import { expect, fixture, html, oneEvent, aTimeout } from '@open-wc/testing';
import './nile-detail';
describe('NileDetail', () => {
    /* Rendering & Structure */
    it('1. renders without errors', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el).to.exist; });
    it('2. has shadow root', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.shadowRoot).to.not.be.null; });
    it('3. is registered as custom element', async () => { expect(customElements.get('nile-detail')).to.exist; });
    it('4. tag name is nile-detail', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.tagName.toLowerCase()).to.equal('nile-detail'); });
    it('5. uses native details element', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.shadowRoot.querySelector('details')).to.exist; });
    it('6. uses native summary element', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.shadowRoot.querySelector('summary')).to.exist; });
    it('7. has static styles', async () => { expect((await import('./nile-detail')).NileDetail.styles).to.exist; });
    it('8. shadow mode is open', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.shadowRoot.mode).to.equal('open'); });
    /* Default property values */
    it('9. open defaults to false', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.open).to.be.false; });
    it('10. heading defaults to empty string', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.heading).to.equal(''); });
    it('11. description defaults to empty string', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.description).to.equal(''); });
    it('12. expandIconPlacement defaults to right', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.expandIconPlacement).to.equal('right'); });
    it('13. disabled defaults to false', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.disabled).to.be.false; });
    /* Attribute reflection */
    it('14. open attribute reflects to property', async () => { const el = await fixture(html `<nile-detail open></nile-detail>`); expect(el.open).to.be.true; });
    it('15. heading attribute reflects to property', async () => { const el = await fixture(html `<nile-detail heading="Applications"></nile-detail>`); expect(el.heading).to.equal('Applications'); });
    it('16. description attribute reflects to property', async () => { const el = await fixture(html `<nile-detail description="Manage your apps"></nile-detail>`); expect(el.description).to.equal('Manage your apps'); });
    it('17. disabled attribute reflects to property', async () => { const el = await fixture(html `<nile-detail disabled></nile-detail>`); expect(el.disabled).to.be.true; });
    it('18. expandIconPlacement attribute reflects to property', async () => { const el = await fixture(html `<nile-detail expandIconPlacement="left"></nile-detail>`); expect(el.expandIconPlacement).to.equal('left'); });
    it('19. setting open property reflects to attribute', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); el.open = true; await el.updateComplete; expect(el.hasAttribute('open')).to.be.true; });
    it('20. removing open attribute sets property to false', async () => { const el = await fixture(html `<nile-detail open></nile-detail>`); el.removeAttribute('open'); await el.updateComplete; expect(el.open).to.be.false; });
    /* Heading and description rendering */
    it('21. renders heading text in the header', async () => { const el = await fixture(html `<nile-detail heading="Settings"></nile-detail>`); const text = el.shadowRoot.querySelector('.detail__heading-text'); expect(text.textContent).to.equal('Settings'); });
    it('22. renders description when provided', async () => { const el = await fixture(html `<nile-detail heading="Title" description="Subtitle here"></nile-detail>`); const desc = el.shadowRoot.querySelector('.detail__description'); expect(desc).to.exist; expect(desc.textContent).to.equal('Subtitle here'); });
    it('23. does not render description when empty', async () => { const el = await fixture(html `<nile-detail heading="Title"></nile-detail>`); expect(el.shadowRoot.querySelector('.detail__description')).to.be.null; });
    it('24. updates heading dynamically', async () => { const el = await fixture(html `<nile-detail heading="Old"></nile-detail>`); el.heading = 'New'; await el.updateComplete; expect(el.shadowRoot.querySelector('.detail__heading-text').textContent).to.equal('New'); });
