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78 lines
2.5 KiB
TypeScript
78 lines
2.5 KiB
TypeScript
import { describe, expect, it } from 'vitest'
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import {
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CURSOR_HEAD_PREFIX,
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decideAutomergeAction,
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isCursorHead,
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} from '../../scripts/lib/github-pr-flow.mjs'
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const pr = (overrides: Record<string, unknown> = {}) => ({
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number: 4,
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title: 't',
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body: '',
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state: 'OPEN',
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merged: false,
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draft: false,
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mergeable: true,
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nodeId: 'PR_x',
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head: { ref: 'OPS71-x', sha: 'abc' },
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base: { ref: 'main' },
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...overrides,
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})
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describe('github-pr-flow automerge decision (OPS71)', () => {
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it('skips a null PR', () => {
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expect(decideAutomergeAction(null).action).toBe('skip')
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})
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it('skips an already merged PR (idempotent)', () => {
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expect(decideAutomergeAction(pr({ merged: true, state: 'CLOSED' })).action).toBe('skip')
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})
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it('skips a closed PR without merge', () => {
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expect(decideAutomergeAction(pr({ state: 'CLOSED' })).action).toBe('skip')
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})
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it('skips a PR whose base is not main', () => {
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expect(decideAutomergeAction(pr({ base: { ref: 'stage' } })).action).toBe('skip')
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})
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it('enables auto-merge on a ready PR to main', () => {
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const verdict = decideAutomergeAction(pr())
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expect(verdict.action).toBe('enable-auto-merge')
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expect(verdict.reason).toBe('ready')
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})
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it('marks a cursor/* draft ready (OPS57 pool flow)', () => {
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const verdict = decideAutomergeAction(
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pr({ draft: true, head: { ref: `${CURSOR_HEAD_PREFIX}abc-123`, sha: 'abc' } }),
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)
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expect(verdict.action).toBe('mark-ready')
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})
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it('skips any non-cursor/* draft — the actor veto (OPS57)', () => {
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const verdict = decideAutomergeAction(
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pr({ draft: true, head: { ref: 'plans/ops71-x', sha: 'abc' } }),
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)
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expect(verdict.action).toBe('skip')
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expect(verdict.reason).toBe('draft-veto')
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})
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it('isCursorHead only matches the cursor/ prefix', () => {
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expect(isCursorHead('cursor/abc-123')).toBe(true)
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expect(isCursorHead('OPS71-x')).toBe(false)
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expect(isCursorHead('')).toBe(false)
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expect(isCursorHead(undefined)).toBe(false)
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})
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it('the merge contract has no poll path: ready always arms native auto-merge', () => {
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// OPS64 pin, GitHub shape: the Forgejo rollup-lie bug is structural here
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// (single job → one honest check-run), and the server only merges with
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// required checks green — so the decision surface is exactly this.
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const actions = [
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decideAutomergeAction(pr()).action,
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decideAutomergeAction(pr({ draft: true, head: { ref: 'cursor/x', sha: 'a' } })).action,
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]
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expect(actions).toEqual(['enable-auto-merge', 'mark-ready'])
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})
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})
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