diff --git a/package.json b/package.json
index bb1976b..86d965b 100644
--- a/package.json
+++ b/package.json
@@ -47,6 +47,6 @@
     "mocha": "10.2.0"
   },
   "scripts": {
-    "test": "mocha --timeout 1200000"
+    "test": "mocha --timeout 1200000 --files test/**/*.js"
   }
 }
diff --git a/src/commands/dataize.js b/src/commands/dataize.js
index 1dd6d68..faaa0be 100644
--- a/src/commands/dataize.js
+++ b/src/commands/dataize.js
@@ -38,7 +38,7 @@ module.exports = function(obj, args, opts) {
     '-jar', path.resolve(opts.target, 'eoc.jar'),
     obj,
     ...args,
-  ]
+  ];
   console.debug('+ java ' + params.join(' '));
   spawn('java', params, {stdio: 'inherit'}).on('close', (code) => {
     if (code !== 0) {
diff --git a/src/eoc.js b/src/eoc.js
index 1aef6c3..097ba58 100755
--- a/src/eoc.js
+++ b/src/eoc.js
@@ -165,6 +165,7 @@ program.command('transpile')
     if (program.opts().alone == undefined) {
       register(program.opts())
         .then((r) => assemble(program.opts()))
+        .then((r) => verify(program.opts()))
         .then((r) => transpile(program.opts()));
     } else {
       transpile(program.opts());
diff --git a/test/commands/test_assemble.js b/test/commands/test_assemble.js
index 5f1f959..5ac027b 100644
--- a/test/commands/test_assemble.js
+++ b/test/commands/test_assemble.js
@@ -32,7 +32,7 @@ describe('assemble', function() {
     home = path.resolve('temp/test-assemble/simple');
     fs.rmSync(home, {recursive: true, force: true});
     fs.mkdirSync(path.resolve(home, 'src'), {recursive: true});
-    fs.writeFileSync(path.resolve(home, 'src/simple.eo'), '[] > simple\n');
+    fs.writeFileSync(path.resolve(home, 'src/assemble.eo'), '[] > assemble\n');
     const stdout = runSync([
       'assemble',
       '--verbose',
@@ -46,9 +46,9 @@ describe('assemble', function() {
       stdout, home,
       [
         'target/eo-foreign.json',
-        'target/1-parse/simple.xmir',
-        'target/2-optimization-steps/simple',
-        'target/2-optimize/simple.xmir',
+        'target/1-parse/assemble.xmir',
+        'target/2-optimization-steps/assemble',
+        'target/2-optimize/assemble.xmir',
       ]
     );
     assert(!fs.existsSync(path.resolve('../../mvnw/target')));
diff --git a/test/commands/test_clean.js b/test/commands/test_clean.js
index 8f64a2c..4c6ae7f 100644
--- a/test/commands/test_clean.js
+++ b/test/commands/test_clean.js
@@ -36,7 +36,7 @@ describe('clean', function() {
     fs.rmSync(eo, {recursive: true, force: true});
     fs.mkdirSync(path.resolve(home, 'src'), {recursive: true});
     fs.mkdirSync(eo, {recursive: true});
-    fs.writeFileSync(path.resolve(home, 'src/simple.eo'), '[] > simple\n');
+    fs.writeFileSync(path.resolve(home, 'src/clean.eo'), '[] > clean\n');
     const stdout = runSync([
       'clean', '-s', path.resolve(home, 'src'), '-t', path.resolve(home, 'target'), '--cached',
     ]);
diff --git a/test/commands/test_compile.js b/test/commands/test_compile.js
index e9a01ac..a933e83 100644
--- a/test/commands/test_compile.js
+++ b/test/commands/test_compile.js
@@ -32,7 +32,7 @@ describe('compile', function() {
     home = path.resolve('temp/test-compile/simple');
     fs.rmSync(home, {recursive: true, force: true});
     fs.mkdirSync(path.resolve(home, 'src'), {recursive: true});
-    fs.writeFileSync(path.resolve(home, 'src/simple.eo'), simple());
+    fs.writeFileSync(path.resolve(home, 'src/compile.eo'), simple('compile'));
     const stdout = runSync([
       'compile',
       '--parser=0.34.1',
@@ -43,9 +43,9 @@ describe('compile', function() {
     assertFilesExist(
       stdout, home,
       [
-        'target/generated-sources/EOfoo/EObar/EOapp.java',
+        'target/generated-sources/EOfoo/EObar/EOcompile.java',
         'target/generated-sources/EOorg/EOeolang/EObytes.java',
-        'target/classes/EOfoo/EObar/EOapp.class',
+        'target/classes/EOfoo/EObar/EOcompile.class',
         'target/classes/org/eolang/Phi.class',
         'target/classes/EOorg/EOeolang/EOint.class',
       ]
@@ -59,12 +59,12 @@ describe('compile', function() {
     fs.rmSync(home, {recursive: true, force: true});
     fs.mkdirSync(path.resolve(home, 'src'), {recursive: true});
     fs.writeFileSync(
-      path.resolve(home, 'src/simple-test.eo'),
+      path.resolve(home, 'src/simple-test-compile.eo'),
       [
         '+package foo.bar',
         '+junit',
         '',
-        '[] > simple-test',
+        '[] > simple-test-compile',
         '  TRUE > @',
         '',
       ].join('\n')
@@ -80,8 +80,8 @@ describe('compile', function() {
     assertFilesExist(
       stdout, home,
       [
-        'target/generated-sources/EOfoo/EObar/EOsimple_testTest.java',
-        'target/classes/EOfoo/EObar/EOsimple_testTest.class',
+        'target/generated-sources/EOfoo/EObar/EOsimple_test_compileTest.java',
+        'target/classes/EOfoo/EObar/EOsimple_test_compileTest.class',
       ]
     );
     done();
@@ -91,7 +91,7 @@ describe('compile', function() {
     home = path.resolve('temp/test-compile/simple');
     fs.rmSync(home, {recursive: true, force: true});
     fs.mkdirSync(path.resolve(home, 'src'), {recursive: true});
-    fs.writeFileSync(path.resolve(home, 'src/simple.eo'), simple());
+    fs.writeFileSync(path.resolve(home, 'src/compile2.eo'), simple('compile2'));
     const stdout = runSync([
       'compile',
       '--clean',
@@ -107,14 +107,15 @@ describe('compile', function() {
 
 /**
  * Creates simple correct eo program.
