Merge pull request #29 from wealthfront/view-matcher

#19 Use Espresso API to modify views

buildSrc/src/main/kotlin/Dependencies.kt

@@ -1,4 +1,5 @@
 
+import Versions.appCompatVersion
 import Versions.junitVersion
 import Versions.recyclerViewVersion
 import Versions.robolectricVersion
@@ -13,6 +14,7 @@ object Plugins {
 
 object Dependencies {
     const val recyclerView = "androidx.recyclerview:recyclerview:$recyclerViewVersion"
+    const val appCompat = "androidx.appcompat:appcompat:$appCompatVersion"
     const val screenshotty = "eu.bolt:screenshotty:$screenshottyVersion"
 
     const val robolectric = "org.robolectric:robolectric:$robolectricVersion"
@@ -24,5 +26,6 @@ object Dependencies {
     const val testExtJunit = "androidx.test.ext:junit:1.1.5"
     const val testRules = "androidx.test:rules:1.5.0"
     const val espressoCore = "androidx.test.espresso:espresso-core:3.5.1"
+    const val espressoContrib = "androidx.test.espresso:espresso-contrib:3.5.1"
 }
 

buildSrc/src/main/kotlin/Versions.kt

@@ -7,6 +7,7 @@ object Versions {
 
   const val kotlinVersion = "1.7.21"
   const val recyclerViewVersion = "1.2.1"
+  const val appCompatVersion = "1.5.1"
   const val screenshottyVersion = "1.0.4"
 
   const val robolectricVersion = "4.10.3"

screencaptor-test/.gitignore

@@ -0,0 +1 @@
+/build

screencaptor-test/build.gradle.kts

@@ -0,0 +1,39 @@
+plugins {
+  id(Plugins.androidLibrary)
+  id(Plugins.kotlinAndroid)
+}
+
+dependencies {
+  implementation(Dependencies.recyclerView)
+  implementation(Dependencies.espressoCore)
+  implementation(Dependencies.espressoContrib)
+  implementation(Dependencies.appCompat)
+}
+
+android {
+  this.compileSdk = Versions.compileSdkVersion
+
+  defaultConfig {
+    this.minSdk = Versions.minSdkVersion
+    this.targetSdk = Versions.targetSdkVersion
+    testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
+  }
+
+  compileOptions {
+    sourceCompatibility(JavaVersion.VERSION_1_8)
+    targetCompatibility(JavaVersion.VERSION_1_8)
+  }
+  kotlinOptions {
+    jvmTarget = "1.8"
+  }
+
+  testOptions.apply {
+    animationsDisabled = true
+    unitTests.apply {
+      isIncludeAndroidResources = true
+      isReturnDefaultValues = true
+    }
+  }
+
+  namespace = "com.wealthfront.screencaptor.test"
+}

screencaptor-test/src/main/AndroidManifest.xml

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.wealthfront.screencaptor"
+    >
+
+  <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
+  <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
+
+  <application>
+    <activity
+        android:name="com.wealthfront.screencaptor.SampleActivity"
+        android:exported="false"
+        android:theme="@style/Theme.AppCompat"
+        >
+      <intent-filter>
+        <action android:name="android.intent.action.MAIN" />
+        <category android:name="android.intent.category.LAUNCHER" />
+      </intent-filter>
+    </activity>
+  </application>
+
+</manifest>

screencaptor-test/src/main/java/com/wealthfront/screencaptor/MessageAdapter.kt

@@ -0,0 +1,28 @@
+package com.wealthfront.screencaptor
+
+import android.view.LayoutInflater
+import android.view.ViewGroup
+import android.widget.TextView
+import androidx.recyclerview.widget.RecyclerView
+import com.wealthfront.screencaptor.test.R
+
+class MessageAdapter(private val messages: Array<String>) : RecyclerView.Adapter<MessageAdapter.MessageViewHolder>() {
+
+  override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): MessageViewHolder {
+    val view = LayoutInflater.from(parent.context)
+      .inflate(R.layout.message_row_item, parent, false) as TextView
+
+    return MessageViewHolder(view)
+  }
+
+  override fun onBindViewHolder(holder: MessageViewHolder, position: Int) {
+    holder.view.text = messages[position]
+  }
+
+  override fun getItemCount(): Int = messages.size
+
+  data class MessageViewHolder(
+    val view: TextView
+  ) : RecyclerView.ViewHolder(view)
+}
+

screencaptor-test/src/main/java/com/wealthfront/screencaptor/RecyclerViewMatchers.kt

