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added implementation of json_writer

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This commit is contained in:
Falk Werner
2020-07-09 22:12:13 +02:00
parent c6c9edcd81
commit c9f086f6cf
8 changed files with 523 additions and 56 deletions
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234
test/webfuse_provider/json/test_json_writer.cc Normal file
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@@ -0,0 +1,234 @@
#include "webfuse_provider/impl/json/writer.h"
#include <gtest/gtest.h>
#include <string>
#include <climits>
namespace
{
std::string write_int(int value)
{
wfp_json_writer * writer = wfp_impl_json_writer_create(128,0);
wfp_impl_json_writer_write_int(writer, value);
char * data = wfp_impl_json_writer_take_data(writer, nullptr);
std::string result = data;
wfp_impl_json_writer_dispose(writer);
free(data);
return result;
}
}
TEST(json_writer, create_dispose)
{
wfp_json_writer * writer = wfp_impl_json_writer_create(128,0);
wfp_impl_json_writer_dispose(writer);
}
TEST(json_writer, write_int)
{
ASSERT_EQ("0", write_int(0));
ASSERT_EQ("5", write_int(5));
ASSERT_EQ("23", write_int(23));
ASSERT_EQ("42", write_int(42));
char int_max[80];
snprintf(int_max, 80, "%d", INT_MAX);
ASSERT_EQ(int_max, write_int(INT_MAX));
ASSERT_EQ("-1", write_int(-1));
ASSERT_EQ("-69", write_int(-69));
ASSERT_EQ("-1091", write_int(-1091));
ASSERT_EQ("-123456", write_int(-123456));
ASSERT_EQ("-2147483647", write_int(-2147483647));
char int_min[80];
snprintf(int_min, 80, "%d", INT_MIN);
ASSERT_EQ(int_min, write_int(INT_MIN));
}
TEST(json_writer, write_empty_array)
{
wfp_json_writer * writer = wfp_impl_json_writer_create(128,0);
wfp_impl_json_writer_array_begin(writer);
wfp_impl_json_writer_array_end(writer);
char * data = wfp_impl_json_writer_take_data(writer, nullptr);
ASSERT_STREQ("[]", data);
wfp_impl_json_writer_dispose(writer);
free(data);
}
TEST(json_writer, write_one_element_array)
{
wfp_json_writer * writer = wfp_impl_json_writer_create(128,0);
wfp_impl_json_writer_array_begin(writer);
wfp_impl_json_writer_write_int(writer, 42);
wfp_impl_json_writer_array_end(writer);
char * data = wfp_impl_json_writer_take_data(writer, nullptr);
ASSERT_STREQ("[42]", data);
wfp_impl_json_writer_dispose(writer);
free(data);
}
TEST(json_writer, write_int_array)
{
wfp_json_writer * writer = wfp_impl_json_writer_create(128,0);
wfp_impl_json_writer_array_begin(writer);
wfp_impl_json_writer_write_int(writer, 1);
wfp_impl_json_writer_write_int(writer, 2);
wfp_impl_json_writer_write_int(writer, 3);
wfp_impl_json_writer_array_end(writer);
char * data = wfp_impl_json_writer_take_data(writer, nullptr);
ASSERT_STREQ("[1,2,3]", data);
wfp_impl_json_writer_dispose(writer);
free(data);
}
TEST(json_writer, write_nested_array)
{
wfp_json_writer * writer = wfp_impl_json_writer_create(128,0);
wfp_impl_json_writer_array_begin(writer);
wfp_impl_json_writer_array_begin(writer);
wfp_impl_json_writer_array_end(writer);
wfp_impl_json_writer_array_begin(writer);
wfp_impl_json_writer_write_int(writer, 1);
wfp_impl_json_writer_array_end(writer);
wfp_impl_json_writer_array_begin(writer);
wfp_impl_json_writer_array_begin(writer);
wfp_impl_json_writer_write_int(writer, 1);
wfp_impl_json_writer_array_end(writer);
wfp_impl_json_writer_array_end(writer);
