Add benchmarks for TypicalUserJourney, Enable baselineprofile generator, and some metrics

.run/Generate Baseline Profile (show display).run.xml

@@ -0,0 +1,32 @@
+<!--
+This task runs the base profile generators with the display on
+instead of headless but you will have to manually copy over the generated profiles
+With something like this
+adb -e pull "/storage/emulated/0/Android/media/com.jerboa.benchmarks/BaselineProfileGenerator_startup-baseline-prof-2022-03-08-13-37-55.txt
+-->
+<component name="ProjectRunConfigurationManager">
+  <configuration default="false" name="Generate Baseline Profile (show display)" type="GradleRunConfiguration" factoryName="Gradle">
+    <ExternalSystemSettings>
+      <option name="executionName" />
+      <option name="externalProjectPath" value="$PROJECT_DIR$" />
+      <option name="externalSystemIdString" value="GRADLE" />
+      <option name="scriptParameters" value="-Pandroid.testInstrumentationRunnerArguments.androidx.benchmark.enabledRules=BaselineProfile" />
+      <option name="taskDescriptions">
+        <list />
+      </option>
+      <option name="taskNames">
+        <list>
+          <option value=":benchmarks:pixel6Api31BenchmarkAndroidTest" />
+          <option value="--rerun" />
+          <option value="--enable-display" />
+        </list>
+      </option>
+      <option name="vmOptions" />
+    </ExternalSystemSettings>
+    <ExternalSystemDebugServerProcess>true</ExternalSystemDebugServerProcess>
+    <ExternalSystemReattachDebugProcess>true</ExternalSystemReattachDebugProcess>
+    <DebugAllEnabled>false</DebugAllEnabled>
+    <ForceTestExec>false</ForceTestExec>
+    <method v="2" />
+  </configuration>
+</component>

.run/Generate Baseline Profile.run.xml

@@ -0,0 +1,24 @@
+<component name="ProjectRunConfigurationManager">
+  <configuration default="false" name="Generate Baseline Profile" type="GradleRunConfiguration" factoryName="Gradle">
+    <ExternalSystemSettings>
+      <option name="executionName" />
+      <option name="externalProjectPath" value="$PROJECT_DIR$" />
+      <option name="externalSystemIdString" value="GRADLE" />
+      <option name="scriptParameters" value="-Pandroid.testInstrumentationRunnerArguments.androidx.benchmark.enabledRules=BaselineProfile" />
+      <option name="taskDescriptions">
+        <list />
+      </option>
+      <option name="taskNames">
+        <list>
+          <option value=":app:generateReleaseBaselineProfile" />
+        </list>
+      </option>
+      <option name="vmOptions" />
+    </ExternalSystemSettings>
+    <ExternalSystemDebugServerProcess>true</ExternalSystemDebugServerProcess>
+    <ExternalSystemReattachDebugProcess>true</ExternalSystemReattachDebugProcess>
+    <DebugAllEnabled>false</DebugAllEnabled>
+    <ForceTestExec>false</ForceTestExec>
+    <method v="2" />
+  </configuration>
+</component>

app/benchmark-rules.pro

@@ -0,0 +1,6 @@
+# Proguard rules for the `benchmark` build type.
+#
+# Obsfuscation must be disabled for the build variant that generates Baseline Profile, otherwise
+# wrong symbols would be generated. The generated Baseline Profile will be properly applied when generated
+# without obfuscation and your app is being obfuscated.
+-dontobfuscate

app/build.gradle

@@ -2,6 +2,7 @@ plugins {
     id 'com.android.application'
     id 'org.jetbrains.kotlin.android'
     id 'com.google.devtools.ksp'
+    id 'androidx.baselineprofile'
 }
 
