# Test code for the blockinfile module.
# (c) 2017, James Tanner <tanner.jc@gmail.com>

# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible.  If not, see <http://www.gnu.org/licenses/>.

- set_fact:
    output_dir_test: "{{ output_dir }}/test_blockinfile"

- name: make sure our testing sub-directory does not exist
  file:
    path: "{{ output_dir_test }}"
    state: absent

- name: create our testing sub-directory
  file:
    path: "{{ output_dir_test }}"
    state: directory

##
## blockinfile
##

- name: copy the sshd_config to the test dir
  copy:
    src: sshd_config
    dest: "{{ output_dir_test }}"

- name: insert/update "Match User" configuration block in sshd_config
  blockinfile:
    path: "{{ output_dir_test }}/sshd_config"
    block: |
      Match User ansible-agent
      PasswordAuthentication no
  register: blockinfile_test0

- name: check content
  shell: 'grep -e "Match User ansible-agent" -e "PasswordAuthentication no" {{ output_dir_test }}/sshd_config'
  register: blockinfile_test0_grep

- debug:
    var: blockinfile_test0
    verbosity: 1

- debug:
    var: blockinfile_test0_grep
    verbosity: 1

- name: validate first example results
  assert:
    that:
      - 'blockinfile_test0.changed is defined'
      - 'blockinfile_test0.msg is defined'
      - 'blockinfile_test0.changed'
      - 'blockinfile_test0.msg == "Block inserted"'
      - 'blockinfile_test0_grep.stdout_lines | length == 2'

- name: check idemptotence
  blockinfile:
    path: "{{ output_dir_test }}/sshd_config"
    block: |
      Match User ansible-agent
      PasswordAuthentication no
  register: blockinfile_test1

- name: validate idempotence results
  assert:
    that:
      - 'not blockinfile_test1.changed'

- name: Create a file with blockinfile
  blockinfile:
    path: "{{ output_dir_test }}/empty.txt"
    block: |
      Hey
      there
    state: present
    create: yes
  register: empty_test_1

- name: Run a task that results in an empty file
  blockinfile:
    path: "{{ output_dir_test }}/empty.txt"
    block: |
      Hey
      there
    state: absent
    create: yes
  register: empty_test_2

- stat:
    path: "{{ output_dir_test }}/empty.txt"
  register: empty_test_stat

- name: Ensure empty file was created
  assert:
    that:
      - empty_test_1 is changed
      - "'File created' in empty_test_1.msg"
      - empty_test_2 is changed
      - "'Block removed' in empty_test_2.msg"
      - empty_test_stat.stat.size == 0
