Implement WebViewDatabase's hasFormData API for chromium based webview.

android_webview/browser/aw_form_database_service_unittest.cc

Index: android_webview/browser/aw_form_database_service_unittest.cc
diff --git a/android_webview/browser/aw_form_database_service_unittest.cc b/android_webview/browser/aw_form_database_service_unittest.cc
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+++ b/android_webview/browser/aw_form_database_service_unittest.cc
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+// Copyright (c) 2013 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.
+
+#include <vector>
+
+#include "android_webview/browser/aw_form_database_service.h"
+#include "base/android/jni_android.h"
+#include "base/files/scoped_temp_dir.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/message_loop.h"
+#include "base/utf_string_conversions.h"
+#include "components/autofill/browser/webdata/autofill_webdata_service.h"
+#include "components/autofill/common/form_field_data.h"
+#include "content/public/test/test_browser_thread.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "ui/base/l10n/l10n_util_android.h"
+
+using autofill::AutofillWebDataService;
+using autofill::FormFieldData;
+using base::android::AttachCurrentThread;
+using content::BrowserThread;
+using testing::Test;
+
+namespace android_webview {
+
+class AwFormDatabaseServiceTest : public Test {
+ public:
+  AwFormDatabaseServiceTest()
+      : ui_thread_(BrowserThread::UI, &message_loop_),
+        db_thread_(BrowserThread::DB) {
+    db_thread_.Start();
+  }
+
+ protected:
+  virtual void SetUp() {
+    ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
+    env_ = AttachCurrentThread();
+    ASSERT_TRUE(env_ != NULL);
+    ASSERT_TRUE(l10n_util::RegisterLocalizationUtil(env_));
+
+    service_.reset(new AwFormDatabaseService(temp_dir_.path()));
+  }
+
+  virtual void TearDown() {
+    service_->Shutdown();
+  }
+
+  // The path to the temporary directory used for the test operations.
+  base::ScopedTempDir temp_dir_;
+  // A message loop for UI thread.
+  MessageLoop message_loop_;
+  content::TestBrowserThread ui_thread_;
+  content::TestBrowserThread db_thread_;
+  JNIEnv* env_;
+
+  scoped_ptr<AwFormDatabaseService> service_;
+};
+
+TEST_F(AwFormDatabaseServiceTest, HasAndClearFormData) {
+  EXPECT_FALSE(service_->HasFormData());
+  std::vector<FormFieldData> fields;
+  FormFieldData field;
+  field.name = ASCIIToUTF16("foo");
+  field.value = ASCIIToUTF16("bar");
+  fields.push_back(field);
+  service_->get_autofill_webdata_service()->AddFormFields(fields);
+  EXPECT_TRUE(service_->HasFormData());
+  service_->ClearFormData();
+  EXPECT_FALSE(service_->HasFormData());
+}
+
+}  // namespace android_webview