#! /bin/bash

# Copyright (C) 2009 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#       http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

if [ -z "${CTS_ROOT}" ]; then
# CONFIGURATION
# Set this variable to the root of unzipped CTS directory
# This only needs to be changed if this script has been moved
CTS_ROOT="$(dirname $0)/.."
fi;

# ----------------------------------------------------------------------------
# END OF CONFIGURATION SECTION
# ----------------------------------------------------------------------------

checkDir() {
    if [ ! -d $1 ]; then
        echo "$2"
        exit
    fi;
}


checkFile() {
    if [ ! -f "$1" ]; then
        echo "Unable to locate $1."
        exit
    fi;
}

checkPath() {
    if ! type -P $1 &> /dev/null; then
        echo "Unable to find $1 in path."
        exit
    fi;
}

checkDir ${CTS_ROOT} "Error: Cannot locate CTS in \"${CTS_DIR}\". Please check your configuration in $0"

DDM_LIB=${CTS_ROOT}/tools/ddmlib-prebuilt.jar
CTS_LIB=${CTS_ROOT}/tools/cts.jar
JUNIT_LIB=${CTS_ROOT}/tools/junit.jar
HOSTTEST_LIB=${CTS_ROOT}/tools/hosttestlib.jar

checkFile ${DDM_LIB}
checkFile ${CTS_LIB}
checkFile ${JUNIT_LIB}
checkFile ${HOSTTEST_LIB}

JARS=${CTS_LIB}:${DDM_LIB}:${JUNIT_LIB}:${HOSTTEST_LIB}

# Add SDK_ROOT to the PATH for backwards compatibility with prior startcts
# commands that required SDK_ROOT to find adb.
if [ -n "${SDK_ROOT}" ]; then
  PATH=${SDK_ROOT}/platform-tools:${SDK_ROOT}/tools:${PATH}
fi

checkPath adb

# options for the JVM
JAVA_OPTS="-Xmx512M"
# configuration supplied as single argument
CONFIG=
# configuration supplied with --config option
DDCONFIG=

if [ $# -eq 1 ]; then
    # single argument specifies configuration file
    :
else
    if [ $(echo "$*" | grep -c -e --config -) -gt 0 ]; then
        # --config supplied on command line
        :
    else
        if [ $# -eq 0 ]; then
            # no arguments; supply config as single argument
            CONFIG=${CTS_ROOT}/repository/host_config.xml
        else
            # no config; append --config to existing command line
            DDCONFIG="--config ${CTS_ROOT}/repository/host_config.xml"
        fi;
    fi;
fi;

java ${JAVA_OPTS} -cp ${JARS} com.android.cts.TestHost ${CONFIG} "$@" ${DDCONFIG}