#!/bin/bash

# Copyright (c) 2015 Uber Technologies, Inc.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.

given_or_clone()
{
    if [ -z "$1" ]; then
        name=$(basename "$2")
        TCHANNEL_TEST_DIR=$(mktemp -d -t tchannel-link-"$name".XXXXXX)
        git clone "$2" "$TCHANNEL_TEST_DIR"
    else
        TCHANNEL_TEST_DIR=$1
    fi
}

function copy_test_config()
{
    if [ -n "$TCHANNEL_TEST_CONFIG" ]; then
        for part in $(eval "echo $TCHANNEL_TEST_CONFIG"); do
            dest_part="$TCHANNEL_TEST_DIR/from_tchannel_$(echo "$part" | tr '/' '_')"
            cp -fv "$part" "$dest_part"
        done
        TCHANNEL_TEST_CONFIG=from_tchannel_$(echo "$TCHANNEL_TEST_CONFIG" | tr '/' '_')
        export TCHANNEL_TEST_CONFIG
    fi
}