showcover

#!/bin/bash

# exit on error
set -e

# run go test in each package that contains test files (once per package only)
find -iname "*test.go" -execdir [ ! -e covprof.part ] \; -execdir go test -v -covermode=count -coverprofile=covprof.part \;

# prepare global coverage profile
echo "mode: count" > profile.cov

# join parts (filter header lines)
grep -h -v -F "mode: count" --include=covprof.part -r . >> profile.cov

# generate html report thingie
go tool cover -html=profile.cov

# cleanup
find -name "covprof.part" -exec rm {} \;
rm profile.cov