feat(config): new option testScript

support new option `testScript` to customize the NPM script to run the Atom package tests/specs

lib/instrumenter/nyc.js

@@ -92,12 +92,12 @@ const nyc = {
 
   /**
    * @summary Wraps the NPM `test` script of the Atom package with `nyc`.
-   * @return {[type]} [description]
+   * @param   {String} testScript The NPM script that runs the Atom package tests.
    */
-  run() {
+  run(testScript) {
     // We pass all env vars, because `atom --test` needs some ones for this
     // cmd to succeed (otherwise it takes `root` as user running the specs).
-    execSync('nyc npm test', { cwd, env: process.env, stdio: 'inherit' });
+    execSync(`nyc npm run ${testScript}`, { cwd, env: process.env, stdio: 'inherit' });
   },
 
   /**

lib/manager.js

@@ -22,6 +22,8 @@ const schema = {
       .description('The coverage tool to use to collect the coverage info'),
     transpiler: Joi.string().optional().default('babel').valid('babel')
       .description('The library/framework to use for transpiling the source files into plain JavaScript'),
+    testScript: Joi.string().optional().default('test')
+      .description('The NPM script to run the Atom package tests'),
     // Internal initialized if missing WHEN reading config through `cosmiconfig`.
     sourcesRoot: Joi.string().optional()
       .description('The root path for the source files of your project'),
@@ -31,6 +33,7 @@ const cwd = process.cwd();
 const defaults = {
   config: {
     instrumenter: 'nyc',
+    testScript: 'test',
     transpiler: 'babel',
   },
   cosmiconfig: {
@@ -167,7 +170,7 @@ const manager = {
     }
 
     // Step 3: run coverage tool.
-    this.instrumenter.run();
+    this.instrumenter.run(this.config.testScript);
   },
 
   /**