Get Robolectric test support working!

app-test/build.gradle

@@ -6,6 +6,7 @@ apply plugin: 'com.github.kt3k.coveralls'
 evaluationDependsOn(":app")
 
 buildscript {
+    ext.kotlin_version = '0.10.770'
     repositories {
         mavenCentral()
     }
@@ -13,6 +14,7 @@ buildscript {
     dependencies {
         // Version lock for https://github.com/kt3k/coveralls-gradle-plugin/issues/27
         classpath 'org.kt3k.gradle.plugin:coveralls-gradle-plugin:2.0.1x'
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
     }
 }
 
@@ -20,6 +22,7 @@ repositories {
     maven {
         url 'http://repository.jetbrains.com/repo'
     }
+    mavenCentral()
 }
 
 // TODO: Make sure we test against the Debug variant
@@ -51,9 +54,11 @@ dependencies {
     testCompile firstVariant.javaCompile.classpath
     testCompile firstVariant.javaCompile.outputs.files
     testCompile files(androidModule.plugins.findPlugin("com.android.application").getBootClasspath())
+    compile "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
 }
 
 def buildExcludeTree(path, excludes) {
+    //noinspection GroovyAssignabilityCheck
     def tree = fileTree(path).exclude(excludes)
     tree
 }
@@ -87,6 +92,6 @@ coveralls {
 }
 
 tasks.withType(Test) {
-    scanForTestClasses = false
+    scanForTestClasses = true
     includes = testIncludes
 }

app-test/src/test/java/org/bspeice/minimalbible/activity/search/BasicSearchTest.java

@@ -0,0 +1,31 @@
+package org.bspeice.minimalbible.activity.search;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.Robolectric;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.annotation.Config;
+
+import static org.junit.Assert.assertNotNull;
+
+/**
+ * Right now this is the only Robolectric test. Some clarifications on this should be made:
+ * There's an ongoing issue with the ActionBarDrawerToggle, meaning that the BasicSearch
+ * activity is the only one eligible for testing
+ * (https://github.com/robolectric/robolectric/issues/1424)
+ * <p/>
+ * Additionally, Robolectric only supports up to Jellybean, which is why the emulateSdk.
+ * Finally, in Gradle, tests run relative to app-test, whereas the IDE may try and run
+ * things in the project root. Be careful when changing the manifest location.
+ */
+@RunWith(RobolectricTestRunner.class)
+@Config(emulateSdk = 18, manifest = "../app/src/main/AndroidManifest.xml")
+public class BasicSearchTest {
+
+    @Test
+    public void testBuildActivity() {
+        BasicSearch activity = Robolectric.buildActivity(BasicSearch.class)
+                .create().get();
+        assertNotNull(activity);
+    }
+}