 android {
@@ -46,11 +47,19 @@ android {
                 signingConfig signingConfigs.release
             }
         }
-
         debug {
             applicationIdSuffix '.debug'
             versionNameSuffix ' (DEBUG)'
         }
+
+        generateProfiles { // use this variant to generate the profiles
+            minifyEnabled false // The startup profiles needs minification off
+            shrinkResources false
+            debuggable false
+            signingConfig signingConfigs.debug
+            proguardFiles 'benchmark-rules.pro' // The baseline profile generator needs obfuscation off
+            applicationIdSuffix = ".benchmark"
+        }
     }
     compileOptions {
         sourceCompatibility JavaVersion.VERSION_17
@@ -134,4 +143,7 @@ dependencies {
     debugImplementation 'androidx.compose.ui:ui-test-manifest:1.4.3'
     implementation "net.engawapg.lib:zoomable:1.4.3"
     implementation 'androidx.browser:browser:1.5.0'
+
+    implementation 'androidx.profileinstaller:profileinstaller:1.3.1'
+    baselineProfile project(path: ':benchmarks')
 }

app/src/main/AndroidManifest.xml

@@ -24,6 +24,8 @@
         android:supportsRtl="true"
         android:theme="@style/Theme.Jerboa"
         tools:targetApi="33">
+        <profileable android:shell="true"/>
+
 
         <activity
             android:name=".MainActivity"

app/src/main/java/com/jerboa/ui/components/common/AppBars.kt

@@ -30,6 +30,7 @@ import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.graphics.toArgb
 import androidx.compose.ui.graphics.vector.ImageVector
 import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.platform.testTag
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.text.TextStyle
 import androidx.compose.ui.tooling.preview.Preview
@@ -65,7 +66,7 @@ fun SimpleTopAppBar(
             )
         },
         navigationIcon = {
-            IconButton(onClick = { navController.popBackStack() }) {
+            IconButton(onClick = { navController.popBackStack() }, modifier = Modifier.testTag("jerboa:back")) {
                 Icon(
                     Icons.Outlined.ArrowBack,
                     contentDescription = stringResource(R.string.topAppBar_back),
@@ -585,5 +586,5 @@ fun Modifier.simpleVerticalScrollbar(
 fun LoadingBar(
     padding: PaddingValues = PaddingValues(0.dp),
 ) {
-    LinearProgressIndicator(modifier = Modifier.fillMaxWidth().padding(padding))
+    LinearProgressIndicator(modifier = Modifier.fillMaxWidth().padding(padding).testTag("jerboa:loading"))
 }

app/src/main/java/com/jerboa/ui/components/common/Dialogs.kt

@@ -29,8 +29,12 @@ import androidx.compose.runtime.livedata.observeAsState
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
 import androidx.compose.runtime.setValue
+import androidx.compose.ui.ExperimentalComposeUiApi
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.testTag
 import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.semantics.semantics
+import androidx.compose.ui.semantics.testTagsAsResourceId
 import androidx.compose.ui.tooling.preview.Preview
 import com.jerboa.PostViewMode
 import com.jerboa.R
@@ -313,6 +317,7 @@ fun ListingTypeOptionsDialogPreview() {
     )
 }
 
+@OptIn(ExperimentalComposeUiApi::class)
 @Composable
 fun ShowChangelog(appSettingsViewModel: AppSettingsViewModel) {
     val changelogViewed = appSettingsViewModel.appSettings.observeAsState().value?.viewedChangelog
@@ -325,7 +330,6 @@ fun ShowChangelog(appSettingsViewModel: AppSettingsViewModel) {
 