    it('25. updates description dynamically', async () => { const el = await fixture(html `<nile-detail heading="T" description="Old"></nile-detail>`); el.description = 'New'; await el.updateComplete; expect(el.shadowRoot.querySelector('.detail__description').textContent).to.equal('New'); });
    /* CSS classes driven by state */
    it('26. adds detail--open class when open', async () => { const el = await fixture(html `<nile-detail open></nile-detail>`); expect(el.shadowRoot.querySelector('.detail--open')).to.exist; });
    it('27. no detail--open class when closed', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.shadowRoot.querySelector('.detail--open')).to.be.null; });
    it('28. adds detail--disabled class when disabled', async () => { const el = await fixture(html `<nile-detail disabled></nile-detail>`); expect(el.shadowRoot.querySelector('.detail--disabled')).to.exist; });
    it('29. no detail--disabled class when enabled', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.shadowRoot.querySelector('.detail--disabled')).to.be.null; });
    it('30. adds detail__header--icon-left when expandIconPlacement is left', async () => { const el = await fixture(html `<nile-detail expandIconPlacement="left"></nile-detail>`); expect(el.shadowRoot.querySelector('.detail__header--icon-left')).to.exist; });
    it('31. no detail__header--icon-left when expandIconPlacement is right', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.shadowRoot.querySelector('.detail__header--icon-left')).to.be.null; });
    /* Accessibility — ARIA & keyboard */
    it('32. summary has aria-label matching heading', async () => { const el = await fixture(html `<nile-detail heading="Apps"></nile-detail>`); expect(el.shadowRoot.querySelector('summary').getAttribute('aria-label')).to.equal('Apps'); });
    it('33. summary has aria-label matching heading and description', async () => { const el = await fixture(html `<nile-detail heading="Apps" description="Manage apps"></nile-detail>`); expect(el.shadowRoot.querySelector('summary').getAttribute('aria-label')).to.equal('Apps, Manage apps'); });
    it('34. summary has aria-disabled false when enabled', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.shadowRoot.querySelector('summary').getAttribute('aria-disabled')).to.equal('false'); });
    it('35. summary has aria-disabled true when disabled', async () => { const el = await fixture(html `<nile-detail disabled></nile-detail>`); expect(el.shadowRoot.querySelector('summary').getAttribute('aria-disabled')).to.equal('true'); });
    it('36. summary has tabindex 0 when enabled', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.shadowRoot.querySelector('summary').getAttribute('tabindex')).to.equal('0'); });
    it('37. summary has tabindex -1 when disabled', async () => { const el = await fixture(html `<nile-detail disabled></nile-detail>`); expect(el.shadowRoot.querySelector('summary').getAttribute('tabindex')).to.equal('-1'); });
    it('38. label slot exists', async () => { const el = await fixture(html `<nile-detail heading="Apps"></nile-detail>`); expect(el.shadowRoot.querySelector('slot[name="label"]')).to.exist; });
    it('39. summary has aria-expanded false when closed', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.shadowRoot.querySelector('summary').getAttribute('aria-expanded')).to.equal('false'); });
    it('40. summary-icon container has aria-hidden true', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.shadowRoot.querySelector('.detail__summary-icon').getAttribute('aria-hidden')).to.equal('true'); });
    /* Parts */
    it('41. exposes base part', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.shadowRoot.querySelector('[part="base"]').tagName.toLowerCase()).to.equal('details'); });
    it('42. exposes header part', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.shadowRoot.querySelector('[part="header"]').tagName.toLowerCase()).to.equal('summary'); });
    it('43. exposes summary-icon part', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.shadowRoot.querySelector('[part="summary-icon"]')).to.exist; });
    it('44. exposes content part on body', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.shadowRoot.querySelector('[part="content"]')).to.exist; });
    /* Slots */
    it('45. has header-actions slot', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.shadowRoot.querySelector('slot[name="header-actions"]')).to.exist; });
    it('46. has expand-icon slot', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.shadowRoot.querySelector('slot[name="expand-icon"]')).to.exist; });
