file that will generate test coverage for a given test

generate_coverage.sh

#!/bin/bash

# variables
PROJECT_BUILD_DIR=/vagrant/project/cmake-debug-build
DEVTOOLSET_DIR=/opt/rh/devtoolset-3
OUTPUT_DIR=/$HOME/html-out
TARGET=$1
TRACEFILE=$TARGET.info.cleaned

echo -e "Creating coverage for target \e[1m\"$1\"\e[0m..."

# ensure arg count is 1
if [ $# -ne 1 ]
then
    echo -e "\e[31mCould not create coverage because of invalid arg count - $#\e[0m"
    echo -e "\e[31mPlease pass the target to generate coverage on.\e[0m"
    exit 1
fi

# check if project directory exists
if [ ! -d $PROJECT_BUILD_DIR ]
then
    echo -e "\e[31mProject directory does not exist. Please create it and try again\e[0m"
    echo -e "\e[31mExpected project directory = $PROJECT_BUILD_DIR\e[0m"
    exit 1
fi

# check if devtoolset exists
if [ ! -x $DEVTOOLSET_DIR/enable ]
then
    echo -e "\e[31mDevtoolset does not exist or is not in expected location.\e[0m"
    echo -e "\e[31mExpected devtoolset location = $DEVTOOLSET_DIR\e[0m"
    exit 1
fi

source $DEVTOOLSET_DIR/enable

# show c++ compiler
echo "c++ compiler: $(which g++)"

# build target and generate coverage
# TODO: should we generate makefile if it doesn't exist?
cd $PROJECT_BUILD_DIR
if make --jobs=8 $TARGET  && genhtml --output-directory $OUTPUT_DIR $TRACEFILE
then
    echo -e "\e[32mSuccessfully created coverage for \e[1m\"$TARGET\"\e[0m"
else
    echo -e "\e[31mFailed to created coverage for \e[1m\"$TARGET\"\e[0m"
fi

💡 Should allow $1 (the target) to be defaulted to all