fix block var inheritance (#75287)

* updated tests to conform to new block inheritance

Co-authored-by: Brian Scholer <1260690+briantist@users.noreply.github.com>
Co-authored-by: Sloane Hertel <19572925+s-hertel@users.noreply.github.com>

changelogs/fragments/fix_block_var_inh.yml

@@ -0,0 +1,2 @@
+bugfixes:
+  - correctly inherit vars from parent in block (https://github.com/ansible/ansible/issues/75286).

lib/ansible/playbook/block.py

@@ -79,11 +79,13 @@ class Block(Base, Conditional, CollectionSearch, Taggable):
         of a role or task include which does, so return those if present.
         '''
 
-        all_vars = self.vars.copy()
+        all_vars = {}
 
         if self._parent:
             all_vars.update(self._parent.get_vars())
 
+        all_vars.update(self.vars.copy())
+
         return all_vars
 
     @staticmethod

test/integration/targets/collections/collection_root_user/ansible_collections/testns/testcoll/playbooks/roles/non_coll_role/tasks/main.yml

@@ -26,4 +26,4 @@
 
   - assert:
       that:
-        - test_role_output.msg == test_role_input
+        - non_coll_role_to_call_test_role_output.msg == test_role_input

test/integration/targets/collections/collection_root_user/ansible_collections/testns/testcoll/playbooks/roles/non_coll_role_to_call/tasks/main.yml

@@ -1,7 +1,7 @@
 - debug:
     msg: '{{ test_role_input | default("(undefined)") }}'
-  register: test_role_output
+  register: non_coll_role_to_call_test_role_output
 
 - assert:
     that:
-    - test_role_input is not defined or test_role_input == test_role_output.msg
+    - 'non_coll_role_to_call_test_role_output.msg == "include another non-coll role"'

test/integration/targets/var_inheritance/aliases

@@ -0,0 +1,2 @@
+shippable/posix/group4
+context/controller

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

@@ -0,0 +1,16 @@
+- name: outer
+  vars:
+    myvar: abc
+  block:
+    - assert:
+        that:
+          - "myvar == 'abc'"
+
+    - name: inner block
+      vars:
+        myvar: 123
+      block:
+
+      - assert:
+          that:
+            - myvar|int == 123