1#!/bin/bash 2# 3# Copyright (C) 2013 The Android Open Source Project 4# 5# Licensed under the Apache License, Version 2.0 (the "License"); 6# you may not use this file except in compliance with the License. 7# You may obtain a copy of the License at 8# 9# http://www.apache.org/licenses/LICENSE-2.0 10# 11# Unless required by applicable law or agreed to in writing, software 12# distributed under the License is distributed on an "AS IS" BASIS, 13# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14# See the License for the specific language governing permissions and 15# limitations under the License. 16 17# NB This test is likely to be flakey. It attempts to merge random 18# DEX files from the Android build tree. 19 20# Find dx.jar from dx in the android dev tree 21prog=`which dx` 22progdir=`dirname "${prog}"` 23dxjar=$progdir/../framework/dx.jar 24 25for i in "$dxjar"; do 26 if [ ! -r $i ]; then 27 echo Missing dependency $i. Build dx-tests. 28 exit 1 29 fi 30done 31 32# Find all files that could contain dex bytecode. 33candidates=`find "$ANDROID_BUILD_TOP/out" -name '*.dex' -o -name '*.jar' -o -name '*.apk'` 34validdexes=() 35checksums=() 36for dex in $candidates; do 37 if [[ "$dex" = *"core"* ]]; then 38 # Ignoring core files as hit limits of merging capability. 39 continue 40 fi 41 42 # Filter out jar files and apks that do not unzip or contain a 43 # classes.dex file. DexMerger assumes file contents based on the 44 # file extension. Android build names some DEX files with a .jar 45 # extension and this raises an exception in DexMerger as it fails 46 # to unzip them. 47 if [[ "$dex" == *"jar" || "$dex" == *"apk" ]]; then 48 unzip -l "$dex" 2>&1 | grep -q -m 1 classes.dex 49 if [[ $? != 0 ]]; then 50 continue 51 fi 52 fi 53 54 # Skip duplicate files 55 checksum=`shasum "$dex" | sed -e 's/ .*//' -e 's/^/_/'` 56 if [[ "$checksums[$checksum]" == "$checksum" ]]; then 57 continue 58 fi 59 checksums[$checksum]=$checksum 60 61 dexdump -c $dex >/dev/null 2>&1 62 if [ $? -eq 0 ]; then 63 validdexes+=("$dex") 64 fi 65done 66 67if [ ${#validdexes[@]} -eq 0 ]; then 68 echo No valid DEX files found. 69 exit 1 70fi 71 72java -cp .:$dxjar -ea -esa com.android.dx.merge.MergeTest "${validdexes[@]}" > /dev/null 73