Update some dependencies; remove example unit tests; add beginning of…

… RxFirestoreDbTests

build.gradle

@@ -13,7 +13,7 @@ buildscript {
     // Two necessary plugins
     classpath "com.jfrog.bintray.gradle:gradle-bintray-plugin:${bintrayPluginVersion}"
     classpath "com.github.dcendents:android-maven-gradle-plugin:${mavenGradlePluginVersion}"
-    classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:${kotlinVersion}"
+    classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlinVersion"
 
     // NOTE: Do not place your application dependencies here; they belong
     // in the individual module build.gradle files

dependencies.gradle

@@ -2,10 +2,14 @@ ext {
   // Libraries
   supportLibraryVersion = '27.1.1'
   firebaseVersion = '16.0.0'
-  junitVersion = '4.12'
   kotlinVersion = '1.2.41'
   rxJavaVersion = '2.1.8'
 
+  // Test libraries
+  mockitoVersion = '2.18.3'
+  kotlinMockitoVersion = '1.5.0'
+  junitVersion = '4.12'
+
   // Build plugins
   androidPluginVersion = '3.1.2'
   bintrayPluginVersion = '1.8.0'

rxfirestore/build.gradle

@@ -1,4 +1,5 @@
 apply plugin: 'com.android.library'
+apply plugin: 'kotlin-android'
 
 android {
   compileSdkVersion rootProject.ext.compileSdkVersion
@@ -18,6 +19,9 @@ android {
     disable 'InvalidPackage'
     abortOnError true
   }
+  sourceSets {
+    test.java.srcDirs += 'src/test/kotlin'
+  }
 }
 
 ext {
@@ -46,9 +50,15 @@ apply from: '../bintray.gradle'
 
 dependencies {
   implementation fileTree(dir: 'libs', include: ['*.jar'])
-  implementation "io.reactivex.rxjava2:rxjava:${rxJavaVersion}"
+  implementation "io.reactivex.rxjava2:rxjava:$rxJavaVersion"
   implementation "com.google.firebase:firebase-firestore:$firebaseVersion"
-  implementation "com.android.support:support-annotations:${supportLibraryVersion}"
+  implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlinVersion"
+  implementation "com.android.support:support-annotations:$supportLibraryVersion"
   // Testing
-  testImplementation 'junit:junit:4.12'
+  testImplementation "junit:junit:$junitVersion"
+  testImplementation "com.nhaarman:mockito-kotlin:$kotlinMockitoVersion"
+  testImplementation "org.mockito:mockito-core:${mockitoVersion}"
+}
+repositories {
+  mavenCentral()
 }

rxfirestore/src/test/java/com/oakwoodsc/rxfirestore/RxFirestoreDbTests.kt

@@ -0,0 +1,52 @@
+package com.oakwoodsc.rxfirestore
+
+import com.google.firebase.firestore.DocumentReference
+import com.google.firebase.firestore.DocumentSnapshot
+import com.google.firebase.firestore.EventListener
+import com.nhaarman.mockito_kotlin.argumentCaptor
+import com.nhaarman.mockito_kotlin.mock
+import com.nhaarman.mockito_kotlin.times
+import com.nhaarman.mockito_kotlin.verify
+import io.reactivex.subscribers.TestSubscriber
+import org.junit.Assert.assertEquals
+import org.junit.Before
+import org.junit.Test
+import org.mockito.MockitoAnnotations
+
+class RxFirestoreDbTests {
+
+  private val documentSnapshotListener = argumentCaptor<EventListener<DocumentSnapshot>>()
+
+  @Before
+
+  fun setUp() {
+    MockitoAnnotations.initMocks(this)
+  }
+
+  @Test
+  fun sanityTest() {
+    assertEquals(4, (2 + 2).toLong())
+  }
+
+  @Test
+  fun testDocumentSnapshots() {
+    val docReference = mock<DocumentReference>()
+    val snapshot = mock<DocumentSnapshot>()
+
+    with(TestSubscriber.create<DocumentSnapshot>()) {
+      RxFirestoreDb.documentSnapshots(docReference).subscribe()
+
+      docReference.verifySnapshotListenerAdded()
+
+    }
+
+  }
+
+  private fun DocumentReference.verifySnapshotListenerAdded() {
+    verify(this, times(1))
+      .addSnapshotListener(documentSnapshotListener.capture())
+  }
+
+}
+
+

rxfirestorekt/build.gradle

@@ -49,12 +49,12 @@ apply from: '../bintray.gradle'
 dependencies {
   implementation fileTree(dir: 'libs', include: ['*.jar'])
   implementation project(':rxfirestore')
-  implementation "io.reactivex.rxjava2:rxjava:${rxJavaVersion}"
+  implementation "io.reactivex.rxjava2:rxjava:$rxJavaVersion"
   implementation "com.google.firebase:firebase-firestore:$firebaseVersion"
   implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlinVersion"
-  implementation "com.android.support:support-annotations:${supportLibraryVersion}"
+  implementation "com.android.support:support-annotations:$supportLibraryVersion"
   // Testing
-  testImplementation 'junit:junit:4.12'
+  testImplementation "junit:junit:$junitVersion"
 }
 repositories {
   mavenCentral()