diff --git a/src/vs/editor/contrib/smartSelect/test/smartSelect.test.ts b/src/vs/editor/contrib/smartSelect/test/smartSelect.test.ts
index f0eedb8324d39f6b6200f9d706baab9b7b772773..b161849905b0659af9317042392c281a16f24fc4 100644
--- a/src/vs/editor/contrib/smartSelect/test/smartSelect.test.ts
+++ b/src/vs/editor/contrib/smartSelect/test/smartSelect.test.ts
@@ -17,6 +17,7 @@ import { provideSelectionRanges } from 'vs/editor/contrib/smartSelect/smartSelec
 import { CancellationToken } from 'vs/base/common/cancellation';
 import { WordSelectionRangeProvider } from 'vs/editor/contrib/smartSelect/wordSelections';
 import { TestTextResourcePropertiesService } from 'vs/editor/test/common/services/modelService.test';
+import { TestThemeService } from 'vs/platform/theme/test/common/testThemeService';
 
 class MockJSMode extends MockMode {
 
@@ -45,7 +46,7 @@ suite('SmartSelect', () => {
 
 	setup(() => {
 		const configurationService = new TestConfigurationService();
-		modelService = new ModelServiceImpl(configurationService, new TestTextResourcePropertiesService(configurationService));
+		modelService = new ModelServiceImpl(configurationService, new TestTextResourcePropertiesService(configurationService), new TestThemeService());
 		mode = new MockJSMode();
 	});
 
diff --git a/src/vs/editor/test/common/services/modelService.test.ts b/src/vs/editor/test/common/services/modelService.test.ts
index 0a28a285b38eda7f66ff30e6794adafdf24cfcbf..8b72a3493c3c7f3ed2d54f0c16dc6797d13aed2b 100644
--- a/src/vs/editor/test/common/services/modelService.test.ts
+++ b/src/vs/editor/test/common/services/modelService.test.ts
@@ -16,6 +16,7 @@ import { ModelServiceImpl } from 'vs/editor/common/services/modelServiceImpl';
 import { ITextResourcePropertiesService } from 'vs/editor/common/services/resourceConfiguration';
 import { IConfigurationService } from 'vs/platform/configuration/common/configuration';
 import { TestConfigurationService } from 'vs/platform/configuration/test/common/testConfigurationService';
+import { TestThemeService } from 'vs/platform/theme/test/common/testThemeService';
 
 const GENERATE_TESTS = false;
 
@@ -27,7 +28,7 @@ suite('ModelService', () => {
 		configService.setUserConfiguration('files', { 'eol': '\n' });
 		configService.setUserConfiguration('files', { 'eol': '\r\n' }, URI.file(platform.isWindows ? 'c:\\myroot' : '/myroot'));
 
-		modelService = new ModelServiceImpl(configService, new TestTextResourcePropertiesService(configService));
+		modelService = new ModelServiceImpl(configService, new TestTextResourcePropertiesService(configService), new TestThemeService());
 	});
 
 	teardown(() => {
diff --git a/src/vs/workbench/test/electron-browser/api/mainThreadDocumentsAndEditors.test.ts b/src/vs/workbench/test/electron-browser/api/mainThreadDocumentsAndEditors.test.ts
index 483d634e6eac49742ec6e893ac8b139b2877a55c..f8d30bbaf7f66c9aa67dd6fe1192c4b0f128c8e7 100644
--- a/src/vs/workbench/test/electron-browser/api/mainThreadDocumentsAndEditors.test.ts
+++ b/src/vs/workbench/test/electron-browser/api/mainThreadDocumentsAndEditors.test.ts
@@ -20,6 +20,7 @@ import { ServiceCollection } from 'vs/platform/instantiation/common/serviceColle
 import { ICodeEditorService } from 'vs/editor/browser/services/codeEditorService';
 import { IFileService } from 'vs/platform/files/common/files';
 import { IPanelService } from 'vs/workbench/services/panel/common/panelService';
+import { TestThemeService } from 'vs/platform/theme/test/common/testThemeService';
 
 suite('MainThreadDocumentsAndEditors', () => {
 
@@ -42,7 +43,7 @@ suite('MainThreadDocumentsAndEditors', () => {
 		deltas.length = 0;
 		const configService = new TestConfigurationService();
 		configService.setUserConfiguration('editor', { 'detectIndentation': false });
-		modelService = new ModelServiceImpl(configService, new TestTextResourcePropertiesService(configService));
+		modelService = new ModelServiceImpl(configService, new TestTextResourcePropertiesService(configService), new TestThemeService());
 		codeEditorService = new TestCodeEditorService();
 		textFileService = new class extends mock<ITextFileService>() {
 			isDirty() { return false; }
diff --git a/src/vs/workbench/test/electron-browser/api/mainThreadEditors.test.ts b/src/vs/workbench/test/electron-browser/api/mainThreadEditors.test.ts
index 35fde4c61de4030462a283b8f01768d0a65004ff..eba10c94c0d1f120dec6e7b8543883073f871a21 100644
--- a/src/vs/workbench/test/electron-browser/api/mainThreadEditors.test.ts
+++ b/src/vs/workbench/test/electron-browser/api/mainThreadEditors.test.ts
@@ -27,6 +27,7 @@ import { ITextModelService, IResolvedTextEditorModel } from 'vs/editor/common/se
 import { IReference, ImmortalReference } from 'vs/base/common/lifecycle';
 import { IPanelService } from 'vs/workbench/services/panel/common/panelService';
 import { LabelService } from 'vs/workbench/services/label/common/labelService';
+import { TestThemeService } from 'vs/platform/theme/test/common/testThemeService';
 
