Internalize all IM channel implementations

test/channels/feishu/config.test.mjs

@@ -0,0 +1,50 @@
+import test from 'node:test';
+import assert from 'node:assert/strict';
+import { loadConfig } from '../../../src/channels/feishu/config.mjs';
+
+const KEYS = [
+  'FEISHU_APP_ID',
+  'FEISHU_APP_SECRET',
+  'FEISHU_SECRET_SERVICE',
+  'FEISHU_ALLOWED_OPEN_IDS',
+  'HARNESS_WORKSPACE',
+  'HARNESS_AGENT_PRESET',
+];
+
+function withEnvironment(values, callback) {
+  const previous = Object.fromEntries(KEYS.map((key) => [key, process.env[key]]));
+  try {
+    for (const key of KEYS) delete process.env[key];
+    Object.assign(process.env, values);
+    return callback();
+  } finally {
+    for (const key of KEYS) {
+      if (previous[key] === undefined) delete process.env[key];
+      else process.env[key] = previous[key];
+    }
+  }
+}
+
+test('loadConfig fails closed when the sender allowlist is empty', () => {
+  withEnvironment({
+    FEISHU_APP_ID: 'cli_test',
+    FEISHU_APP_SECRET: 'test-secret',
+    HARNESS_WORKSPACE: '/tmp/test-workspace',
+    FEISHU_ALLOWED_OPEN_IDS: ' , ',
+  }, () => {
+    assert.throws(() => loadConfig(), /FEISHU_ALLOWED_OPEN_IDS/);
+  });
+});
+
+test('loadConfig parses a deduplicated sender allowlist and defaults to standard', () => {
+  withEnvironment({
+    FEISHU_APP_ID: 'cli_test',
+    FEISHU_APP_SECRET: 'test-secret',
+    HARNESS_WORKSPACE: '/tmp/test-workspace',
+    FEISHU_ALLOWED_OPEN_IDS: 'ou_one, ou_two,ou_one',
+  }, () => {
+    const config = loadConfig();
+    assert.equal(config.harnessAgentPreset, 'standard');
+    assert.deepEqual([...config.allowedSenderOpenIds], ['ou_one', 'ou_two']);
+  });
+});