run-checks

#!/bin/sh
export LANG=C.UTF-8
export LANGUAGE=en
set -eu

STATIC=""
UNIT=""

case "${1:-all}" in
    all)
        STATIC="yes"
        UNIT="yes"
        ;;
    --static)
        STATIC="yes"
        ;;
    --unit)
        UNIT="yes"
        ;;
    *)
        echo "Wrong flag ${1}. To run a single suite use --static or --unit"
        exit 1
esac

CURRENTTRAP="true"
EXIT_CODE=99
store_exit_code() {
    EXIT_CODE=$?
}
exit_with_exit_code() {
    exit $EXIT_CODE
}
addtrap() {
    CURRENTTRAP="$CURRENTTRAP ; $1"
    trap "store_exit_code; $CURRENTTRAP ; exit_with_exit_code" EXIT
}

endmsg() {
    if [ $EXIT_CODE -eq 0 ]; then
        p="success.txt"
        m="All good, what could possibly go wrong."
    else
        p="failure.txt"
        m="Crushing failure and despair."
    fi
    echo "$m"
}
addtrap endmsg


# Append the coverage profile of a package to the project coverage.
append_coverage() {
    local profile="$1"
    if [ -f $profile ]; then
        cat $profile | grep -v "mode: set" >> .coverage/coverage.out
        rm $profile
    fi
}


echo Installing godeps
go get launchpad.net/godeps
export PATH=$PATH:$GOPATH/bin

echo Obtaining dependencies
godeps -u dependencies.tsv

if [ ! -z "$STATIC" ]; then

    echo Checking docs
    ./mdlint.py *.md

    echo Checking formatting
    fmt=$(gofmt -l .)

    if [ -n "$fmt" ]; then
        echo "Formatting wrong in following files"
        echo "$fmt"
        exit 1
    fi

    # go vet
    echo Running vet
    go vet ./...

    # golint
    echo Install golint
    go get github.com/golang/lint/golint
    export PATH=$PATH:$GOPATH/bin

    echo Running lint
    lint=$(golint ./...)
    if [ -n "$lint" ]; then
        echo "Lint complains:"
        echo "$lint"
        exit 1
    fi

    echo Checking spelling errors
    go get -u github.com/client9/misspell/cmd/misspell
    for file in $(ls | xargs -I % find % -type f); do
        ${GOBIN:-$GOPATH/bin}/misspell -error -i auther $file
    done

    echo Checking for ineffective assignments
    go get -u github.com/gordonklaus/ineffassign
    for file in $(ls | xargs -I % find % -type f); do
        ${GOBIN:-$GOPATH/bin}/ineffassign $file
    done

fi

if [ ! -z "$UNIT" ]; then
    # Prepare the coverage output profile.
    rm -rf .coverage
    mkdir .coverage
    echo "mode: set" > .coverage/coverage.out

    echo Building
    go build -v ./...

    # tests
    echo Running tests from $(pwd)
    for pkg in $(go list ./... | grep -v '/cmds/'); do
        go test -v -coverprofile=.coverage/profile.out $pkg
        append_coverage .coverage/profile.out
    done

fi

UNCLEAN="$(git status -s|grep ^??)" || true
if [ -n "$UNCLEAN" ]; then
    cat <<EOF

There are files left in the git tree after the tests:

$UNCLEAN
EOF
    exit 1
fi