tests/utils/utils.sh

   1 #!/bin/bash
   2 #
   3 # SPDX-License-Identifier: MIT
   4 #
   5 # SPDX-FileCopyrightText: 2020 Michael Jeanson <mjeanson@efficios.com>
   6 #
   7
   8 # This file is meant to be sourced at the start of shell script-based tests.
   9
  10
  11 # Error out when encountering an undefined variable
  12 set -u
  13
  14 # If "readlink -f" is available, get a resolved absolute path to the
  15 # tests source dir, otherwise make do with a relative path.
  16 scriptdir="$(dirname "${BASH_SOURCE[0]}")"
  17 if readlink -f "." >/dev/null 2>&1; then
  18         testsdir=$(readlink -f "$scriptdir/..")
  19 else
  20         testsdir="$scriptdir/.."
  21 fi
  22
  23 # Allow overriding the source and build directories
  24 if [ "x${RSEQ_TESTS_SRCDIR:-}" = "x" ]; then
  25         RSEQ_TESTS_SRCDIR="$testsdir"
  26 fi
  27 export RSEQ_TESTS_SRCDIR
  28
  29 if [ "x${RSEQ_TESTS_BUILDDIR:-}" = "x" ]; then
  30         RSEQ_TESTS_BUILDDIR="$testsdir"
  31 fi
  32 export RSEQ_TESTS_BUILDDIR
  33
  34 # By default, it will not source tap.sh.  If you to tap output directly from
  35 # the test script, define the 'SH_TAP' variable to '1' before sourcing this
  36 # script.
  37 if [ "x${SH_TAP:-}" = x1 ]; then
  38         # shellcheck source=./tap.sh
  39         . "${RSEQ_TESTS_SRCDIR}/utils/tap.sh"
  40 fi