It requires great discipline to do test first development or to do just enough work and then to move on and do something else, and to stay focused on high-value activities.

敏捷开发需要大量的训练来测试第一个开发或者完成足够的工作，然后向前推进并完成其他的工作，并且始终关注高价值的活动。

youdao

Code profiling should be done in the early stages of development, or as a first performance test after development.

代码分析应在开发的早期阶段进行，或将其作为开发后的第一个性能测试。

youdao

This is epitomized by "agile" practices that endorse test-first development — building tests before you code.

这可以由“敏捷”实践所概括，其认可测试先行开发——在你编码之前构建测试。

youdao

In Worldreader's first test, funded by the U.S. Agency for International Development at six schools in Ghana starting in 2010, the group found that primary-school students who got Kindles increased their performance on standardized reading tests from about 13% to 16%.

WSJ: Worldreader: An E-Book Revolution for Africa?

The chip, which has been in development for over a decade, just completed its first human test, which it passed with flying colors.

FORBES: Your Next Prescription Might Be For A Microchip