gotest

#!/bin/bash

set -eu

find_go_mod() {
    cwd="$(pwd)"

    while :; do
        if [ -e "$cwd/go.mod" ]; then
            echo $cwd
            return
        elif [ "$cwd" = "/" ]; then
            echo "E: go.mod not found in parent path. Aborting!"
            exit 1
        else
            cwd="$(dirname "$cwd")"
        fi
    done
}

projectroot="$(find_go_mod)"
cov_dir="${projectroot}/coverage"
mkdir -p "${cov_dir}"

# start http server on 6061 if none
if ! $(nc -z localhost 6061); then
    nohup python3 -m http.server --directory "${cov_dir}" 6061 1>/dev/null 2>&1 &
fi

go test $@ -coverprofile="${cov_dir}/coverage.out" -coverpkg=./...
grep -vE testutils "${cov_dir}/coverage.out" > "${cov_dir}/coverage.out.filtered"
go tool cover -html="${cov_dir}/coverage.out.filtered" -o "${cov_dir}/index.html"
echo "Coverage report available at http://localhost:6061/index.html"