[英]Why async () transform to async function () in Jest tests?
My jest test case is similar to: 我的开玩笑测试用例类似于:
test('should update state.focus', async () => {
let component = getComponent()
component.setState({focus: true})
expect(component.state().focus).toEqual(true)
component.instance().handleBlur()
await expect(component.state().focus).toEqual(false)
})
This works fine in local dev environment. 这在本地开发环境中工作正常。 However it fails on bamboo giving the following error:
但是它在竹子上失败了,给出了以下错误:
test('should update state.focus', async function () {
^^^^^
SyntaxError: missing ) after argument list
at ScriptTransformer._transformAndBuildScript (node_modules/jest-runtime/build/ScriptTransformer.js:289:17)
at handle (node_modules/worker-farm/lib/child/index.js:41:8)
at process.<anonymous> (node_modules/worker-farm/lib/child/index.js:47:3)
at emitTwo (events.js:106:13)
I am using jest - 20.0.3 and babel-jest 20.0.3 我正在使用jest - 20.0.3和babel-jest 20.0.3
I had exactly the same problem. 我有完全相同的问题。 I could solve it by installing the
babel-preset-es2017
package and then use it in the .babelrc
我可以通过安装
babel-preset-es2017
软件包解决它,然后在.babelrc
使用它
{
"presets": ["es2017"]
}
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