export default { props: { testName1: "test1", testName2: "test2", }, html: `
`, test({ assert, component, target }) { const div = target.querySelector('div'); assert.equal(div.className, 'test1test2'); component.testName1 = null; component.testName2 = null; assert.equal(div.className, '0'); component.testName1 = null; component.testName2 = "test"; assert.equal(div.className, 'nulltest'); component.testName1 = undefined; component.testName2 = "test"; assert.equal(div.className, 'undefinedtest'); component.testName1 = undefined; component.testName2 = undefined; assert.equal(div.className, 'NaN'); component.testName1 = null; component.testName2 = 1; assert.equal(div.className, '1'); component.testName1 = undefined; component.testName2 = 1; assert.equal(div.className, 'NaN'); component.testName1 = null; component.testName2 = 0; assert.equal(div.className, '0'); component.testName1 = undefined; component.testName2 = 0; assert.equal(div.className, 'NaN'); } };