gtcov

gtcov

#!/bin/sh
# Produce an HTML file displaying code coverage. Dependencies:
# - cloc (apt-get install cloc)
# - cover (go get code.google.com/p/go.tools/cmd/cover)

if [ -z "$1" ]; then
	PKG=""
else
	PKG=$1
fi

BROWSER=firefox
BROWSER_ARGS="-new-tab"
OUTBASE=cover
SLOC="$(cloc . | grep ^Go | awk '{print $5}')"

echo "$SLOC lines of code."
go test -test.covermode count -test.coverprofile ${OUTBASE}.out $PKG
if [ -e ${OUTBASE}.out ]; then
	go tool cover -html ${OUTBASE}.out -o ${OUTBASE}.html
	if [ -e ${OUTBASE}.html ]; then
		$BROWSER $BROWSER_ARGS file://$(pwd)/${OUTBASE}.html
		# rm ${OUTBASE}.html
	else
		echo "No HTML file was generated."
	fi
	rm ${OUTBASE}.out
else
	echo "No coverage profile generated."
fi