fix: config tweaks, tests

Author: maxakuru

src/config.js

@@ -50,7 +50,7 @@ function findOrderedMatches(patterns, path) {
 
 function extractPathParams(pattern, path) {
   // create a RegExp with named groups from the string contained in '{{}}'
-  const re = new RegExp(pattern.replace(/\{\{([^}]+)\}\}/g, '(?<$1>[^/]+)'));
+  const re = new RegExp(pattern.replace(/\{\{([^}]+)\}\}/g, '(?<$1>[^/]+)').replace(/\*/g, '([^/]+)'));
   const match = path.match(re);
   return match ? match.groups : {};
 }

test/config.test.js

@@ -0,0 +1,90 @@
+/*
+ * Copyright 2024 Adobe. All rights reserved.
+ * This file is licensed to you under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License. You may obtain a copy
+ * of the License at http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under
+ * the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS
+ * OF ANY KIND, either express or implied. See the License for the specific language
+ * governing permissions and limitations under the License.
+ */
+
+import assert from 'node:assert';
+import { resolveConfig } from '../src/config.js';
+
+/**
+ * @param {string} path
+ * @returns {Context}
+ */
+const TEST_CONTEXT = (path) => ({
+  env: {},
+  log: console,
+  url: new URL(`https://www.example.com/tenant/content${path}`),
+  info: {
+    method: 'GET',
+    headers: {},
+  },
+});
+
+describe('config tests', () => {
+  it('should extract path params', () => {
+    const tenantConfigs = {
+      'test-tenant': {
+        base: {
+          apiKey: 'bad',
+        },
+        '/us/p/{{urlkey}}/{{sku}}': {
+          pageType: 'product',
+          apiKey: 'good',
+        },
+      },
+    };
+    const config = resolveConfig(TEST_CONTEXT('/us/p/my-url-key/some-sku'), 'test-tenant', undefined, tenantConfigs);
+    assert.deepStrictEqual(config, {
+      apiKey: 'good',
+      params: { urlkey: 'my-url-key', sku: 'some-sku' },
+      pageType: 'product',
+    });
+  });
+
+  it('should allow wildcard path segments', () => {
+    const tenantConfigs = {
+      'test-tenant': {
+        base: {
+          apiKey: 'bad',
+        },
+        '/us/p/*/{{sku}}': {
+          pageType: 'product',
+          apiKey: 'good',
+        },
+      },
+    };
+    const config = resolveConfig(TEST_CONTEXT('/us/p/something-here/some-sku'), 'test-tenant', undefined, tenantConfigs);
+    assert.deepStrictEqual(config, {
+      apiKey: 'good',
+      params: { sku: 'some-sku' },
+      pageType: 'product',
+    });
+  });
+
+  it('should allow overrides', () => {
+    const tenantConfigs = {
+      'test-tenant': {
+        base: {
+          apiKey: 'bad1',
+        },
+        '/us/p/{{sku}}': {
+          pageType: 'product',
+          apiKey: 'bad2',
+        },
+      },
+    };
+    const config = resolveConfig(TEST_CONTEXT('/us/p/some-sku'), 'test-tenant', { apiKey: 'good' }, tenantConfigs);
+    assert.deepStrictEqual(config, {
+      apiKey: 'good',
+      params: { sku: 'some-sku' },
+      pageType: 'product',
+    });
+  });
+});