Add tests for WANT_JSON and old style modules (ansible#50555)

* Add tests for WANT_JSON and old style modules

* quote source path

* Attempt to further appease tests

* Check for file and not just exists

* omg don't be dumb

* moar fixes

* shellcheck is the worst :)

* Test the custom modules for failure without arg files

test/integration/targets/old_style_modules_posix/aliases

@@ -0,0 +1 @@
+shippable/posix/group3

test/integration/targets/old_style_modules_posix/library/helloworld.sh

@@ -0,0 +1,29 @@
+#!/bin/sh
+# 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/>.
+
+if [ -f "$1" ]; then
+    . "$1"
+else
+    echo '{"msg": "No argument file provided", "failed": true}'
+    exit 1
+fi
+
+salutation=${salutation:=Hello}
+name=${name:=World}
+
+cat << EOF
+{"msg": "${salutation}, ${name}!"}
+EOF

test/integration/targets/old_style_modules_posix/tasks/main.yml

@@ -0,0 +1,39 @@
+- name: Hello, World!
+  helloworld:
+  register: hello_world
+
+- assert:
+    that:
+      - 'hello_world.msg == "Hello, World!"'
+
+- name: Hello, Ansible!
+  helloworld:
+  args:
+    name: Ansible
+  register: hello_ansible
+
+- assert:
+    that:
+      - 'hello_ansible.msg == "Hello, Ansible!"'
+
+- name: Goodbye, Ansible!
+  helloworld:
+  args:
+    salutation: Goodbye
+    name: Ansible
+  register: goodbye_ansible
+
+- assert:
+    that:
+      - 'goodbye_ansible.msg == "Goodbye, Ansible!"'
+
+- name: Execute module directly
+  command: '/bin/sh {{ role_path }}/library/helloworld.sh'
+  register: direct
+  ignore_errors: true
+
+- assert:
+    that:
+      - direct is failed
+      - |
+        direct.stdout == '{"msg": "No argument file provided", "failed": true}'

test/integration/targets/want_json_modules_posix/aliases

@@ -0,0 +1 @@
+shippable/posix/group3

test/integration/targets/want_json_modules_posix/library/helloworld.py

@@ -0,0 +1,31 @@
+#!/usr/bin/python
+# 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/>.
+
+# WANT_JSON
+
+import json
+import sys
+
+try:
+    with open(sys.argv[1], 'r') as f:
+        data = json.load(f)
+except (IOError, OSError, IndexError):
+    print(json.dumps(dict(msg="No argument file provided", failed=True)))
+    sys.exit(1)
+
+salutation = data.get('salutation', 'Hello')
+name = data.get('name', 'World')
+print(json.dumps(dict(msg='%s, %s!' % (salutation, name))))

test/integration/targets/want_json_modules_posix/tasks/main.yml

@@ -0,0 +1,39 @@
+- name: Hello, World!
+  helloworld:
+  register: hello_world
+
+- assert:
+    that:
+      - 'hello_world.msg == "Hello, World!"'
+
+- name: Hello, Ansible!
+  helloworld:
+  args:
+    name: Ansible
+  register: hello_ansible
+
+- assert:
+    that:
+      - 'hello_ansible.msg == "Hello, Ansible!"'
+
+- name: Goodbye, Ansible!
+  helloworld:
+  args:
+    salutation: Goodbye
+    name: Ansible
+  register: goodbye_ansible
+
+- assert:
+    that:
+      - 'goodbye_ansible.msg == "Goodbye, Ansible!"'
+
+- name: Execute module directly
+  command: '{{ ansible_python_interpreter|default(ansible_playbook_python) }} {{ role_path }}/library/helloworld.py'
+  register: direct
+  ignore_errors: true
+
+- assert:
+    that:
+      - direct is failed
+      - |
+        direct.stdout == '{"msg": "No argument file provided", "failed": true}'

test/sanity/code-smell/shebang.py

@@ -28,6 +28,7 @@ def main():
         'test/integration/targets/win_module_utils/library/legacy_only_new_way_win_line_ending.ps1',
         'test/integration/targets/win_module_utils/library/legacy_only_old_way_win_line_ending.ps1',
         'test/utils/shippable/timing.py',
+        'test/integration/targets/old_style_modules_posix/library/helloworld.sh',
     ])
 
     # see https://unicode.org/faq/utf_bom.html#bom1