test: bound A0 location isolation writes

2026-09-01 10:18:19 +08:00
parent cdcf3e0f4f
commit 2c3efad70a
3 changed files with 146 additions and 28 deletions
@@ -0,0 +1,45 @@
+import assert from 'node:assert/strict'
+import test from 'node:test'
+
+import { planA0LocationIsolation } from '../admin-test-env-acceptance.mjs'
+
+function locations(count) {
+  return Array.from({ length: count }, (_, index) => ({
+    id: String(index + 1), locationCode: `L-${String(index + 1).padStart(4, '0')}`,
+    sharedOverflow: false, version: 0,
+  }))
+}
+
+test('large warehouse is never selected for default mass disable', () => {
+  const plan = planA0LocationIsolation(locations(614), 1)
+  assert.equal(plan.enabled, false)
+  assert.equal(plan.mutationsRequired, 614)
+  assert.deepEqual(plan.targets, [])
+})
+
+test('minimum mutations leave fewer normal locations than required pallets', () => {
+  const plan = planA0LocationIsolation(locations(3), 3)
+  assert.equal(plan.enabled, true)
+  assert.equal(plan.mutationsRequired, 1)
+  assert.equal(plan.targets.length, 1)
+  assert.equal(plan.expectedRemainingNormal, 2)
+  assert.ok(plan.expectedRemainingNormal < plan.requiredSlots)
+})
+
+test('natural shortage proves A0 fallback without any location mutation', () => {
+  const plan = planA0LocationIsolation(locations(1), 2)
+  assert.equal(plan.enabled, true)
+  assert.equal(plan.mutationsRequired, 0)
+  assert.deepEqual(plan.targets, [])
+  assert.ok(plan.normalCount < plan.requiredSlots)
+})
+
+test('shared A0 and duplicate rows never inflate the normal location plan', () => {
+  const normal = locations(2)
+  const plan = planA0LocationIsolation([
+    ...normal, normal[0], { id: 'A0', locationCode: 'A0', sharedOverflow: true, version: 0 },
+  ], 2)
+  assert.equal(plan.normalCount, 2)
+  assert.equal(plan.mutationsRequired, 1)
+  assert.deepEqual(plan.targets.map((item) => item.id), ['1'])
+})