我们将测试一个非常简单的组件，该组件验证英国的邮政编码，并返回与该邮政编码对应的地址的详细信息。

We will be testing a very simple component that validates a UK postcode and returns details of the addresses that correspond to that postcode.

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现在让我们快速测试一下该组件。

Let's quickly test the component now.

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该组件适合快速显示任意数据。

This component is great for quickly displaying arbitrary data.

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