1 files changed, 79 insertions, 0 deletions
diff --git a/www/wiki/extensions/SemanticMediaWiki/tests/phpunit/Unit/Iterators/MappingIteratorTest.php b/www/wiki/extensions/SemanticMediaWiki/tests/phpunit/Unit/Iterators/MappingIteratorTest.php
new file mode 100644
index 00000000..f8ad4783
--- /dev/null
+++ b/www/wiki/extensions/SemanticMediaWiki/tests/phpunit/Unit/Iterators/MappingIteratorTest.php
@@ -0,0 +1,79 @@
+<?php
+
+namespace SMW\Tests\Iterators;
+
+use ArrayIterator;
+use SMW\Iterators\MappingIterator;
+use SMW\Tests\PHPUnitCompat;
+
+/**
+ * @covers \SMW\Iterators\MappingIterator
+ * @group semantic-mediawiki
+ *
+ * @license GNU GPL v2+
+ * @since 2.5
+ *
+ * @author mwjames
+ */
+class MappingIteratorTest extends \PHPUnit_Framework_TestCase {
+
+	use PHPUnitCompat;
+
+	public function testCanConstruct() {
+
+		$this->assertInstanceOf(
+			MappingIterator::class,
+			new MappingIterator( [], function() {
+			} )
+		);
+	}
+
+	public function testInvalidConstructorArgumentThrowsException() {
+
+		$this->setExpectedException( 'RuntimeException' );
+		$instance = new MappingIterator( 2, function() {
+		} );
+	}
+
+	public function testdoIterateOnArray() {
+
+		$expected = [
+			1 , 42
+		];
+
+		$mappingIterator = new MappingIterator( $expected, function( $counter ) {
+			return $counter;
+		} );
+
+		foreach ( $mappingIterator as $key => $value ) {
+			$this->assertEquals(
+				$expected[$key],
+				$value
+			);
+		}
+	}
+
+	public function testdoIterateOnArrayIterator() {
+
+		$expected = [
+			1001 , 42
+		];
+
+		$mappingIterator = new MappingIterator( new ArrayIterator( $expected ), function( $counter ) {
+			return $counter;
+		} );
+
+		$this->assertCount(
+			2,
+			$mappingIterator
+		);
+
+		foreach ( $mappingIterator as $key => $value ) {
+			$this->assertEquals(
+				$expected[$key],
+				$value
+			);
+		}
+	}
+
+}