feat: manually mirror opencoze's code from bytedance

Change-Id: I09a73aadda978ad9511264a756b2ce51f5761adf

frontend/infra/idl/idl2ts-plugin/__tests__/plugin.test.ts

@@ -0,0 +1,131 @@
+/*
+ * Copyright 2025 coze-dev Authors
+ *
+ * Licensed 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 CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+ 
+import { type Ctxs, type IPlugin, Program, on, before, after } from '../src';
+
+interface Ctx {
+  count: number;
+}
+interface Hook extends Ctxs {
+  add: Ctx;
+  reduce: Ctx;
+  acc: { text: string };
+}
+
+class AddPlugin implements IPlugin {
+  apply(program: Program<Hook>): void {
+    program.register(on('add'), ctx => {
+      ctx.count += 1;
+      return ctx;
+    });
+  }
+}
+class ReducePlugin implements IPlugin {
+  apply(program: Program<Hook>): void {
+    program.register(on('reduce'), ctx => {
+      ctx.count -= 1;
+      return ctx;
+    });
+  }
+}
+
+describe('Program', () => {
+  it('should apply plugin', () => {
+    const program = Program.create<Hook>([new AddPlugin(), new ReducePlugin()]);
+    expect(program.trigger('add', { count: 0 }).count).toEqual(1);
+    expect(program.trigger('reduce', { count: 0 }).count).toEqual(-1);
+  });
+  it('should apply plugin by priority', () => {
+    class FirstPlugin implements IPlugin {
+      apply(program: Program<Hook>): void {
+        program.register(
+          on('reduce'),
+          ctx => {
+            ctx.count = 1;
+            return ctx;
+          },
+          0,
+        );
+      }
+    }
+    class SecondPlugin implements IPlugin {
+      apply(program: Program<Hook>): void {
+        program.register(
+          on('reduce'),
+          ctx => {
+            ctx.count = 2;
+            return ctx;
+          },
+          1,
+        );
+      }
+    }
+    const program = Program.create<Hook>([
+      new SecondPlugin(),
+      new FirstPlugin(),
+    ]);
+    expect(program.trigger('reduce', { count: 0 }).count).toEqual(2);
+  });
+  it('should apply plugin by order: before -> on -> after', () => {
+    class Plugin implements IPlugin {
+      apply(program: Program<Hook>): void {
+        program.register(before('acc'), ctx => {
+          ctx.text += 'before';
+          return ctx;
+        });
+        program.register(on('acc'), ctx => {
+          ctx.text += '_on';
+          return ctx;
+        });
+        program.register(after('acc'), ctx => {
+          ctx.text += '_after';
+          return ctx;
+        });
+      }
+    }
+    const program = Program.create<Hook>([new Plugin()]);
+    expect(program.trigger('acc', { text: '' }).text).toEqual(
+      'before_on_after',
+    );
+  });
+  it('should load plugin be fine', () => {
+    class Plugin implements IPlugin {
+      apply(program: Program<Hook>): void {
+        program.register(before('acc'), ctx => {
+          ctx.text += 'before';
+          return ctx;
+        });
+        program.register(on('acc'), ctx => {
+          ctx.text += '_on';
+          return ctx;
+        });
+        program.register(after('acc'), ctx => {
+          ctx.text += '_after';
+          return ctx;
+        });
+      }
+    }
+    const program = Program.create<Hook>([]);
+    program.loadPlugins([new Plugin()]);
+    expect(program.trigger('acc', { text: '' }).text).toEqual(
+      'before_on_after',
+    );
+  });
+  it('should throw error if has no register', () => {
+    const program = Program.create<Hook>([]);
+    expect(() => program.trigger('acc', { text: '' })).toThrowError();
+  });
+});