<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>datetime_spec.sl - Coverage</title>
<link rel="stylesheet" href="../assets/style.css">
</head>
<body>
<div class="container">
<header>
<h1>datetime_spec.sl</h1>
<a href="../index.html" class="back-link">← Back to Dashboard</a>
</header>
<section class="source-view">
<table>
<tbody>
<tr class="code-line">
<td class="line-num">1</td>
<td class="line-indicator"></td>
<td class="code-content"><pre>// ============================================================================</pre></td>
</tr><tr class="code-line">
<td class="line-num">2</td>
<td class="line-indicator"></td>
<td class="code-content"><pre>// DateTime Test Suite</pre></td>
</tr><tr class="code-line">
<td class="line-num">3</td>
<td class="line-indicator"></td>
<td class="code-content"><pre>// ============================================================================</pre></td>
</tr><tr class="code-line">
<td class="line-num">4</td>
<td class="line-indicator"></td>
<td class="code-content"><pre></pre></td>
</tr><tr class="code-line">
<td class="line-num">5</td>
<td class="line-indicator"></td>
<td class="code-content"><pre>describe("DateTime Functions", fn() {</pre></td>
</tr><tr class="code-line">
<td class="line-num">6</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> test("datetime_now() returns current time", fn() {</pre></td>
</tr><tr class="code-line">
<td class="line-num">7</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> let now = datetime_now();</pre></td>
</tr><tr class="code-line">
<td class="line-num">8</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert_not_null(now);</pre></td>
</tr><tr class="code-line">
<td class="line-num">9</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert(now.year() >= 2024);</pre></td>
</tr><tr class="code-line">
<td class="line-num">10</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> });</pre></td>
</tr><tr class="code-line">
<td class="line-num">11</td>
<td class="line-indicator"></td>
<td class="code-content"><pre></pre></td>
</tr><tr class="code-line">
<td class="line-num">12</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> test("datetime_from_unix() creates from timestamp", fn() {</pre></td>
</tr><tr class="code-line">
<td class="line-num">13</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> let dt = datetime_from_unix(0);</pre></td>
</tr><tr class="code-line">
<td class="line-num">14</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert_eq(dt.year(), 1970);</pre></td>
</tr><tr class="code-line">
<td class="line-num">15</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert_eq(dt.month(), 1);</pre></td>
</tr><tr class="code-line">
<td class="line-num">16</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert_eq(dt.day(), 1);</pre></td>
</tr><tr class="code-line">
<td class="line-num">17</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> });</pre></td>
</tr><tr class="code-line">
<td class="line-num">18</td>
<td class="line-indicator"></td>
<td class="code-content"><pre></pre></td>
</tr><tr class="code-line">
<td class="line-num">19</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> test("datetime instance methods work", fn() {</pre></td>
</tr><tr class="code-line">
<td class="line-num">20</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> let dt = datetime_from_unix(1704067200);</pre></td>
</tr><tr class="code-line">
<td class="line-num">21</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert(dt.year() >= 2024);</pre></td>
</tr><tr class="code-line">
<td class="line-num">22</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert(dt.month() >= 1);</pre></td>
</tr><tr class="code-line">
<td class="line-num">23</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert(dt.month() <= 12);</pre></td>
</tr><tr class="code-line">
<td class="line-num">24</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert(dt.day() >= 1);</pre></td>
</tr><tr class="code-line">
<td class="line-num">25</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert(dt.day() <= 31);</pre></td>
</tr><tr class="code-line">
<td class="line-num">26</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert(dt.hour() >= 0);</pre></td>
</tr><tr class="code-line">
<td class="line-num">27</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert(dt.hour() <= 23);</pre></td>
</tr><tr class="code-line">
<td class="line-num">28</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert(dt.minute() >= 0);</pre></td>
</tr><tr class="code-line">
<td class="line-num">29</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert(dt.minute() <= 59);</pre></td>
</tr><tr class="code-line">
<td class="line-num">30</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert(dt.second() >= 0);</pre></td>
</tr><tr class="code-line">
<td class="line-num">31</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert(dt.second() <= 59);</pre></td>
</tr><tr class="code-line">
<td class="line-num">32</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> });</pre></td>
</tr><tr class="code-line">
<td class="line-num">33</td>
<td class="line-indicator"></td>
<td class="code-content"><pre></pre></td>
</tr><tr class="code-line">
<td class="line-num">34</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> test("datetime arithmetic works", fn() {</pre></td>
</tr><tr class="code-line">
<td class="line-num">35</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> let dt = datetime_from_unix(1704067200);</pre></td>
</tr><tr class="code-line">
<td class="line-num">36</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> let later = dt.add_days(1);</pre></td>
</tr><tr class="code-line">
<td class="line-num">37</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert(later.timestamp() > dt.timestamp());</pre></td>
</tr><tr class="code-line">
<td class="line-num">38</td>
<td class="line-indicator"></td>
