SemanticCursor: added scrollToEnd() and scrollToBeginning()

src/SemanticCursor.php

@@ -19,7 +19,7 @@ namespace Grifart\Mappi\Cursor;
 class SemanticCursor implements ICursor
 {
 	/** @var ICursor */
-	private $cursor;
+	protected $cursor;
 
 	/**
 	 * @param ICursor $cursor
@@ -71,6 +71,22 @@ class SemanticCursor implements ICursor
 		$this->moveFromEndTo(0);
 	}
 
+	/**
+	 * Scrolls to the END
+	 */
+	public function scrollToEnd() : int
+	{
+		return $this->scroll(ICursor::FETCH_REMAINING);
+	}
+
+	/**
+	 * Scroll to the BEGINNING
+	 */
+	public function scrollToBeginning() : int
+	{
+		return $this->scroll(ICursor::FETCH_FOREGOING);
+	}
+
 	// ---- FETCH ----
 
 	/**

tests/Cursor/SemanticCursorTest.phpt

@@ -137,6 +137,22 @@ class SemanticCursorTest extends BaseTest
 		$this->uut->moveToEnd();
 	}
 
+	// ---- the extension - scroll* ----
+
+	public function test_scrollBeginning() {
+		$this->mockedCursor->shouldReceive("scroll")
+			->with(ICursor::FETCH_FOREGOING)->once()->andReturn(5);
+
+		Assert::same(5, $this->uut->scrollToBeginning());
+	}
+
+	public function test_scrollEnd() {
+		$this->mockedCursor->shouldReceive("scroll")
+			->with(ICursor::FETCH_REMAINING)->once()->andReturn(5);
+
+		Assert::same(5, $this->uut->scrollToEnd());
+	}
+
 	// ---- the extension - fetch* ----
 
 	public function test_fetchNext()