Support selectionForeground in dom

Part of #3810

src/browser/renderer/dom/DomRendererRowFactory.test.ts

@@ -10,9 +10,9 @@ import { NULL_CELL_CODE, NULL_CELL_WIDTH, NULL_CELL_CHAR, DEFAULT_ATTR, FgFlags,
 import { BufferLine, DEFAULT_ATTR_DATA } from 'common/buffer/BufferLine';
 import { IBufferLine } from 'common/Types';
 import { CellData } from 'common/buffer/CellData';
-import { MockCoreService, MockDecorationService, MockOptionsService } from 'common/TestUtils.test';
+import { MockBufferService, MockCoreService, MockDecorationService, MockOptionsService } from 'common/TestUtils.test';
 import { css } from 'common/Color';
-import { MockCharacterJoinerService } from 'browser/TestUtils.test';
+import { MockCharacterJoinerService, MockSelectionService } from 'browser/TestUtils.test';
 
 describe('DomRendererRowFactory', () => {
   let dom: jsdom.JSDOM;
@@ -50,7 +50,9 @@ describe('DomRendererRowFactory', () => {
       new MockCharacterJoinerService(),
       new MockOptionsService({ drawBoldTextInBrightColors: true }),
       new MockCoreService(),
-      new MockDecorationService()
+      new MockDecorationService(),
+      new MockBufferService(80, 30),
+      new MockSelectionService()
     );
     lineData = createEmptyLineData(2);
   });