<td class="code-content"><pre></pre></td>
</tr><tr class="code-line">
<td class="line-num">39</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> let earlier = dt.subtract_days(1);</pre></td>
</tr><tr class="code-line">
<td class="line-num">40</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert(earlier.timestamp() < dt.timestamp());</pre></td>
</tr><tr class="code-line">
<td class="line-num">41</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> });</pre></td>
</tr><tr class="code-line">
<td class="line-num">42</td>
<td class="line-indicator"></td>
<td class="code-content"><pre></pre></td>
</tr><tr class="code-line">
<td class="line-num">43</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> test("datetime_to_unix() converts to timestamp", fn() {</pre></td>
</tr><tr class="code-line">
<td class="line-num">44</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> let dt = datetime_from_unix(1704067200);</pre></td>
</tr><tr class="code-line">
<td class="line-num">45</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> let ts = datetime_to_unix(dt);</pre></td>
</tr><tr class="code-line">
<td class="line-num">46</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert_eq(ts, 1704067200);</pre></td>
</tr><tr class="code-line">
<td class="line-num">47</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> });</pre></td>
</tr><tr class="code-line">
<td class="line-num">48</td>
<td class="line-indicator"></td>
<td class="code-content"><pre></pre></td>
</tr><tr class="code-line">
<td class="line-num">49</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> test("datetime iso8601() formatting", fn() {</pre></td>
</tr><tr class="code-line">
<td class="line-num">50</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> let dt = datetime_from_unix(0);</pre></td>
</tr><tr class="code-line">
<td class="line-num">51</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> let iso = dt.iso8601();</pre></td>
</tr><tr class="code-line">
<td class="line-num">52</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert_contains(iso, "1970");</pre></td>
</tr><tr class="code-line">
<td class="line-num">53</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> });</pre></td>
</tr><tr class="code-line">
<td class="line-num">54</td>
<td class="line-indicator"></td>
<td class="code-content"><pre>});</pre></td>
</tr><tr class="code-line">
<td class="line-num">55</td>
<td class="line-indicator"></td>
<td class="code-content"><pre></pre></td>
</tr><tr class="code-line">
<td class="line-num">56</td>
<td class="line-indicator"></td>
<td class="code-content"><pre>describe("DateTime Static Methods", fn() {</pre></td>
</tr><tr class="code-line">
<td class="line-num">57</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> test("DateTime.now() returns current datetime", fn() {</pre></td>
</tr><tr class="code-line">
<td class="line-num">58</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> let now = DateTime.now();</pre></td>
</tr><tr class="code-line">
<td class="line-num">59</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert_not_null(now);</pre></td>
</tr><tr class="code-line">
<td class="line-num">60</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert_eq(type(now), "DateTime");</pre></td>
</tr><tr class="code-line">
<td class="line-num">61</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> });</pre></td>
</tr><tr class="code-line">
<td class="line-num">62</td>
<td class="line-indicator"></td>
<td class="code-content"><pre></pre></td>
</tr><tr class="code-line">
<td class="line-num">63</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> test("DateTime.parse() parses ISO string", fn() {</pre></td>
</tr><tr class="code-line">
<td class="line-num">64</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> let dt = DateTime.parse("2024-01-15T10:30:00Z");</pre></td>
</tr><tr class="code-line">
<td class="line-num">65</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert_not_null(dt);</pre></td>
</tr><tr class="code-line">
<td class="line-num">66</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert_eq(type(dt), "DateTime");</pre></td>
</tr><tr class="code-line">
<td class="line-num">67</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> });</pre></td>
</tr><tr class="code-line">
<td class="line-num">68</td>
<td class="line-indicator"></td>
<td class="code-content"><pre></pre></td>
</tr><tr class="code-line">
<td class="line-num">69</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> test("DateTime.epoch() returns epoch datetime", fn() {</pre></td>
</tr><tr class="code-line">
<td class="line-num">70</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> let epoch = DateTime.epoch();</pre></td>
</tr><tr class="code-line">
<td class="line-num">71</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert_not_null(epoch);</pre></td>
</tr><tr class="code-line">
<td class="line-num">72</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert_eq(epoch.year(), 1970);</pre></td>
</tr><tr class="code-line">
<td class="line-num">73</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> });</pre></td>
</tr><tr class="code-line">
<td class="line-num">74</td>
<td class="line-indicator"></td>
<td class="code-content"><pre></pre></td>
</tr><tr class="code-line">
<td class="line-num">75</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> test("DateTime.from_unix() is alias for datetime_from_unix", fn() {</pre></td>
</tr><tr class="code-line">
<td class="line-num">76</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> let dt = DateTime.from_unix(1704067200);</pre></td>
</tr><tr class="code-line">
<td class="line-num">77</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert_not_null(dt);</pre></td>
</tr><tr class="code-line">
<td class="line-num">78</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert_eq(dt.year(), 2024);</pre></td>
</tr><tr class="code-line">
