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692c90ea1d
"form" has an edge case: its `<input name=action>` element overwrites the `action` property, we can only set attribute. This PR makes `assignElementProperty` can handle such case, and add more tests
26 lines
1.2 KiB
TypeScript
26 lines
1.2 KiB
TypeScript
import {assignElementProperty, type ElementWithAssignableProperties} from './common-button.ts';
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test('assignElementProperty', () => {
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const elForm = document.createElement('form');
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assignElementProperty(elForm, 'action', '/test-link');
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expect(elForm.action).contains('/test-link'); // the DOM always returns absolute URL
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expect(elForm.getAttribute('action')).eq('/test-link');
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assignElementProperty(elForm, 'text-content', 'dummy');
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expect(elForm.textContent).toBe('dummy');
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// mock a form with its property "action" overwritten by an input element
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const elFormWithAction = new class implements ElementWithAssignableProperties {
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action = document.createElement('input'); // now "form.action" is not string, but an input element
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_attrs: Record<string, string> = {};
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setAttribute(name: string, value: string) { this._attrs[name] = value }
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getAttribute(name: string): string | null { return this._attrs[name] }
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}();
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assignElementProperty(elFormWithAction, 'action', '/bar');
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expect(elFormWithAction.getAttribute('action')).eq('/bar');
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const elInput = document.createElement('input');
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expect(elInput.readOnly).toBe(false);
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assignElementProperty(elInput, 'read-only', 'true');
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expect(elInput.readOnly).toBe(true);
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});
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