# test code for the template module
# (c) 2014, Michael DeHaan <michael.dehaan@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/>.

- name: get default group
  shell: id -gn
  register: group

- name: fill in a basic template
  template: src=foo.j2 dest={{output_dir}}/foo.templated mode=0644
  register: template_result

- assert: 
    that: 
        - "'changed' in template_result" 
        - "'dest' in template_result" 
        - "'group' in template_result" 
        - "'gid' in template_result" 
        - "'md5sum' in template_result" 
        - "'checksum' in template_result"
        - "'owner' in template_result" 
        - "'size' in template_result" 
        - "'src' in template_result" 
        - "'state' in template_result" 
        - "'uid' in template_result" 

- name: verify that the file was marked as changed
  assert: 
    that: 
      - "template_result.changed == true"

# VERIFY CONTENTS

- name: check what python version ansible is running on
  command: "{{ ansible_python.executable }} -c 'import distutils.sysconfig ; print(distutils.sysconfig.get_python_version())'"
  register: pyver
  delegate_to: localhost

- name: copy known good into place
  copy: src=foo.txt dest={{output_dir}}/foo.txt

- name: compare templated file to known good
  shell: diff -w {{output_dir}}/foo.templated {{output_dir}}/foo.txt
  register: diff_result

- name: verify templated file matches known good
  assert:  
    that: 
        - 'diff_result.stdout == ""' 
        - "diff_result.rc == 0" 

# VERIFY MODE

- name: set file mode
  file: path={{output_dir}}/foo.templated mode=0644
  register: file_result

- name: ensure file mode did not change
  assert:
    that:
      - "file_result.changed != True"

# VERIFY dest as a directory does not break file attributes
# Note: expanduser is needed to go down the particular codepath that was broken before
- name: setup directory for test
  file: state=directory dest={{output_dir | expanduser}}/template-dir mode=0755 owner=nobody group={{ group.stdout }}

- name: set file mode when the destination is a directory
  template: src=foo.j2 dest={{output_dir | expanduser}}/template-dir/ mode=0600 owner=root group={{ group.stdout }}

- name: set file mode when the destination is a directory
  template: src=foo.j2 dest={{output_dir | expanduser}}/template-dir/ mode=0600 owner=root group={{ group.stdout }}
  register: file_result

- name: check that the file has the correct attributes
  stat: path={{output_dir | expanduser}}/template-dir/foo.j2
  register: file_attrs

- assert:
    that:
      - "file_attrs.stat.uid == 0"
      - "file_attrs.stat.pw_name == 'root'"
      - "file_attrs.stat.mode == '0600'"

- name: check that the containing directory did not change attributes
  stat: path={{output_dir | expanduser}}/template-dir/
  register: dir_attrs

- assert:
    that:
      - "dir_attrs.stat.uid != 0"
      - "dir_attrs.stat.pw_name == 'nobody'"
      - "dir_attrs.stat.mode == '0755'"

- name: Check that template to a dirctory where the directory does not end with a / is allowed
  template: src=foo.j2 dest={{output_dir | expanduser}}/template-dir mode=0600 owner=root group={{ group.stdout }}

- name: make a symlink to the templated file
  file:
    path: '{{ output_dir }}/foo.symlink'
    src: '{{ output_dir }}/foo.templated'
    state: link

- name: check that templating the symlink results in the file being templated
  template:
    src: foo.j2
    dest: '{{output_dir}}/foo.symlink'
    mode: 0600
    follow: True
  register: template_result

- assert:
    that:
      - "template_result.changed == True"

- name: check that the file has the correct attributes
  stat: path={{output_dir | expanduser}}/template-dir/foo.j2
  register: file_attrs

- assert:
    that:
      - "file_attrs.stat.mode == '0600'"

- name: check that templating the symlink again makes no changes
  template:
    src: foo.j2
    dest: '{{output_dir}}/foo.symlink'
    mode: 0600
    follow: True
  register: template_result

- assert:
    that:
      - "template_result.changed == False"

# Test strange filenames

- name: Create a temp dir for filename tests
  file:
    state: directory
    dest: '{{ output_dir }}/filename-tests'

- name: create a file with an unusual filename
  template:
    src: foo.j2
    dest: "{{ output_dir }}/filename-tests/foo t'e~m\\plated"
  register: template_result

- assert:
    that:
      - "template_result.changed == True"

- name: check that the unusual filename was created
  command: "ls {{ output_dir }}/filename-tests/"
  register: unusual_results

- assert:
    that:
      - "\"foo t'e~m\\plated\" in unusual_results.stdout_lines"
      - "{{unusual_results.stdout_lines| length}} == 1"

- name: check that the unusual filename can be checked for changes
  template:
    src: foo.j2
    dest: "{{ output_dir }}/filename-tests/foo t'e~m\\plated"
  register: template_result

- assert:
    that:
      - "template_result.changed == False"


# check_mode

- name: fill in a basic template in check mode
  template: src=short.j2 dest={{output_dir}}/short.templated
  register: template_result
  check_mode: True

- name: check file exists
  stat: path={{output_dir}}/short.templated
  register: templated

- name: verify that the file was marked as changed in check mode but was not created
  assert: 
    that: 
      - "not templated.stat.exists"
      - "template_result|changed"

- name: fill in a basic template
  template: src=short.j2 dest={{output_dir}}/short.templated

- name: fill in a basic template in check mode
  template: src=short.j2 dest={{output_dir}}/short.templated
  register: template_result
  check_mode: True

- name: verify that the file was marked as not changes in check mode
  assert: 
    that: 
      - "not template_result|changed"
      - "'templated_var_loaded' in lookup('file', '{{output_dir | expanduser}}/short.templated')"

- name: change var for the template
  set_fact: 
    templated_var: "changed"

- name: fill in a basic template with changed var in check mode
  template: src=short.j2 dest={{output_dir}}/short.templated
  register: template_result
  check_mode: True

- name: verify that the file was marked as changed in check mode but the content was not changed
  assert: 
    that: 
      - "'templated_var_loaded' in lookup('file', '{{output_dir | expanduser }}/short.templated')"
      - "template_result|changed"