         if (whatsChangedDialogOpen) {
             val scrollState = rememberScrollState()
-
             val markdown by appSettingsViewModel.changelog.collectAsState()
             LaunchedEffect(appSettingsViewModel) {
                 appSettingsViewModel.updateChangelog()
@@ -350,7 +354,7 @@ fun ShowChangelog(appSettingsViewModel: AppSettingsViewModel) {
                             whatsChangedDialogOpen = false
                             appSettingsViewModel.markChangelogViewed()
                         },
-                        modifier = Modifier.fillMaxWidth(),
+                        modifier = Modifier.fillMaxWidth().testTag("jerboa:changelogbtn"),
                     ) {
                         Text(stringResource(R.string.dialogs_done))
                     }
@@ -359,6 +363,7 @@ fun ShowChangelog(appSettingsViewModel: AppSettingsViewModel) {
                     whatsChangedDialogOpen = false
                     appSettingsViewModel.markChangelogViewed()
                 },
+                modifier = Modifier.semantics { testTagsAsResourceId = true },
             )
         }
     }

app/src/main/java/com/jerboa/ui/components/common/DrawerItems.kt

@@ -27,6 +27,7 @@ import com.jerboa.ui.theme.LARGE_PADDING
 @Composable
 fun IconAndTextDrawerItem(
     text: String,
+    modifier: Modifier = Modifier,
     icon: ImageVector? = null,
     iconBadgeCount: Int? = null,
     onClick: () -> Unit,
@@ -39,7 +40,7 @@ fun IconAndTextDrawerItem(
     Row(
         verticalAlignment = Alignment.CenterVertically,
         horizontalArrangement = Arrangement.SpaceBetween,
-        modifier = Modifier
+        modifier = modifier
             .fillMaxWidth()
             .clickable(onClick = onClick)
             .background(

app/src/main/java/com/jerboa/ui/components/home/Home.kt

@@ -55,9 +55,13 @@ import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.runtime.saveable.rememberSaveable
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
+import androidx.compose.ui.ExperimentalComposeUiApi
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.platform.testTag
 import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.semantics.semantics
+import androidx.compose.ui.semantics.testTagsAsResourceId
 import androidx.compose.ui.tooling.preview.Preview
 import androidx.navigation.NavController
 import androidx.navigation.compose.rememberNavController
@@ -576,7 +580,7 @@ fun HomeHeader(
                     contentDescription = stringResource(R.string.selectSort),
                 )
             }
-            IconButton(onClick = {
+            IconButton(modifier = Modifier.testTag("jerboa:options"), onClick = {
                 showMoreOptions = !showMoreOptions
             }) {
                 Icon(
@@ -609,6 +613,7 @@ fun HomeHeaderPreview() {
     )
 }
 
+@OptIn(ExperimentalComposeUiApi::class)
 @Composable
 fun HomeMoreDialog(
     onDismissRequest: () -> Unit,
@@ -618,6 +623,7 @@ fun HomeMoreDialog(
 ) {
     AlertDialog(
         onDismissRequest = onDismissRequest,
+        modifier = Modifier.semantics { testTagsAsResourceId = true },
         text = {
             Column {
                 IconAndTextDrawerItem(
@@ -627,6 +633,7 @@ fun HomeMoreDialog(
                         onDismissRequest()
                         onClickRefresh()
                     },
+                    modifier = Modifier.testTag("jerboa:refresh"),
                 )
                 IconAndTextDrawerItem(
                     text = stringResource(R.string.home_post_view_mode),

app/src/main/java/com/jerboa/ui/components/home/HomeActivity.kt

@@ -2,6 +2,7 @@ package com.jerboa.ui.components.home
 
 import android.content.Context
 import android.util.Log
+import androidx.activity.compose.ReportDrawnWhen
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.PaddingValues
@@ -32,10 +33,13 @@ import androidx.compose.runtime.Composable
 import androidx.compose.runtime.remember
 import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.ui.Alignment
+import androidx.compose.ui.ExperimentalComposeUiApi
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.input.nestedscroll.nestedScroll
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.semantics.semantics
+import androidx.compose.ui.semantics.testTagsAsResourceId
 import androidx.navigation.NavController
 import com.jerboa.R
 import com.jerboa.VoteType
@@ -64,7 +68,7 @@ import com.jerboa.ui.components.post.PostListings
 import com.jerboa.ui.components.post.edit.PostEditViewModel
 import kotlinx.coroutines.CoroutineScope
 