wfp_impl_json_writer_array_end(writer);
char * data = wfp_impl_json_writer_take_data(writer, nullptr);
ASSERT_STREQ("[[],[1],[[1]]]", data);
wfp_impl_json_writer_dispose(writer);
free(data);
}
TEST(json_writer, write_empty_object)
{
wfp_json_writer * writer = wfp_impl_json_writer_create(128,0);
wfp_impl_json_writer_object_begin(writer);
wfp_impl_json_writer_object_end(writer);
char * data = wfp_impl_json_writer_take_data(writer, nullptr);
ASSERT_STREQ("{}", data);
wfp_impl_json_writer_dispose(writer);
free(data);
}
TEST(json_writer, write_one_element_object)
{
wfp_json_writer * writer = wfp_impl_json_writer_create(128,0);
wfp_impl_json_writer_object_begin(writer);
wfp_impl_json_writer_object_key(writer, "answer");
wfp_impl_json_writer_write_int(writer, 42);
wfp_impl_json_writer_object_end(writer);
char * data = wfp_impl_json_writer_take_data(writer, nullptr);
ASSERT_STREQ("{\"answer\":42}", data);
wfp_impl_json_writer_dispose(writer);
free(data);
}
TEST(json_writer, write_mixed_object)
{
wfp_json_writer * writer = wfp_impl_json_writer_create(128,0);
wfp_impl_json_writer_object_begin(writer);
wfp_impl_json_writer_object_key(writer, "a");
wfp_impl_json_writer_write_int(writer, 42);
wfp_impl_json_writer_object_key(writer, "b");
wfp_impl_json_writer_write_string(writer, "0");
wfp_impl_json_writer_object_key(writer, "c");
wfp_impl_json_writer_array_begin(writer);
wfp_impl_json_writer_array_end(writer);
wfp_impl_json_writer_object_end(writer);
char * data = wfp_impl_json_writer_take_data(writer, nullptr);
ASSERT_STREQ("{\"a\":42,\"b\":\"0\",\"c\":[]}", data);
wfp_impl_json_writer_dispose(writer);
free(data);
}
TEST(json_writer, write_nested_object)
{
wfp_json_writer * writer = wfp_impl_json_writer_create(128,0);
wfp_impl_json_writer_object_begin(writer);
wfp_impl_json_writer_object_key(writer, "a");
wfp_impl_json_writer_object_begin(writer);
wfp_impl_json_writer_object_key(writer, "b");
wfp_impl_json_writer_object_begin(writer);
wfp_impl_json_writer_object_key(writer, "c");
wfp_impl_json_writer_object_begin(writer);
wfp_impl_json_writer_object_end(writer);
wfp_impl_json_writer_object_end(writer);
wfp_impl_json_writer_object_end(writer);
wfp_impl_json_writer_object_end(writer);
char * data = wfp_impl_json_writer_take_data(writer, nullptr);
ASSERT_STREQ("{\"a\":{\"b\":{\"c\":{}}}}", data);
wfp_impl_json_writer_dispose(writer);
free(data);
}
TEST(json_writer, escape_string)
{
wfp_json_writer * writer = wfp_impl_json_writer_create(128,0);
wfp_impl_json_writer_write_string(writer, "\"\\/\b\f\n\r\t");
char * data = wfp_impl_json_writer_take_data(writer, nullptr);
ASSERT_STREQ("\"\\\"\\\\/\\b\\f\\n\\r\\t\"", data);
wfp_impl_json_writer_dispose(writer);
free(data);
}
TEST(json_writer, write_bytes)
{
wfp_json_writer * writer = wfp_impl_json_writer_create(128,0);
wfp_impl_json_writer_write_bytes(writer, "1234", 4);
char * data = wfp_impl_json_writer_take_data(writer, nullptr);
ASSERT_STREQ("\"MTIzNA==\"", data);
wfp_impl_json_writer_dispose(writer);
free(data);
}

1
test/webfuse_provider/test_util/webfuse_server.cc
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@@ -170,7 +170,6 @@ public:
{
std::string response_text = future.get();
result = json_loadb(response_text.c_str(), response_text.size(), 0, nullptr);
std::unique_lock<std::mutex> lock(mutex);
message = nullptr;
}