Setup PHPUnit for use in the Local by Flywheel app

setup-phpunit.sh

#!/usr/bin/env bash

# ===============================================================================
# Script to install PHPUnit in the Local by Flywheel Mac app
# These packages are installed
# 
#     PHPUnit, git, subversion, composer, curl and wget
# 
# WordPress and the WP_UnitTestCase are installed in the /tmp directory
# The $WP_CORE_DIR and $WP_TESTS_DIR variables are added to the .bashrc file 
# 
# The $WP_CORE_DIR and $WP_TESTS_DIR variables are used by plugins that 
# have their unit tests scaffolded by WP-CLI. It's also set by VVV.
# 
# You only have to run this script once. PHPUnit (and the other packages) 
# are still available next time you ssh into your site.
#  
# This script doesn't install the packages globally in the Local by Flywheel app
# Packages are only installed for the site where you've run this script.
# ===============================================================================


# ===============================================================================
# Instructions
# 
# 1 - Download this file (setup-phpunit.sh) inside your site's /app folder
# curl -O https://gist.github.com/Shelob9/1502bb34741206f48b7c41d0f4ee9734/raw/9e467c984314213b6e7bb9c58ea47a458b0d79fe/setup-phpunit.sh
# 
# 2 - Right click your site in the Local App and click Open Site SSH
# A new terminal window will open
# 
# 3 - Go to your site's /app folder:
# cd /app
# 
# 4 - Run this script
# bash setup-phpunit.sh
# 
# 5 - Reload the .bashrc file
# source ~/.bashrc
#
# 6 - Install tests (run from plugin's bin if is Caldera Forms or similar)
# bash install-wp-tests.sh local root root localhost latest true
# 
# ===============================================================================

if ! ping -c 3 --linger=5 8.8.8.8 >> /dev/null 2>&1; then
	# Bail if there is no internet connection
	printf "Could not install packages\n"
	printf "No network connection detected\n\n"
	exit 1
fi

# Re-synchronize the package index files from their sources
apt-get update -y

# Install packages.

apt-get install -y wget subversion curl php5-cli git

# Install composer
if [[ "/usr/local/bin/composer" != $(which composer) ]]; then
	curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin --filename=composer
	if [[ -f "$HOME/.bashrc" ]]; then
		printf "Adding .composer/vendor/bin to the PATH\n"
		echo 'export PATH="$PATH:$HOME/.composer/vendor/bin"' >> "$HOME/.bashrc"
	fi
else
	printf "composer is already installed\n"
fi

# Install PHPUnit 5.7 instead of version 6 and up
# See ticket https://core.trac.wordpress.org/ticket/39822
if [[ "/usr/local/bin/phpunit" != $(which phpunit) ]]; then
	wget https://phar.phpunit.de/phpunit-5.7.19.phar
	chmod +x phpunit-5.7.19.phar
	mv phpunit-5.7.19.phar /usr/local/bin/phpunit
else
	printf "phpunit is already installed\n" 
fi

# Install WordPress and WP_UnitTestCase
if [[ ! -f "install-wp-tests.sh" ]]; then
	wget "https://raw.githubusercontent.com/wp-cli/scaffold-command/master/templates/install-wp-tests.sh"
fi

if [[ -f "$HOME/.bashrc" ]]; then
	if [[ -z "${WP_TESTS_DIR}" ]]; then
		printf "Setting WP_TESTS_DIR environment variable\n" 
		echo 'export WP_TESTS_DIR=/tmp/wordpress-tests-lib' >> "$HOME/.bashrc"
	fi
	if [[ -z "${WP_CORE_DIR}" ]]; then
		printf "Setting WP_CORE_DIR environment variable\n" 
		echo 'export WP_CORE_DIR=/tmp/wordpress' >> "$HOME/.bashrc"
	fi
fi

if [[ -f "install-wp-tests.sh" ]]; then
	bash "install-wp-tests.sh" "wordpress_test" "root" "root" "localhost"
fi

if [[ -f "$WP_TESTS_DIR/wp-tests-config.php" ]]; then
	# VVV has the tests config outside the $WP_TESTS_DIR dir
	cp "$WP_TESTS_DIR/wp-tests-config.php" "/tmp/wp-tests-config.php"
fi

printf "\nFinished setting up packages\n\n"