diff --git a/platform/platform-tests/testSrc/com/intellij/openapi/editor/impl/IterationStateTest.java b/platform/platform-tests/testSrc/com/intellij/openapi/editor/impl/IterationStateTest.java
index 6bab0ce67d49..1fe137d49824 100644
--- a/platform/platform-tests/testSrc/com/intellij/openapi/editor/impl/IterationStateTest.java
+++ b/platform/platform-tests/testSrc/com/intellij/openapi/editor/impl/IterationStateTest.java
@@ -47,7 +47,7 @@ public class IterationStateTest extends LightPlatformCodeInsightFixtureTestCase
     DEFAULT_BACKGROUND = colorsScheme.getDefaultBackground();
     CARET_ROW_BACKGROUND = colorsScheme.getColor(EditorColors.CARET_ROW_COLOR);
     SELECTION_BACKGROUND = colorsScheme.getColor(EditorColors.SELECTION_BACKGROUND_COLOR);
-    assertEquals(3, new HashSet<Color>(Arrays.asList(DEFAULT_BACKGROUND, CARET_ROW_BACKGROUND, SELECTION_BACKGROUND)).size());
+    assertEquals(3, new HashSet<>(Arrays.asList(DEFAULT_BACKGROUND, CARET_ROW_BACKGROUND, SELECTION_BACKGROUND)).size());
   }
 
   public void testBlockSelection() {
@@ -171,7 +171,7 @@ public class IterationStateTest extends LightPlatformCodeInsightFixtureTestCase
   private void verifySplitting(boolean checkForegroundColor, @NotNull Segment... expectedSegments) {
     EditorEx editor = (EditorEx)myFixture.getEditor();
     IterationState iterationState = new IterationState(editor, 0, editor.getDocument().getTextLength(), true);
-    List<Segment> actualSegments = new ArrayList<Segment>();
+    List<Segment> actualSegments = new ArrayList<>();
     do {
       Segment segment = new Segment(iterationState.getStartOffset(),
                                     iterationState.getEndOffset(),
@@ -216,8 +216,8 @@ public class IterationStateTest extends LightPlatformCodeInsightFixtureTestCase
     private final int start;
     private final int end;
     private final Color color;
-    private final List<Integer> pastLineEndSegmentWidths = new ArrayList<Integer>();
-    private final List<Color> pastLineEndSegmentColors = new ArrayList<Color>();
+    private final List<Integer> pastLineEndSegmentWidths = new ArrayList<>();
+    private final List<Color> pastLineEndSegmentColors = new ArrayList<>();
 
     private Segment(int start, int end, Color color) {
       this.start = start;