Use to automatically pull and test when doing a git checkout.

README

Add the shell script to .git/hooks/post-checkout
chmod +x .git/hooks/post-checkout
Try it out!

Give feedback on improvements :)

post-checkout

#!/bin/bash
echo "Post checkout hook running..."

# Exit early if this was only a file checkout, not a branch change ($3 == 1)
[[ $3 == 0 ]] && exit 0

# Check if the local branch is behind the remote
LOCAL=$(git rev-parse @)
REMOTE=$(git rev-parse @{u} 2> /dev/null)
BASE=$(git merge-base @ @{u} 2> /dev/null)

BRANCH=$(git rev-parse --abbrev-ref HEAD)

if [[ "$LOCAL" != "$REMOTE" && "$LOCAL" = "$BASE" ]]; then
  echo "You are behind origin, pulling from origin."
  echo "git pull origin $BRANCH"
  git pull origin $BRANCH
fi

# Allows us to read user input below, assigns stdin to keyboard
exec < /dev/tty

# Run bin/test?
if [ -f bin/test ]; then
    echo
    echo "Do you wish to run bin/test?"
    select yn in "Yes" "No"; do
        case $yn in
            Yes ) ./bin/test; break;;
            No ) exit;;
        esac
    done
fi

# Put stdin back
exec <&-

echo "Done running post checkout hook."