Added defer uploads option in test config endpoint

packages/core/src/api.js

@@ -193,10 +193,11 @@ export function createPercyServer(percy, port) {
       } else if (cmd === 'version') {
         // the version command will update the api version header for testing
         percy.testing.version = body;
-      } else if (cmd === 'widths') {
+      } else if (cmd === 'config') {
         percy.config.snapshot.widths = body.config;
         percy.deviceDetails = body.mobile?.map((w) => { return { width: w }; });
         percy.config.snapshot.responsiveSnapshotCapture = !!body.responsive;
+        percy.config.percy.deferUploads = !!body.deferUploads;
       } else if (cmd === 'error' || cmd === 'disconnect') {
         // the error or disconnect commands will cause specific endpoints to fail
         (percy.testing.api ||= {})[body] = cmd;

packages/core/test/api.test.js

@@ -731,20 +731,22 @@ describe('API Server', () => {
       expect(headers['x-percy-core-version']).toEqual('0.0.1');
     });
 
-    it('can manipulate the config widths via /test/api/widths', async () => {
+    it('can manipulate the config widths via /test/api/config', async () => {
       let { widths, config } = await get('/percy/healthcheck');
       expect(widths.config).toEqual([375, 1280]);
       expect(widths.mobile).toEqual([]);
 
-      await post('/test/api/widths', { config: [390] });
-      ({ widths } = await get('/percy/healthcheck'));
+      await post('/test/api/config', { config: [390], deferUploads: true });
+      ({ widths, config } = await get('/percy/healthcheck'));
       expect(widths.config).toEqual([390]);
       expect(config.snapshot.responsiveSnapshotCapture).toEqual(false);
+      expect(config.percy.deferUploads).toEqual(true);
 
-      await post('/test/api/widths', { config: [375, 1280], mobile: [456], responsive: true });
+      await post('/test/api/config', { config: [375, 1280], mobile: [456], responsive: true });
       ({ widths, config } = await get('/percy/healthcheck'));
       expect(widths.mobile).toEqual([456]);
       expect(config.snapshot.responsiveSnapshotCapture).toEqual(true);
+      expect(config.percy.deferUploads).toEqual(false);
     });
 
     it('can make endpoints return server errors via /test/api/error', async () => {