#!/bin/sh

set -eu

GO_TEST_ARGS="-covermode=count"
RUN_ERRCHECK=""
if [ $# -eq 1 ] && [ "$1" = "-slow" ]; then
    GO_TEST_ARGS="-race -covermode=atomic"
    RUN_ERRCHECK="yes"
fi

echo "mode: count" > profile.cov
fail=0
for dir in $(find . -type f -name '*_test.go' | grep -v '^./experimental/' | grep -v '^./releases/' | xargs -n1 dirname | sort -u); do
  go get -t $dir

  if [ "$RUN_ERRCHECK" = "yes" ] && ! errcheck -ignore 'Close' $dir ; then
    fail=1
  fi

  output=$(mktemp cover.XXXXXXXXXX)
  if ! go test $GO_TEST_ARGS -timeout 10s -tags netgo -coverprofile=$output $dir ; then
    fail=1
  fi

  if [ -f $output ]; then
    tail -n +2 <$output >>profile.cov
    rm $output
  fi
done
go tool cover -html=profile.cov -o=coverage.html
exit $fail