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<h1>math_spec.sl</h1>
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<td class="line-num">1</td>
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<td class="code-content"><pre>// ============================================================================</pre></td>
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<td class="code-content"><pre>// Math Functions Test Suite</pre></td>
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<td class="code-content"><pre>// ============================================================================</pre></td>
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<td class="code-content"><pre></pre></td>
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<td class="line-num">5</td>
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<td class="code-content"><pre>describe("Math Functions", fn() {</pre></td>
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<td class="line-num">6</td>
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<td class="code-content"><pre> test("abs() returns absolute value", fn() {</pre></td>
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<td class="line-num">7</td>
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<td class="code-content"><pre> assert_eq(abs(-5), 5);</pre></td>
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<td class="line-num">8</td>
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<td class="code-content"><pre> assert_eq(abs(5), 5);</pre></td>
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<td class="line-num">9</td>
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<td class="code-content"><pre> assert_eq(abs(-3.14), 3.14);</pre></td>
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<td class="line-num">10</td>
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<td class="code-content"><pre> });</pre></td>
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<td class="line-num">11</td>
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<td class="code-content"><pre></pre></td>
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<td class="line-num">12</td>
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<td class="code-content"><pre> test("min() returns minimum value", fn() {</pre></td>
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<td class="line-num">13</td>
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<td class="code-content"><pre> assert_eq(min(3, 5), 3);</pre></td>
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<td class="line-num">14</td>
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<td class="code-content"><pre> assert_eq(min(10, 2), 2);</pre></td>
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<td class="line-num">15</td>
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<td class="code-content"><pre> assert_eq(min(-1, 1), -1);</pre></td>
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<td class="line-num">16</td>
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<td class="code-content"><pre> });</pre></td>
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<td class="code-content"><pre></pre></td>
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<td class="line-num">18</td>
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<td class="code-content"><pre> test("max() returns maximum value", fn() {</pre></td>
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<td class="line-num">19</td>
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<td class="code-content"><pre> assert_eq(max(3, 5), 5);</pre></td>
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<td class="line-num">20</td>
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<td class="code-content"><pre> assert_eq(max(10, 2), 10);</pre></td>
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<td class="line-num">21</td>
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<td class="code-content"><pre> assert_eq(max(-1, 1), 1);</pre></td>
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<td class="line-num">22</td>
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<td class="code-content"><pre> });</pre></td>
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<td class="code-content"><pre></pre></td>
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<td class="line-num">24</td>
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<td class="code-content"><pre> test("sqrt() returns square root", fn() {</pre></td>
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<td class="line-num">25</td>
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<td class="code-content"><pre> assert_eq(sqrt(4), 2.0);</pre></td>
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<td class="line-num">26</td>
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<td class="code-content"><pre> assert_eq(sqrt(9), 3.0);</pre></td>
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<td class="line-num">27</td>
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<td class="code-content"><pre> assert_eq(sqrt(2), 1.4142135623730951);</pre></td>
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<td class="line-num">28</td>
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<td class="code-content"><pre> });</pre></td>
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<td class="line-num">29</td>
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<td class="code-content"><pre></pre></td>
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<td class="line-num">30</td>
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<td class="code-content"><pre> test("pow() returns power", fn() {</pre></td>
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<td class="line-num">31</td>
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<td class="code-content"><pre> assert_eq(pow(2, 3), 8.0);</pre></td>
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<td class="line-num">32</td>
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<td class="code-content"><pre> assert_eq(pow(10, 2), 100.0);</pre></td>
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<td class="line-num">33</td>
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<td class="code-content"><pre> assert_eq(pow(2, 0), 1.0);</pre></td>
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<td class="code-content"><pre> });</pre></td>
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<td class="code-content"><pre></pre></td>
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<td class="line-num">36</td>
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<td class="code-content"><pre> test("floor() rounds down", fn() {</pre></td>
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<td class="line-num">37</td>
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<td class="code-content"><pre> assert_eq(floor(3.9), 3);</pre></td>
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<td class="line-num">38</td>
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<td class="code-content"><pre> assert_eq(floor(3.1), 3);</pre></td>
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<td class="line-num">39</td>
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<td class="code-content"><pre> assert_eq(floor(-3.1), -4);</pre></td>
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<td class="code-content"><pre> });</pre></td>
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<td class="line-num">41</td>
