Add support for custom paths in runTransformTest

Author: Robert Jackson

commands/local/generate/codemod.js

@@ -64,6 +64,7 @@ function jsHandler(options) {
 
       runTransformTest({ 
         name: '${codemodName}',
+        path: require.resolve('./index.js'),
       });
     `,
     'utf8'

src/test-support/utils.js

@@ -4,7 +4,7 @@ function transformDetails(options) {
   const { getTransformType, getTransformPath } = require('../transform-support');
   const path = require('path');
 
-  let transformPath = getTransformPath(process.cwd(), options.name);
+  let transformPath = options.path ? options.path : getTransformPath(process.cwd(), options.name);
   let root = path.dirname(transformPath);
   let transformType = getTransformType(transformPath);
 

tests/cli-test.js

@@ -258,6 +258,14 @@ QUnit.module('codemod-cli', function (hooks) {
         assert.equal(result.exitCode, 0, 'exited with zero');
       });
 
+      QUnit.test('should pass for an empty codemod in a custom directory', async function (assert) {
+        await execa(EXECUTABLE_PATH, ['generate', 'codemod', 'main', '--codemod-dir', 'other-transform-path']);
+        await execa(EXECUTABLE_PATH, ['generate', 'fixture', 'main', 'this-dot-owner', '--codemod-dir', 'other-transform-path']);
+
+        let result = await execa(EXECUTABLE_PATH, ['test']);
+        assert.equal(result.exitCode, 0, 'exited with zero');
+      });
+
       QUnit.test('should fail when input and output do not match', async function (assert) {
         await execa(EXECUTABLE_PATH, ['generate', 'codemod', 'main']);
         await execa(EXECUTABLE_PATH, ['generate', 'fixture', 'main', 'this-dot-owner']);