diff --git a/.travis.yml b/.travis.yml
index da456e7..1a5f7a1 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,9 @@
 language: go
+
 go:
   - "1.9.x"
   - "1.10.x"
   - "master"
+
 script:
   - make test
diff --git a/Makefile b/Makefile
index 2621c98..313205c 100644
--- a/Makefile
+++ b/Makefile
@@ -15,4 +15,4 @@ clean:
 	rm -f bin/cointop32
 
 test:
-	@echo "no tests"
+	go test ./...
diff --git a/README.md b/README.md
index a293049..742eea1 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 > Coin tracking for hackers
 
-[![License](http://img.shields.io/badge/license-MIT-blue.svg)](https://raw.githubusercontent.com/miguelmota/cointop/master/LICENSE.md) [![Go Report Card](https://goreportcard.com/badge/github.com/miguelmota/cointop?)](https://goreportcard.com/report/github.com/miguelmota/cointop) [![GoDoc](https://godoc.org/github.com/miguelmota/cointop?status.svg)](https://godoc.org/github.com/miguelmota/cointop)
+[![License](http://img.shields.io/badge/license-MIT-blue.svg)](https://raw.githubusercontent.com/miguelmota/cointop/master/LICENSE.md) [![Build Status](https://travis-ci.org/miguelmota/cointop.svg?branch=master)](https://travis-ci.org/miguelmota/cointop) [![Go Report Card](https://goreportcard.com/badge/github.com/miguelmota/cointop?)](https://goreportcard.com/report/github.com/miguelmota/cointop) [![GoDoc](https://godoc.org/github.com/miguelmota/cointop?status.svg)](https://godoc.org/github.com/miguelmota/cointop)
 
 <img src="./assets/screenshot-001.gif" width="880" />
 
diff --git a/cointop/cointop_test.go b/cointop/cointop_test.go
new file mode 100644
index 0000000..65ab10d
--- /dev/null
+++ b/cointop/cointop_test.go
@@ -0,0 +1,7 @@
+package cointop
+
+import "testing"
+
+func TestRun(t *testing.T) {
+	// Run()
+}
diff --git a/cointop/layout.go b/cointop/layout.go
index 620cb41..5542ec8 100644
--- a/cointop/layout.go
+++ b/cointop/layout.go
@@ -119,12 +119,7 @@ func (ct *Cointop) updateCoins() error {
 			for k := range ct.allcoins {
 				c := ct.allcoins[k]
 				if c.ID == cm.ID {
-					/*
-						if c.ID == "ethereum" {
-							// test
-							cm.PriceUSD = float64(time.Now().Unix())
-						}
-					*/
+					// TODO: improve this
 					c.ID = cm.ID
 					c.Name = cm.Name
 					c.Symbol = cm.Symbol