Add Android test for EmojiDataSource

vector/build.gradle

@@ -235,6 +235,15 @@ android {
     kotlinOptions {
         jvmTarget = "1.8"
     }
+
+    sourceSets {
+        androidTest {
+            java.srcDirs += "src/sharedTest/java"
+        }
+        test {
+            java.srcDirs += "src/sharedTest/java"
+        }
+    }
 }
 
 dependencies {
@@ -250,6 +259,7 @@ dependencies {
     def daggerVersion = '2.25.4'
     def autofill_version = "1.0.0"
     def work_version = '2.3.3'
+    def arch_version = '2.1.0'
 
     implementation project(":matrix-sdk-android")
     implementation project(":matrix-sdk-android-rx")
@@ -378,10 +388,18 @@ dependencies {
     // TESTS
     testImplementation 'junit:junit:4.12'
     testImplementation 'org.amshove.kluent:kluent-android:1.44'
+    // Plant Timber tree for test
+    testImplementation 'net.lachlanmckee:timber-junit-rule:1.0.1'
 
+    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:1.1.1'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
     androidTestImplementation 'org.amshove.kluent:kluent-android:1.44'
+    androidTestImplementation "androidx.arch.core:core-testing:$arch_version"
+    // Plant Timber tree for test
+    androidTestImplementation 'net.lachlanmckee:timber-junit-rule:1.0.1'
 }
 
 if (getGradle().getStartParameter().getTaskRequests().toString().contains("Gplay")) {

vector/src/androidTest/java/im/vector/riotx/InstrumentedTest.kt

@@ -0,0 +1,32 @@
+/*
+ * Copyright (c) 2020 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package im.vector.riotx
+
+import android.content.Context
+import androidx.test.core.app.ApplicationProvider
+import im.vector.riotx.test.shared.createTimberTestRule
+import org.junit.Rule
+
+interface InstrumentedTest {
+
+    @Rule
+    fun timberTestRule() = createTimberTestRule()
+
+    fun context(): Context {
+        return ApplicationProvider.getApplicationContext()
+    }
+}

vector/src/androidTest/java/im/vector/riotx/features/reactions/data/EmojiDataSourceTest.kt

@@ -0,0 +1,85 @@
+/*
+ * Copyright (c) 2020 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package im.vector.riotx.features.reactions.data
+
+import im.vector.riotx.InstrumentedTest
+import org.junit.Assert.assertEquals
+import org.junit.Assert.assertTrue
+import org.junit.FixMethodOrder
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.junit.runners.JUnit4
+import org.junit.runners.MethodSorters
+import kotlin.system.measureTimeMillis
+
+@RunWith(JUnit4::class)
+@FixMethodOrder(MethodSorters.JVM)
+class EmojiDataSourceTest : InstrumentedTest {
+
+    @Test
+    fun checkParsingTime() {
+        val time = measureTimeMillis {
+            EmojiDataSource(context().resources)
+        }
+
+        assertTrue("Too long to parse", time < 100)
+    }
+
+    @Test
+    fun checkNumberOfResult() {
+        val emojiDataSource = EmojiDataSource(context().resources)
+
+        assertEquals("Wrong number of emojis", 1545, emojiDataSource.rawData.emojis.size)
+        assertEquals("Wrong number of categories", 8, emojiDataSource.rawData.categories.size)
+        assertEquals("Wrong number of aliases", 57, emojiDataSource.rawData.aliases.size)
+    }
+
+    @Test
+    fun searchTestEmptySearch() {
+        val emojiDataSource = EmojiDataSource(context().resources)
+
+        assertEquals("Empty search should return 1545 results", 1545, emojiDataSource.filterWith("").size)
+    }
+
+    @Test
+    fun searchTestNoResult() {
+        val emojiDataSource = EmojiDataSource(context().resources)
+
+        assertTrue("Should not have result", emojiDataSource.filterWith("noresult").isEmpty())
+    }
+
+    @Test
+    fun searchTestOneResult() {
+        val emojiDataSource = EmojiDataSource(context().resources)
+
+        assertEquals("Should have 1 result", 1, emojiDataSource.filterWith("france").size)
+    }
+
+    @Test
+    fun searchTestManyResult() {
+        val emojiDataSource = EmojiDataSource(context().resources)
+
+        assertTrue("Should have many result", emojiDataSource.filterWith("fra").size > 1)
+    }
+
+    @Test
+    fun testQuickReaction() {
+        val emojiDataSource = EmojiDataSource(context().resources)
+
+        assertEquals("Should have 8 quick reactions", 8, emojiDataSource.getQuickReactions().size)
+    }
+}

vector/src/sharedTest/java/im/vector/riotx/test/shared/TestRules.kt

@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2020 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package im.vector.riotx.test.shared
+
+import net.lachlanmckee.timberjunit.TimberTestRule
+
+fun createTimberTestRule(): TimberTestRule {
+    return TimberTestRule.builder()
+            .showThread(false)
+            .showTimestamp(false)
+            .onlyLogWhenTestFails(false)
+            .build()
+}