---

# Test the depth option and fetching revisions that were ignored first

- name: clear checkout_dir
  file: state=absent path={{ checkout_dir }}

- name: Clone example git repo with depth 1
  git:
    repo: 'file://{{ repo_dir|expanduser }}/shallow'
    dest: '{{ checkout_dir }}'
    depth: 1

- name: try to access earlier commit
  command: "git checkout {{git_shallow_head_1.stdout}}"
  register: checkout_early
  failed_when: False
  args:
    chdir: '{{ checkout_dir }}'

- name: make sure the old commit was not fetched
  assert:
    that: 'checkout_early.rc != 0'
  when: git_version.stdout | version_compare("{{git_version_supporting_depth}}", '>=')

# tests https://github.com/ansible/ansible/issues/14954
- name: fetch repo again with depth=1
  git:
    repo: 'file://{{ repo_dir|expanduser }}/shallow'
    dest: '{{ checkout_dir }}'
    depth: 1
  register: checkout2

- assert:
    that: "not checkout2|changed"
  when: git_version.stdout | version_compare("{{git_version_supporting_depth}}", '>=')

- name: again try to access earlier commit
  shell: "git checkout {{git_shallow_head_1.stdout}}"
  register: checkout_early
  failed_when: False
  args:
    chdir: '{{ checkout_dir }}'

- name: again make sure the old commit was not fetched
  assert:
    that: 'checkout_early.rc != 0'
  when: git_version.stdout | version_compare("{{git_version_supporting_depth}}", '>=')

# make sure we are still able to fetch other versions
- name: Clone same repo with older version
  git:
    repo: 'file://{{ repo_dir|expanduser }}/shallow'
    dest: '{{ checkout_dir }}'
    depth: 1
    version: earlytag
  register: cloneold

- assert:
    that: "cloneold|success"

- name: try to access earlier commit
  shell: "git checkout {{git_shallow_head_1.stdout}}"
  args:
    chdir: '{{ checkout_dir }}'

- name: clear checkout_dir
  file:
    state: absent
    path: "{{ checkout_dir }}"

# Test for https://github.com/ansible/ansible/issues/21316
- name: Shallow clone with tag
  git:
    repo: 'file://{{ repo_dir|expanduser }}/shallow'
    dest: '{{ checkout_dir }}'
    depth: 1
    version: earlytag
  register: cloneold

- assert:
    that: "cloneold|success"

- name: clear checkout_dir
  file:
    state: absent
    path: "{{ checkout_dir }}"


  # Test for https://github.com/ansible/ansible-modules-core/issues/3456
  # clone a repo with depth and version specified

- name: clone repo with both version and depth specified
  git:
    repo: 'file://{{ repo_dir|expanduser }}/shallow'
    dest: '{{ checkout_dir }}'
    depth: 1
    version: master

- name: run a second time (now fetch, not clone)
  git:
    repo: 'file://{{ repo_dir|expanduser }}/shallow'
    dest: '{{ checkout_dir }}'
    depth: 1
    version: master
  register: git_fetch

- name: ensure the fetch succeeded
  assert:
    that: git_fetch|success


- name: clear checkout_dir
  file: state=absent path={{ checkout_dir }}

- name: clone repo with both version and depth specified
  git:
    repo: 'file://{{ repo_dir|expanduser }}/shallow'
    dest: '{{ checkout_dir }}'
    depth: 1
    version: master

- name: switch to older branch with depth=1 (uses fetch)
  git:
    repo: 'file://{{ repo_dir|expanduser }}/shallow'
    dest: '{{ checkout_dir }}'
    depth: 1
    version: earlybranch
  register: git_fetch

- name: ensure the fetch succeeded
  assert:
    that: git_fetch|success

- name: clear checkout_dir
  file: state=absent path={{ checkout_dir }}

# test for https://github.com/ansible/ansible-modules-core/issues/3782
# make sure shallow fetch works when no version is specified

- name: checkout old repo
  git:
    repo: 'file://{{ repo_dir|expanduser }}/shallow'
    dest: '{{ checkout_dir }}'
    depth: 1

- name: "update repo"
  shell: echo "3" > a; git commit -a -m "3"
  args:
    chdir: "{{repo_dir}}/shallow"

- name: fetch updated repo
  git:
    repo: 'file://{{ repo_dir|expanduser }}/shallow'
    dest: '{{ checkout_dir }}'
    depth: 1
  register: git_fetch
  ignore_errors: yes

- name: check update arrived
  assert:
    that:
      - "{{ lookup('file', checkout_dir+'/a' )}} == 3"
      - git_fetch|changed

- name: clear checkout_dir
  file:
    state: absent
    path: "{{ checkout_dir }}"