    it('47. has default slot for content', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.shadowRoot.querySelector('slot:not([name])')).to.exist; });
    it('48. user can slot custom heading markup', async () => { const el = await fixture(html `<nile-detail><div slot="header-description"><strong>Custom</strong></div></nile-detail>`); expect(el.querySelector('[slot="header-description"]')).to.exist; });
    it('49. user can slot custom icon', async () => { const el = await fixture(html `<nile-detail><span slot="icon">▶</span></nile-detail>`); expect(el.querySelector('[slot="icon"]')).to.exist; });
    it('50. default slot receives content', async () => { const el = await fixture(html `<nile-detail><p>Some content</p></nile-detail>`); expect(el.querySelector('p').textContent).to.equal('Some content'); });
    /* Body visibility after first render */
    it('51. body is hidden when initially closed', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.body.hidden).to.be.true; });
    it('52. body is visible when initially open', async () => { const el = await fixture(html `<nile-detail open></nile-detail>`); expect(el.body.hidden).to.be.false; });
    it('53. body height is 0 when initially closed', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.body.style.height).to.equal('0px'); });
    it('54. body height is auto when initially open', async () => { const el = await fixture(html `<nile-detail open></nile-detail>`); expect(el.body.style.height).to.equal('auto'); });
    /* show() and hide() methods */
    it('55. show method exists', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.show).to.be.a('function'); });
    it('56. hide method exists', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.hide).to.be.a('function'); });
    it('57. show() opens a closed detail', async () => { const el = await fixture(html `<nile-detail heading="Apps"><p>Content</p></nile-detail>`); el.show(); const ev = await oneEvent(el, 'nile-after-show'); expect(ev).to.exist; expect(el.open).to.be.true; });
    it('58. hide() closes an open detail', async () => { const el = await fixture(html `<nile-detail heading="Apps" open><p>Content</p></nile-detail>`); el.hide(); const ev = await oneEvent(el, 'nile-after-hide'); expect(ev).to.exist; expect(el.open).to.be.false; });
    it('59. show() is no-op when already open', async () => { const el = await fixture(html `<nile-detail open><p>C</p></nile-detail>`); const result = await el.show(); expect(result).to.be.undefined; expect(el.open).to.be.true; });
    it('60. hide() is no-op when already closed', async () => { const el = await fixture(html `<nile-detail><p>C</p></nile-detail>`); const result = await el.hide(); expect(result).to.be.undefined; expect(el.open).to.be.false; });
    it('61. show() is no-op when disabled', async () => { const el = await fixture(html `<nile-detail disabled><p>C</p></nile-detail>`); const result = await el.show(); expect(result).to.be.undefined; expect(el.open).to.be.false; });
    it('62. hide() is no-op when disabled', async () => { const el = await fixture(html `<nile-detail open disabled><p>C</p></nile-detail>`); const result = await el.hide(); expect(result).to.be.undefined; expect(el.open).to.be.true; });
    /* Events — nile-show, nile-after-show, nile-hide, nile-after-hide */
    it('63. emits nile-show when opening', async () => { const el = await fixture(html `<nile-detail heading="T"><p>C</p></nile-detail>`); setTimeout(() => el.show()); const ev = await oneEvent(el, 'nile-show'); expect(ev).to.exist; });
    it('64. emits nile-after-show after open animation', async () => { const el = await fixture(html `<nile-detail heading="T"><p>C</p></nile-detail>`); setTimeout(() => el.show()); const ev = await oneEvent(el, 'nile-after-show'); expect(ev).to.exist; });
    it('65. emits nile-hide when closing', async () => { const el = await fixture(html `<nile-detail heading="T" open><p>C</p></nile-detail>`); setTimeout(() => el.hide()); const ev = await oneEvent(el, 'nile-hide'); expect(ev).to.exist; });
    it('66. emits nile-after-hide after close animation', async () => { const el = await fixture(html `<nile-detail heading="T" open><p>C</p></nile-detail>`); setTimeout(() => el.hide()); const ev = await oneEvent(el, 'nile-after-hide'); expect(ev).to.exist; });
    /* Cancelable events */
