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167 lines
4.7 KiB
C++
167 lines
4.7 KiB
C++
/**
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* Copyright (c) 2013, Timothy Stack
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* * Neither the name of Timothy Stack nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ''AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* @file test_yajlpp.cc
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*/
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#include <assert.h>
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#include <stdio.h>
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#include "yajlpp.hh"
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#include "yajlpp_def.hh"
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const char* TEST_DATA = R"([{ "foo": 0 }, 2, { "foo": 1 }])";
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const char* TEST_OBJ_DATA = "{ \"foo\": 0 }";
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static int FOO_COUNT = 0;
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static int CONST_COUNT = 0;
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static int
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read_foo(yajlpp_parse_context* ypc, long long value)
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{
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assert(value == FOO_COUNT);
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assert(ypc->ypc_array_index.empty()
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|| ypc->ypc_array_index.back() == FOO_COUNT);
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FOO_COUNT += 1;
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return 1;
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}
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static int
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read_const(yajlpp_parse_context* ypc, long long value)
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{
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CONST_COUNT += 1;
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return 1;
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}
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static int
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dummy_string_handler(void* ctx, const unsigned char* s, size_t len)
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{
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return 1;
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}
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int
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main(int argc, char* argv[])
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{
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static const auto TEST_SRC = intern_string::lookup("test_data");
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{
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struct dummy {};
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typed_json_path_container<dummy> dummy_handlers = {
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};
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std::string in1 = "{\"#\":{\"";
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auto parse_res = dummy_handlers.parser_for(TEST_SRC).of(in1);
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}
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{
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static const char UNICODE_BARF[] = "\"\\udb00\\\\0\"\n";
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yajl_callbacks cbs;
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memset(&cbs, 0, sizeof(cbs));
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cbs.yajl_string = dummy_string_handler;
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auto handle = yajl_alloc(&cbs, nullptr, nullptr);
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auto rc = yajl_parse(handle, (const unsigned char*) UNICODE_BARF, 12);
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assert(rc == yajl_status_ok);
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yajl_free(handle);
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}
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struct json_path_container test_obj_handler = {
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json_path_handler("foo", read_foo),
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};
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{
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struct json_path_container test_array_handlers = {
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json_path_handler("#")
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.add_cb(read_const)
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.with_children(test_obj_handler),
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};
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yajlpp_parse_context ypc(TEST_SRC, &test_array_handlers);
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auto handle = yajl_alloc(&ypc.ypc_callbacks, nullptr, &ypc);
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ypc.with_handle(handle);
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ypc.parse((const unsigned char*) TEST_DATA, strlen(TEST_DATA));
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yajl_free(handle);
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assert(FOO_COUNT == 2);
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assert(CONST_COUNT == 1);
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}
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{
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FOO_COUNT = 0;
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yajlpp_parse_context ypc(TEST_SRC, &test_obj_handler);
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auto handle = yajl_alloc(&ypc.ypc_callbacks, nullptr, &ypc);
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ypc.with_handle(handle);
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ypc.parse(reinterpret_cast<const unsigned char*>(TEST_OBJ_DATA),
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strlen(TEST_OBJ_DATA));
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yajl_free(handle);
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assert(FOO_COUNT == 1);
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}
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{
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const char* TEST_INPUT = R"({
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"msg": "Hello, World!",
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"parent1": {
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"child": {}
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},
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"parent2": {
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"child": {"name": "steve"}
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},
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"parent3": {
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"child": {},
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"sibling": {"name": "mongoose"}
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}
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})";
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const std::string EXPECTED_OUTPUT
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= "{\"msg\":\"Hello, "
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"World!\",\"parent2\":{\"child\":{\"name\":\"steve\"}},"
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"\"parent3\":{\"sibling\":{\"name\":\"mongoose\"}}}";
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char errbuf[1024];
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auto tree = yajl_tree_parse(TEST_INPUT, errbuf, sizeof(errbuf));
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yajl_cleanup_tree(tree);
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yajlpp_gen gen;
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yajl_gen_tree(gen, tree);
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auto actual = gen.to_string_fragment().to_string();
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assert(EXPECTED_OUTPUT == actual);
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yajl_tree_free(tree);
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}
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}
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