Add codecov support

.travis.yml

@@ -21,7 +21,9 @@ android:
     - tools
 
 before_script: echo y | ${ANDROID_HOME}tools/bin/sdkmanager --channel=3 "tools" "platform-tools" "platforms;android-27"
-script: ./gradlew build
+script: ./gradlew build jacocoTestReport
 
 after_failure:
   - cat app/build/reports/tests/testDebugUnitTest/index.html
+after_success:
+  - bash <(curl -s https://codecov.io/bash)

README.md

@@ -1,4 +1,4 @@
-# EasyPermissions [![Build Status][1]][2] [![Android Weekly][3]][4]
+# EasyPermissions [![Build Status][1]][2] [![Code Coverage][3]][4] [![Android Weekly][5]][6]
 
 EasyPermissions is a wrapper library to simplify basic system permissions logic when targeting
 Android M or higher.
@@ -199,5 +199,7 @@ Rationale callbacks don't necessarily imply permission changes. To check for tho
 
 [1]: https://travis-ci.org/googlesamples/easypermissions.svg?branch=master
 [2]: https://travis-ci.org/googlesamples/easypermissions
-[3]: https://img.shields.io/badge/Android%20Weekly-%23185-2CB3E5.svg?style=flat
-[4]: http://androidweekly.net/issues/issue-185
+[3]: https://codecov.io/gh/googlesamples/easypermissions/branch/master/graph/badge.sv
+[4]: https://codecov.io/gh/googlesamples/easypermissions
+[5]: https://img.shields.io/badge/Android%20Weekly-%23185-2CB3E5.svg?style=flat
+[6]: http://androidweekly.net/issues/issue-185

build.gradle

@@ -7,6 +7,7 @@ buildscript {
     dependencies {
         classpath 'com.android.tools.build:gradle:3.0.1'
         classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.7.3'
+        classpath 'com.dicedmelon.gradle:jacoco-android:0.1.3'
     }
 }
 

easypermissions/build.gradle

@@ -1,4 +1,5 @@
 apply plugin: 'com.android.library'
+apply plugin: 'jacoco-android'
 
 android {
     compileSdkVersion compileSdk
@@ -11,11 +12,20 @@ android {
     }
 
     buildTypes {
+        debug {
+            testCoverageEnabled true
+        }
         release {
             minifyEnabled false
             consumerProguardFiles 'proguard-rules.pro'
         }
     }
+
+    testOptions {
+        unitTests {
+            includeAndroidResources = true
+        }
+    }
 }
 
 dependencies {
@@ -24,7 +34,13 @@ dependencies {
     api "com.android.support:support-fragment:$support_library_version"
 
     testImplementation 'junit:junit:4.12'
-    testImplementation 'org.robolectric:robolectric:3.5.1'
+    testImplementation 'com.google.truth:truth:0.42'
+    testImplementation 'org.robolectric:robolectric:3.8'
+}
+
+// Needed in order to process Robolectric tests when running JaCoCo
+tasks.withType(Test) {
+    jacoco.includeNoLocationClasses = true
 }
 
 apply from: 'bintray.gradle'

easypermissions/src/test/java/pub/devrel/easypermissions/EasyPermissionsLowApiTest.java

@@ -8,18 +8,19 @@
 import org.robolectric.RuntimeEnvironment;
 import org.robolectric.annotation.Config;
 
-import static junit.framework.Assert.assertTrue;
+import static com.google.common.truth.Truth.assertThat;
 
 /**
  * Low-API (SDK = 19) tests for {@link pub.devrel.easypermissions.EasyPermissions}.
  */
 @RunWith(RobolectricTestRunner.class)
-@Config(constants = BuildConfig.class, sdk = 19)
+@Config(sdk = 19)
 public class EasyPermissionsLowApiTest {
+
     @Test
-    public void testHasPermissions() {
+    public void shouldHavePermission_whenHasPermissionsBeforeMarshmallow() {
         // On low-API devices, we should always get 'true' when we call 'hasPermissions'
-        assertTrue(EasyPermissions.hasPermissions(RuntimeEnvironment.application,
-                Manifest.permission.ACCESS_COARSE_LOCATION));
+        assertThat(EasyPermissions.hasPermissions(RuntimeEnvironment.application,
+                Manifest.permission.ACCESS_COARSE_LOCATION)).isTrue();
     }
 }

easypermissions/src/test/java/pub/devrel/easypermissions/EasyPermissionsTest.java

@@ -3,40 +3,50 @@
 import android.Manifest;
 import android.app.Application;
 
+import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.robolectric.RobolectricTestRunner;
 import org.robolectric.RuntimeEnvironment;
 import org.robolectric.annotation.Config;
 import org.robolectric.shadows.ShadowApplication;
 
-import static junit.framework.Assert.assertFalse;
-import static junit.framework.Assert.assertTrue;
+import static com.google.common.truth.Truth.assertThat;
 
 /**
  * Basic Robolectric tests for {@link pub.devrel.easypermissions.EasyPermissions}.
  */
 @RunWith(RobolectricTestRunner.class)
-@Config(constants = BuildConfig.class, sdk = 23)
+@Config(sdk = 23)
 public class EasyPermissionsTest {
-    @Test
-    public void testHasPermissions() {
-        Application app = RuntimeEnvironment.application;
 
-        String[] perms = new String[]{
+    private Application app;
+    private String[] perms;
+
+    @Before
+    public void setUp() {
+        app = RuntimeEnvironment.application;
+        perms = new String[]{
                 Manifest.permission.READ_SMS,
                 Manifest.permission.ACCESS_FINE_LOCATION
         };
+    }
 
-        // Wes should not have permissions before any are granted
-        assertFalse(EasyPermissions.hasPermissions(app, perms));
+    @Test
+    public void shouldNotHavePermissions_whenNoPermissionsGranted() {
+        assertThat(EasyPermissions.hasPermissions(app, perms)).isFalse();
+    }
 
-        // Granting one permission should not make the whole set appear granted
+
+    @Test
+    public void shouldNotHavePermissions_whenNotAllPermissionsGranted() {
         ShadowApplication.getInstance().grantPermissions(perms[0]);
-        assertFalse(EasyPermissions.hasPermissions(app, perms));
+        assertThat(EasyPermissions.hasPermissions(app, perms)).isFalse();
+    }
 
-        // Granting all permissions should make the whole set granted
+    @Test
+    public void shouldHavePermissions_whenAllPermissionsGranted() {
         ShadowApplication.getInstance().grantPermissions(perms);
-        assertTrue(EasyPermissions.hasPermissions(app, perms));
+        assertThat(EasyPermissions.hasPermissions(app, perms)).isTrue();
     }
 }