#!/bin/bash
#
# Copyright (C) 2013 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.

# Stop if something fails.
set -e

JAVAC_SOURCE=1.7
JAVAC_TARGET=1.8
JAVAC_OPTIONS="-Xlint:-options -source ${JAVAC_SOURCE} -target ${JAVAC_TARGET}"

# Write out classes

${JAVAC} ${JAVAC_OPTIONS} ClassGen.java

mkdir src
mkdir classes

# Heap size, min and max
MEM=4g

MULTIDEX="--multi-dex"
THREADS="--num-threads=5"

# Extra statistics, use to calibrate test.
#EXTRA="--profile-concurrency"

# Test smaller dex files
#EXTRA="--set-max-idx-number=20000"

# Test GC options
#GC="-JXX:+UseConcMarkSweepGC"

# Limit HW threads
#TASKSET="taskset 0x00000fff

# Number of classes, initial
TEST_SIZE=1000

# number of classes, max
LIMIT=1000

# Number of additional classes per test
STEP=100

# Number of fields per classes
FIELDS=4

# Number of methods per class
METHODS=6

first=1;
while [ $TEST_SIZE -le $LIMIT ]; do
  echo $TEST_SIZE / $LIMIT
  rm -rf out
  mkdir out

  sleep 2
  ${JAVA} -classpath . ClassGen $first $TEST_SIZE $FIELDS $METHODS || exit 1
  first=`expr $TEST_SIZE + 1`

  ${JAVAC} ${JAVAC_OPTIONS} -d classes `find src -name '*.java'` || exit 1
  (cd classes; jar cf ../x.jar `find . -name '*.class'`)
  sleep 3

  start=`date +'%s%N'`
  $TASKSET dx -JXmx$MEM -JXms$MEM $GC --dex $EXTRA --no-optimize $MULTIDEX $THREADS --output=out x.jar || exit 1
  end=`date +'%s%N'`
  nsec=`expr $end - $start`
  msec=`expr $nsec / 1000000`
  TEST_SIZE=`expr $TEST_SIZE + $STEP`
done

echo Yay!