    it('67. canceling nile-show emits prevented event', async () => { const el = await fixture(html `<nile-detail heading="T"><p>C</p></nile-detail>`); let showPrevented = false; el.addEventListener('nile-show', (e) => { e.preventDefault(); showPrevented = true; }); el.show(); await aTimeout(500); expect(showPrevented).to.be.true; });
    it('68. canceling nile-hide emits prevented event', async () => { const el = await fixture(html `<nile-detail heading="T" open><p>C</p></nile-detail>`); let hidePrevented = false; el.addEventListener('nile-hide', (e) => { e.preventDefault(); hidePrevented = true; }); el.hide(); await aTimeout(500); expect(hidePrevented).to.be.true; });
    /* Disabled prevents interaction */
    it('69. clicking summary does not open when disabled', async () => { const el = await fixture(html `<nile-detail heading="T" disabled><p>C</p></nile-detail>`); el.shadowRoot.querySelector('summary').click(); await el.updateComplete; expect(el.open).to.be.false; });
    it('70. clicking summary does not close when disabled', async () => { const el = await fixture(html `<nile-detail heading="T" open disabled><p>C</p></nile-detail>`); el.shadowRoot.querySelector('summary').click(); await el.updateComplete; expect(el.open).to.be.true; });
    it('71. enabling a disabled detail allows interaction again', async () => { const el = await fixture(html `<nile-detail heading="T" disabled><p>C</p></nile-detail>`); el.disabled = false; await el.updateComplete; el.show(); const ev = await oneEvent(el, 'nile-after-show'); expect(ev).to.exist; expect(el.open).to.be.true; });
    /* Dynamic state changes */
    it('72. toggling open on then off removes detail--open class', async () => { const el = await fixture(html `<nile-detail heading="T"><p>C</p></nile-detail>`); el.open = true; await el.updateComplete; expect(el.shadowRoot.querySelector('.detail--open')).to.exist; el.open = false; await el.updateComplete; expect(el.shadowRoot.querySelector('.detail--open')).to.be.null; });
    it('73. toggling disabled on then off removes detail--disabled class', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); el.disabled = true; await el.updateComplete; expect(el.shadowRoot.querySelector('.detail--disabled')).to.exist; el.disabled = false; await el.updateComplete; expect(el.shadowRoot.querySelector('.detail--disabled')).to.be.null; });
    it('74. switching expandIconPlacement from right to left updates class', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.shadowRoot.querySelector('.detail__header--icon-left')).to.be.null; el.expandIconPlacement = 'left'; await el.updateComplete; expect(el.shadowRoot.querySelector('.detail__header--icon-left')).to.exist; });
    it('75. native details open attribute updates when open changes', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.shadowRoot.querySelector('details').open).to.be.false; el.open = true; await el.updateComplete; });
    /* Keyboard interaction */
    it('76. Enter key on summary opens the detail', async () => { const el = await fixture(html `<nile-detail heading="T"><p>C</p></nile-detail>`); const summary = el.shadowRoot.querySelector('summary'); summary.dispatchEvent(new KeyboardEvent('keydown', { key: 'Enter', bubbles: true, composed: true })); const ev = await oneEvent(el, 'nile-after-show'); expect(ev).to.exist; expect(el.open).to.be.true; });
    it('77. Space key on summary opens the detail', async () => { const el = await fixture(html `<nile-detail heading="T"><p>C</p></nile-detail>`); const summary = el.shadowRoot.querySelector('summary'); summary.dispatchEvent(new KeyboardEvent('keydown', { key: ' ', bubbles: true, composed: true })); const ev = await oneEvent(el, 'nile-after-show'); expect(ev).to.exist; expect(el.open).to.be.true; });
    it('78. Enter key on summary closes an open detail', async () => { const el = await fixture(html `<nile-detail heading="T" open><p>C</p></nile-detail>`); const summary = el.shadowRoot.querySelector('summary'); summary.dispatchEvent(new KeyboardEvent('keydown', { key: 'Enter', bubbles: true, composed: true })); const ev = await oneEvent(el, 'nile-after-hide'); expect(ev).to.exist; expect(el.open).to.be.false; });
    it('79. ArrowDown key opens the detail', async () => { const el = await fixture(html `<nile-detail heading="T"><p>C</p></nile-detail>`); const summary = el.shadowRoot.querySelector('summary'); summary.dispatchEvent(new KeyboardEvent('keydown', { key: 'ArrowDown', bubbles: true, composed: true })); const ev = await oneEvent(el, 'nile-after-show'); expect(ev).to.exist; expect(el.open).to.be.true; });
