1 files changed, 110 insertions, 0 deletions
diff --git a/tests/UiBench/src/com/android/test/uibench/EditTextTypeActivity.java b/tests/UiBench/src/com/android/test/uibench/EditTextTypeActivity.java
new file mode 100644
index 0000000..08ab510
--- /dev/null
+++ b/tests/UiBench/src/com/android/test/uibench/EditTextTypeActivity.java
@@ -0,0 +1,110 @@
+/*
+ * Copyright (C) 2015 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.test.uibench;
+
+import android.app.Instrumentation;
+import android.os.Bundle;
+import android.os.Looper;
+import android.os.MessageQueue;
+import android.support.v7.app.AppCompatActivity;
+import android.view.KeyEvent;
+import android.widget.EditText;
+
+import java.util.concurrent.Semaphore;
+
+/**
+ * Note: currently incomplete, complexity of input continuously grows, instead of looping
+ * over a stable amount of work.
+ *
+ * Simulates typing continuously into an EditText.
+ */
+public class EditTextTypeActivity extends AppCompatActivity {
+    Thread mThread;
+
+    private static String sSeedText = "";
+    static {
+        final int count = 100;
+        final String string = "hello ";
+
+        StringBuilder builder = new StringBuilder(count * string.length());
+        for (int i = 0; i < count; i++) {
+            builder.append(string);
+        }
+        sSeedText = builder.toString();
+    }
+
+    final Object mLock = new Object();
+    boolean mShouldStop = false;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        EditText editText = new EditText(this);
+        editText.setText(sSeedText);
+        setContentView(editText);
+
+        final Instrumentation instrumentation = new Instrumentation();
+        final Semaphore sem = new Semaphore(0);
+        MessageQueue.IdleHandler handler = new MessageQueue.IdleHandler() {
+            @Override
+            public boolean queueIdle() {
+                // TODO: consider other signaling approaches
+                sem.release();
+                return true;
+            }
+        };
+        Looper.myQueue().addIdleHandler(handler);
+        synchronized (mLock) {
+            mShouldStop = false;
+        }
+        mThread = new Thread(new Runnable() {
+            int codes[] = { KeyEvent.KEYCODE_H, KeyEvent.KEYCODE_E, KeyEvent.KEYCODE_L,
+                    KeyEvent.KEYCODE_L, KeyEvent.KEYCODE_O, KeyEvent.KEYCODE_SPACE };
+            int i = 0;
+            @Override
+            public void run() {
+                while (true) {
+                    try {
+                        sem.acquire();
+                    } catch (InterruptedException e) {
+                        // TODO, maybe
+                    }
+                    int code = codes[i % codes.length];
+                    if (i % 100 == 99) code = KeyEvent.KEYCODE_ENTER;
+
+                    synchronized (mLock) {
+                        if (mShouldStop) break;
+                    }
+
+                    // TODO: bit of a race here, since the event can arrive after pause/stop.
+                    // (Can't synchronize on key send, since it's synchronous.)
+                    instrumentation.sendKeyDownUpSync(code);
+                    i++;
+                }
+            }
+        });
+        mThread.start();
+    }
+
+    @Override
+    protected void onPause() {
+        synchronized (mLock) {
+            mShouldStop = true;
+        }
+        super.onPause();
+    }
+}