tests: --config-name

packages/webpack-cli/lib/groups/ConfigGroup.js

@@ -121,7 +121,7 @@ class ConfigGroup extends GroupHelper {
         } else if (Array.isArray(configOptions) && this.args.configName) {
             const namedOption = configOptions.filter((opt) => this.args.configName.includes(opt.name));
             if (namedOption.length === 0) {
-                logger.error(`Configuration with name ${this.args.configName} was not found.`);
+                logger.error(`Configuration with name "${this.args.configName}" was not found.`);
                 process.exit(1);
             } else {
                 newOptionsObject['options'] = namedOption;

test/config-name/config-name.test.js

@@ -0,0 +1,45 @@
+'use strict';
+const { run } = require('../utils/test-utils');
+const { stat } = require('fs');
+const { resolve } = require('path');
+
+describe('--config-name flag', () => {
+    it('should select only the config whose name is passed with --config-name', (done) => {
+        const { stderr, stdout } = run(__dirname, ['--config-name', 'first'], false);
+        expect(stderr).toBeFalsy();
+        expect(stdout).toContain('Child first');
+        expect(stdout).not.toContain('Child second');
+        expect(stdout).not.toContain('Child third');
+
+        stat(resolve(__dirname, './dist/dist-first.js'), (err, stats) => {
+            expect(err).toBe(null);
+            expect(stats.isFile()).toBe(true);
+            done();
+        });
+    });
+
+    it('should work with multiple values for --config-name', (done) => {
+        const { stderr, stdout } = run(__dirname, ['--config-name', 'first', '--config-name', 'third'], false);
+        expect(stderr).toBeFalsy();
+        expect(stdout).toContain('Child first');
+        expect(stdout).not.toContain('Child second');
+        expect(stdout).toContain('Child third');
+
+        stat(resolve(__dirname, './dist/dist-first.js'), (err, stats) => {
+            expect(err).toBe(null);
+            expect(stats.isFile()).toBe(true);
+            done();
+        });
+        stat(resolve(__dirname, './dist/dist-third.js'), (err, stats) => {
+            expect(err).toBe(null);
+            expect(stats.isFile()).toBe(true);
+            done();
+        });
+    });
+
+    it('should log error if invalid config name is provided', () => {
+        const { stderr, stdout } = run(__dirname, ['--config-name', 'test'], false);
+        expect(stderr).toContain('Configuration with name test was not found.');
+        expect(stdout).toBeFalsy();
+    });
+});

test/config-name/src/first.js

@@ -0,0 +1 @@
+console.log('first config');

test/config-name/src/second.js

@@ -0,0 +1 @@
+console.log('second config');

test/config-name/src/third.js

@@ -0,0 +1 @@
+console.log('third config');

test/config-name/webpack.config.js

@@ -0,0 +1,26 @@
+module.exports = [
+    {
+        output: {
+            filename: './dist-first.js',
+        },
+        name: 'first',
+        entry: './src/first.js',
+        mode: 'development',
+    },
+    {
+        output: {
+            filename: './dist-second.js',
+        },
+        name: 'second',
+        entry: './src/second.js',
+        mode: 'production',
+    },
+    {
+        output: {
+            filename: './dist-third.js',
+        },
+        name: 'third',
+        entry: './src/third.js',
+        mode: 'none',
+    },
+];