    it('80. ArrowUp key closes the detail', async () => { const el = await fixture(html `<nile-detail heading="T" open><p>C</p></nile-detail>`); const summary = el.shadowRoot.querySelector('summary'); summary.dispatchEvent(new KeyboardEvent('keydown', { key: 'ArrowUp', bubbles: true, composed: true })); const ev = await oneEvent(el, 'nile-after-hide'); expect(ev).to.exist; expect(el.open).to.be.false; });
    it('81. ArrowRight key opens the detail', async () => { const el = await fixture(html `<nile-detail heading="T"><p>C</p></nile-detail>`); const summary = el.shadowRoot.querySelector('summary'); summary.dispatchEvent(new KeyboardEvent('keydown', { key: 'ArrowRight', bubbles: true, composed: true })); const ev = await oneEvent(el, 'nile-after-show'); expect(ev).to.exist; expect(el.open).to.be.true; });
    it('82. ArrowLeft key closes the detail', async () => { const el = await fixture(html `<nile-detail heading="T" open><p>C</p></nile-detail>`); const summary = el.shadowRoot.querySelector('summary'); summary.dispatchEvent(new KeyboardEvent('keydown', { key: 'ArrowLeft', bubbles: true, composed: true })); const ev = await oneEvent(el, 'nile-after-hide'); expect(ev).to.exist; expect(el.open).to.be.false; });
    /* Multiple instances are independent */
    it('83. two details operate independently', async () => { const c = await fixture(html `<div><nile-detail heading="A"><p>A</p></nile-detail><nile-detail heading="B"><p>B</p></nile-detail></div>`); const [a, b] = Array.from(c.querySelectorAll('nile-detail')); a.show(); await oneEvent(a, 'nile-after-show'); expect(a.open).to.be.true; expect(b.open).to.be.false; });
    it('84. opening one does not close the other', async () => { const c = await fixture(html `<div><nile-detail heading="A" open><p>A</p></nile-detail><nile-detail heading="B"><p>B</p></nile-detail></div>`); const [a, b] = Array.from(c.querySelectorAll('nile-detail')); b.show(); await oneEvent(b, 'nile-after-show'); expect(a.open).to.be.true; expect(b.open).to.be.true; });
    /* DOM lifecycle */
    it('85. isConnected is true when in DOM', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.isConnected).to.be.true; });
    it('86. isConnected is false after removal', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); el.remove(); expect(el.isConnected).to.be.false; });
    it('87. can be created via document.createElement', async () => { const el = document.createElement('nile-detail'); document.body.appendChild(el); await el.updateComplete; expect(el.shadowRoot).to.not.be.null; document.body.removeChild(el); });
    /* Generic HTML attributes pass through */
    it('88. class attribute works', async () => { const el = await fixture(html `<nile-detail class="custom"></nile-detail>`); expect(el.classList.contains('custom')).to.be.true; });
    it('89. id attribute works', async () => { const el = await fixture(html `<nile-detail id="d1"></nile-detail>`); expect(el.id).to.equal('d1'); });
    it('90. hidden attribute works', async () => { const el = await fixture(html `<nile-detail hidden></nile-detail>`); expect(el.hidden).to.be.true; });
    it('91. data attribute works', async () => { const el = await fixture(html `<nile-detail data-section="apps"></nile-detail>`); expect(el.dataset.section).to.equal('apps'); });
    it('92. style attribute works', async () => { const el = await fixture(html `<nile-detail style="margin-top:10px"></nile-detail>`); expect(el.style.marginTop).to.equal('10px'); });
    it('93. aria-label passes through', async () => { const el = await fixture(html `<nile-detail aria-label="Section"></nile-detail>`); expect(el.getAttribute('aria-label')).to.equal('Section'); });
    /* Icon element */
    it('94. renders nile-icon by default', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.shadowRoot.querySelector('nile-icon')).to.exist; });
    it('95. icon container exists', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el.shadowRoot.querySelector('.detail__summary-icon')).to.exist; });
    /* Open/close sequence */
    it('96. open then close returns to original state', async () => { const el = await fixture(html `<nile-detail heading="T"><p>C</p></nile-detail>`); el.show(); await oneEvent(el, 'nile-after-show'); expect(el.open).to.be.true; el.hide(); await oneEvent(el, 'nile-after-hide'); expect(el.open).to.be.false; expect(el.body.hidden).to.be.true; });
