Adds integration tests for gce_pd module.

test/integration/roles/test_gce_pd/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_pd/tasks/main.yml

@@ -0,0 +1,126 @@
+# TODO: need tests for read/write mode.
+
+# ============================================================
+- name: test missing name
+  gce_pd:
+    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 == "missing required arguments: name"'
+
+# ============================================================
+- name: test state=present (expected changed=true)
+  gce_pd:
+    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.size_gb == 10'  # default size
+       - 'result.zone == "us-central1-b"'  # default zone
+       - 'result.state == "present"'
+
+# ============================================================
+- name: test state=present (expected changed=false)
+  gce_pd:
+    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_pd:
+    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_pd:
+    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"'
+
+# ============================================================
+- name: test non-default size/zone
+  gce_pd:
+    name: "{{ instance_name }}"
+    size_gb: 5
+    zone: us-central1-a
+    service_account_email: "{{ service_account_email }}"
+    pem_file: "{{ pem_file }}"
+    project_id: "{{ project_id }}"
+    state: present
+  register: result
+
+- name: assert non-default size/zone
+  assert:
+    that:
+       - 'result.changed'
+       - 'result.name == "{{ instance_name }}"'
+       - 'result.size_gb == 5'
+       - 'result.zone == "us-central1-a"'
+       - 'result.state == "present"'
+
+# ============================================================
+- name: test non-default size/zone (state=absent)
+  gce_pd:
+    name: "{{ instance_name }}"
+    size_gb: 5
+    zone: us-central1-a
+    service_account_email: "{{ service_account_email }}"
+    pem_file: "{{ pem_file }}"
+    project_id: "{{ project_id }}"
+    state: absent
+  register: result
+
+- name: assert non-default size/zone (state=absent)
+  assert:
+    that:
+       - 'result.changed'
+       - 'result.name == "{{ instance_name }}"'
+       - 'result.state == "absent"'