Test

#!/usr/bin/env bash
set -e -o pipefail
trap 'e=$?; echo 1>&2 "FAILED!"; exit $e' 0

clean=false
unittest_only=false
while true; do case "$1" in
    -C)     shift; clean=true;;
    -U)     shift; unittest_only=true;;
    *)      break;;
esac; done

basedir="$(cd "$(dirname "$BASH_SOURCE")" && pwd -P)"
cd "$basedir"
$clean && rm -rf .build
#   We default to python2 for testing since this should run anywhere.
#   You may add your own .python link to the interpreter of your choice.
[[ -L .python ]] || {
    echo "No .python link found: setting test interpreter to python2."
    py=$(type -P python2) || {
        echo 1>&2 "ERROR: Failed to find python2"; exit 1; }
    echo ".python → $py"
    ln -s "$py" .python
}
source pactivate -q

echo ===== Unit Tests
PYTHONPATH="$basedir/bin" \
HOME="${basedir}/t/home" \
    pytest -q "$@" t/t[0-9]*.py
$unittest_only && { trap '' 0; exit 0; }

echo ===== Functional Tests
export HOME="${basedir}/t/home"
export PATH="${basedir}/bin:$PATH"
. ${basedir}/dot/bashrc.inb4

echo '----- without subpath'
diff -u <<. - <(cpd -l a _cpd_p 2>&1)
$HOME/_cpd_p1/abc
$HOME/_cpd_p2/abc
.

echo '----- with subpath'
diff -u <<. - <(cpd -l _cpd a /[dg])
$HOME/_cpd_p1/abc/def
$HOME/_cpd_p1/abc/ghi
$HOME/_cpd_q1/abc/ghi
.

echo '----- graceful pipeline fail'
#   Test that we gracefully handle a pipeline process reading our output
#   terminating before reading it all (IOError: [Errno 32] Broken pipe).
#   We rely on /usr/share/* being present and having a lot of files under
#   it to make cpd generate more than 4K of output so we can trigger
#   the problem.
cpd -l --project-paths-file t/long-project-paths \? | head -1 > /dev/null

echo '----- lint for 2- vs. 3-isms'
[[ $(python --version 2>&1) = 'Python 2'* ]] \
    && python -3 -Qwarnall -W error -W ignore::DeprecationWarning \
                  ${basedir}/bin/cpd.py >/dev/null

trap '' 0