linkto routable engine path in host app

packages/compat/src/audit/babel-visitor.ts

@@ -59,7 +59,7 @@ export function auditJS(rawSource: string, filename: string, babelConfig: Transf
     },
     CallExpression(path: NodePath<t.CallExpression>) {
       let callee = path.get('callee');
-      if (callee.referencesImport('@embroider/macros', 'importSync') || t.isImport(callee)) {
+      if (callee.referencesImport('@embroider/macros', 'importSync') || t.isImport(callee.node)) {
         let arg = path.node.arguments[0];
         if (arg.type === 'StringLiteral') {
           imports.push({
@@ -69,7 +69,9 @@ export function auditJS(rawSource: string, filename: string, babelConfig: Transf
           });
         } else {
           problems.push({
-            message: `audit tool is unable to understand this usage of ${t.isImport(callee) ? 'import' : 'importSync'}`,
+            message: `audit tool is unable to understand this usage of ${
+              t.isImport(callee.node) ? 'import' : 'importSync'
+            }`,
             detail: arg.type,
             codeFrameIndex: saveCodeFrame(arg),
           });

packages/compat/src/v1-addon.ts

@@ -1,5 +1,5 @@
 import { Memoize } from 'typescript-memoize';
-import { dirname, join, relative } from 'path';
+import { dirname, join, relative, resolve } from 'path';
 import { sync as pkgUpSync } from 'pkg-up';
 import { existsSync, pathExistsSync } from 'fs-extra';
 import buildFunnel, { Options as FunnelOptions } from 'broccoli-funnel';
@@ -732,7 +732,20 @@ export default class V1Addon {
       // .hbs.js
       templateExtensions: ['.hbs', '.hbs.js'],
     });
-    if (!this.addonOptions.staticAddonTrees) {
+    if (this.addonOptions.staticAddonTrees) {
+      if (this.isEngine()) {
+        // even when staticAddonTrees is enabled, engines may have a router map
+        // that needs to be dynamically resolved.
+        let hasRoutesModule = false;
+
+        tree = new ObserveTree(tree, outputDir => {
+          hasRoutesModule = existsSync(resolve(outputDir, 'routes.js'));
+        });
+        built.dynamicMeta.push(() => ({
+          'implicit-modules': hasRoutesModule ? ['./routes.js'] : [],
+        }));
+      }
+    } else {
       let filenames: string[] = [];
       let templateOnlyComponentNames: string[] = [];
 

packages/core/src/module-resolver.ts

@@ -591,7 +591,9 @@ export class Resolver {
       // the app is always the first engine
       return this.options.engines[0];
     }
-    let owningEngine = this.options.engines.find(e => e.activeAddons.find(a => a.root === pkg.root));
+    let owningEngine = this.options.engines.find(e =>
+      pkg.isEngine() ? e.root === pkg.root : e.activeAddons.find(a => a.root === pkg.root)
+    );
     if (!owningEngine) {
       throw new Error(
         `bug in @embroider/core/src/module-resolver: cannot figure out the owning engine for ${pkg.root}`

tests/fixtures/engines-host-app/app/templates/application.hbs

@@ -1,6 +1,7 @@
 <nav>
   <LinkTo @route="use-eager-engine">Eager</LinkTo>
   <LinkTo @route="use-lazy-engine">Lazy</LinkTo>
+  <LinkTo @route="use-lazy-engine.inner-engine">Inner</LinkTo>
   <LinkTo @route="style-check">Style Check</LinkTo>
 </nav>
 

tests/fixtures/engines-host-app/ember-cli-build.js

@@ -26,6 +26,6 @@ module.exports = function (defaults) {
     return app.toTree();
   }
 
