Instrumentation tests

Author: jeffreydelooff

build.gradle

@@ -8,7 +8,7 @@ buildscript {
 
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.4.1'
+        classpath 'com.android.tools.build:gradle:3.4.0'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
     }
 }

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
-#Tue Jun 04 11:28:29 CEST 2019
+#Thu Jun 06 14:52:37 CEST 2019
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.1.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.4.1-all.zip

library/build.gradle

@@ -24,6 +24,15 @@ dependencies {
 
 dependencies {
     testImplementation 'junit:junit:4.12'
-    androidTestImplementation 'androidx.test:runner:1.2.0'
+    testImplementation "androidx.test:core:1.2.0"
+    testImplementation "org.jetbrains.kotlin:kotlin-test:1.3.31"
+    testImplementation "androidx.test.ext:junit-ktx:1.1.1"
+
+    androidTestImplementation "org.jetbrains.kotlin:kotlin-test:1.3.31"
+
+    androidTestImplementation "androidx.test:core:1.2.0"
+    androidTestImplementation "androidx.test:runner:1.2.0"
+    androidTestImplementation "androidx.test:rules:1.2.0"
+    androidTestImplementation "androidx.test.ext:junit-ktx:1.1.1"
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
 }

library/src/androidTest/java/nl/elements/objectstore/ExampleInstrumentedTest.kt

@@ -0,0 +1,115 @@
+package nl.elements.objectstore
+
+import android.content.Context
+import androidx.test.platform.app.InstrumentationRegistry
+import nl.elements.objectstore.stores.PreferencesStore
+import org.junit.After
+import org.junit.Before
+import org.junit.Test
+import kotlin.test.assertEquals
+import kotlin.test.assertTrue
+
+class PreferencesStoreTest {
+
+    private lateinit var store: PreferencesStore
+
+    @Before
+    fun setupTests() {
+        store = createStore()
+    }
+    
+    @After
+    fun clear() {
+        createStore().toPreferences().edit().clear().commit()
+    }
+
+    @Test
+    fun keyContainsInStore() {
+        val key = "contains"
+        val name = "Danny"
+
+        store.set(key, name)
+
+        assertTrue(store.contains(key))
+    }
+
+    @Test
+    fun writeReadString() {
+        val value = "Danny"
+
+        val result = store.setAndGet("string", value)
+
+        assertEquals(value, result)
+    }
+
+    @Test
+    fun writeReadBoolean() {
+        val value = true
+
+        val result = store.setAndGet("boolean", value)
+
+        assertEquals(value, result)
+    }
+
+    @Test
+    fun testWriteReadInt() {
+        val value = 1
+
+        val result = store.setAndGet("integer", value)
+
+        assertEquals(value, result)
+    }
+
+    @Test
+    fun testWriteReadLong() {
+        val value = 1L
+
+        val result = store.setAndGet("long", value)
+
+        assertEquals(value, result)
+    }
+
+    @Test
+    fun testWriteReadFloat() {
+        val value = 1f
+
+        val result = store.setAndGet("float", value)
+
+        assertEquals(value, result)
+    }
+
+    @Test
+    fun testWriteReadStringSet() {
+        val value = setOf("1", "2", "3")
+
+        val result = store.setAndGet("stringSet", value)
+
+        assertEquals(value, result)
+    }
+
+    @Test
+    fun getAllAsMap() {
+        val key = "name"
+        val value = "Danny"
+
+        store.set(key, value)
+
+        val actual = store.keys
+
+        assertTrue(actual.isNotEmpty())
+        assertEquals(1, actual.size)
+        assertTrue(actual.contains(key))
+    }
+}
+
+private fun <T : Any> ObjectStore.setAndGet(key: String, value: T): T {
+    set(key, value)
+    return this[key]
+}
+
+private fun createStore(): PreferencesStore {
+    val context = InstrumentationRegistry.getInstrumentation().context
+    val preferences = context.getSharedPreferences("test", Context.MODE_PRIVATE)
+
+    return PreferencesStore(preferences)
+}

library/src/androidTest/java/nl/elements/objectstore/PreferencesStoreTest.kt

@@ -38,4 +38,4 @@ interface Converter {
 
     }
 
-}
+}

library/src/main/java/nl/elements/objectstore/Converter.kt

@@ -2,10 +2,10 @@ package nl.elements.objectstore.stores
 
 import nl.elements.objectstore.Converter
 import nl.elements.objectstore.ObjectStore
-import nl.elements.objectstore.ObjectStore.Event.*
+import nl.elements.objectstore.ObjectStore.Event.Removed
+import nl.elements.objectstore.ObjectStore.Event.Updated
 import nl.elements.objectstore.Transformer
 import nl.elements.objectstore.writeToBytes
-import java.io.ByteArrayInputStream
 
 class MemoryStore(
     override val converter: Converter = Converter.DEFAULT,

library/src/main/java/nl/elements/objectstore/stores/MemoryStore.kt

@@ -1,6 +1,5 @@
 package nl.elements.objectstore.stores
 
-
 import android.content.SharedPreferences
 import android.util.Base64
 import io.reactivex.Observable

library/src/main/java/nl/elements/objectstore/stores/PreferencesStore.kt

@@ -0,0 +1,21 @@
+package nl.elements.objectstore
+
+import nl.elements.objectstore.Converter.Companion.DEFAULT
+import org.junit.Test
+import java.io.ByteArrayOutputStream
+import kotlin.test.assertEquals
+
+class ConverterTest {
+    @Test
+    fun testConverter() {
+        val outputStream = ByteArrayOutputStream()
+        val key = "testKey"
+        val input = "test"
+
+        DEFAULT.serialize(key, input, outputStream)
+
+        val result = DEFAULT.deserialize<String>(key, outputStream.toByteArray().inputStream())
+
+        assertEquals(input, result)
+    }
+}