<td class="line-num">79</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> });</pre></td>
</tr><tr class="code-line">
<td class="line-num">80</td>
<td class="line-indicator"></td>
<td class="code-content"><pre>});</pre></td>
</tr><tr class="code-line">
<td class="line-num">81</td>
<td class="line-indicator"></td>
<td class="code-content"><pre></pre></td>
</tr><tr class="code-line">
<td class="line-num">82</td>
<td class="line-indicator"></td>
<td class="code-content"><pre>describe("DateTime Instance Methods", fn() {</pre></td>
</tr><tr class="code-line">
<td class="line-num">83</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> test("add_days() adds days", fn() {</pre></td>
</tr><tr class="code-line">
<td class="line-num">84</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> let dt = DateTime.parse("2024-01-15T00:00:00Z");</pre></td>
</tr><tr class="code-line">
<td class="line-num">85</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> let later = dt.add_days(10);</pre></td>
</tr><tr class="code-line">
<td class="line-num">86</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert_eq(later.day(), 25);</pre></td>
</tr><tr class="code-line">
<td class="line-num">87</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> });</pre></td>
</tr><tr class="code-line">
<td class="line-num">88</td>
<td class="line-indicator"></td>
<td class="code-content"><pre></pre></td>
</tr><tr class="code-line">
<td class="line-num">89</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> test("add_hours() adds hours", fn() {</pre></td>
</tr><tr class="code-line">
<td class="line-num">90</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> let dt = DateTime.parse("2024-01-15T10:00:00Z");</pre></td>
</tr><tr class="code-line">
<td class="line-num">91</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> let later = dt.add_hours(5);</pre></td>
</tr><tr class="code-line">
<td class="line-num">92</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert_eq(later.hour(), 15);</pre></td>
</tr><tr class="code-line">
<td class="line-num">93</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> });</pre></td>
</tr><tr class="code-line">
<td class="line-num">94</td>
<td class="line-indicator"></td>
<td class="code-content"><pre></pre></td>
</tr><tr class="code-line">
<td class="line-num">95</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> test("add_minutes() adds minutes", fn() {</pre></td>
</tr><tr class="code-line">
<td class="line-num">96</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> let dt = DateTime.parse("2024-01-15T10:30:00Z");</pre></td>
</tr><tr class="code-line">
<td class="line-num">97</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> let later = dt.add_minutes(30);</pre></td>
</tr><tr class="code-line">
<td class="line-num">98</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert_eq(later.minute(), 0);</pre></td>
</tr><tr class="code-line">
<td class="line-num">99</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert_eq(later.hour(), 11);</pre></td>
</tr><tr class="code-line">
<td class="line-num">100</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> });</pre></td>
</tr><tr class="code-line">
<td class="line-num">101</td>
<td class="line-indicator"></td>
<td class="code-content"><pre></pre></td>
</tr><tr class="code-line">
<td class="line-num">102</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> test("subtract_days() subtracts days", fn() {</pre></td>
</tr><tr class="code-line">
<td class="line-num">103</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> let dt = DateTime.parse("2024-01-15T00:00:00Z");</pre></td>
</tr><tr class="code-line">
<td class="line-num">104</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> let earlier = dt.subtract_days(5);</pre></td>
</tr><tr class="code-line">
<td class="line-num">105</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert_eq(earlier.day(), 10);</pre></td>
</tr><tr class="code-line">
<td class="line-num">106</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> });</pre></td>
</tr><tr class="code-line">
<td class="line-num">107</td>
<td class="line-indicator"></td>
<td class="code-content"><pre></pre></td>
</tr><tr class="code-line">
<td class="line-num">108</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> test("to_unix() returns timestamp", fn() {</pre></td>
</tr><tr class="code-line">
<td class="line-num">109</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> let dt = DateTime.from_unix(1704067200);</pre></td>
</tr><tr class="code-line">
<td class="line-num">110</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert_eq(dt.to_unix(), 1704067200);</pre></td>
</tr><tr class="code-line">
<td class="line-num">111</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> });</pre></td>
</tr><tr class="code-line">
<td class="line-num">112</td>
<td class="line-indicator"></td>
<td class="code-content"><pre></pre></td>
</tr><tr class="code-line">
<td class="line-num">113</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> test("format() formats date", fn() {</pre></td>
</tr><tr class="code-line">
<td class="line-num">114</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> let dt = DateTime.from_unix(1704067200);</pre></td>
</tr><tr class="code-line">
<td class="line-num">115</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> let formatted = dt.format("%Y-%m-%d");</pre></td>
</tr><tr class="code-line">
<td class="line-num">116</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> assert_contains(formatted, "2024");</pre></td>
</tr><tr class="code-line">
<td class="line-num">117</td>
<td class="line-indicator"></td>
<td class="code-content"><pre> });</pre></td>
</tr><tr class="code-line">
<td class="line-num">118</td>
<td class="line-indicator"></td>
<td class="code-content"><pre>});</pre></td>
</tr>
</tbody>
</table>
</section>
</div>
</body>
</html>