-  const Webpack = require('@embroider/webpack').Webpack;
-  return require('@embroider/compat').compatBuild(app, Webpack);
+  const { maybeEmbroider } = require('@embroider/test-setup');
+  return maybeEmbroider(app);
 };

tests/fixtures/engines-host-app/tests/acceptance/basics-test.js

@@ -16,24 +16,8 @@ function arrayOfCSSRules(styleSheets, cssSelector, cssProperty) {
 
   return values.sort();
 }
-
-// We don't yet support lazy CSS in apps that are using fastboot. This test
-// application runs both with and without fastboot.
-const ensureCSSisLazy = !dependencySatisfies('ember-cli-fastboot', '*');
-
-module('Acceptance | basics', function (hooks) {
-  setupApplicationTest(hooks);
-
-  test('host-app', async function (assert) {
-    await visit('/');
-    assert.equal(currentURL(), '/');
-    assert.dom('[data-test-duplicated-helper]').containsText('from-engines-host-app');
-  });
-
-  // this test must be the first test that loads the use-lazy-engine engine
-  // as after it has loaded it will not "unload" and we are checking that these
-  // modules are entering require.entries for the first time.
-  test('lazy-engine', async function (assert) {
+function createLazyEngineTest(type) {
+  return async function (assert) {
     await visit('/');
     let entriesBefore = Object.entries(window.require.entries).length;
     let rules = arrayOfCSSRules(document.styleSheets, '.shared-style-target', 'content');
@@ -77,7 +61,11 @@ module('Acceptance | basics', function (hooks) {
 
     await visit('/use-lazy-engine');
     let entriesAfter = Object.entries(window.require.entries).length;
-    assert.ok(!!window.require.entries['lazy-engine/helpers/duplicated-helper']);
+    if (type === 'safe') {
+      assert.ok(!!window.require.entries['lazy-engine/helpers/duplicated-helper']);
+    } else {
+      assert.notOk(!!window.require.entries['lazy-engine/helpers/duplicated-helper']);
+    }
     assert.ok(entriesAfter > entriesBefore);
     assert.equal(currentURL(), '/use-lazy-engine');
     assert.dom('[data-test-lazy-engine-main] > h1').containsText('Lazy engine');
@@ -118,15 +106,11 @@ module('Acceptance | basics', function (hooks) {
       '2px',
       'lazy-engine vendor styles are present'
     );
-  });
-
-  // See TODO comment in above test
-  //skip('lazy engines own app tree is lazy', function () {});
+  };
+}
 
-  // this test must be the first test that loads the lazy-in-repo-engine as after it has loaded
-  // it will not "unload" and we are checkign that these modules are entering require.entries
-  // for the first time.
-  test('lazy-in-repo-engine', async function (assert) {
+function createLazyInRepoEngineTest(type) {
+  return async function (assert) {
     await visit('/');
     const entriesBefore = Object.entries(window.require.entries).length;
     let rules = arrayOfCSSRules(document.styleSheets, '.shared-style-target', 'content');
@@ -154,7 +138,11 @@ module('Acceptance | basics', function (hooks) {
 
     await visit('/use-lazy-in-repo-engine');
     const entriesAfter = Object.entries(window.require.entries).length;
-    assert.ok(!!window.require.entries['lazy-in-repo-engine/helpers/duplicated-helper']);
+    if (type === 'safe') {
+      assert.ok(!!window.require.entries['lazy-in-repo-engine/helpers/duplicated-helper']);
+    } else {
+      assert.notOk(!!window.require.entries['lazy-in-repo-engine/helpers/duplicated-helper']);
+    }
     assert.ok(entriesAfter > entriesBefore);
     assert.equal(currentURL(), '/use-lazy-in-repo-engine');
     assert.dom('[data-test-lazy-in-repo-engine-main] > h1').containsText('Lazy In-Repo Engine');
@@ -177,8 +165,36 @@ module('Acceptance | basics', function (hooks) {
       '2px',
       'lazy-in-repo-engine addon styles are present'
     );
+  };
+}
+// We don't yet support lazy CSS in apps that are using fastboot. This test
+// application runs both with and without fastboot.
+const ensureCSSisLazy = !dependencySatisfies('ember-cli-fastboot', '*');
+
+module('Acceptance | basics', function (hooks) {
+  setupApplicationTest(hooks);
+
+  test('host-app', async function (assert) {
+    await visit('/');
+    assert.equal(currentURL(), '/');
+    assert.dom('[data-test-duplicated-helper]').containsText('from-engines-host-app');
   });
 
