Add PHP unit tests and page tests.

Run "composer install", then "composer test".
2026-09-26 03:48:09 +02:00
parent 848c447c5b
commit ed959888b4
42 changed files with 5522 additions and 0 deletions
@@ -0,0 +1,55 @@
+<?php
+namespace Xxx\Tests\Unit;
+
+use PHPUnit\Framework\Attributes\DataProvider;
+use Xxx\Tests\Support\TestCase;
+
+// number_words() in navigation.lib.php
+class NumberWordsTest extends TestCase {
+  public static function numbers(): array {
+    return array(
+      array(0, 'zero'),
+      array(1, 'one'),
+      array(5, 'five'),
+      array(10, 'ten'),
+      array(13, 'thirteen'),
+      array(19, 'nineteen'),
+      array(20, 'twenty'),
+      array(21, 'twenty-one'),
+      array(25, 'twenty-five'),
+      array(50, 'fifty'),
+      array(99, 'ninety-nine'),
+      array(100, 'one hundred'),
+      array(101, 'one hundred and one'),
+      array(105, 'one hundred and five'),
+      array(110, 'one hundred and ten'),
+      array(999, 'nine hundred and ninety-nine'),
+      array(1000, 'one thousand'),
+      array(1001, 'one thousand and one'),
+      array(1099, 'one thousand and ninety-nine'),
+      array(1100, 'one thousand one hundred'),
+      array(12345, 'twelve thousand three hundred and forty-five'),
+      array(100000, 'one hundred thousand'),
+      array(1000000, 'one million'),
+      array(2000300, 'two million three hundred'),
+      array(1000000001, 'one billion and one'),
+      array(-7, 'minus seven'),
+      array(-121, 'minus one hundred and twenty-one'),
+    );
+  }
+
+  #[DataProvider('numbers')]
+  public function testWords(int $number, string $words): void {
+    $this->assertSame($words, number_words($number));
+  }
+
+  public function testNumericStringsAreAccepted(): void {
+    $this->assertSame('forty-two', number_words('42'));
+  }
+
+  // The pager shows between 1 and MAX_SHOW stories
+  public function testEveryPageSizeHasWords(): void {
+    for ($n = 1; $n <= MAX_SHOW; $n++)
+      $this->assertMatchesRegularExpression('/^[a-z]+(-[a-z]+)?$/', number_words($n), "for $n");
+  }
+}