    it('97. rapid show then hide settles correctly', async () => { const el = await fixture(html `<nile-detail heading="T"><p>C</p></nile-detail>`); el.show(); await aTimeout(50); el.hide(); await oneEvent(el, 'nile-after-hide'); expect(el.open).to.be.false; });
    /* Full integration */
    it('98. full integration with all properties set', async () => { const el = await fixture(html `<nile-detail heading="Apps" description="Manage" expandIconPlacement="left" class="panel" id="p1"><p>Content</p></nile-detail>`); expect(el.heading).to.equal('Apps'); expect(el.description).to.equal('Manage'); expect(el.expandIconPlacement).to.equal('left'); expect(el.id).to.equal('p1'); expect(el.open).to.be.false; expect(el.disabled).to.be.false; expect(el.shadowRoot.querySelector('details')).to.exist; expect(el.shadowRoot.querySelector('summary')).to.exist; expect(el.shadowRoot.querySelector('.detail__header--icon-left')).to.exist; expect(el.querySelector('p').textContent).to.equal('Content'); });
    it('99. combined disabled and open set at init', async () => { const el = await fixture(html `<nile-detail heading="T" open disabled><p>C</p></nile-detail>`); expect(el.open).to.be.true; expect(el.disabled).to.be.true; expect(el.shadowRoot.querySelector('.detail--open')).to.exist; expect(el.shadowRoot.querySelector('.detail--disabled')).to.exist; expect(el.shadowRoot.querySelector('summary').getAttribute('tabindex')).to.equal('-1'); });
    it('100. dispatchEvent works for custom events', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); let detail; el.addEventListener('custom-event', ((e) => { detail = e.detail; })); el.dispatchEvent(new CustomEvent('custom-event', { detail: { test: true } })); expect(detail.test).to.be.true; });
    /* Partial / missing properties — user does not pass everything */
    it('101. works with no properties at all', async () => { const el = await fixture(html `<nile-detail></nile-detail>`); expect(el).to.exist; expect(el.open).to.be.false; expect(el.heading).to.equal(''); expect(el.description).to.equal(''); expect(el.disabled).to.be.false; expect(el.shadowRoot.querySelector('details')).to.exist; });
    it('102. works with only heading, no description', async () => { const el = await fixture(html `<nile-detail heading="Section"></nile-detail>`); expect(el.heading).to.equal('Section'); expect(el.shadowRoot.querySelector('.detail__description')).to.be.null; expect(el.shadowRoot.querySelector('.detail__heading-text').textContent).to.equal('Section'); });
    it('103. works with only description, no heading', async () => { const el = await fixture(html `<nile-detail description="Some info"></nile-detail>`); expect(el.heading).to.equal(''); expect(el.description).to.equal('Some info'); expect(el.shadowRoot.querySelector('.detail__heading-text').textContent).to.equal(''); expect(el.shadowRoot.querySelector('.detail__description').textContent).to.equal('Some info'); });
    it('104. works with only open, no heading or content', async () => { const el = await fixture(html `<nile-detail open></nile-detail>`); expect(el.open).to.be.true; expect(el.heading).to.equal(''); expect(el.body.hidden).to.be.false; });
    it('105. works with only disabled, no heading or content', async () => { const el = await fixture(html `<nile-detail disabled></nile-detail>`); expect(el.disabled).to.be.true; expect(el.shadowRoot.querySelector('.detail--disabled')).to.exist; });
    it('106. works with content but no heading or description', async () => { const el = await fixture(html `<nile-detail><p>Just content</p></nile-detail>`); expect(el.heading).to.equal(''); expect(el.querySelector('p').textContent).to.equal('Just content'); });
    it('107. works with only expandIconPlacement set', async () => { const el = await fixture(html `<nile-detail expandIconPlacement="left"></nile-detail>`); expect(el.expandIconPlacement).to.equal('left'); expect(el.shadowRoot.querySelector('.detail__header--icon-left')).to.exist; });
    it('108. works with heading and open, no content', async () => { const el = await fixture(html `<nile-detail heading="Empty" open></nile-detail>`); expect(el.open).to.be.true; expect(el.heading).to.equal('Empty'); expect(el.children.length).to.equal(0); });
    it('109. works with empty string heading attribute', async () => { const el = await fixture(html `<nile-detail heading=""></nile-detail>`); expect(el.heading).to.equal(''); expect(el.shadowRoot.querySelector('.detail__heading-text').textContent).to.equal(''); });
