1 files changed, 92 insertions, 0 deletions
diff --git a/startop/apps/test/src/InteractiveMicrobenchmarkActivity.java b/startop/apps/test/src/InteractiveMicrobenchmarkActivity.java
new file mode 100644
index 000000000000..c3839c17e4d8
--- /dev/null
+++ b/startop/apps/test/src/InteractiveMicrobenchmarkActivity.java
@@ -0,0 +1,92 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * 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 com.android.startop.test;
+
+import android.app.Activity;
+import android.content.Context;
+import android.graphics.Typeface;
+import android.os.Bundle;
+import android.widget.Button;
+import android.widget.GridLayout;
+import android.widget.TextView;
+
+public class InteractiveMicrobenchmarkActivity extends Activity implements BenchmarkRunner {
+    protected GridLayout mBenchmarkList;
+
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.system_server_benchmark_page);
+
+        mBenchmarkList = findViewById(R.id.benchmark_list);
+
+        addBenchmark("Empty", () -> {
+        });
+        addHeader("Application Benchmarks");
+        ApplicationBenchmarks.initializeBenchmarks(this, this);
+        addHeader("CPU Intensive Benchmarks");
+        CPUIntensiveBenchmarks.initializeBenchmarks(this, this);
+        addHeader("Init Check Overhead Benchmarks");
+        InitCheckOverheadBenchmarks.initializeBenchmarks(this, this);
+        addHeader("System Server Benchmarks");
+        SystemServerBenchmarks.initializeBenchmarks(this, this);
+    }
+
+    /**
+     * Add a heading for a group of related benchmarks
+     *
+     * @param name The name of this group of benchmarks
+     */
+    public void addHeader(CharSequence name) {
+        Context context = mBenchmarkList.getContext();
+        TextView header = new TextView(context);
+        header.setText(name);
+        header.setTypeface(header.getTypeface(), Typeface.BOLD);
+        GridLayout.LayoutParams params = new GridLayout.LayoutParams();
+        params.columnSpec = GridLayout.spec(0, 3);
+        mBenchmarkList.addView(header, params);
+    }
+
+    /**
+     * Adds a benchmark to the set to run.
+     *
+     * @param name A short name that shows up in the UI or benchmark results
+     */
+    public void addBenchmark(CharSequence name, Runnable thunk) {
+        Context context = mBenchmarkList.getContext();
+        Button button = new Button(context);
+        TextView mean = new TextView(context);
+        TextView stdev = new TextView(context);
+
+        button.setText(name);
+        mean.setText("");
+        stdev.setText("");
+
+        button.setOnClickListener((_button) -> {
+            mean.setText("Running...");
+            stdev.setText("");
+
+            SystemServerBenchmarks.runBenchmarkInBackground(thunk, (resultMean, resultStdev) -> {
+                mean.setText(String.format("%.3f", resultMean / 1e6));
+                stdev.setText(String.format("%.3f", resultStdev / 1e6));
+            });
+        });
+
+        mBenchmarkList.addView(button);
+        mBenchmarkList.addView(mean);
+        mBenchmarkList.addView(stdev);
+    }
+}