feat(compiler): add TemplateCompiler

TemplateCompiler is the entry point to the new compiler

Related to #3605
Closes #4220

modules/angular2/test/compiler/source_module_spec.ts

@@ -0,0 +1,43 @@
+import {
+  AsyncTestCompleter,
+  beforeEach,
+  ddescribe,
+  describe,
+  el,
+  expect,
+  iit,
+  inject,
+  it,
+  xit,
+  TestComponentBuilder
+} from 'angular2/test_lib';
+
+import {SourceModule, moduleRef} from 'angular2/src/compiler/source_module';
+
+export function main() {
+  describe('SourceModule', () => {
+    describe('getSourceWithImports', () => {
+      it('should generate named imports for modules', () => {
+        var sourceWithImports =
+            new SourceModule('some/moda', `${moduleRef('some/modb')}A`).getSourceWithImports();
+        expect(sourceWithImports.source).toEqual('import0.A');
+        expect(sourceWithImports.imports).toEqual([['some/modb', 'import0']]);
+      });
+
+      it('should dedupe imports', () => {
+        var sourceWithImports =
+            new SourceModule('some/moda', `${moduleRef('some/modb')}A + ${moduleRef('some/modb')}B`)
+                .getSourceWithImports();
+        expect(sourceWithImports.source).toEqual('import0.A + import0.B');
+        expect(sourceWithImports.imports).toEqual([['some/modb', 'import0']]);
+      });
+
+      it('should not use an import for the moduleId of the SourceModule', () => {
+        var sourceWithImports =
+            new SourceModule('some/moda', `${moduleRef('some/moda')}A`).getSourceWithImports();
+        expect(sourceWithImports.source).toEqual('A');
+        expect(sourceWithImports.imports).toEqual([]);
+      });
+    });
+  });
+}