Initial VS Code 1.19 source merge (#571)

* Initial 1.19 xcopy

* Fix yarn build

* Fix numerous build breaks

* Next batch of build break fixes

* More build break fixes

* Runtime breaks

* Additional post merge fixes

* Fix windows setup file

* Fix test failures.

* Update license header blocks to refer to source eula

src/vs/editor/test/browser/commands/trimTrailingWhitespaceCommand.test.ts

@@ -0,0 +1,106 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+'use strict';
+
+import * as assert from 'assert';
+import { TrimTrailingWhitespaceCommand, trimTrailingWhitespace } from 'vs/editor/common/commands/trimTrailingWhitespaceCommand';
+import { Selection } from 'vs/editor/common/core/selection';
+import { Position } from 'vs/editor/common/core/position';
+import { Range } from 'vs/editor/common/core/range';
+import { IIdentifiedSingleEditOperation } from 'vs/editor/common/editorCommon';
+import { getEditOperation } from 'vs/editor/test/browser/testCommand';
+import { withEditorModel } from 'vs/editor/test/common/editorTestUtils';
+
+/**
+ * Create single edit operation
+ */
+function createInsertDeleteSingleEditOp(text: string, positionLineNumber: number, positionColumn: number, selectionLineNumber: number = positionLineNumber, selectionColumn: number = positionColumn): IIdentifiedSingleEditOperation {
+	return {
+		identifier: null,
+		range: new Range(selectionLineNumber, selectionColumn, positionLineNumber, positionColumn),
+		text: text,
+		forceMoveMarkers: true
+	};
+}
+
+/**
+ * Create single edit operation
+ */
+export function createSingleEditOp(text: string, positionLineNumber: number, positionColumn: number, selectionLineNumber: number = positionLineNumber, selectionColumn: number = positionColumn): IIdentifiedSingleEditOperation {
+	return {
+		identifier: null,
+		range: new Range(selectionLineNumber, selectionColumn, positionLineNumber, positionColumn),
+		text: text,
+		forceMoveMarkers: false
+	};
+}
+
+function assertTrimTrailingWhitespaceCommand(text: string[], expected: IIdentifiedSingleEditOperation[]): void {
+	return withEditorModel(text, (model) => {
+		var op = new TrimTrailingWhitespaceCommand(new Selection(1, 1, 1, 1), []);
+		var actual = getEditOperation(model, op);
+		assert.deepEqual(actual, expected);
+	});
+}
+
+function assertTrimTrailingWhitespace(text: string[], cursors: Position[], expected: IIdentifiedSingleEditOperation[]): void {
+	return withEditorModel(text, (model) => {
+		var actual = trimTrailingWhitespace(model, cursors);
+		assert.deepEqual(actual, expected);
+	});
+}
+
+suite('Editor Commands - Trim Trailing Whitespace Command', () => {
+
+	test('remove trailing whitespace', function () {
+		assertTrimTrailingWhitespaceCommand([''], []);
+		assertTrimTrailingWhitespaceCommand(['text'], []);
+		assertTrimTrailingWhitespaceCommand(['text   '], [createSingleEditOp(null, 1, 5, 1, 8)]);
+		assertTrimTrailingWhitespaceCommand(['text\t   '], [createSingleEditOp(null, 1, 5, 1, 9)]);
+		assertTrimTrailingWhitespaceCommand(['\t   '], [createSingleEditOp(null, 1, 1, 1, 5)]);
+		assertTrimTrailingWhitespaceCommand(['text\t'], [createSingleEditOp(null, 1, 5, 1, 6)]);
+		assertTrimTrailingWhitespaceCommand([
+			'some text\t',
+			'some more text',
+			'\t  ',
+			'even more text  ',
+			'and some mixed\t   \t'
+		], [
+				createSingleEditOp(null, 1, 10, 1, 11),
+				createSingleEditOp(null, 3, 1, 3, 4),
+				createSingleEditOp(null, 4, 15, 4, 17),
+				createSingleEditOp(null, 5, 15, 5, 20)
+			]);
+
+
+		assertTrimTrailingWhitespace(['text   '], [new Position(1, 1), new Position(1, 2), new Position(1, 3)], [createInsertDeleteSingleEditOp(null, 1, 5, 1, 8)]);
+		assertTrimTrailingWhitespace(['text   '], [new Position(1, 1), new Position(1, 5)], [createInsertDeleteSingleEditOp(null, 1, 5, 1, 8)]);
+		assertTrimTrailingWhitespace(['text   '], [new Position(1, 1), new Position(1, 5), new Position(1, 6)], [createInsertDeleteSingleEditOp(null, 1, 6, 1, 8)]);
+		assertTrimTrailingWhitespace([
+			'some text\t',
+			'some more text',
+			'\t  ',
+			'even more text  ',
+			'and some mixed\t   \t'
+		], [], [
+				createInsertDeleteSingleEditOp(null, 1, 10, 1, 11),
+				createInsertDeleteSingleEditOp(null, 3, 1, 3, 4),
+				createInsertDeleteSingleEditOp(null, 4, 15, 4, 17),
+				createInsertDeleteSingleEditOp(null, 5, 15, 5, 20)
+			]);
+		assertTrimTrailingWhitespace([
+			'some text\t',
+			'some more text',
+			'\t  ',
+			'even more text  ',
+			'and some mixed\t   \t'
+		], [new Position(1, 11), new Position(3, 2), new Position(5, 1), new Position(4, 1), new Position(5, 10)], [
+				createInsertDeleteSingleEditOp(null, 3, 2, 3, 4),
+				createInsertDeleteSingleEditOp(null, 4, 15, 4, 17),
+				createInsertDeleteSingleEditOp(null, 5, 15, 5, 20)
+			]);
+	});
+
+});