Create assertion and type-class for xs:gDay

Author: tvdijen

src/Assert/DayTrait.php

@@ -0,0 +1,35 @@
+<?php
+
+declare(strict_types=1);
+
+namespace SimpleSAML\XML\Assert;
+
+use InvalidArgumentException;
+
+/**
+ * @package simplesamlphp/xml-common
+ */
+trait DayTrait
+{
+    /**
+     * Format: ---DD with optional timezone representation
+     *
+     * @var string
+     */
+    private static string $day_regex  = '/^---(0[1-9]|1[1-9]|2[1-9]|3[01])((\+|-)([0-1][0-9]|2[0-4]):(0[0-9]|[1-5][0-9])|Z)?$/Di';
+
+
+    /**
+     * @param string $value
+     * @param string $message
+     */
+    protected static function validDay(string $value, string $message = ''): void
+    {
+        parent::regex(
+            $value,
+            self::$day_regex,
+            $message ?: '%s is not a valid xs:gDay',
+            InvalidArgumentException::class,
+        );
+    }
+}

src/Type/DayValue.php

@@ -0,0 +1,26 @@
+<?php
+
+declare(strict_types=1);
+
+namespace SimpleSAML\XML\Type;
+
+use SimpleSAML\XML\Assert\Assert;
+use SimpleSAML\XML\Exception\SchemaViolationException;
+
+/**
+ * @package simplesaml/xml-common
+ */
+class DayValue extends AbstractValueType
+{
+    /**
+     * Validate the value.
+     *
+     * @param string $value
+     * @throws \SimpleSAML\XML\Exception\SchemaViolationException on failure
+     * @return void
+     */
+    protected function validateValue(string $value): void
+    {
+        Assert::validDay($value, SchemaViolationException::class);
+    }
+}

tests/Assert/DayTest.php

@@ -0,0 +1,54 @@
+<?php
+
+declare(strict_types=1);
+
+namespace SimpleSAML\Test\XML\Assert;
+
+use PHPUnit\Framework\Attributes\CoversClass;
+use PHPUnit\Framework\Attributes\DataProvider;
+use PHPUnit\Framework\TestCase;
+use SimpleSAML\Assert\AssertionFailedException;
+use SimpleSAML\XML\Assert\Assert;
+
+/**
+ * Class \SimpleSAML\Test\XML\Assert\DayTest
+ *
+ * @package simplesamlphp/xml-common
+ */
+#[CoversClass(Assert::class)]
+final class DayTest extends TestCase
+{
+    /**
+     * @param boolean $shouldPass
+     * @param string $day
+     */
+    #[DataProvider('provideDay')]
+    public function testValidDay(bool $shouldPass, string $day): void
+    {
+        try {
+            Assert::validDay($day);
+            $this->assertTrue($shouldPass);
+        } catch (AssertionFailedException $e) {
+            $this->assertFalse($shouldPass);
+        }
+    }
+
+
+    /**
+     * @return array<string, array{0: bool, 1: string}>
+     */
+    public static function provideDay(): array
+    {
+        return [
+            'valid' => [true, '---01'],
+            'valid numeric timezone' => [true, '---01+02:00'],
+            'valid Zulu timezone' => [true, '---01Z'],
+            'valid 00:00 timezone' => [true, '---01+00:00'],
+            'day 15' => [true, '---15'],
+            'day 31' => [true, '---31'],
+            'invalid format' => [false, '--30-'],
+            'day out of range' => [false, '---35'],
+            'missing leading dashes' => [false, '15'],
+        ];
+    }
+}

tests/Type/DayValueTest.php

@@ -0,0 +1,54 @@
+<?php
+
+declare(strict_types=1);
+
+namespace SimpleSAML\Test\XML\Type;
+
+use PHPUnit\Framework\Attributes\CoversClass;
+use PHPUnit\Framework\Attributes\DataProvider;
+use PHPUnit\Framework\TestCase;
+use SimpleSAML\XML\Exception\SchemaViolationException;
+use SimpleSAML\XML\Type\DayValue;
+
+/**
+ * Class \SimpleSAML\Test\Type\DayValueTest
+ *
+ * @package simplesamlphp/xml-common
+ */
+#[CoversClass(DayValue::class)]
+final class DayValueTest extends TestCase
+{
+    /**
+     * @param boolean $shouldPass
+     * @param string $day
+     */
+    #[DataProvider('provideDay')]
+    public function testDay(bool $shouldPass, string $day): void
+    {
+        try {
+            DayValue::fromString($day);
+            $this->assertTrue($shouldPass);
+        } catch (SchemaViolationException $e) {
+            $this->assertFalse($shouldPass);
+        }
+    }
+
+
+    /**
+     * @return array<string, array{0: bool, 1: string}>
+     */
+    public static function provideDay(): array
+    {
+        return [
+            'valid' => [true, '---01'],
+            'valid numeric timezone' => [true, '---01+02:00'],
+            'valid Zulu timezone' => [true, '---01Z'],
+            'valid 00:00 timezone' => [true, '---01+00:00'],
+            'day 15' => [true, '---15'],
+            'day 31' => [true, '---31'],
+            'invalid format' => [false, '--30-'],
+            'day out of range' => [false, '---35'],
+            'missing leading dashes' => [false, '15'],
+        ];
+    }
+}