############################################################################### # test_helper.bash # # Test helper for Bats: Bash Automated Testing System. # # https://github.com/sstephenson/bats ############################################################################### setup() { # `$_HOSTS` # # The location of the `hosts` script being tested. export _HOSTS="${BATS_TEST_DIRNAME}/../hosts" export _HOSTS_TEMP_DIR="/tmp" export _HOSTS_TEMP_PATH _HOSTS_TEMP_PATH="$(mktemp ${_HOSTS_TEMP_DIR}/hosts_test.XXXXXX)" || exit 1 cat "${BATS_TEST_DIRNAME}/fixtures/hosts" > "${_HOSTS_TEMP_PATH}" export HOSTS_PATH="${_HOSTS_TEMP_PATH}" # Use empty `hosts` script in environment to avoid depending on `hosts` # being available in `$PATH`. export PATH="${BATS_TEST_DIRNAME}/fixtures/bin:${PATH}" } teardown() { if [[ -n "${_HOSTS_TEMP_PATH}" ]] && [[ -e "${_HOSTS_TEMP_PATH}" ]] && [[ "${_HOSTS_TEMP_PATH}" =~ ^/tmp/hosts_test ]] then rm -f "${_HOSTS_TEMP_DIR}"/hosts_test.* fi } ############################################################################### # Helpers ############################################################################### # _compare() # # Usage: # _compare # # Description: # Compare the content of a variable against an expected value. When used # within a `@test` block the output is only displayed when the test fails. _compare() { local _expected="${1:-}" local _actual="${2:-}" printf "expected:\\n%s\\n" "${_expected}" printf "actual:\\n%s\\n" "${_actual}" }