<blockquote>
<blockquote>
<p>it is not testing anything except doing a compilation with periph_dma required (which is totally fine).</p>
</blockquote>
<p>The test script is here to verify the output of an UART, configured with DMA, is working. This is the functional test.<br>
But that's true that if the UART is not configured with DMA, it doesn't test anything specific to DMA.</p>
</blockquote>
<p>Ohhh, I would then like a message before explaining it.</p>
<p><code>"I also work with simple UART, but at least I do not crash with UART + DMA"</code> or something like that.</p>

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