I actually want to display the performance test results on the device, and have the option to repeat those tests. (#8)

Author: coachroebuck

app/build.gradle

@@ -26,6 +26,9 @@ dependencies {
     implementation 'androidx.appcompat:appcompat:1.0.2'
     implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
     implementation 'com.google.android.material:material:1.0.0'
+    implementation "androidx.core:core-ktx:1.2.0-alpha01"
+    implementation "org.jetbrains.kotlinx:kotlinx-coroutines-core:1.2.1"
+    implementation "org.jetbrains.kotlinx:kotlinx-coroutines-android:1.2.1"
 
     // Koin
     implementation "org.koin:koin-android:2.0.0-alpha-3"

app/src/main/java/com/sloydev/dependencyinjectionperformance/InjectionTest.kt

@@ -28,12 +28,14 @@ import javax.inject.Inject
 
 class InjectionTest : KoinComponent {
 
+    private lateinit var callback: (String) -> Unit
     private val kotlinDaggerTest = KotlinDaggerTest()
     private val javaDaggerTest = JavaDaggerTest()
 
     private val rounds = 100
 
-    fun runTests() {
+    fun runTests(callback: (String) -> Unit) {
+        this.callback = callback
         val results = listOf(
             koinTest(),
             kodeinTest(),
@@ -45,15 +47,19 @@ class InjectionTest : KoinComponent {
     }
 
     private fun reportMarkdown(results: List<LibraryResult>) {
-        log("Done!")
-        log(" ")
-        log("${Build.BRAND} ${Build.DEVICE} with Android ${Build.VERSION.RELEASE}")
-        log(" ")
-        log("Library | Setup Kotlin | Setup Java | Inject Kotlin | Inject Java")
-        log("--- | ---:| ---:| ---:| ---:")
+        val sb = StringBuilder()
+        log("Done!\n")
+        sb.append("\n")
+        sb.append("${Build.BRAND} ${Build.DEVICE} with Android ${Build.VERSION.RELEASE}\n")
+        sb.append("\n")
+        sb.append("Library | Setup Kotlin | Setup Java | Inject Kotlin | Inject Java\n")
+        sb.append("--- | ---:| ---:| ---:| ---:\n")
         results.forEach {
-            log("**${it.injectorName}** | ${it[Variant.KOTLIN].startupTime.median().format()} | ${it[Variant.JAVA].startupTime.median().format()}  | ${it[Variant.KOTLIN].injectionTime.median().format()} | ${it[Variant.JAVA].injectionTime.median().format()}")
+            sb.append("**${it.injectorName}** | ${it[Variant.KOTLIN].startupTime.median().format()} | ${it[Variant.JAVA].startupTime.median().format()}  | ${it[Variant.KOTLIN].injectionTime.median().format()} | ${it[Variant.JAVA].injectionTime.median().format()}\n")
         }
+
+        log(sb.toString())
+        this.callback.invoke(sb.toString())
     }
 
     private fun runTest(

app/src/main/java/com/sloydev/dependencyinjectionperformance/MainActivity.kt

@@ -4,20 +4,38 @@ import android.os.Bundle
 import androidx.appcompat.app.AppCompatActivity
 import com.google.android.material.snackbar.Snackbar
 import kotlinx.android.synthetic.main.activity_main.*
+import kotlinx.android.synthetic.main.content_main.*
+import kotlinx.coroutines.Deferred
+import kotlinx.coroutines.GlobalScope
+import kotlinx.coroutines.async
 
 class MainActivity : AppCompatActivity() {
 
+    private lateinit var job: Deferred<Unit>
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_main)
         setSupportActionBar(toolbar)
 
         fab.setOnClickListener { view ->
-            Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
-                .setAction("Action", null).show()
+            runTests()
         }
 
-        InjectionTest().runTests()
+        runTests()
+    }
+
+    private fun runTests() {
+        runOnUiThread {
+            textView.text = getString(R.string.running_tests)
+        }
+        this.job = GlobalScope.async {
+            InjectionTest().runTests {
+                runOnUiThread {
+                    textView.text = it
+                }
+            }
+        }
     }
 
 }

app/src/main/res/layout/activity_main.xml

@@ -29,6 +29,6 @@
             android:layout_height="wrap_content"
             android:layout_gravity="bottom|end"
             android:layout_margin="@dimen/fab_margin"
-            app:srcCompat="@android:drawable/ic_dialog_email"/>
+            app:srcCompat="@android:drawable/ic_media_play"/>
 
 </androidx.coordinatorlayout.widget.CoordinatorLayout>

app/src/main/res/layout/content_main.xml

@@ -10,6 +10,7 @@
         tools:context=".MainActivity">
 
     <TextView
+            android:id="@+id/textView"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:text="Hello World!"

app/src/main/res/values/strings.xml

@@ -1,4 +1,5 @@
 <resources>
     <string name="app_name">Dependency Injection Performance</string>
     <string name="action_settings">Settings</string>
+    <string name="running_tests">Running tests...</string>
 </resources>

build.gradle

@@ -1,11 +1,11 @@
 buildscript {
-    ext.kotlin_version = '1.3.11'
+    ext.kotlin_version = '1.3.31'
     repositories {
         google()
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.2.1'
+        classpath 'com.android.tools.build:gradle:3.4.1'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
     }
 }

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,6 @@
+#Thu May 02 15:26:21 MDT 2019
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.6-all.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.1.1-all.zip