@@ -0,0 +1,28 @@
+package com.wealthfront.screencaptor
+
+import android.view.View
+import androidx.recyclerview.widget.RecyclerView
+import androidx.test.espresso.matcher.BoundedMatcher
+import androidx.test.espresso.matcher.ViewMatchers
+import org.hamcrest.Description
+
+object RecyclerViewMatchers {
+
+  fun hasItemWithText(text: String) = object : BoundedMatcher<View, View>(View::class.java) {
+    override fun describeTo(description: Description) {
+      description.appendText("Searching for item with: $text")
+    }
+
+    override fun matchesSafely(item: View): Boolean {
+      if (item is RecyclerView) {
+        for (i in 0 until item.childCount) {
+          val childView = item.findViewHolderForAdapterPosition(i)!!.itemView
+          if (ViewMatchers.withText(text).matches(childView)) {
+            return true
+          }
+        }
+      }
+      return false
+    }
+  }
+}

screencaptor-test/src/main/java/com/wealthfront/screencaptor/SampleActivity.kt

@@ -0,0 +1,34 @@
+package com.wealthfront.screencaptor
+
+import android.app.AlertDialog
+import android.os.Bundle
+import android.widget.Button
+import androidx.appcompat.app.AppCompatActivity
+import androidx.recyclerview.widget.DividerItemDecoration
+import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.RecyclerView
+import com.wealthfront.screencaptor.test.R
+
+class SampleActivity : AppCompatActivity() {
+
+  override fun onCreate(savedInstanceState: Bundle?) {
+    super.onCreate(savedInstanceState)
+    setContentView(R.layout.screenshot_test)
+    findViewById<Button>(R.id.showDialog).setOnClickListener {
+      AlertDialog.Builder(this)
+        .setMessage("I am a Dialog")
+        .show()
+    }
+
+    val messageList = findViewById<RecyclerView>(R.id.messageList)
+    val layoutManager = LinearLayoutManager(this, RecyclerView.VERTICAL, false)
+    messageList.layoutManager = layoutManager
+
+    val dividerItemDecoration = DividerItemDecoration(this, layoutManager.orientation)
+    messageList.addItemDecoration(dividerItemDecoration)
+
+    val messages = arrayOf("Bulldog", "Corgi", "Mastiff", "Labrador Retriever", "Border Collie")
+    messageList.adapter = MessageAdapter(messages)
+    messageList.adapter!!.notifyDataSetChanged()
+  }
+}

screencaptor-test/src/main/res/layout/message_row_item.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TextView
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    />

screencaptor-test/src/main/res/layout/screenshot_test.xml

@@ -0,0 +1,72 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<androidx.core.widget.NestedScrollView
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/scrollView"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="#4B0082"
+    android:scrollbars="vertical"
+    tools:ignore="HardcodedText"
+    >
+
+  <LinearLayout
+      android:layout_width="match_parent"
+      android:layout_height="wrap_content"
+      android:orientation="vertical"
+      >
+
+    <ImageView
+        android:id="@+id/wealthfrontIcon"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:padding="40dp"
+        android:src="@drawable/wf_logo"
+        />
+
+    <EditText
+        android:id="@+id/textField"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:gravity="center"
+        android:hint="Welcome to Wealthfront!!!"
+        android:inputType="text"
+        android:textColorHint="#FFFFFF"
+        tools:ignore="Autofill,LabelFor"
+        />
+
+    <TextView
+        android:id="@+id/textView"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:text="Some sample data which is really long, so long that it wraps to another line and maybe even three lines"
+        />
+
+    <Button
+        android:id="@+id/showDialog"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="Show dialog"
+        />
+
+    <ScrollView
+        android:id="@+id/anotherScrollView"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        />
+
+    <HorizontalScrollView
+        android:id="@+id/horizonalScrollView"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        />
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/messageList"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        />
+  </LinearLayout>
+
+</androidx.core.widget.NestedScrollView>

screencaptor/build.gradle.kts

@@ -29,34 +29,30 @@ android {
             isReturnDefaultValues = true
         }
     }
-
-    sourceSets {
-        this.getByName("androidTest"){
-            this.java.srcDir("src/sharedTest/java")
-            this.manifest.srcFile("src/sharedTest/AndroidManifest.xml")
-        }
-        this.getByName("test"){
-            this.java.srcDir("src/sharedTest/java")
-            this.manifest.srcFile("src/sharedTest/AndroidManifest.xml")
-        }
-    }
 }
 
 dependencies {
     implementation(Dependencies.recyclerView)
     implementation(Dependencies.screenshotty)
+    implementation(Dependencies.espressoCore)
+    implementation(Dependencies.espressoContrib)
+    implementation(Dependencies.appCompat)
 
     testImplementation(Dependencies.robolectric)
     testImplementation(Dependencies.testCore)
     testImplementation(Dependencies.testCoreKtx)
     testImplementation(Dependencies.junit)
     testImplementation(Dependencies.truth)
     testImplementation(Dependencies.espressoCore)
+    testImplementation(Dependencies.espressoContrib)
     testImplementation(Dependencies.testRules)
     testImplementation(Dependencies.testExtJunit)
+    testImplementation(project(":screencaptor-test"))
 
     androidTestImplementation(Dependencies.junit)
     androidTestImplementation(Dependencies.testExtJunit)
     androidTestImplementation(Dependencies.testRules)
     androidTestImplementation(Dependencies.espressoCore)
+    androidTestImplementation(Dependencies.espressoContrib)
+    androidTestImplementation(project(":screencaptor-test"))
 }