    it('110. works with only slotted heading, no heading property', async () => { const el = await fixture(html `<nile-detail><div slot="header-description"><b>Custom Header</b></div></nile-detail>`); expect(el.heading).to.equal(''); expect(el.querySelector('[slot="header-description"]')).to.exist; });
    it('111. works with only slotted icon, no other props', async () => { const el = await fixture(html `<nile-detail><span slot="icon">→</span></nile-detail>`); expect(el.querySelector('[slot="icon"]').textContent).to.equal('→'); });
    it('112. works with disabled and content but no heading', async () => { const el = await fixture(html `<nile-detail disabled><p>Locked</p></nile-detail>`); expect(el.disabled).to.be.true; expect(el.querySelector('p').textContent).to.equal('Locked'); const result = await el.show(); expect(result).to.be.undefined; expect(el.open).to.be.false; });
    it('113. works with open and disabled but no content', async () => { const el = await fixture(html `<nile-detail open disabled></nile-detail>`); expect(el.open).to.be.true; expect(el.disabled).to.be.true; expect(el.children.length).to.equal(0); });
    /* User can pass anything inside the content */
    it('114. accepts plain text as content', async () => { const el = await fixture(html `<nile-detail heading="T" open>Hello World</nile-detail>`); expect(el.textContent).to.contain('Hello World'); });
    it('115. accepts a paragraph as content', async () => { const el = await fixture(html `<nile-detail heading="T" open><p>Paragraph</p></nile-detail>`); expect(el.querySelector('p').textContent).to.equal('Paragraph'); });
    it('116. accepts multiple paragraphs as content', async () => { const el = await fixture(html `<nile-detail heading="T" open><p>One</p><p>Two</p><p>Three</p></nile-detail>`); expect(el.querySelectorAll('p').length).to.equal(3); });
    it('117. accepts a table as content', async () => { const el = await fixture(html `<nile-detail heading="Data" open><table><tr><td>Cell</td></tr></table></nile-detail>`); expect(el.querySelector('table')).to.exist; expect(el.querySelector('td').textContent).to.equal('Cell'); });
    it('118. accepts a form as content', async () => { const el = await fixture(html `<nile-detail heading="Settings" open><form><input type="text" value="test"><button type="submit">Save</button></form></nile-detail>`); expect(el.querySelector('form')).to.exist; expect(el.querySelector('input')).to.exist; expect(el.querySelector('button').textContent).to.equal('Save'); });
    it('119. accepts an image as content', async () => { const el = await fixture(html `<nile-detail heading="Photo" open><img src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" alt="pixel"></nile-detail>`); expect(el.querySelector('img')).to.exist; expect(el.querySelector('img').alt).to.equal('pixel'); });
    it('120. accepts an unordered list as content', async () => { const el = await fixture(html `<nile-detail heading="Items" open><ul><li>A</li><li>B</li><li>C</li></ul></nile-detail>`); expect(el.querySelectorAll('li').length).to.equal(3); });
    it('121. accepts an ordered list as content', async () => { const el = await fixture(html `<nile-detail heading="Steps" open><ol><li>First</li><li>Second</li></ol></nile-detail>`); expect(el.querySelector('ol')).to.exist; expect(el.querySelectorAll('li').length).to.equal(2); });
    it('122. accepts a video element as content', async () => { const el = await fixture(html `<nile-detail heading="Media" open><video src="test.mp4"></video></nile-detail>`); expect(el.querySelector('video')).to.exist; });
    it('123. accepts an iframe as content', async () => { const el = await fixture(html `<nile-detail heading="Embed" open><iframe title="embed"></iframe></nile-detail>`); expect(el.querySelector('iframe')).to.exist; });
    it('124. accepts deeply nested HTML as content', async () => { const el = await fixture(html `<nile-detail heading="Nested" open><div><section><article><p>Deep</p></article></section></div></nile-detail>`); expect(el.querySelector('article p').textContent).to.equal('Deep'); });
    it('125. accepts a canvas element as content', async () => { const el = await fixture(html `<nile-detail heading="Draw" open><canvas width="100" height="100"></canvas></nile-detail>`); expect(el.querySelector('canvas')).to.exist; });
    it('126. accepts links as content', async () => { const el = await fixture(html `<nile-detail heading="Links" open><a href="#">Link 1</a><a href="#">Link 2</a></nile-detail>`); expect(el.querySelectorAll('a').length).to.equal(2); });
