test: add test-docker rule (#742)

* test: add test-docker rule

Dockerfile

@@ -1,11 +1,14 @@
 FROM php:7.4
 
+RUN apt-get update -y && apt-get install -y zip
+
 RUN mkdir /twilio
 WORKDIR /twilio
+ENV PATH="vendor/bin:$PATH"
 
 COPY src src
+COPY tests tests
 COPY composer* ./
 
-RUN curl --silent --show-error https://getcomposer.org/installer | php
-RUN mv composer.phar /usr/local/bin/composer
-RUN composer install --no-dev
+COPY --from=composer:latest /usr/bin/composer /usr/local/bin/composer
+RUN composer install --prefer-dist

Makefile

@@ -1,5 +1,6 @@
 # Twilio API helper library.
 # See LICENSE file for copyright and license details.
+.PHONY: all clean install test test-docker docs authors docker-dev-build docker-dev-clean docker-dev-test
 
 COMPOSER = $(shell which composer)
 ifeq ($(strip $(COMPOSER)),)
@@ -21,6 +22,10 @@ vendor: install
 test:
 	@PATH=vendor/bin:$(PATH) phpunit -d memory_limit=512M --strict-coverage --disallow-test-output --colors --configuration tests/phpunit.xml --coverage-clover=coverage.xml
 
+test-docker:
+	docker build -t twilio/twilio-php .
+	docker run twilio/twilio-php phpunit -d memory_limit=512M --disallow-test-output --colors --configuration tests/phpunit.xml
+
 PHPDOX_DIR=vendor-theseer
 docs-install:
 	COMPOSER_VENDOR_DIR=${PHPDOX_DIR} composer require --dev theseer/phpdox:\^0.12.0
@@ -57,5 +62,3 @@ docker-dev-clean:
 
 docker-dev-test:
 	docker exec -t twilio_php${VERSION} /bin/bash -c 'make all'
-
-.PHONY: all clean install test docs authors docker-dev-build docker-dev-clean docker-dev-test