✨feature: Initial commit

tests/SmokeTest.php

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+<?php
+/**
+ * Basic project smoke tests.
+ *
+ * @package RSS2CPT
+ */
+
+use PHPUnit\Framework\TestCase;
+
+/**
+ * Verifies project-level invariants without loading WordPress.
+ */
+final class SmokeTest extends TestCase {
+	/**
+	 * Verify the runtime supports the plugin baseline.
+	 */
+	public function test_supported_php_runtime(): void {
+		$this->assertTrue( version_compare( PHP_VERSION, '7.4', '>=' ) );
+	}
+
+	/**
+	 * Verify the persisted option name remains stable.
+	 */
+	public function test_option_key_is_stable(): void {
+		$this->assertSame( 'rss2cpt_settings', RSS2CPT\Options::KEY );
+	}
+
+	/**
+	 * Verify backfills use a safe bounded default.
+	 */
+	public function test_default_import_limit_is_bounded(): void {
+		$settings = RSS2CPT\Options::get();
+		$this->assertSame( 25, $settings['item_limit'] );
+	}
+
+	/**
+	 * Verify ongoing imports do not inherit WordPress's long feed cache.
+	 */
+	public function test_importer_uses_short_feed_cache(): void {
+		$importer = new RSS2CPT\Import\Importer();
+		$this->assertSame( 300, $importer->filter_feed_cache_lifetime( 43200, 'https://example.test/feed.xml' ) );
+	}
+}

tests/bootstrap.php

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+<?php
+/**
+ * PHPUnit bootstrap.
+ *
+ * @package RSS2CPT
+ */
+
+define( 'ABSPATH', dirname( __DIR__ ) . '/' );
+define( 'MINUTE_IN_SECONDS', 60 );
+
+/**
+ * Minimal option stub for isolated settings tests.
+ *
+ * @param string $option  Option name.
+ * @param mixed  $default_value Default value.
+ * @return mixed
+ */
+function get_option( $option, $default_value = false ) {
+	unset( $option );
+	return $default_value;
+}
+
+/**
+ * Minimal wp_parse_args stub for isolated settings tests.
+ *
+ * @param array $args     Supplied values.
+ * @param array $defaults Default values.
+ * @return array
+ */
+function wp_parse_args( $args, $defaults = array() ) {
+	return array_merge( $defaults, $args );
+}
+
+require_once dirname( __DIR__ ) . '/src/Options.php';
+require_once dirname( __DIR__ ) . '/src/Import/Importer.php';