copy: check behavior related to dest creation when src is a file

test/integration/targets/copy/tasks/dest_in_non_existent_dir.yml

@@ -0,0 +1,28 @@
+# src is a file, dest is a non-existent directory: checks that dest is created
+- name: Ensure that dest directory doesn't exist
+  file:
+    path: '{{ remote_dir }}/new_sub_dir1/'
+    state: absent
+
+- name: Copy file, dest is a non-existing target directory
+  copy:
+    src: '{{ item.src }}'
+    dest: '{{ remote_dir }}/new_sub_dir1/{{ item.dest }}'
+  register: copy_result
+
+- name: assert copy worked
+  assert:
+    that:
+      - 'copy_result|success'
+      - 'copy_result|changed'
+
+- name: stat the copied path
+  stat:
+    path: '{{ remote_dir }}/new_sub_dir1/sub_dir2/{{ item.check }}'
+  register: stat_file_in_dir_result
+
+- name: assert that the file exists
+  assert:
+    that:
+    - stat_file_in_dir_result.stat.exists
+    - stat_file_in_dir_result.stat.isreg

test/integration/targets/copy/tasks/src_file_dest_file_in_non_existent_dir.yml

@@ -0,0 +1,26 @@
+- name: Ensure that dest directory doesn't exist
+  file:
+    path: '{{ remote_dir }}/new_sub_dir1'
+    state: absent
+
+- name: Copy file, dest is a file in non-existing target directory
+  copy:
+    src: foo.txt
+    dest: '{{ remote_dir }}/new_sub_dir1/sub_dir2/foo.txt'
+  register: copy_result
+  ignore_errors: True
+
+- name: Assert copy failed
+  assert:
+    that:
+      - 'copy_result|failed'
+
+- name: Stat the dest
+  stat:
+    path: '{{ remote_dir }}/new_sub_dir1'
+  register: stat_file_in_dir_result
+
+- name: assert that dest doesn't exist
+  assert:
+    that:
+      - 'not stat_file_in_dir_result.stat.exists'

test/integration/targets/copy/tasks/tests.yml

@@ -926,3 +926,15 @@
     - stat_file_in_dir_result.stat.isreg
     - stat_circular_symlink_result.stat.exists
     - stat_circular_symlink_result.stat.islnk
+
+# src is a file, dest is a non-existent directory: checks that dest is created
+- include: dest_in_non_existent_dir.yml
+  with_items:
+    - { src: 'foo.txt', dest: 'sub_dir2/', check: 'foo.txt' }
+    - { src: 'subdir', dest: 'sub_dir2/', check: 'subdir/bar.txt' }
+    - { src: 'subdir/', dest: 'sub_dir2/', check: 'bar.txt' }
+    - { src: 'subdir', dest: 'sub_dir2', check: 'subdir/bar.txt' }
+    - { src: 'subdir/', dest: 'sub_dir2', check: 'bar.txt' }
+
+# src is a file, dest is file in a non-existent directory: checks that a failure occurs
+- include: src_file_dest_file_in_non_existent_dir.yml