feat: export per-component selectors

build-tools/tasks/__tests__/package-json.test.js

@@ -0,0 +1,29 @@
+// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+// SPDX-License-Identifier: Apache-2.0
+const { getComponentsExports } = require('../package-json');
+const { listPublicItems } = require('../../utils/files');
+
+describe('getComponentsExports', () => {
+  const exportsMap = getComponentsExports();
+
+  test('keeps the test-utils barrel entry points', () => {
+    expect(exportsMap['./test-utils/dom']).toBe('./test-utils/dom/index.js');
+    expect(exportsMap['./test-utils/selectors']).toBe('./test-utils/selectors/index.js');
+  });
+
+  test('exposes every public component wrapper for dom and selectors', () => {
+    const wrappers = listPublicItems('src/test-utils/dom');
+    expect(wrappers).toContain('button');
+    for (const wrapper of wrappers) {
+      expect(exportsMap[`./test-utils/dom/${wrapper}`]).toBe(`./test-utils/dom/${wrapper}/index.js`);
+      expect(exportsMap[`./test-utils/selectors/${wrapper}`]).toBe(`./test-utils/selectors/${wrapper}/index.js`);
+    }
+  });
+
+  test('does not expose the internal test-utils directory as a component wrapper', () => {
+    expect(exportsMap['./test-utils/dom/internal']).toBeUndefined();
+    expect(exportsMap['./test-utils/selectors/internal']).toBeUndefined();
+    // curated internal entry points remain explicitly exported
+    expect(exportsMap['./test-utils/dom/internal/drag-handle']).toBe('./test-utils/dom/internal/drag-handle.js');
+  });
+});

build-tools/tasks/package-json.js

@@ -51,9 +51,11 @@ function getComponentsExports() {
     result[`./${component}`] = `./${component}/index.js`;
   }
 
-  // Per-component test-utils DOM wrappers (e.g. `.../test-utils/dom/button`).
+  // Per-component test-utils wrappers, both DOM and selectors
+  // (e.g. `.../test-utils/dom/button` and `.../test-utils/selectors/button`).
   for (const component of listPublicItems('src/test-utils/dom')) {
     result[`./test-utils/dom/${component}`] = `./test-utils/dom/${component}/index.js`;
+    result[`./test-utils/selectors/${component}`] = `./test-utils/selectors/${component}/index.js`;
   }
 
   // Internationalization and messages
@@ -146,3 +148,4 @@ module.exports = parallel([
   testDefinitionsPackageJson,
 ]);
 module.exports.generatePackageJson = generatePackageJson;
+module.exports.getComponentsExports = getComponentsExports;