test: output source map

Author: alexander-akait

test/sourceMap-option.test.js

@@ -527,6 +527,14 @@ describe('"sourceMap" option', () => {
       ).find((assetName) => /\.css$/.test(assetName));
 
       const extractedCSS = readAsset(chunkName, compiler, stats);
+      const sourceMap = JSON.parse(
+        readAsset(`${chunkName}.map`, compiler, stats)
+      );
+
+      // eslint-disable-next-line no-console
+      console.log(extractedCSS);
+      // eslint-disable-next-line no-console
+      console.log(sourceMap);
 
       expect(chunkName).toBe(
         webpack.version[0] === '5'
@@ -541,10 +549,6 @@ describe('"sourceMap" option', () => {
         )
       ).toMatchSnapshot('extracted css');
 
-      const sourceMap = JSON.parse(
-        readAsset(`${chunkName}.map`, compiler, stats)
-      );
-
       sourceMap.file = sourceMap.file.replace(
         /^(.+?)\..+?\.css$/,
         '$1.xxxxxxxxxxxxxxxxxxxx.css'