#!/bin/bash

CURRENT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
source $CURRENT_DIR/common.sh

SOURCE_DIR=$PWD

BUILDPATH=$SOURCE_DIR"/build/testcc"
COVERAGE_DIR=$SOURCE_DIR"/build/testcc-info"
HTML_RESULTS_DIR=$SOURCE_DIR"/build/testcc-html"
COVERAGE_FILTER="*Qt*.framework* *Xcode.app* *.moc *moc_*.cpp */test/* *qrc_* ui_* *qt.headers */build/* *main*.* *c++*"

info "Getting .pro file"
PRO_FILE=$(ls *.pro)

# Ensuring server-sdk wont be filtered out for server-sdk
NAME=$( basename $PWD )
if [ "$NAME" != "server-sdk" ]; then 
  COVERAGE_FILTER+=" *server-sdk*"
fi

# Ensuring 'src' dir exists
if [ ! -d src ]; then
  fail "'src' dir does not exists. ${BLUE}Expecting 'src' dir with c++ source code${NC}"      
else 
  pass "src dir exits"
fi

# Ensuring PRO_FILE exists
if [ ! -f $PRO_FILE ]; then
  fail ".pro file does not exists: " $PRO_FILE
else 
  pass ".pro file: " $PRO_FILE
fi



info "Creating: $BUILDPATH"
mkdir -p $BUILDPATH
cd $BUILDPATH

info "Generate makefile with coverage option"
qmake $SOURCE_DIR/$PRO_FILE "QMAKE_CXXFLAGS += --coverage" "QMAKE_LFLAGS += --coverage"

info "Remove previous *.gcda files"
find $BUILDPATH -name *.gcda -exec rm "{}" \;

info "Build"
make -j4 # build

info "Run unittests"
make check test


echo "--------------------"
echo "Source           : $SRCDIR"
echo "Build            : $BUILDPATH"
echo "Makeflags        : $MAKEFLAGS"
echo "COVERAGE_DIR     : $COVERAGE_DIR"
echo "SOURCE_DIR       :  $SOURCE_DIR"
echo "HTML_RESULTS_DIR : $HTML_RESULTS_DIR"
echo "COVERAGE_FILTER  : $COVERAGE_FILTER"
echo "--------------------"

#exit 0

info "Create dummy files to ensure not tested class are acounted"
find $BUILDPATH -name "*.gcno" -exec sh -c 'touch -a "${1%.gcno}.gcda"' _ {} \;
mkdir -p $COVERAGE_DIR

info "Make dir 'codecoverage' clean"
rm -f $COVERAGE_DIR/*.*
rm -rf $HTML_RESULTS_DIR


info "Copy .gc?? file from $BUILDPATH into 'codecoverage' dir"
find $BUILDPATH -name *.gc?? -exec cp "{}" $COVERAGE_DIR \;


##########################
# RUN LCOV
##########################

# ${1} is the directory containing the .gcno files (%{PROJBUILD} in Qt Creator)
LCOV=lcov
GENHTML=genhtml
BROWSER="/Applications/Google Chrome.app/Contents/MacOS/Google Chrome"
info "Generating initial code coverage info report"
cd $BUILDPATH
${LCOV} -d ${BUILDPATH} -c -o ${COVERAGE_DIR}/coverage.info

info "Filtering code coverage info report"
${LCOV} -r ${COVERAGE_DIR}/coverage.info $COVERAGE_FILTER -o ${COVERAGE_DIR}/coverage-filtered.info

info "Creating html output"
mkdir -p ${HTML_RESULTS_DIR}
cd $BUILDPATH
"${GENHTML}" -o "${HTML_RESULTS_DIR}" "${COVERAGE_DIR}/coverage-filtered.info"

info "Reseting coverage counts"
"${LCOV}" -d "${COVERAGE_DIR}" -z

if [ "$1" == "open" ]; then
  open "${HTML_RESULTS_DIR}/index.html" &
fi