#!/bin/sh
set -e

if ! command -v virtualenv >/dev/null; then
    echo "$0: virtualenv not installed, skipping python-using tests." 1>&2
    exit 1
fi

SRCDIR="$(dirname "$0")"

# build directory, if different, can be passed as an argument;
# it is expected to point to the equivalent subdirectory of the
# tree as where this script is stored
BUILDDIR="$SRCDIR"
case "$1" in
    ''|-*)
	# not set or looks like a flag to cram
        ;;
    *)
	# looks like the builddir
	BUILDDIR="$1"
	shift
	;;
esac

VENV="$BUILDDIR/virtualenv"
CRAM_BIN="$VENV/bin/cram"
if [ ! -e "$CRAM_BIN" ]; then
    # With "make distcheck", the source directory must be read-only. I
    # patched cram to support that. See upstream ticket at
    # https://bitbucket.org/brodie/cram/issue/9/allow-read-only-directories-for-t
    # -- tv@inktank.com
    virtualenv "$VENV" && $VENV/bin/pip --log "$VENV"/log.txt install "$SRCDIR/downloads/cram-0.5.0ceph.2011-01-14.tar.gz"
fi

SRCDIR_ABS="$(readlink -f "$SRCDIR")"
BUILDDIR_ABS="$(readlink -f "$BUILDDIR")"
FAKE_HOME="$BUILDDIR_ABS/fake_home"
mkdir -p "$FAKE_HOME"

# cram doesn't like seeing the same foo.t basename twice on the same
# run, so run it once per directory
FAILED=0
FAILEDTOOLS=""
for tool in "$SRCDIR"/cli/*; do
    toolname="$(basename "$tool")"
    install -d -m0755 -- "$BUILDDIR/cli/$toolname"
    if ! env -i \
	PATH="$BUILDDIR_ABS/..:$SRCDIR_ABS/..:$PATH" \
	CEPH_CONF=/dev/null \
	CCACHE_DIR="$CCACHE_DIR" \
	CC="$CC" \
	CXX="$CXX" \
	HOME="$FAKE_HOME" \
	"$SRCDIR/run-cli-tests-maybe-unset-ccache" \
	"$CRAM_BIN" -v "$@"  --error-dir="$BUILDDIR/cli/$toolname" -- "$tool"/*.t
    then
	FAILED=1
	FAILEDTOOLS="$FAILEDTOOLS $toolname"
    fi
done

if [ $FAILED -eq 1 ]; then
    echo "Tests that failed: $FAILEDTOOLS"
fi

exit "$FAILED"