diff --git a/index.js b/index.js
index 2427eda7..da3a42a1 100755
--- a/index.js
+++ b/index.js
@@ -1,89 +1,5 @@
 #!/usr/bin/env node
 
-require('./src/ImageSequencer');
-sequencer = ImageSequencer({ ui: true });
-var fs = require('fs');
-var program = require('commander');
-var utils = require('./src/CliUtils');
+var cli = require('./src/cli');
 
-var saveSequence = require('./src/cli/saveSequence.js');
-var installModule = require('./src/cli/installModule.js');
-var sequencerSteps = require('./src/cli/sequencerSteps.js');
-
-function exit(message) {
-  console.error(message);
-  process.exit(1);
-}
-
-program
-  .version('0.1.0')
-  .option('-i, --image [PATH/URL]', 'Input image URL')
-  .option('-s, --step [step-name]', 'Name of the step to be added.')
-  .option('-o, --output [PATH]', 'Directory where output will be stored.')
-  .option('-b, --basic', 'Basic mode outputs only final image')
-  .option('-c, --config [Object]', 'Options for the step')
-  .option('--save-sequence [string]', 'Name space separated with Stringified sequence')
-  .option('--install-module [string]', 'Module name space seaprated npm package name')
-  .parse(process.argv);
-
-if (program.saveSequence) saveSequence(program, sequencer);
-
-else if (program.installModule) installModule(program, sequencer);
-
-else {
-  // Parse step into an array to allow for multiple steps.
-  if (!program.step) exit('No steps passed');
-  program.step = program.step.split(' ');
-
-  // User must input an image.
-  if (!program.image) exit('Can\'t read file.');
-
-  // User must input an image.
-  fs.access(program.image, function(err) {
-    if (err) exit('Can\'t read file.');
-  });
-
-  // User must input a step. If steps exist, check that every step is a valid step.
-  if (!program.step || !(utils.validateSteps(program.step, sequencer)))
-    exit('Please ensure all steps are valid.');
-
-  // If there's no user defined output directory, select a default directory.
-  program.output = program.output || './output/';
-
-  // Set sequencer to log module outputs, if any.
-  sequencer.setUI({
-    onComplete: function(step) {
-      // Get information of outputs.
-      step.info = sequencer.modulesInfo(step.name);
-
-      for (var output in step.info.outputs) {
-        console.log('[' + program.step + ']: ' + output + ' = ' + step[output]);
-      }
-    },
-    notify: function(msg) {
-      console.log('\x1b[36m%s\x1b[0m', '🌟  ' + msg);
-    }
-  });
-
-  // Finally, if everything is alright, load the image, add the steps and run the sequencer.
-  sequencer.loadImages(program.image, function() {
-    console.warn(
-      '\x1b[33m%s\x1b[0m',
-      'Please wait \n output directory generated will be empty until the execution is complete'
-    );
-
-    //Generate the Output Directory
-    var outputFilename = program.output.split('/').slice(-1)[0];
-    if (outputFilename.includes('.')) {
-      // user did give an output filename we have to remove it from dir
-      program.output = program.output.split('/').slice(0, -1).join('/');
-    }
-    else {
-      outputFilename = null;
-    }
-
-    sequencerSteps(program, sequencer, outputFilename);
-
-  });
-
-}
+cli(process.argv);
\ No newline at end of file
diff --git a/src/cli/index.js b/src/cli/index.js
new file mode 100644
index 00000000..918eb119
--- /dev/null
+++ b/src/cli/index.js
@@ -0,0 +1,98 @@
+require('../ImageSequencer');
+sequencer = ImageSequencer({ ui: true });
+var fs = require('fs');
+var program = require('commander');
+var utils = require('../CliUtils');
+
+var saveSequence = require('./saveSequence.js');
+var installModule = require('./installModule.js');
+var sequencerSteps = require('./sequencerSteps.js');
+
+function exit(message) {
+  console.error(message);
+  process.exit(1);
+}
+
+function executeSteps(program) {
+  // Set sequencer to log module outputs, if any.
+  sequencer.setUI({
+    onComplete: function (step) {
+      // Get information of outputs.
+      step.info = sequencer.modulesInfo(step.name);
+
