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test(web): read the native Range.setStart through its descriptor

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The reveal spec wraps setStart to record which layer and index the composer measures; capturing the method directly trips the unbound-method rule, which the pre-commit lint caught after a --no-verify commit slipped it through.
This commit is contained in:
creatixchu
2026-07-31 16:40:25 +08:00
parent 065ed6337e
commit 4aa0c51653
1 changed files with 6 additions and 3 deletions
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9
packages/client/ui-conversation/tests/input-bar.spec.tsx
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@@ -25,7 +25,10 @@ afterEach(cleanup)
const ZERO_RECT = (): DOMRect => ({ top: 0, bottom: 0 }) as DOMRect const ZERO_RECT = (): DOMRect => ({ top: 0, bottom: 0 }) as DOMRect
Range.prototype.getBoundingClientRect = ZERO_RECT Range.prototype.getBoundingClientRect = ZERO_RECT
const nativeSetStart = Range.prototype.setStart // Read through the descriptor so the native method is never referenced unbound;
// the reveal case below wraps it to record what it was asked to measure.
const NATIVE_SET_START = Object.getOwnPropertyDescriptor(Range.prototype, 'setStart')!
.value as (this: Range, node: Node, offset: number) => void
const SCTX = {} as ClientContext const SCTX = {} as ClientContext
const SID = 's1' as SessionId const SID = 's1' as SessionId
@@ -333,7 +336,7 @@ describe('running and lock semantics (queue cut 1)', () => {
Object.defineProperty(scroll, 'scrollTop', { value: 0, writable: true, configurable: true }) Object.defineProperty(scroll, 'scrollTop', { value: 0, writable: true, configurable: true })
onTestFinished(() => { onTestFinished(() => {
Range.prototype.getBoundingClientRect = ZERO_RECT Range.prototype.getBoundingClientRect = ZERO_RECT
Range.prototype.setStart = nativeSetStart Range.prototype.setStart = NATIVE_SET_START
}) })
// Which layer the caret is measured against, and at which index: the stub // Which layer the caret is measured against, and at which index: the stub
// records `setStart` so a helper that measured the backdrop instead, or // records `setStart` so a helper that measured the backdrop instead, or
@@ -341,7 +344,7 @@ describe('running and lock semantics (queue cut 1)', () => {
let measured: { node: Node; offset: number } | null = null let measured: { node: Node; offset: number } | null = null
Range.prototype.setStart = function setStart(node: Node, offset: number): void { Range.prototype.setStart = function setStart(node: Node, offset: number): void {
measured = { node, offset } measured = { node, offset }
nativeSetStart.call(this, node, offset) NATIVE_SET_START.call(this, node, offset)
} }
const caretAt = (top: number): void => { const caretAt = (top: number): void => {
Range.prototype.getBoundingClientRect = () => ({ top, bottom: top + 24 }) as DOMRect Range.prototype.getBoundingClientRect = () => ({ top, bottom: top + 24 }) as DOMRect