Use .fusionrc babel plugins

build/jest-transformer.js

@@ -1,5 +1,7 @@
 /* eslint-env node */
 
+const loadFusionRC = require('./load-fusionrc.js');
+
 const babelConfig = require('./babel-preset.js')(null, {
   targets: {
     node: 'current',
@@ -8,8 +10,15 @@ const babelConfig = require('./babel-preset.js')(null, {
   transformGlobals: false,
 });
 
+const fusionConfig = loadFusionRC(process.cwd());
 babelConfig.plugins.push(require.resolve('babel-plugin-dynamic-import-node'));
 
+if (fusionConfig.babel && fusionConfig.babel.plugins) {
+  babelConfig.plugins = babelConfig.plugins.concat(
+    ...fusionConfig.babel.plugins
+  );
+}
+
 const transformer = require('babel-jest').createTransformer(babelConfig);
 
 const originalProcessFn = transformer.process;

test/cli/test-app.js

@@ -160,7 +160,18 @@ test('`fusion test-app` coverage', async t => {
 
 test('`fusion test-app` environment variables', async t => {
   const dir = path.resolve(__dirname, '../fixtures/test-jest-app');
-  const args = `test-app --dir=${dir} --configPath=../../../build/jest-config.js --coverage --match=environment-variables`;
+  const args = `test-app --dir=${dir} --configPath=../../../build/jest-config.js --match=environment-variables`;
+
+  const cmd = `require('${runnerPath}').run('${args}')`;
+  const response = await exec(`node -e "${cmd}"`);
+  t.equal(countTests(response.stderr), 2, 'ran 2 tests');
+
+  t.end();
+});
+
+test('`fusion test-app` uses .fusionjs.js', async t => {
+  const dir = path.resolve(__dirname, '../fixtures/test-jest-babel');
+  const args = `test-app --dir=${dir} --configPath=../../../build/jest-config.js`;
 
   const cmd = `require('${runnerPath}').run('${args}')`;
   const response = await exec(`node -e "${cmd}"`);

test/fixtures/test-jest-babel/.fusionrc.js

@@ -0,0 +1,5 @@
+module.exports = {
+  babel: {
+    plugins: [require.resolve('./plugin.js')]
+  }
+};

test/fixtures/test-jest-babel/__tests__/babel.js

@@ -0,0 +1,5 @@
+import {test} from 'fusion-test-utils';
+
+test('string is transformed', assert => {
+  assert.equal("helloworld", "transformed_helloworld_custom_babel");
+});

test/fixtures/test-jest-babel/plugin.js

@@ -0,0 +1,9 @@
+module.exports = () => ({
+  visitor: {
+    StringLiteral(path) {
+      if (path.node.value === "helloworld") {
+        path.node.value = "transformed_helloworld_custom_babel";
+      }
+    }
+  }
+});