1 files changed, 80 insertions, 0 deletions
diff --git a/www/wiki/extensions/SemanticMediaWiki/tests/phpunit/Unit/Iterators/AppendIteratorTest.php b/www/wiki/extensions/SemanticMediaWiki/tests/phpunit/Unit/Iterators/AppendIteratorTest.php
new file mode 100644
index 00000000..617d244f
--- /dev/null
+++ b/www/wiki/extensions/SemanticMediaWiki/tests/phpunit/Unit/Iterators/AppendIteratorTest.php
@@ -0,0 +1,80 @@
+<?php
+
+namespace SMW\Tests\Iterators;
+
+use SMW\Iterators\AppendIterator;
+use SMW\Tests\PHPUnitCompat;
+
+/**
+ * @covers \SMW\Iterators\AppendIterator
+ * @group semantic-mediawiki
+ *
+ * @license GNU GPL v2+
+ * @since 3.0
+ *
+ * @author mwjames
+ */
+class AppendIteratorTest extends \PHPUnit_Framework_TestCase {
+
+	use PHPUnitCompat;
+
+	public function testCanConstruct() {
+
+		$this->assertInstanceOf(
+			AppendIterator::class,
+			new AppendIterator()
+		);
+	}
+
+	/**
+	 * @dataProvider iterableProvider
+	 */
+	public function testCount( $iterable, $expected ) {
+
+		$instance = new AppendIterator();
+		$instance->add( $iterable );
+
+		$this->assertEquals(
+			$expected,
+			$instance->count()
+		);
+	}
+
+	public function testAddOnNonIterableThrowsException() {
+
+		$instance = new AppendIterator();
+
+		$this->setExpectedException( 'RuntimeException' );
+		$instance->add( 'Foo' );
+	}
+
+	public function iterableProvider() {
+
+		$provider[] = [
+			[
+				1, 42, 1001, 9999
+			],
+			4
+		];
+
+		$iterator = new AppendIterator();
+		$iterator->add( [ 0 , 1 ] );
+
+		$provider[] = [
+			$iterator,
+			2
+		];
+
+		$iterator = new AppendIterator();
+		$iterator->add( [ 0 , 1 ] );
+		$iterator->add( $iterator );
+
+		$provider[] = [
+			$iterator,
+			4
+		];
+
+		return $provider;
+	}
+
+}