chore(cli): run with regex

Author: marabesi

cli/package.json

@@ -5,8 +5,9 @@
   "description": "Find out the smells in your tests, suggestions for correction and the theory behind them",
   "bin": "build/index.js",
   "dependencies": {
-    "smelly-detector": "*",
-    "commander": "^12.1.0"
+    "commander": "^12.1.0",
+    "glob": "^11.0.0",
+    "smelly-detector": "*"
   },
   "repository": {
     "url": "https://github.com/marabesi/smelly-test/tree/main/cli"
@@ -24,9 +25,9 @@
     "nyc": "^15.1.0",
     "sinon": "^19.0.2",
     "ts-loader": "*",
-    "vitest": "*",
     "ts-mocha": "^10.0.0",
-    "ts-node": "^10.9.2"
+    "ts-node": "^10.9.2",
+    "vitest": "*"
   },
   "scripts": {
     "compile": "npm run clean && tsc && cp index.js build/",

cli/src/find-smells.ts

@@ -1,8 +1,10 @@
 import path from 'path';
 import fs, { readdir } from 'node:fs/promises';
+import { glob, globSync, globStream, globStreamSync, Glob } from 'glob';
 import { join } from 'node:path';
 import { Smell, SmellDetector, SupportedLanguages } from 'smelly-detector';
 import { SmellsAggreagtor, SmellsList } from 'smelly-detector/reports';
+import { statSync } from 'fs';
 
 const args = process.argv;
 const fileName = args[2];
@@ -11,7 +13,7 @@ const report = args[4];
 const reportOutput = args[5];
 
 if (!fileName) {
-  console.error('[SMELLY] please provide a test file');
+  console.error('[SMELLY] please provide a test file or a regex to search for test files');
   process.exit();
 }
 
@@ -22,24 +24,23 @@ const walk: any = async (dirPath: string) => Promise.all(
   }))
 );
 
-async function execute() {
+function isDirectorySync(path: string): boolean {
   try {
-    const isFile = await fs.stat(fileName);
-    if (isFile && isFile.isFile()) {
-      const fileContents = await fs.readFile(fileName, { encoding: 'utf8' });
-      const smellDetector = new SmellDetector(fileContents, language);
-
-      const aggregator = [{ fileName, smells: smellDetector.findAll().smells, language }];
-      
-      const to = path.resolve(reportOutput.replace('--report-output=', ''));
-      const report = new SmellsAggreagtor(aggregator, { to });
-      await report.build();
+    const stats = statSync(path);
+    return stats.isDirectory();
+  } catch (error) {
+    return false;
+  }
+}
 
-      console.info('Report HTML generated');
+async function execute() {
+  try {
+    if (isDirectorySync(fileName)) {
+      console.info('[SMELLY] please use a regex or a file');
       return;
     }
 
-    const allFiles = await walk(fileName);
+    const allFiles = await glob(fileName);
     const pathWithAllFilesFound = allFiles.flat(Number.POSITIVE_INFINITY);
 
     if (report) {

cli/test/cli.test.ts

@@ -28,8 +28,28 @@ describe('cli', () => {
     test('find no smells for a given path', async () => {
       const { stdout } = await execPromise(`npm run cli -- fake-data/no-smells/ javascript --report=html --report-output=$(pwd)`);
 
+      expect(stdout).toContain("[SMELLY] please use a regex or a file");
+    });
+    
+    test('find no smells for a path with regex', async () => {
+      const { stdout } = await execPromise(`npm run cli -- fake-data/no-smells/**/*test.js javascript --report=html --report-output=$(pwd)`);
+
       expect(stdout).toContain("Report HTML generated");
       expect(stdout).not.toContain("Error:");
     });
+
+    describe('validations', () => {
+      test('generate empty report if path does not exists', async () => {
+        const { stdout } = await execPromise(`npm run cli -- /bla/foo/whatever/ javascript --report=html --report-output=$(pwd)`);
+  
+        expect(stdout).toContain("Report HTML generated");
+      });
+
+      test('requires a path to generate report', async () => {
+        const { stderr } = await execPromise(`npm run cli`);
+  
+        expect(stderr).toContain("[SMELLY] please provide a test file or a regex to search for test files");
+      });
+    });
   });
 });