test: disable terser/minify by default (#6290)

test/fixtures/async-config/nuxt.config.js

@@ -1,6 +1,10 @@
 const createData = async () => {
   await new Promise(resolve => setTimeout(resolve, 500))
   return {
+    build: {
+      // without terser enabled the size-limit unit test fails
+      terser: true
+    },
     head: {
       title: 'Async Config!'
     }

test/unit/modern.server.test.js

@@ -35,12 +35,12 @@ describe('modern server mode', () => {
 
   test('should include es6 syntax in modern resources', async () => {
     const response = await rp(url(`/_nuxt/modern-${wChunk('pages/index.js')}`))
-    expect(response).toContain('arrow:()=>"build test"')
+    expect(response).toContain('arrow: () => {')
   })
 
   test('should not include es6 syntax in normal resources', async () => {
     const response = await rp(url(`/_nuxt/${wChunk('pages/index.js')}`))
-    expect(response).toContain('arrow:function(){return"build test"}')
+    expect(response).toContain('arrow: function arrow() {')
   })
 
   test('should contain legacy http2 pushed resources', async () => {

test/utils/nuxt.js

@@ -33,5 +33,14 @@ export const loadFixture = async function (fixture, overrides) {
   config.dev = false
   config.test = true
 
+  // disable terser to speed-up fixture builds
+  if (config.build) {
+    if (!config.build.terser) {
+      config.build.terser = false
+    }
+  } else {
+    config.build = { terser: false }
+  }
+
   return defaultsDeep({}, overrides, config)
 }