Adds integration tests for gce module.

test/integration/roles/test_gce/defaults/main.yml

@@ -0,0 +1,6 @@
+---
+# defaults file for test_gce
+instance_name: "{{ resource_prefix|lower }}"
+service_account_email: "{{ gce_service_account_email }}"
+pem_file: "{{ gce_pem_file }}"
+project_id: "{{ gce_project_id }}"

test/integration/roles/test_gce/tasks/main.yml

@@ -0,0 +1,97 @@
+# TODO: lots of attributes not covered: machine_type, zone, metadata, tags, etc.
+#
+# ============================================================
+- name: test with no parameters
+  gce:
+  register: result
+  ignore_errors: true
+
+- name: assert failure when called with no parameters
+  assert:
+    that:
+       - 'result.failed'
+       - 'result.msg == "Missing GCE connection parameters in libcloud secrets file."'
+
+# ============================================================
+- name: test missing name
+  gce:
+    service_account_email: "{{ service_account_email }}"
+    pem_file: "{{ pem_file }}"
+    project_id: "{{ project_id }}"
+  register: result
+  ignore_errors: true
+
+- name: assert failure when called with no parameters
+  assert:
+    that:
+       - 'result.failed'
+       - 'result.msg == "Must specify a \"name\" or \"instance_names\""'
+
+# ============================================================
+- name: test state=present (expected changed=true)
+  gce:
+    name: "{{ instance_name }}"
+    service_account_email: "{{ service_account_email }}"
+    pem_file: "{{ pem_file }}"
+    project_id: "{{ project_id }}"
+    state: present
+  register: result
+
+- name: assert state=present (expected changed=true)
+  assert:
+    that:
+       - 'result.changed'
+       - 'result.name == "{{ instance_name }}"'
+       - 'result.state == "present"'
+
+# ============================================================
+- name: test state=present (expected changed=false)
+  gce:
+    name: "{{ instance_name }}"
+    service_account_email: "{{ service_account_email }}"
+    pem_file: "{{ pem_file }}"
+    project_id: "{{ project_id }}"
+    state: present
+  register: result
+
+- name: assert state=present (expected changed=false)
+  assert:
+    that:
+       - 'not result.changed'
+       - 'result.name == "{{ instance_name }}"'
+       - 'result.state == "present"'
+
+# ============================================================
+- name: test state=absent (expected changed=true)
+  gce:
+    name: "{{ instance_name }}"
+    service_account_email: "{{ service_account_email }}"
+    pem_file: "{{ pem_file }}"
+    project_id: "{{ project_id }}"
+    state: absent
+  register: result
+
+- name: assert state=absent (expected changed=true)
+  assert:
+    that:
+       - 'result.changed'
+       - 'result.name == "{{ instance_name }}"'
+       - 'result.state == "absent"'
+
+# ============================================================
+- name: test state=absent (expected changed=false)
+  gce:
+    name: "{{ instance_name }}"
+    service_account_email: "{{ service_account_email }}"
+    pem_file: "{{ pem_file }}"
+    project_id: "{{ project_id }}"
+    state: absent
+  register: result
+
+- name: assert state=absent (expected changed=false)
+  assert:
+    that:
+       - 'not result.changed'
+       - 'result.name == "{{ instance_name }}"'
+       - 'result.state == "absent"'
+