_DIR"/backport.functions
+# shellcheck source=/dev/null
+. "${SCRIPT_DIR}"/backport.functions
 
 TESTS_RESULT=0
 

backport_tests

@@ -0,0 +1,37 @@
+#!/usr/bin/env bash
+
+set -eu
+SCRIPT_DIR=$(readlink -f "$0")
+SCRIPT_DIR="$(dirname "${SCRIPT_DIR}")"
+
+# Source the latest version of assert.sh unit testing library and include in current shell
+curl --silent https://raw.githubusercontent.com/hazelcast/assert.sh/main/assert.sh --output assert.sh
+
+# shellcheck source=/dev/null
+# You _should_ be able to avoid a temporary file with something like
+# . <(echo "${assert_script_content}")
+# But this doesn't work on the MacOS GitHub runner (but does on MacOS locally)
+. assert.sh
+# shellcheck source=/dev/null
+# . "${SCRIPT_DIR}"/backport
+
+TESTS_RESULT=0
+
+function test_get_exit_code {
+  local expected_exit_code=$1
+  local backport_arguments=( "${@:2:99}" )
+  local actual_exit_code
+  ("${SCRIPT_DIR}"/backport "${backport_arguments[@]:-}") && true
+  actual_exit_code=$?
+  local msg="Expected exit code with arguments \"${backport_arguments[*]:-}\" should be equal to \"${expected_exit_code}\""
+  assert_eq "${expected_exit_code}" "${actual_exit_code}" "${msg}" && log_success "${msg}" || TESTS_RESULT=$?
+}
+
+log_header "Tests exit code"
+# https://github.com/hazelcast/backport/issues/10
+# Find location of a temp directory, where script is _unlikely_ to exist
+TMPDIR=$(mktemp)
+TMPDIR="$(dirname "${TMPDIR}")"
+(cd "${TMPDIR}"; test_get_exit_code 2)
+
+assert_eq 0 "${TESTS_RESULT}" "All tests should pass"

test_scripts

@@ -0,0 +1,6 @@
+#!/usr/bin/env bash
+
+SCRIPT_DIR=$(readlink -f "$0")
+SCRIPT_DIR="$(dirname "${SCRIPT_DIR}")"
+
+find "$SCRIPT_DIR" -name "*_tests" -print0 | xargs -0 -n1 bash