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<td class="code-content"><pre></pre></td>
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<td class="line-num">42</td>
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<td class="code-content"><pre> test("ceil() rounds up", fn() {</pre></td>
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<td class="line-num">43</td>
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<td class="code-content"><pre> assert_eq(ceil(3.1), 4);</pre></td>
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<td class="line-num">44</td>
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<td class="code-content"><pre> assert_eq(ceil(3.9), 4);</pre></td>
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<td class="line-num">45</td>
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<td class="code-content"><pre> assert_eq(ceil(-3.1), -3);</pre></td>
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<td class="code-content"><pre> });</pre></td>
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<td class="code-content"><pre></pre></td>
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<td class="line-num">48</td>
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<td class="code-content"><pre> test("round() rounds to nearest", fn() {</pre></td>
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<td class="line-num">49</td>
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<td class="code-content"><pre> assert_eq(round(3.4), 3);</pre></td>
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<td class="line-num">50</td>
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<td class="code-content"><pre> assert_eq(round(3.5), 4);</pre></td>
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<td class="line-num">51</td>
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<td class="code-content"><pre> assert_eq(round(3.6), 4);</pre></td>
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<td class="code-content"><pre> });</pre></td>
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<td class="line-num">53</td>
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<td class="code-content"><pre></pre></td>
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<td class="line-num">54</td>
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<td class="code-content"><pre> test("random() returns value between 0 and 1", fn() {</pre></td>
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<td class="line-num">55</td>
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<td class="code-content"><pre> let r = random();</pre></td>
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<td class="line-num">56</td>
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<td class="code-content"><pre> assert(r >= 0.0);</pre></td>
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<td class="line-num">57</td>
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<td class="code-content"><pre> assert(r < 1.0);</pre></td>
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<td class="line-num">58</td>
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<td class="code-content"><pre> });</pre></td>
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<td class="code-content"><pre></pre></td>
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<td class="line-num">60</td>
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<td class="code-content"><pre> test("random() returns different values", fn() {</pre></td>
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<td class="line-num">61</td>
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<td class="code-content"><pre> let r1 = random();</pre></td>
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<td class="line-num">62</td>
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<td class="code-content"><pre> let r2 = random();</pre></td>
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<td class="line-num">63</td>
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<td class="code-content"><pre> assert(r1 != r2 || random() > 0.999);</pre></td>
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<td class="code-content"><pre> });</pre></td>
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<td class="line-num">65</td>
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<td class="code-content"><pre></pre></td>
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<td class="line-num">66</td>
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<td class="code-content"><pre> test("log() returns natural logarithm", fn() {</pre></td>
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<td class="line-num">67</td>
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<td class="code-content"><pre> let ln = log(2.71828);</pre></td>
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<td class="code-content"><pre> assert(ln > 0.99 && ln < 1.01);</pre></td>
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<td class="code-content"><pre> });</pre></td>
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<td class="line-num">70</td>
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<td class="code-content"><pre></pre></td>
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<td class="line-num">71</td>
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<td class="code-content"><pre> test("log10() returns base-10 logarithm", fn() {</pre></td>
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<td class="line-num">72</td>
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<td class="code-content"><pre> assert_eq(log10(100), 2.0);</pre></td>
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<td class="line-num">73</td>
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<td class="code-content"><pre> });</pre></td>
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<td class="line-num">74</td>
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<td class="code-content"><pre></pre></td>
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<td class="line-num">75</td>
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<td class="code-content"><pre> test("pi constant", fn() {</pre></td>
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<td class="line-num">76</td>
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<td class="code-content"><pre> assert(pi > 3.14159 && pi < 3.14160);</pre></td>
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<td class="code-content"><pre> });</pre></td>
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<td class="line-num">78</td>
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<td class="code-content"><pre></pre></td>
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<td class="line-num">79</td>
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<td class="code-content"><pre> test("e constant", fn() {</pre></td>
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<td class="line-num">80</td>
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<td class="code-content"><pre> assert(e > 2.71828 && e < 2.71829);</pre></td>
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<td class="line-num">81</td>
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<td class="code-content"><pre> });</pre></td>
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<td class="code-content"><pre>});</pre></td>
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