content/browser/webui/web_ui_message_handler_unittest.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "content/public/browser/web_ui_message_handler.h"
   6
   7 #include "base/strings/string16.h"
   8 #include "base/strings/utf_string_conversions.h"
   9 #include "base/values.h"
  10 #include "testing/gtest/include/gtest/gtest.h"
  11
  12 namespace content {
  13
  14 TEST(WebUIMessageHandlerTest, ExtractIntegerValue) {
  15   base::ListValue list;
  16   int value, zero_value = 0, neg_value = -1234, pos_value = 1234;
  17   base::string16 zero_string(base::UTF8ToUTF16("0"));
  18   base::string16 neg_string(base::UTF8ToUTF16("-1234"));
  19   base::string16 pos_string(base::UTF8ToUTF16("1234"));
  20
  21   list.Append(new base::FundamentalValue(zero_value));
  22   EXPECT_TRUE(WebUIMessageHandler::ExtractIntegerValue(&list, &value));
  23   EXPECT_EQ(value, zero_value);
  24   list.Clear();
  25
  26   list.Append(new base::FundamentalValue(neg_value));
  27   EXPECT_TRUE(WebUIMessageHandler::ExtractIntegerValue(&list, &value));
  28   EXPECT_EQ(value, neg_value);
  29   list.Clear();
  30
  31   list.Append(new base::FundamentalValue(pos_value));
  32   EXPECT_TRUE(WebUIMessageHandler::ExtractIntegerValue(&list, &value));
  33   EXPECT_EQ(value, pos_value);
  34   list.Clear();
  35
  36   list.Append(new base::StringValue(zero_string));
  37   EXPECT_TRUE(WebUIMessageHandler::ExtractIntegerValue(&list, &value));
  38   EXPECT_EQ(value, zero_value);
  39   list.Clear();
  40
  41   list.Append(new base::StringValue(neg_string));
  42   EXPECT_TRUE(WebUIMessageHandler::ExtractIntegerValue(&list, &value));
  43   EXPECT_EQ(value, neg_value);
  44   list.Clear();
  45
  46   list.Append(new base::StringValue(pos_string));
  47   EXPECT_TRUE(WebUIMessageHandler::ExtractIntegerValue(&list, &value));
  48   EXPECT_EQ(value, pos_value);
  49 }
  50
  51 TEST(WebUIMessageHandlerTest, ExtractDoubleValue) {
  52   base::ListValue list;
  53   double value, zero_value = 0.0, neg_value = -1234.5, pos_value = 1234.5;
  54   base::string16 zero_string(base::UTF8ToUTF16("0"));
  55   base::string16 neg_string(base::UTF8ToUTF16("-1234.5"));
  56   base::string16 pos_string(base::UTF8ToUTF16("1234.5"));
  57
  58   list.Append(new base::FundamentalValue(zero_value));
  59   EXPECT_TRUE(WebUIMessageHandler::ExtractDoubleValue(&list, &value));
  60   EXPECT_DOUBLE_EQ(value, zero_value);
  61   list.Clear();
  62
  63   list.Append(new base::FundamentalValue(neg_value));
  64   EXPECT_TRUE(WebUIMessageHandler::ExtractDoubleValue(&list, &value));
  65   EXPECT_DOUBLE_EQ(value, neg_value);
  66   list.Clear();
  67
  68   list.Append(new base::FundamentalValue(pos_value));
  69   EXPECT_TRUE(WebUIMessageHandler::ExtractDoubleValue(&list, &value));
  70   EXPECT_DOUBLE_EQ(value, pos_value);
  71   list.Clear();
  72
  73   list.Append(new base::StringValue(zero_string));
  74   EXPECT_TRUE(WebUIMessageHandler::ExtractDoubleValue(&list, &value));
  75   EXPECT_DOUBLE_EQ(value, zero_value);
  76   list.Clear();
  77
  78   list.Append(new base::StringValue(neg_string));
  79   EXPECT_TRUE(WebUIMessageHandler::ExtractDoubleValue(&list, &value));
  80   EXPECT_DOUBLE_EQ(value, neg_value);
  81   list.Clear();
  82
  83   list.Append(new base::StringValue(pos_string));
  84   EXPECT_TRUE(WebUIMessageHandler::ExtractDoubleValue(&list, &value));
  85   EXPECT_DOUBLE_EQ(value, pos_value);
  86 }
  87
  88 TEST(WebUIMessageHandlerTest, ExtractStringValue) {
  89   base::ListValue list;
  90   base::string16 in_string(base::UTF8ToUTF16(
  91       "The facts, though interesting, are irrelevant."));
  92   list.Append(new base::StringValue(in_string));
  93   base::string16 out_string = WebUIMessageHandler::ExtractStringValue(&list);
  94   EXPECT_EQ(in_string, out_string);
  95 }
  96
  97 }  // namespace content