---
# Copyright (c) Ansible Project
# GNU General Public License v3.0+ (see LICENSES/GPL-3.0-or-later.txt or https://www.gnu.org/licenses/gpl-3.0.txt)
# SPDX-License-Identifier: GPL-3.0-or-later

# Test regex pattern matching

- name: Create test files for regex testing
  ansible.builtin.file:
    path: "{{ file_remove_testdir }}/{{ item }}"
    state: touch
    mode: '0644'
  loop:
    - backup_20241101.tar.gz
    - backup_20241102.tar.gz
    - backup_20241103.tar.gz
    - backup_old.tar.gz
    - file123.txt
    - file456.txt
    - fileabc.txt
    - test_file.log

- name: Remove files matching regex backup_[0-9]{8}\.tar\.gz
  community.general.file_remove:
    path: "{{ file_remove_testdir }}"
    pattern: "backup_[0-9]{8}\\.tar\\.gz"
    use_regex: true
  register: regex_result_1

- name: Verify regex matched files were removed
  ansible.builtin.assert:
    that:
      - regex_result_1 is changed
      - regex_result_1.files_count == 3
      - "file_remove_testdir ~ '/backup_20241101.tar.gz' in regex_result_1.removed_files"
      - "file_remove_testdir ~ '/backup_20241102.tar.gz' in regex_result_1.removed_files"
      - "file_remove_testdir ~ '/backup_20241103.tar.gz' in regex_result_1.removed_files"

- name: Verify backup_old.tar.gz still exists
  ansible.builtin.stat:
    path: "{{ file_remove_testdir }}/backup_old.tar.gz"
  register: backup_old_stat

- name: Assert backup_old.tar.gz was not removed
  ansible.builtin.assert:
    that:
      - backup_old_stat.stat.exists

- name: Remove files matching regex file[0-9]+\.txt (digits only)
  community.general.file_remove:
    path: "{{ file_remove_testdir }}"
    pattern: "file[0-9]+\\.txt"
    use_regex: true
  register: regex_result_2

- name: Verify files with digits were removed
  ansible.builtin.assert:
    that:
      - regex_result_2 is changed
      - regex_result_2.files_count == 2
      - "file_remove_testdir ~ '/file123.txt' in regex_result_2.removed_files"
      - "file_remove_testdir ~ '/file456.txt' in regex_result_2.removed_files"

- name: Verify fileabc.txt still exists
  ansible.builtin.stat:
    path: "{{ file_remove_testdir }}/fileabc.txt"
  register: fileabc_stat

- name: Assert fileabc.txt was not removed
  ansible.builtin.assert:
    that:
      - fileabc_stat.stat.exists

- name: Remove files with regex using anchors ^test.*
  community.general.file_remove:
    path: "{{ file_remove_testdir }}"
    pattern: "^test.*"
    use_regex: true
  register: regex_result_3

- name: Verify files starting with 'test' were removed
  ansible.builtin.assert:
    that:
      - regex_result_3 is changed
      - regex_result_3.files_count == 1
      - "file_remove_testdir ~ '/test_file.log' in regex_result_3.removed_files"

- name: Clean up for next test
  ansible.builtin.file:
    path: "{{ file_remove_testdir }}"
    state: absent

- name: Recreate test directory
  ansible.builtin.file:
    path: "{{ file_remove_testdir }}"
    state: directory
    mode: '0755'