Refactor FeedbackData and add tests.

components/feedback/feedback_common_unittest.cc

+// Copyright 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 "components/feedback/feedback_common.h"
+
+#include "base/bind.h"
+#include "components/feedback/proto/common.pb.h"
+#include "components/feedback/proto/dom.pb.h"
+#include "components/feedback/proto/extension.pb.h"
+#include "components/feedback/proto/math.pb.h"
+#include "content/public/test/test_browser_thread.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace {
+const char kOne[] = "one";
+const char kTwo[] = "two";
+const char kThree[] = "three";
+const char kFour[] = "four";
+#define TEN_LINES "0\n1\n2\n3\n4\n5\n6\n7\n8\n9\n"
+const char kLongLog[] = TEN_LINES TEN_LINES TEN_LINES TEN_LINES TEN_LINES;
+const char kLogsAttachmentName[] = "system_logs.zip";
+}  // namespace
+
+class FeedbackCommonTest : public testing::Test {
+ protected:
+  FeedbackCommonTest() {
+    feedback = scoped_refptr<FeedbackCommon>(new FeedbackCommon());
+  }
+
+  virtual ~FeedbackCommonTest() {}
+
+  scoped_refptr<FeedbackCommon> feedback;
+  userfeedback::ExtensionSubmit report;
+};
+
+TEST_F(FeedbackCommonTest, TestBasicData) {
+  // Test that basic data can be set and propagates to the request.
+  feedback->set_category_tag(kOne);
+  feedback->set_description(kTwo);
+  feedback->set_page_url(kThree);
+  feedback->set_user_email(kFour);
+  feedback->PrepareReport(&report);
+
+  EXPECT_EQ(kOne, report.bucket());
+  EXPECT_EQ(kTwo, report.common_data().description());
+  EXPECT_EQ(kThree, report.web_data().url());
+  EXPECT_EQ(kFour, report.common_data().user_email());
+}
+
+TEST_F(FeedbackCommonTest, TestAddLogs) {
+  feedback->AddLog(kOne, kTwo);
+  feedback->AddLog(kThree, kFour);
+
+  EXPECT_EQ(2U, feedback->sys_info()->size());
+}
+
+TEST_F(FeedbackCommonTest, TestCompressionThreshold) {
+  // Add a large and small log, verify that only the small log gets
+  // included in the report.
+  feedback->AddLog(kOne, kTwo);
+  feedback->AddLog(kThree, kLongLog);
+  feedback->PrepareReport(&report);
+
+  EXPECT_EQ(1, report.web_data().product_specific_data_size());
+  EXPECT_EQ(kOne, report.web_data().product_specific_data(0).key());
+}
+
+TEST_F(FeedbackCommonTest, TestCompression) {
+  // Add a large and small log, verify that an attachment has been
+  // added with the right name.
+  feedback->AddLog(kOne, kTwo);
+  feedback->AddLog(kThree, kLongLog);
+  feedback->CompressLogs();
+  feedback->PrepareReport(&report);
+
+  EXPECT_EQ(1, report.product_specific_binary_data_size());
+  EXPECT_EQ(kLogsAttachmentName, report.product_specific_binary_data(0).name());
+}