Integration of terramodtest 0.5.0 (#48)

Author: yupwei68

.travis.yml

@@ -13,7 +13,7 @@ services:
   - docker
 
 env:
-  - TERRAFORM_VERSION=0.12.10 IMAGE_NAME=azure-network-security-group-module
+  - TERRAFORM_VERSION=0.12.20 IMAGE_NAME=azure-network-security-group-module
 
 jobs:
   include:

Dockerfile

@@ -1,5 +1,5 @@
 # Pull the base image with given version.
-ARG BUILD_TERRAFORM_VERSION="0.12.10"
+ARG BUILD_TERRAFORM_VERSION="0.12.20"
 FROM mcr.microsoft.com/terraform-test:${BUILD_TERRAFORM_VERSION}
 
 ARG MODULE_NAME="terraform-azurerm-network-security-group"
@@ -32,7 +32,5 @@ WORKDIR /go/src/${MODULE_NAME}
 ENV GOPATH /go
 ENV PATH /usr/local/go/bin:$GOPATH/bin:$PATH
 RUN /bin/bash -c "curl https://raw.githubusercontent.com/golang/dep/master/install.sh | sh"
-RUN /bin/bash -c "go get -v github.com/gruntwork-io/terratest/modules/terraform"
-RUN terraform init
 
 RUN ["bundle", "install", "--gemfile", "./Gemfile"]

Gemfile

@@ -1,9 +1,7 @@
-ruby "~> 2.3.0"
-
 source 'https://rubygems.org/'
 
 group :test do
   git 'https://github.com/Azure/terramodtest.git' do
-    gem 'terramodtest', :tag => 'v0.3.0'
+    gem 'terramodtest', tag: '0.5.0'
   end
 end

README.md

@@ -120,7 +120,7 @@ Then simply run it in local shell:
 $ cd $GOPATH/src/{directory_name}/
 $ bundle install
 $ rake build
-$ rake e2e
+$ rake full
 ```
 
 ### Docker