So, let's write a simple app to perform a test query (see Listing 2).

现在，让我们来编写一个执行测试查询的简单应用程序(请参见清单2)。

youdao

In this case, I perform a test to make sure the column location isn't null.

在这里，我执行了一个测试来保证列位置不为null。

youdao

Now, consider one hundred functional tests that all perform a test like this.

现在，考虑如果一百个功能性测试都要这样执行测试，会怎么样。

youdao

You can also perform a test.

你也可以做一个实验。

youdao

Many electronic voting machines have clocks in them that can be set forward to the day of the election to perform a test.

许多电子投票机内都设有时钟，可以直接将时间快转设定成投票日来进行测试。

youdao

Many electronic voting machines have clocks in them that can be set forward to the day of the election to perform a test.

许多电子投票机内都设有时钟，可以直接将时间快转设定成投票日来进行测试。

youdao