From 044e7fa368064507430e297f1d5c4dd3e1093b76 Mon Sep 17 00:00:00 2001
From: Mitchell Hashimoto <mitchell.hashimoto@gmail.com>
Date: Sat, 14 Dec 2013 11:27:50 -0800
Subject: [PATCH] test: google compute engine acceptance tests

---
 .gitignore                                    |  1 +
 test/README.md                                | 15 ++++++-
 test/builder_googlecompute.bats               | 40 +++++++++++++++++++
 .../builder-googlecompute/minimal.json        | 20 ++++++++++
 4 files changed, 75 insertions(+), 1 deletion(-)
 create mode 100755 test/builder_googlecompute.bats
 create mode 100644 test/fixtures/builder-googlecompute/minimal.json

diff --git a/.gitignore b/.gitignore
index 940b019bc..279aabcb4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,3 +6,4 @@
 /website/build
 .vagrant
 Vagrantfile
+test/.env
diff --git a/test/README.md b/test/README.md
index 12b99ea86..79d1d7909 100644
--- a/test/README.md
+++ b/test/README.md
@@ -21,7 +21,11 @@ running on Mac OS X, most of these are available with `brew`:
 
 * [Bats](https://github.com/sstephenson/bats)
 
-* [AWS cli](http://aws.amazon.com/cli/)
+* [AWS cli](http://aws.amazon.com/cli/) for AWS tests as well as most
+  of the components.
+
+* [gcutil](https://developers.google.com/compute/docs/gcutil/#install) for
+  Google Compute Engine tests.
 
 ### Configuring Tests
 
@@ -32,6 +36,15 @@ Set the following self-explanatory environmental variables:
 * `AWS_ACCESS_KEY_ID`
 * `AWS_SECRET_ACCESS_KEY`
 
+**For tests that test Google Compute Engine:**
+
+Set the following environmental variables:
+
+* `GC_BUCKET_NAME`
+* `GC_CLIENT_SECRETS_FILE`
+* `GC_PRIVATE_KEY_FILE`
+* `GC_PROJECT_ID`
+
 ### Running
 
 These tests are meant to be run _one file at a time_. There are some
diff --git a/test/builder_googlecompute.bats b/test/builder_googlecompute.bats
new file mode 100755
index 000000000..7287f9cce
--- /dev/null
+++ b/test/builder_googlecompute.bats
@@ -0,0 +1,40 @@
+#!/usr/bin/env bats
+#
+# This tests the googlecompute builder. The teardown function will
+# delete any images with the text "packerbats" within the name.
+
+load test_helper
+fixtures builder-googlecompute
+
+# Required parameters
+: ${GC_BUCKET_NAME:?}
+: ${GC_CLIENT_SECRETS_FILE:?}
+: ${GC_PRIVATE_KEY_FILE:?}
+: ${GC_PROJECT_ID:?}
+command -v gcutil >/dev/null 2>&1 || {
+    echo "'gcutil' must be installed" >&2
+    exit 1
+}
+
+USER_VARS="-var bucket_name=${GC_BUCKET_NAME}"
+USER_VARS="${USER_VARS} -var client_secrets_file=${GC_CLIENT_SECRETS_FILE}"
+USER_VARS="${USER_VARS} -var private_key_file=${GC_PRIVATE_KEY_FILE}"
+USER_VARS="${USER_VARS} -var project_id=${GC_PROJECT_ID}"
+
+# This tests if GCE has an image that contains the given parameter.
+gc_has_image() {
+    gcutil --format=names --project=${GC_PROJECT_ID} listimages \
+        | grep $1
+}
+
+teardown() {
+    gcutil --format=names --project=${GC_PROJECT_ID} listimages \
+        | grep packerbats \
+        | xargs -n1 gcutil --project=${GC_PROJECT_ID} --force deleteimage
+}
+
+@test "googlecompute: build minimal.json" {
+    run packer build ${USER_VARS} $FIXTURE_ROOT/minimal.json
+    [ "$status" -eq 0 ]
+    [ "$(gc_has_image "packerbats-minimal")" -eq 0 ]
+}
diff --git a/test/fixtures/builder-googlecompute/minimal.json b/test/fixtures/builder-googlecompute/minimal.json
new file mode 100644
index 000000000..f2a206833
--- /dev/null
+++ b/test/fixtures/builder-googlecompute/minimal.json
@@ -0,0 +1,20 @@
+{
+    "variables": {
+        "bucket_name": null,
+        "client_secrets_file": null,
+        "private_key_file": null,
+        "project_id": null
+    },
+
+    "builders": [{
+        "type": "googlecompute",
+        "bucket_name": "{{user `bucket_name`}}",
+        "client_secrets_file": "{{user `client_secrets_file`}}",
+        "private_key_file": "{{user `private_key_file`}}",
+        "project_id": "{{user `project_id`}}",
+
+        "image_name": "packerbats-minimal-{{timestamp}}",
+        "source_image": "debian-7-wheezy-v20131120",
+        "zone": "us-central1-a"
+    }]
+}