1 #!/bin/sh 2 # Copyright (C) 2014 The Android Open Source Project 3 # 4 # Licensed under the Apache License, Version 2.0 (the "License"); 5 # you may not use this file except in compliance with the License. 6 # You may obtain a copy of the License at 7 # 8 # http://www.apache.org/licenses/LICENSE-2.0 9 # 10 # Unless required by applicable law or agreed to in writing, software 11 # distributed under the License is distributed on an "AS IS" BASIS, 12 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 # See the License for the specific language governing permissions and 14 # limitations under the License. 15 16 # 17 # acov is a tool for gathering coverage information from a device and generating 18 # a report from that information. To use: 19 # 20 # 1. sudo apt-get install lcov 21 # 2. Build application/library with coverage information. 22 # 3. Push the new binaries to the device. 23 # 4. Run tests with the additional environment variables: 24 # * GCOV_PREFIX=/data/local/tmp/gcov 25 # * GCOV_PREFIX_STRIP=`echo $(ANDROID_BUILD_TOP) | grep -o / | wc -l` 26 # 5. Run `acov`. 27 # 28 # acov will pull all coverage information from the device, push it to the right 29 # directories, run lcov, and display the coverage report (currently by opening 30 # it in your browser). 31 # 32 33 if [ "$1" = "--clean" ]; then 34 find $ANDROID_HOST_OUT \( -name '*.gcda' -o -name '*.gcno' \) -delete 35 find $ANDROID_PRODUCT_OUT \( -name '*.gcda' -o -name '*.gcno' \) -delete 36 exit 0 37 fi 38 39 if [ "$1" = "--prep" ]; then 40 if [ -d "$ANDROID_HOST_OUT" ]; then 41 find $ANDROID_HOST_OUT -name '*.gcda' -delete 42 fi 43 44 if [ -d "$ANDROID_PRODUCT_OUT" ]; then 45 find $ANDROID_PRODUCT_OUT -name '*.gcda' -delete 46 fi 47 48 exit 0 49 fi 50 51 which lcov >/dev/null 2>/dev/null 52 if [ $? -ne 0 ]; then 53 echo 'lcov not found: running `sudo apt-get install lcov`' 54 sudo apt-get install lcov 55 fi 56 57 HOST=false 58 ANDROID_OUT=$ANDROID_PRODUCT_OUT 59 EXTRA_ARGS="$@" 60 if [ "$1" = "--host" ]; then 61 HOST=true 62 ANDROID_OUT=$ANDROID_HOST_OUT 63 EXTRA_ARGS="--gcov-tool=/usr/bin/gcov-4.6 ${@:2}" 64 fi 65 66 cd $ANDROID_BUILD_TOP 67 FILE=cov.info 68 DIR=$(mktemp -d covreport-XXXXXX) 69 70 if [ "$HOST" = "false" ]; then 71 adb pull /data/local/tmp/gcov 72 fi 73 74 lcov -c -d $ANDROID_OUT -o $DIR/$FILE $EXTRA_ARGS 75 echo "Generating coverage report at $DIR" 76 genhtml -q -o $DIR $DIR/$FILE 77 xdg-open $DIR/index.html >/dev/null 78