Cronet smoke tests

components/cronet/android/test/smoketests/src/org/chromium/net/smoke/NativeCronetTestBase.java

Index: components/cronet/android/test/smoketests/src/org/chromium/net/smoke/NativeCronetTestBase.java
diff --git a/components/cronet/android/test/smoketests/src/org/chromium/net/smoke/NativeCronetTestBase.java b/components/cronet/android/test/smoketests/src/org/chromium/net/smoke/NativeCronetTestBase.java
new file mode 100644
index 0000000000000000000000000000000000000000..272b185272664e06930f0fe7d778159883908f55
--- /dev/null
+++ b/components/cronet/android/test/smoketests/src/org/chromium/net/smoke/NativeCronetTestBase.java
@@ -0,0 +1,55 @@
+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package org.chromium.net.smoke;
+
+import org.chromium.base.ContextUtils;
+import org.chromium.base.PathUtils;
+
+import java.io.File;
+
+/**
+ * Test base class for testing native Engine implementation. This class can import classes from the
+ * org.chromium.base package.
+ */
+public class NativeCronetTestBase extends CronetTestBase {
+    private static final String PRIVATE_DATA_DIRECTORY_SUFFIX = "cronet_test";
+    private static final String LOGFILE_NAME = "cronet-netlog.json";
+
+    @Override
+    protected void setUp() throws Exception {
+        super.setUp();
+        ContextUtils.initApplicationContext(getContext().getApplicationContext());
+        PathUtils.setPrivateDataDirectorySuffix(PRIVATE_DATA_DIRECTORY_SUFFIX);
+        mTestSupport.loadTestNativeLibrary();
+    }
+
+    @Override
+    protected void tearDown() throws Exception {
+        stopAndSaveNetLog();
+        super.tearDown();
+    }
+
+    @Override
+    protected void initCronetEngine() {
+        super.initCronetEngine();
+        assertNativeEngine(mCronetEngine);
+        startNetLog();
+    }
+
+    private void startNetLog() {
+        if (mCronetEngine != null) {
+            mCronetEngine.startNetLogToFile(
+                    PathUtils.getDataDirectory() + "/" + LOGFILE_NAME, false);
+        }
+    }
+
+    private void stopAndSaveNetLog() {
+        if (mCronetEngine == null) return;
+        mCronetEngine.stopNetLog();
+        File netLogFile = new File(PathUtils.getDataDirectory(), LOGFILE_NAME);
+        if (!netLogFile.exists()) return;
+        mTestSupport.processNetLog(netLogFile);
+    }
+}