+      for (var output in step.info.outputs) {
+        console.log('[' + program.step + ']: ' + output + ' = ' + step[output]);
+      }
+    },
+    notify: function (msg) {
+      console.log('\x1b[36m%s\x1b[0m', '🌟  ' + msg);
+    },
+  });
+
+  // Finally, if everything is alright, load the image, add the steps and run the sequencer.
+  sequencer.loadImages(program.image, function () {
+    console.warn(
+      '\x1b[33m%s\x1b[0m',
+      'Please wait \n output directory generated will be empty until the execution is complete'
+    );
+
+    //Generate the Output Directory
+    var outputFilename = program.output.split('/').slice(-1)[0];
+    if (outputFilename.includes('.')) {
+      // user did give an output filename we have to remove it from dir
+      program.output = program.output.split('/').slice(0, -1).join('/');
+    } else {
+      outputFilename = null;
+    }
+
+    sequencerSteps(program, sequencer, outputFilename);
+  });
+}
+
+function parseSteps(program) {
+  // Parse step into an array to allow for multiple steps.
+  if (!program.step) exit('No steps passed');
+  program.step = program.step.split(' ');
+
+  // User must input an image.
+  if (!program.image) exit('Can\'t read file.');
+
+  // User must input an image.
+  fs.access(program.image, function (err) {
+    if (err) exit('Can\'t read file.');
+  });
+
+  // User must input a step. If steps exist, check that every step is a valid step.
+  if (!program.step || !utils.validateSteps(program.step, sequencer))
+    exit('Please ensure all steps are valid.');
+
+  // If there's no user defined output directory, select a default directory.
+  program.output = program.output || './output/';
+
+  executeSteps(program);
+}
+
+function cli(args) {
+  program
+    .version('0.1.0')
+    .option('-i, --image [PATH/URL]', 'Input image URL')
+    .option('-s, --step [step-name]', 'Name of the step to be added.')
+    .option('-o, --output [PATH]', 'Directory where output will be stored.')
+    .option('-b, --basic', 'Basic mode outputs only final image')
+    .option('-c, --config [Object]', 'Options for the step')
+    .option(
+      '--save-sequence [string]',
+      'Name space separated with Stringified sequence'
+    )
+    .option(
+      '--install-module [string]',
+      'Module name space seaprated npm package name'
+    )
+    .parse(args);
+
+  if (program.saveSequence) saveSequence(program, sequencer);
+  else if (program.installModule) installModule(program, sequencer);
+  else parseSteps(program);
+}
+
+module.exports = cli;
diff --git a/test/cli/saveSequence.js b/test/cli/saveSequence.js
index 57cb2d7d..8dd5e531 100755
--- a/test/cli/saveSequence.js
+++ b/test/cli/saveSequence.js
@@ -1,38 +1,22 @@
-require('../../src/ImageSequencer');
-sequencer = ImageSequencer({ ui: true });
-const saveSequence = require('../../src/cli/saveSequence.js');
 const test = require('tape');
-const { Command } = require('commander');
-
+const cli = require('../../src/cli');
 
 test('testing save sequence function', function (t) {
   try {
-    let program = new Command();
-    program
-      .option('--save-sequence [string]', 'Name space separated with Stringified sequence');
-
-    program.parse(['node', 'test', '--save-sequence', '"invert brightness"']);
-
-    if (program.saveSequence)
-      saveSequence(program, sequencer);
+    cli([
+      'node', 'test',
+      '--save-sequence',
+      '"invert-colormap invert(),colormap()"',
+    ]);
     t.true(1, 'creation success');
-
   } catch (error) {
     t.true(!error, 'creation fail');
   }
   try {
-    let program = new Command();
-    program
-      .option('--save-sequence [string]', 'Name space separated with Stringified sequence');
-
-    program.parse(['node', 'test', '--save-sequence']);
-
-    if (program.saveSequence)
-      saveSequence(program, sequencer);
+    cli(['node', 'test', '--save-sequence']);
     t.true(0, 'creation success');
-
   } catch (error) {
     t.true(1, 'creation fail');
   }
   t.end();
-});
\ No newline at end of file
+});