gcovr.chevre

#!/bin/bash

options="$(echo "$@" | jq -r .options | not is_null)"
compiler="$(get_compiler)"
includes="-Isrc -Ibuild/include $(get_includes source_dependencies)"
test_includes="-Isrc -Ibuild/include $(get_includes identity)"
links="-Lbuild/lib $(get_module_links identity) $(get_links identity) $(get_static_links identity | non_empty | map link_statically)"
date="$(date +%s)"

coverage_file()
{
	echo "build/$1.gcno"
}

get_coverage_file()
{
	echo "$1" | tr '.' ' ' | map coverage_file
}

has_coverage_data()
{
	test -f "$(get_coverage_file "$1")" || (echo "$1" | grep "^test/")
}

has_object_and_coverage_data()
{
	has_object "$1" && has_coverage_data "$1"
}

coverage_flags()
{
	echo -fprofile-arcs -ftest-coverage
}

get_includes()
{
	echo "$includes"
}

get_test_includes()
{
	echo "$test_includes"
}

compile()
{
	verbose $compiler -c $($1) -o $(get_output "$4") $($2 $4) $($3) $4

	if [[ $? -eq 0 ]]; then
		generate_hash "$4" >> build/hashes
	fi
}

link()
{
	verbose $(echo "$compiler" | map first) --coverage -o $(get_executable "$1") $1 $(all_sources | map get_output | not is_executable_object) -lgcov $links
}

run_test()
{
	echo "$1"
	$1 &> /dev/null
}

mkdir -p build/gcovr/build/bin
copy_all src build/gcovr
copy_all test build/gcovr
copy_all build/lib build/gcovr/build
copy_all build/include build/gcovr/build

cd build/gcovr
filter_old_hashes has_object_and_coverage_data
get_missing_sources src | map remove_hash | map make_directory | parmap compile coverage_flags blank get_includes
get_missing_sources test | map remove_hash | map make_directory | parmap compile blank include_source get_test_includes
get_sources test | map get_output | filter is_executable_object | map link
get_sources test | map get_output | filter is_executable_object | map get_executable | map run_test
mkdir $date
rm -f latest
ln -s $date latest
verbose gcovr -s -r . --html --html-details $options -o "$date/coverage_report.html"