Rewrite simple test (only grpc output)

examples/dummy/output/export.json

@@ -1,9 +1,11 @@
 {
-  "build-date": "2016-12-15T11:05:13.620228009+01:00",
-  "build-hostname": "moul-rose.local",
-  "build-user": "moul",
-  "pwd": "/Users/moul/Git/moul/protoc-gen-gotemplate/examples/dummy",
+  "build-date": "2016-12-20T11:30:36.474403064+01:00",
+  "build-hostname": "Zoon-MacBook.local",
+  "build-user": "zoon",
+  "go-pwd": "github.com/protoc-gen-gotemplate/examples/dummy",
+  "pwd": "/Users/zoon/Projects/gopath/src/github.com/protoc-gen-gotemplate/examples/dummy",
   "debug": false,
+  "destination-dir": ".",
   "file": {
     "name": "dummy.proto",
     "package": "dummy",
@@ -840,11 +842,40 @@
     ]
   },
   "environment": [
+    "TERM_PROGRAM=iTerm.app",
+    "ANDROID_HOME=/usr/local/opt/android-sdk",
     "TERM=xterm-256color",
     "SHELL=/bin/zsh",
-    "TMPDIR=/var/folders/wr/dddkjx017kv8qk4q_jd2ly080000gn/T/",
-    "PWD=/Users/moul/Git/moul/protoc-gen-gotemplate/examples/dummy",
+    "MAKEFLAGS=",
+    "TMPDIR=/var/folders/sq/wlptrlpn4v52xv7xpsgw0fc80000gn/T/",
+    "Apple_PubSub_Socket_Render=/private/tmp/com.apple.launchd.q9vxeee00S/Render",
+    "TERM_PROGRAM_VERSION=3.0.12",
+    "TERM_SESSION_ID=w0t0p0:6D29EB08-1B96-41B8-8672-0B035605AEE5",
+    "ZSH=/Users/zoon/.oh-my-zsh",
+    "USER=zoon",
+    "SSH_AUTH_SOCK=/private/tmp/com.apple.launchd.5ZcNGIwTRZ/Listeners",
+    "__CF_USER_TEXT_ENCODING=0x1F5:0x0:0x0",
+    "MAKELEVEL=2",
+    "PAGER=less",
+    "MFLAGS=",
+    "LSCOLORS=Gxfxcxdxbxegedabagacad",
+    "PATH=/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin:/Users/zoon/Projects/gopath/bin",
+    "_=/usr/local/bin/protoc",
+    "PWD=/Users/zoon/Projects/gopath/src/github.com/protoc-gen-gotemplate/examples/dummy",
+    "JAVA_HOME=/Library/Java/JavaVirtualMachines/jdk1.8.0_112.jdk/Contents/Home",
+    "EDITOR=micro",
     "LANG=en_US.UTF-8",
-    "GOPATH=/Users/moul/go",
+    "ANDROID_SDK=/usr/local/opt/android-sdk",
+    "ITERM_PROFILE=Default",
+    "XPC_FLAGS=0x0",
+    "XPC_SERVICE_NAME=0",
+    "COLORFGBG=15;0",
+    "SHLVL=3",
+    "HOME=/Users/zoon",
+    "ITERM_SESSION_ID=w0t0p0:6D29EB08-1B96-41B8-8672-0B035605AEE5",
+    "LESS=-R",
+    "LOGNAME=zoon",
+    "LC_CTYPE=UTF-8",
+    "GOPATH=/Users/zoon/Projects/gopath"
   ]
-}
+}