 suite('MainThreadEditors', () => {
 
@@ -41,7 +42,7 @@ suite('MainThreadEditors', () => {
 
 	setup(() => {
 		const configService = new TestConfigurationService();
-		modelService = new ModelServiceImpl(configService, new TestTextResourcePropertiesService(configService));
+		modelService = new ModelServiceImpl(configService, new TestTextResourcePropertiesService(configService), new TestThemeService());
 		const codeEditorService = new TestCodeEditorService();
 
 		movedResources.clear();
diff --git a/src/vs/workbench/test/electron-browser/quickopen.perf.integrationTest.ts b/src/vs/workbench/test/electron-browser/quickopen.perf.integrationTest.ts
index e8161804b9605c7fbed4a95db806fb0967e2eca0..bd24a27bebeff6c193a89d901dfbf4c7f473dec3 100644
--- a/src/vs/workbench/test/electron-browser/quickopen.perf.integrationTest.ts
+++ b/src/vs/workbench/test/electron-browser/quickopen.perf.integrationTest.ts
@@ -30,6 +30,7 @@ import { LocalSearchService } from 'vs/workbench/services/search/node/searchServ
 import { IUntitledTextEditorService, UntitledTextEditorService } from 'vs/workbench/services/untitled/common/untitledTextEditorService';
 import { TestContextService, TestEditorGroupsService, TestEditorService, TestEnvironmentService, TestTextResourcePropertiesService } from 'vs/workbench/test/workbenchTestServices';
 import { ClassifiedEvent, StrictPropertyCheck, GDPRClassification } from 'vs/platform/telemetry/common/gdprTypings';
+import { TestThemeService } from 'vs/platform/theme/test/common/testThemeService';
 
 namespace Timer {
 	export interface ITimerEvent {
@@ -73,7 +74,7 @@ suite.skip('QuickOpen performance (integration)', () => {
 			[ITelemetryService, telemetryService],
 			[IConfigurationService, configurationService],
 			[ITextResourcePropertiesService, textResourcePropertiesService],
-			[IModelService, new ModelServiceImpl(configurationService, textResourcePropertiesService)],
+			[IModelService, new ModelServiceImpl(configurationService, textResourcePropertiesService, new TestThemeService())],
 			[IWorkspaceContextService, new TestContextService(testWorkspace(URI.file(testWorkspacePath)))],
 			[IEditorService, new TestEditorService()],
 			[IEditorGroupsService, new TestEditorGroupsService()],
diff --git a/src/vs/workbench/test/electron-browser/textsearch.perf.integrationTest.ts b/src/vs/workbench/test/electron-browser/textsearch.perf.integrationTest.ts
index 76aa1c7f8f218589b8a073e92213ac54c65a91aa..d4eb6ee2728fbf55a2696cb2ae4b3456bda89687 100644
--- a/src/vs/workbench/test/electron-browser/textsearch.perf.integrationTest.ts
+++ b/src/vs/workbench/test/electron-browser/textsearch.perf.integrationTest.ts
@@ -34,6 +34,7 @@ import { testWorkspace } from 'vs/platform/workspace/test/common/testWorkspace';
 import { NullLogService, ILogService } from 'vs/platform/log/common/log';
 import { ITextResourcePropertiesService } from 'vs/editor/common/services/resourceConfiguration';
 import { ClassifiedEvent, StrictPropertyCheck, GDPRClassification } from 'vs/platform/telemetry/common/gdprTypings';
+import { TestThemeService } from 'vs/platform/theme/test/common/testThemeService';
 
 declare var __dirname: string;
 
@@ -63,7 +64,7 @@ suite.skip('TextSearch performance (integration)', () => {
 			[ITelemetryService, telemetryService],
 			[IConfigurationService, configurationService],
 			[ITextResourcePropertiesService, textResourcePropertiesService],
-			[IModelService, new ModelServiceImpl(configurationService, textResourcePropertiesService)],
+			[IModelService, new ModelServiceImpl(configurationService, textResourcePropertiesService, new TestThemeService())],
 			[IWorkspaceContextService, new TestContextService(testWorkspace(URI.file(testWorkspacePath)))],
 			[IEditorService, new TestEditorService()],
 			[IEditorGroupsService, new TestEditorGroupsService()],