Add codecov badge

.travis.yml

@@ -30,4 +30,7 @@ before_install:
 
 script:
   - ./gradlew :app:lintGoogleplayDebug
-  - ./gradlew :app:connectedGoogleplayDebugAndroidTest
+  - ./gradlew :app:createGoogleplayDebugAndroidTestCoverageReport
+
+after_success:
+  - bash <(curl -s https://codecov.io/bash)

README.md

@@ -1,4 +1,4 @@
-[![Build Status](https://travis-ci.org/tasks/tasks.svg?branch=master)](https://travis-ci.org/tasks/tasks)
+[![Build Status](https://travis-ci.org/tasks/tasks.svg?branch=master)](https://travis-ci.org/tasks/tasks) [![codecov](https://codecov.io/gh/tasks/tasks/branch/master/graph/badge.svg)](https://codecov.io/gh/tasks/tasks)
 
 [![Donate with Bitcoin](https://img.shields.io/badge/bitcoin-donate-yellow.svg)](https://en.cryptobadges.io/donate/136mW34jW3cmZKhxuTDn3tHXMRwbbaRU8s)
 [![PayPal donate button](https://img.shields.io/badge/paypal-donate-yellow.svg)](https://www.paypal.com/cgi-bin/webscr?cmd=_donations&business=alex@tasks.org)

app/build.gradle

@@ -44,6 +44,7 @@ android {
     buildTypes {
         debug {
             multiDexEnabled true
+            testCoverageEnabled true
         }
         release {
             minifyEnabled true