+ * @param {string} name - Name of object
  * @return {string} simple eo program
  */
-function simple() {
+function simple(name) {
   return [
     '+package foo.bar',
     '+alias org.eolang.io.stdout',
     '',
-    '[args] > app',
+    `[args] > ${name}`,
     '  stdout "Hello, world!" > @',
   ].join('\n');
 }
diff --git a/test/commands/test_link.js b/test/commands/test_link.js
index f6feaa8..46e4c83 100644
--- a/test/commands/test_link.js
+++ b/test/commands/test_link.js
@@ -33,12 +33,12 @@ describe('link', function() {
     fs.rmSync(home, {recursive: true, force: true});
     fs.mkdirSync(path.resolve(home, 'src/foo/bar'), {recursive: true});
     fs.writeFileSync(
-      path.resolve(home, 'src/foo/bar/simple.eo'),
+      path.resolve(home, 'src/foo/bar/link.eo'),
       [
         '+package foo.bar',
         '+alias org.eolang.io.stdout',
         '',
-        '[args] > app',
+        '[args] > link',
         '  stdout "Hello, world!" > @',
       ].join('\n')
     );
@@ -53,9 +53,9 @@ describe('link', function() {
     assertFilesExist(
       stdout, home,
       [
-        'target/generated-sources/EOfoo/EObar/EOapp.java',
+        'target/generated-sources/EOfoo/EObar/EOlink.java',
         'target/generated-sources/EOorg/EOeolang/EObytes.java',
-        'target/classes/EOfoo/EObar/EOapp.class',
+        'target/classes/EOfoo/EObar/EOlink.class',
         'target/classes/org/eolang/Phi.class',
         'target/classes/EOorg/EOeolang/EOint.class',
         'target/eoc.jar',
diff --git a/test/commands/test_transpile.js b/test/commands/test_transpile.js
index 94b09b0..b067abf 100644
--- a/test/commands/test_transpile.js
+++ b/test/commands/test_transpile.js
@@ -28,19 +28,21 @@ const {runSync, assertFilesExist} = require('../helpers');
 
 describe('transpile', function() {
   it('transpiles a simple .EO program', function(done) {
-    home = path.resolve('temp/test-transpile/simple');
+    home = path.resolve('temp/test-transpile/transpile');
     fs.rmSync(home, {recursive: true, force: true});
     fs.mkdirSync(path.resolve(home, 'src'), {recursive: true});
-    fs.writeFileSync(path.resolve(home, 'src/simple.eo'), '[] > simple\n');
+    fs.writeFileSync(path.resolve(home, 'src/transpile.eo'), '[] > transpile\n');
     const stdout = runSync([
       'transpile',
       '--verbose',
+      '--parser=0.34.1',
+      '--hash=1d605bd872f27494551e9dd2341b9413d0d96d89',
       '-s', path.resolve(home, 'src'),
       '-t', path.resolve(home, 'target'),
     ]);
     assertFilesExist(
       stdout, home,
-      ['target/generated-sources/EOsimple.java']
+      ['target/generated-sources/EOtranspile.java']
     );
     done();
   });
diff --git a/test/commands/test_verify.js b/test/commands/test_verify.js
index 5241e1e..4185e62 100644
--- a/test/commands/test_verify.js
+++ b/test/commands/test_verify.js
@@ -36,7 +36,6 @@ describe('verify', function() {
     const stdout = runSync([
       'verify',
       '--verbose',
-      '--debug',
       '--track-optimization-steps',
       '--parser=0.34.1',
       '--hash=1d605bd872f27494551e9dd2341b9413d0d96d89',