+  // this test must be the first test that loads the use-lazy-engine engine
+  // as after it has loaded it will not "unload" and we are checking that these
+  // modules are entering require.entries for the first time.
+  test('@safe lazy-engine', createLazyEngineTest('safe'));
+  test('@optimized lazy-engine', createLazyEngineTest('optimized'));
+
+  // See TODO comment in above test
+  //skip('lazy engines own app tree is lazy', function () {});
+
+  // this test must be the first test that loads the lazy-in-repo-engine as after it has loaded
+  // it will not "unload" and we are checkign that these modules are entering require.entries
+  // for the first time.
+  test('@safe lazy-in-repo-engine', createLazyInRepoEngineTest('safe'));
+  test('@optimized lazy-in-repo-engine', createLazyInRepoEngineTest('optimized'));
+
   test('eager-engine', async function (assert) {
     await visit('/use-eager-engine');
     assert.equal(currentURL(), '/use-eager-engine');

tests/fixtures/lazy-engine/addon/routes.js

@@ -1,3 +1,5 @@
 import buildRoutes from 'ember-engines/routes';
 
-export default buildRoutes(function() {});
+export default buildRoutes(function() {
+    this.route('inner-engine')
+});

tests/scenarios/engines-test.ts

@@ -95,8 +95,23 @@ engineScenarios
         expectFile = expectFilesAt(readFileSync(join(app.dir, 'dist/.stage2-output'), 'utf8'), { qunit: assert });
       });
 
-      test(`pnpm test`, async function (assert) {
-        let result = await app.execute('pnpm test');
+      test(`pnpm test safe`, async function (assert) {
+        let result = await app.execute('pnpm test --filter=!@optimized', {
+          env: {
+            EMBROIDER_TEST_SETUP_OPTIONS: 'safe',
+            EMBROIDER_TEST_SETUP_FORCE: 'embroider',
+          },
+        });
+        assert.equal(result.exitCode, 0, result.output);
+      });
+
+      test(`pnpm test optimized`, async function (assert) {
+        let result = await app.execute('pnpm test --filter=!@safe', {
+          env: {
+            EMBROIDER_TEST_SETUP_OPTIONS: 'optimized',
+            EMBROIDER_TEST_SETUP_FORCE: 'embroider',
+          },
+        });
         assert.equal(result.exitCode, 0, result.output);
       });
 
@@ -117,6 +132,8 @@ engineScenarios
   });
 
 engineScenarios
+  .skip('lts_3_28-engines') // fails due to https://github.com/emberjs/ember.js/pull/20461
+  .skip('lts_4_4-engines') // fails due to https://github.com/emberjs/ember.js/pull/20461
   .skip('release-engines') // fails due to https://github.com/emberjs/ember.js/pull/20461
   .map('with-fastboot', app => {
     app.linkDependency('ember-cli-fastboot', { baseDir: __dirname });
@@ -130,11 +147,25 @@ engineScenarios
         app = await scenario.prepare();
       });
 
-      test(`pnpm test`, async function (assert) {
-        let result = await app.execute('pnpm test');
+      test(`pnpm test safe`, async function (assert) {
+        let result = await app.execute('pnpm test --filter=!@optimized', {
+          env: {
+            EMBROIDER_TEST_SETUP_OPTIONS: 'safe',
+            EMBROIDER_TEST_SETUP_FORCE: 'embroider',
+          },
+        });
         assert.equal(result.exitCode, 0, result.output);
       });
 
+      test(`pnpm test optimized`, async function (assert) {
+        let result = await app.execute('pnpm test --filter=!@safe', {
+          env: {
+            EMBROIDER_TEST_SETUP_OPTIONS: 'optimized',
+            EMBROIDER_TEST_SETUP_FORCE: 'embroider',
+          },
+        });
+        assert.equal(result.exitCode, 0, result.output);
+      });
       let visit: any;
 
       hooks.before(async () => {