blob: 8dc9b071025b400d87b62e321348f2c2f4609754 [file] [log] [blame]
// Copyright 2015 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 "base/files/file_util.h"
#include "base/values.h"
#include "chromecast/base/scoped_temp_file.h"
#include "chromecast/base/serializers.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace chromecast {
namespace {
const char kEmptyJsonString[] = "{}";
const char kEmptyJsonFileString[] = "{\n\n}\n";
const char kProperJsonString[] =
"{\n"
" \"compound\": {\n"
" \"a\": 1,\n"
" \"b\": 2\n"
" },\n"
" \"some_String\": \"1337\",\n"
" \"some_int\": 42,\n"
" \"the_list\": [ \"val1\", \"val2\" ]\n"
"}\n";
const char kPoorlyFormedJsonString[] = "{\"key\":";
const char kTestKey[] = "test_key";
const char kTestValue[] = "test_value";
} // namespace
TEST(DeserializeFromJson, EmptyString) {
std::string str;
std::unique_ptr<base::Value> value = DeserializeFromJson(str);
EXPECT_EQ(nullptr, value.get());
}
TEST(DeserializeFromJson, EmptyJsonObject) {
std::string str = kEmptyJsonString;
std::unique_ptr<base::Value> value = DeserializeFromJson(str);
EXPECT_NE(nullptr, value.get());
}
TEST(DeserializeFromJson, ProperJsonObject) {
std::string str = kProperJsonString;
std::unique_ptr<base::Value> value = DeserializeFromJson(str);
EXPECT_NE(nullptr, value.get());
}
TEST(DeserializeFromJson, PoorlyFormedJsonObject) {
std::string str = kPoorlyFormedJsonString;
std::unique_ptr<base::Value> value = DeserializeFromJson(str);
EXPECT_EQ(nullptr, value.get());
}
TEST(SerializeToJson, BadValue) {
base::BinaryValue value(std::vector<char>(12));
std::unique_ptr<std::string> str = SerializeToJson(value);
EXPECT_EQ(nullptr, str.get());
}
TEST(SerializeToJson, EmptyValue) {
base::DictionaryValue value;
std::unique_ptr<std::string> str = SerializeToJson(value);
ASSERT_NE(nullptr, str.get());
EXPECT_EQ(kEmptyJsonString, *str);
}
TEST(SerializeToJson, PopulatedValue) {
base::DictionaryValue orig_value;
orig_value.SetString(kTestKey, kTestValue);
std::unique_ptr<std::string> str = SerializeToJson(orig_value);
ASSERT_NE(nullptr, str.get());
std::unique_ptr<base::Value> new_value = DeserializeFromJson(*str);
ASSERT_NE(nullptr, new_value.get());
EXPECT_TRUE(new_value->Equals(&orig_value));
}
TEST(DeserializeJsonFromFile, NoFile) {
std::unique_ptr<base::Value> value =
DeserializeJsonFromFile(base::FilePath("/file/does/not/exist.json"));
EXPECT_EQ(nullptr, value.get());
}
TEST(DeserializeJsonFromFile, EmptyString) {
ScopedTempFile temp;
EXPECT_EQ(static_cast<int>(strlen("")), temp.Write(""));
std::unique_ptr<base::Value> value = DeserializeJsonFromFile(temp.path());
EXPECT_EQ(nullptr, value.get());
}
TEST(DeserializeJsonFromFile, EmptyJsonObject) {
ScopedTempFile temp;
EXPECT_EQ(static_cast<int>(strlen(kEmptyJsonString)),
temp.Write(kEmptyJsonString));
std::unique_ptr<base::Value> value = DeserializeJsonFromFile(temp.path());
EXPECT_NE(nullptr, value.get());
}
TEST(DeserializeJsonFromFile, ProperJsonObject) {
ScopedTempFile temp;
EXPECT_EQ(static_cast<int>(strlen(kProperJsonString)),
temp.Write(kProperJsonString));
std::unique_ptr<base::Value> value = DeserializeJsonFromFile(temp.path());
EXPECT_NE(nullptr, value.get());
}
TEST(DeserializeJsonFromFile, PoorlyFormedJsonObject) {
ScopedTempFile temp;
EXPECT_EQ(static_cast<int>(strlen(kPoorlyFormedJsonString)),
temp.Write(kPoorlyFormedJsonString));
std::unique_ptr<base::Value> value = DeserializeJsonFromFile(temp.path());
EXPECT_EQ(nullptr, value.get());
}
TEST(SerializeJsonToFile, BadValue) {
ScopedTempFile temp;
base::BinaryValue value(std::vector<char>(12));
ASSERT_FALSE(SerializeJsonToFile(temp.path(), value));
std::string str(temp.Read());
EXPECT_TRUE(str.empty());
}
TEST(SerializeJsonToFile, EmptyValue) {
ScopedTempFile temp;
base::DictionaryValue value;
ASSERT_TRUE(SerializeJsonToFile(temp.path(), value));
std::string str(temp.Read());
ASSERT_FALSE(str.empty());
EXPECT_EQ(kEmptyJsonFileString, str);
}
TEST(SerializeJsonToFile, PopulatedValue) {
ScopedTempFile temp;
base::DictionaryValue orig_value;
orig_value.SetString(kTestKey, kTestValue);
ASSERT_TRUE(SerializeJsonToFile(temp.path(), orig_value));
std::string str(temp.Read());
ASSERT_FALSE(str.empty());
std::unique_ptr<base::Value> new_value = DeserializeJsonFromFile(temp.path());
ASSERT_NE(nullptr, new_value.get());
EXPECT_TRUE(new_value->Equals(&orig_value));
}
} // namespace chromecast