test: add tests

test/targets.test.js

@@ -0,0 +1,35 @@
+const path = require('path');
+
+const webpack = require('webpack');
+
+const ScratchWebpackConfigBuilder = require('../src/index.cjs');
+
+const common = {
+    libraryName: 'test-library',
+    rootPath: path.resolve(__dirname)
+};
+
+describe('generating configurations for specific targets', () => {
+    it('should should generate a valid configuration without a target', () => {
+        const genericConfig = new ScratchWebpackConfigBuilder(common)
+            .get();
+        expect(genericConfig).not.toHaveProperty('target');
+        expect(() => webpack.validate(genericConfig)).not.toThrow();
+    });
+
+    it('should should generate a valid `node` configuration', () => {
+        const nodeConfig = new ScratchWebpackConfigBuilder(common)
+            .setTarget('node')
+            .get();
+        expect(nodeConfig).toMatchObject({target: 'node'});
+        expect(() => webpack.validate(nodeConfig)).not.toThrow();
+    });
+
+    it('should should generate a valid `browserslist` configuration', () => {
+        const webConfig = new ScratchWebpackConfigBuilder(common)
+            .setTarget('browserslist')
+            .get();
+        expect(webConfig).toMatchObject({target: 'browserslist'});
+        expect(() => webpack.validate(webConfig)).not.toThrow();
+    });
+});