    it('127. accepts code blocks as content', async () => { const el = await fixture(html `<nile-detail heading="Code" open><pre><code>const x = 1;</code></pre></nile-detail>`); expect(el.querySelector('code').textContent).to.equal('const x = 1;'); });
    it('128. accepts styled divs as content', async () => { const el = await fixture(html `<nile-detail heading="Styled" open><div style="background:red;padding:10px">Red box</div></nile-detail>`); const div = el.querySelector('div'); expect(div.style.background).to.equal('red'); expect(div.textContent).to.equal('Red box'); });
    it('129. accepts SVG as content', async () => { const el = await fixture(html `<nile-detail heading="Graphic" open><svg width="10" height="10"><circle cx="5" cy="5" r="5"></circle></svg></nile-detail>`); expect(el.querySelector('svg')).to.exist; expect(el.querySelector('circle')).to.exist; });
    it('130. accepts another web component as content', async () => { const el = await fixture(html `<nile-detail heading="Nested Component" open><nile-detail heading="Inner"><p>Inner content</p></nile-detail></nile-detail>`); const inner = el.querySelector('nile-detail'); expect(inner).to.exist; expect(inner.heading).to.equal('Inner'); });
    it('131. accepts mixed content types together', async () => { const el = await fixture(html `<nile-detail heading="Mixed" open><p>Text</p><img src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" alt="img"><ul><li>Item</li></ul><table><tr><td>Cell</td></tr></table></nile-detail>`); expect(el.querySelector('p')).to.exist; expect(el.querySelector('img')).to.exist; expect(el.querySelector('ul')).to.exist; expect(el.querySelector('table')).to.exist; });
    it('132. accepts empty content gracefully', async () => { const el = await fixture(html `<nile-detail heading="Empty" open></nile-detail>`); expect(el).to.exist; expect(el.children.length).to.equal(0); });
    it('133. accepts content with data attributes', async () => { const el = await fixture(html `<nile-detail heading="Data" open><div data-id="123" data-type="card">Item</div></nile-detail>`); const div = el.querySelector('div'); expect(div.dataset.id).to.equal('123'); expect(div.dataset.type).to.equal('card'); });
    it('134. accepts input elements and they remain functional', async () => { const el = await fixture(html `<nile-detail heading="Form" open><input type="text" id="inp"></nile-detail>`); const input = el.querySelector('input'); input.value = 'typed'; expect(input.value).to.equal('typed'); });
    it('135. accepts textarea as content', async () => { const el = await fixture(html `<nile-detail heading="Notes" open><textarea>Some notes</textarea></nile-detail>`); expect(el.querySelector('textarea').value).to.equal('Some notes'); });
    it('136. accepts select dropdown as content', async () => { const el = await fixture(html `<nile-detail heading="Options" open><select><option value="a">A</option><option value="b">B</option></select></nile-detail>`); expect(el.querySelectorAll('option').length).to.equal(2); });
    it('137. accepts checkbox inputs as content', async () => { const el = await fixture(html `<nile-detail heading="Prefs" open><label><input type="checkbox" checked> Agree</label></nile-detail>`); const cb = el.querySelector('input[type="checkbox"]'); expect(cb.checked).to.be.true; });
    it('138. accepts radio buttons as content', async () => { const el = await fixture(html `<nile-detail heading="Choice" open><input type="radio" name="r" value="1"><input type="radio" name="r" value="2"></nile-detail>`); expect(el.querySelectorAll('input[type="radio"]').length).to.equal(2); });
    it('139. accepts definition list as content', async () => { const el = await fixture(html `<nile-detail heading="Glossary" open><dl><dt>Term</dt><dd>Definition</dd></dl></nile-detail>`); expect(el.querySelector('dt').textContent).to.equal('Term'); expect(el.querySelector('dd').textContent).to.equal('Definition'); });
    it('140. content with event listeners still works', async () => { const el = await fixture(html `<nile-detail heading="Interactive" open><button id="btn">Click</button></nile-detail>`); let clicked = false; el.querySelector('#btn').addEventListener('click', () => { clicked = true; }); el.querySelector('#btn').click(); expect(clicked).to.be.true; });
});
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