feat(compiler): support creating template commands

Closes #4142

modules/angular2/test/compiler/util_spec.ts

@@ -0,0 +1,42 @@
+import {
+  AsyncTestCompleter,
+  beforeEach,
+  ddescribe,
+  describe,
+  el,
+  expect,
+  iit,
+  inject,
+  it,
+  xit,
+  TestComponentBuilder
+} from 'angular2/test_lib';
+
+import {escapeSingleQuoteString, escapeDoubleQuoteString} from 'angular2/src/compiler/util';
+
+export function main() {
+  describe('util', () => {
+    describe('escapeSingleQuoteString', () => {
+      it('should escape single quotes',
+         () => { expect(escapeSingleQuoteString(`'`)).toEqual(`'\\''`); });
+
+      it('should escape backslash',
+         () => { expect(escapeSingleQuoteString('\\')).toEqual(`'\\\\'`); });
+
+      it('should escape newlines',
+         () => { expect(escapeSingleQuoteString('\n')).toEqual(`'\\n'`); });
+    });
+
+    describe('escapeDoubleQuoteString', () => {
+      it('should escape double quotes',
+         () => { expect(escapeDoubleQuoteString(`"`)).toEqual(`"\\""`); });
+
+      it('should escape backslash',
+         () => { expect(escapeDoubleQuoteString('\\')).toEqual(`"\\\\"`); });
+
+      it('should escape newlines',
+         () => { expect(escapeDoubleQuoteString('\n')).toEqual(`"\\n"`); });
+    });
+
+  });
+}