Test: Update install script (#600)

Co-authored-by: Carl Buchmann <carl.buchmann@arista.com>

tests/PR_testing/README.md

@@ -7,7 +7,7 @@
   - `wget https://raw.githubusercontent.com/aristanetworks/ansible-cvp/devel/tests/PR_testing/install.sh`
   - `sh install.sh <pr-number>`
   - This script would place the ansible-cvp PR code base under `persist/arista-ansible` and example playbooks under `persist/PR_testing/examples`
-- Edit `persist/PR_testing/inventory.yaml`
+- Edit `persist/PR_testing/inventory.yml`
   - Update the `ansible_password` variables under `CloudVision`
 
     ```yaml
@@ -21,6 +21,13 @@
 
 - `cd persist/PR_testing`
 - Run the desired playbook:
-  - `ansible-playbook cv_device_v3/device_validate_config_valid.yaml -i inventory.yaml`
+  - `ansible-playbook cv_device_v3/device_validate_config_valid.yaml -i inventory.yml`
+- Run molecule tests:
+  - Edit `persist/arista-ansible/ansible_collection/arista/cvp/examples/inventory.yml`
+    - Update `ansible_password` variable under `CloudVision`
+  - Run:
+    - Navigate to `/home/coder/project/persist/arista-ansible/ansible-cvp/ansible_collections/arista/cvp` and run
+    - `/home/coder/.local/bin/molecule converge -s <molecule-scenario>`
+      - eg: `/home/coder/.local/bin/molecule converge -s cv_device_v3`
 
 HAPPY TESTING!

tests/PR_testing/install.sh

@@ -61,7 +61,6 @@ if [ ! -d "${_ROOT_INSTALLATION_DIR}" ]; then
     echo "copying ansible workspace"
     mkdir -p ${_LOCAL_EXAMPLE_PLAYBOOKS}
     cp ${_LOCAL_CVP}/tests/PR_testing/ansible.cfg ${_LOCAL_EXAMPLE_PLAYBOOKS}
-    cp ${_LOCAL_CVP}/tests/PR_testing/inventory.yaml ${_LOCAL_EXAMPLE_PLAYBOOKS}
 
     echo "copying example playbooks from ${_REPO_CVP} to /persist"
     cp -r ${_LOCAL_CVP}/ansible_collections/arista/cvp/examples/* ${_LOCAL_EXAMPLE_PLAYBOOKS}
@@ -72,9 +71,13 @@ if [ ! -d "${_ROOT_INSTALLATION_DIR}" ]; then
     ansible-galaxy collection install ansible.netcommon
     ansible-galaxy collection install arista.eos
 
+    echo "install molecule package"
+    pip install -r ${_LOCAL_CVP}/ansible_collections/arista/cvp/requirements-dev.txt
+
     info_installation_done
 else
     echo "  ! local installation folder already exists - ${_ROOT_INSTALLATION_DIR}"
-
+    echo "install molecule package"
+    pip install -r ${_LOCAL_CVP}/ansible_collections/arista/cvp/requirements-dev.txt
     exit 1
 fi