n">EXPECT</span><span class="p">(</span><span class="n">square</span><span class="p">(</span><span class="mi">15</span><span class="p">)</span> <span class="o">&gt;=</span> <span class="mi">0</span><span class="p">)</span></code>) without checking the specific value. These test cases are not buggy per se, but they are not thorough enough to fully vet the code being tested.</p>

<p>A key takehome is that your test results are meaningful exactly and only if your test cases accurate and robust. Put extra care 