1 files changed, 69 insertions, 0 deletions
diff --git a/www/wiki/extensions/SemanticMediaWiki/tests/phpunit/Unit/Iterators/ChunkedIteratorTest.php b/www/wiki/extensions/SemanticMediaWiki/tests/phpunit/Unit/Iterators/ChunkedIteratorTest.php
new file mode 100644
index 00000000..449adfdd
--- /dev/null
+++ b/www/wiki/extensions/SemanticMediaWiki/tests/phpunit/Unit/Iterators/ChunkedIteratorTest.php
@@ -0,0 +1,69 @@
+<?php
+
+namespace SMW\Tests\Iterators;
+
+use SMW\Iterators\ChunkedIterator;
+use SMW\Tests\PHPUnitCompat;
+
+/**
+ * @covers \SMW\Iterators\ChunkedIterator
+ * @group semantic-mediawiki
+ *
+ * @license GNU GPL v2+
+ * @since 3.0
+ *
+ * @author mwjames
+ */
+class ChunkedIteratorTest extends \PHPUnit_Framework_TestCase {
+
+	use PHPUnitCompat;
+
+	public function testCanConstruct() {
+
+		$this->assertInstanceOf(
+			ChunkedIterator::class,
+			new ChunkedIterator( [] )
+		);
+	}
+
+	public function testChunkedOnArray() {
+
+		$result = [
+			1, 42, 1001, 9999
+		];
+
+		$instance = new ChunkedIterator( $result, 2 );
+
+		foreach ( $instance as $chunk ) {
+			$this->assertCount(
+				2,
+				$chunk
+			);
+		}
+
+		$chunks = iterator_to_array( $instance, false );
+
+		$this->assertEquals(
+			[1, 42],
+			$chunks[0]
+		);
+
+		$this->assertEquals(
+			[1001, 9999],
+			$chunks[1]
+		);
+	}
+
+	public function testInvalidConstructorArgumentThrowsException() {
+
+		$this->setExpectedException( 'RuntimeException' );
+		$instance = new ChunkedIterator( 2 );
+	}
+
+	public function testInvalidChunkSizeArgumentThrowsException() {
+
+		$this->setExpectedException( 'InvalidArgumentException' );
+		$instance = new ChunkedIterator( [], -1 );
+	}
+
+}