-@OptIn(ExperimentalMaterial3Api::class)
+@OptIn(ExperimentalMaterial3Api::class, ExperimentalComposeUiApi::class)
 @Composable
 fun HomeActivity(
     navController: NavController,
@@ -104,7 +108,8 @@ fun HomeActivity(
         },
         content = {
             Scaffold(
-                modifier = Modifier.nestedScroll(scrollBehavior.nestedScrollConnection),
+                modifier = Modifier.nestedScroll(scrollBehavior.nestedScrollConnection)
+                    .semantics { testTagsAsResourceId = true },
                 snackbarHost = { SnackbarHost(snackbarHostState) },
                 topBar = {
                     MainTopBar(
@@ -180,6 +185,7 @@ fun HomeActivity(
                 },
             )
         },
+        modifier = Modifier.semantics { testTagsAsResourceId = true },
     )
 }
 
@@ -213,6 +219,10 @@ fun MainPostListingsContent(
 
     val loading = homeViewModel.postsRes == ApiState.Loading || homeViewModel.fetchingMore
 
+    ReportDrawnWhen {
+        !loading
+    }
+
     val pullRefreshState = rememberPullRefreshState(
         refreshing = loading,
         onRefresh = {

app/src/main/java/com/jerboa/ui/components/post/PostActivity.kt

@@ -29,10 +29,14 @@ import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
+import androidx.compose.ui.ExperimentalComposeUiApi
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.input.nestedscroll.nestedScroll
 import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.platform.testTag
 import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.semantics.semantics
+import androidx.compose.ui.semantics.testTagsAsResourceId
 import androidx.navigation.NavController
 import com.jerboa.PostViewMode
 import com.jerboa.R
@@ -67,6 +71,7 @@ import com.jerboa.ui.components.common.simpleVerticalScrollbar
 import com.jerboa.ui.components.home.SiteViewModel
 import com.jerboa.ui.components.post.edit.PostEditViewModel
 
+@OptIn(ExperimentalComposeUiApi::class)
 @Composable
 fun CommentsHeaderTitle(
     selectedSortType: CommentSortType,
@@ -85,7 +90,11 @@ fun CommentsHeaderTitle(
     }
 }
 
-@OptIn(ExperimentalMaterialApi::class, ExperimentalMaterial3Api::class)
+@OptIn(
+    ExperimentalMaterialApi::class,
+    ExperimentalMaterial3Api::class,
+    ExperimentalComposeUiApi::class,
+)
 @Composable
 fun PostActivity(
     postViewModel: PostViewModel,
@@ -136,7 +145,8 @@ fun PostActivity(
     }
 
     Scaffold(
-        modifier = Modifier.nestedScroll(scrollBehavior.nestedScrollConnection),
+        modifier = Modifier.nestedScroll(scrollBehavior.nestedScrollConnection)
+            .semantics { testTagsAsResourceId = true },
         topBar = {
             Column {
                 TopAppBar(
@@ -146,7 +156,10 @@ fun PostActivity(
                         )
                     },
                     navigationIcon = {
-                        IconButton(onClick = { navController.popBackStack() }) {
+                        IconButton(
+                            modifier = Modifier.testTag("jerboa:back"),
+                            onClick = { navController.popBackStack() },
+                        ) {
                             Icon(
                                 Icons.Outlined.ArrowBack,
                                 contentDescription = stringResource(R.string.topAppBar_back),
@@ -185,7 +198,8 @@ fun PostActivity(
                             state = listState,
                             modifier = Modifier
                                 .padding(padding)
-                                .simpleVerticalScrollbar(listState),
+                                .simpleVerticalScrollbar(listState)
+                                .testTag("jerboa:comments"),
                         ) {
                             item(key = "${postView.post.id}_listing") {
                                 PostListing(