A story without an ending is sometimes called a 'cliffhanger story'. It keeps you in suspense and makes you wonder what could happen next.
The ending of a story is often referred to as the 'conclusion' or 'finale'.
It was called a layout.
In my view, 'ending without story' is when an ending is presented in isolation, detached from the context of a tale. For instance, in a play, if the final scene shows a new character arriving and declaring victory without any prior mention of who they are or what they're fighting for. There's no thread of a story to tie the ending to the rest of the work, making it seem like an ending without a proper story.
It's called a 'conclusion' or 'finale'. These terms are commonly used to describe the ending part of a story.
It's often referred to as a 'feel-good story' or a 'story of triumph'.
The ending of a story is often referred to as the 'conclusion' or the 'finale'.
Such a story is often referred to as a 'fairy-tale ending' or a 'happy-ever-after story'.
It's often referred to as an 'alternate ending' or a 'bonus ending'.
It's called a spoiler. When someone reveals the ending of a story before you get to it yourself, that's considered a spoiler.
Such a story is commonly known as a tragic tale. In a tragedy, the main characters often face unfortunate circumstances and the outcome is usually sad and heart-wrenching.