init

backend-node/test/agnesImageSize.test.js

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+const { describe, it } = require('node:test');
+const assert = require('node:assert/strict');
+const { fixAgnesImageSize, isAgnesImageConfig } = require('../src/services/imageClient');
+
+describe('fixAgnesImageSize', () => {
+  it('maps 9:16 project size to Agnes portrait preset', () => {
+    assert.equal(fixAgnesImageSize('1440x2560'), '1024x1792');
+  });
+
+  it('maps 16:9 project size to Agnes landscape preset', () => {
+    assert.equal(fixAgnesImageSize('2560x1440'), '1792x1024');
+  });
+
+  it('maps 1:1 project size to Agnes square preset', () => {
+    assert.equal(fixAgnesImageSize('1920x1920'), '1024x1024');
+  });
+});
+
+describe('isAgnesImageConfig', () => {
+  it('detects agnes provider even when api_protocol is openai', () => {
+    assert.equal(
+      isAgnesImageConfig({ provider: 'agnes', base_url: 'https://apihub.agnes-ai.com/v1', api_protocol: 'openai' }, 'agnes-image-2.1-flash'),
+      true
+    );
+  });
+});