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// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
#include "platform/assert.h"
#include "platform/text_buffer.h"
#include "vm/dart_api_impl.h"
#include "vm/json_stream.h"
#include "vm/unit_test.h"
namespace dart {
#ifndef PRODUCT
TEST_CASE(JSON_TextBuffer) {
TextBuffer w(5); // Small enough to make buffer grow at least once.
w.Printf("{ \"%s\" : %d", "length", 175);
EXPECT_STREQ("{ \"length\" : 175", w.buffer());
w.Printf(", \"%s\" : \"%s\" }", "command", "stopIt");
EXPECT_STREQ("{ \"length\" : 175, \"command\" : \"stopIt\" }", w.buffer());
}
TEST_CASE(JSON_JSONStream_Primitives) {
{
JSONStream js;
{ JSONObject jsobj(&js); }
EXPECT_STREQ("{}", js.ToCString());
}
{
JSONStream js;
{ JSONArray jsarr(&js); }
EXPECT_STREQ("[]", js.ToCString());
}
{
JSONStream js;
{
JSONArray jsarr(&js);
jsarr.AddValue(true);
}
EXPECT_STREQ("[true]", js.ToCString());
}
{
JSONStream js;
{
JSONArray jsarr(&js);
jsarr.AddValue(false);
}
EXPECT_STREQ("[false]", js.ToCString());
}
{
JSONStream js;
{
JSONArray jsarr(&js);
jsarr.AddValue(static_cast<intptr_t>(4));
}
EXPECT_STREQ("[4]", js.ToCString());
}
{
JSONStream js;
{
JSONArray jsarr(&js);
jsarr.AddValue(1.0);
}
EXPECT_STREQ("[1.0]", js.ToCString());
}
{
JSONStream js;
{
JSONArray jsarr(&js);
jsarr.AddValue("hello");
}
EXPECT_STREQ("[\"hello\"]", js.ToCString());
}
{
JSONStream js;
{
JSONArray jsarr(&js);
jsarr.AddValueF("h%s", "elo");
}
EXPECT_STREQ("[\"helo\"]", js.ToCString());
}
}
TEST_CASE(JSON_JSONStream_Array) {
JSONStream js;
{
JSONArray jsarr(&js);
jsarr.AddValue(true);
jsarr.AddValue(false);
}
EXPECT_STREQ("[true,false]", js.ToCString());
}
TEST_CASE(JSON_JSONStream_Object) {
JSONStream js;
{
JSONObject jsobj(&js);
jsobj.AddProperty("key1", "a");
jsobj.AddProperty("key2", "b");
}
EXPECT_STREQ("{\"key1\":\"a\",\"key2\":\"b\"}", js.ToCString());
}
TEST_CASE(JSON_JSONStream_NestedObject) {
JSONStream js;
{
JSONObject jsobj(&js);
JSONObject jsobj1(&jsobj, "key");
jsobj1.AddProperty("key1", "d");
}
EXPECT_STREQ("{\"key\":{\"key1\":\"d\"}}", js.ToCString());
}
TEST_CASE(JSON_JSONStream_ObjectArray) {
JSONStream js;
{
JSONArray jsarr(&js);
{
JSONObject jsobj(&jsarr);
jsobj.AddProperty("key", "e");
}
{
JSONObject jsobj(&jsarr);
jsobj.AddProperty("yek", "f");
}
}
EXPECT_STREQ("[{\"key\":\"e\"},{\"yek\":\"f\"}]", js.ToCString());
}
TEST_CASE(JSON_JSONStream_ArrayArray) {
JSONStream js;
{
JSONArray jsarr(&js);
{
JSONArray jsarr1(&jsarr);
jsarr1.AddValue(static_cast<intptr_t>(4));
}
{
JSONArray jsarr1(&jsarr);
jsarr1.AddValue(false);
}
}
EXPECT_STREQ("[[4],[false]]", js.ToCString());
}
TEST_CASE(JSON_JSONStream_Printf) {
JSONStream js;
{
JSONArray jsarr(&js);
jsarr.AddValueF("%d %s", 2, "hello");
}
EXPECT_STREQ("[\"2 hello\"]", js.ToCString());
}
TEST_CASE(JSON_JSONStream_ObjectPrintf) {
JSONStream js;
{
JSONObject jsobj(&js);
jsobj.AddPropertyF("key", "%d %s", 2, "hello");
}
EXPECT_STREQ("{\"key\":\"2 hello\"}", js.ToCString());
}
ISOLATE_UNIT_TEST_CASE(JSON_JSONStream_DartObject) {
JSONStream js;
{
JSONArray jsarr(&js);
jsarr.AddValue(Object::Handle(Object::null()));
JSONObject jsobj(&jsarr);
jsobj.AddProperty("object_key", Object::Handle(Object::null()));
}
char buffer[1024];
ElideJSONSubstring("classes", js.ToCString(), buffer);
EXPECT_STREQ(
"[{\"type\":\"@Instance\","
"\"_vmType\":\"null\","
"\"class\":{\"type\":\"@Class\",\"fixedId\":true,\"id\":\"\","
"\"name\":\"Null\"},"
"\"kind\":\"Null\","
"\"fixedId\":true,"
"\"id\":\"objects\\/null\","
"\"valueAsString\":\"null\"},"
"{\"object_key\":"
"{\"type\":\"@Instance\","
"\"_vmType\":\"null\","
"\"class\":{\"type\":\"@Class\",\"fixedId\":true,\"id\":\"\","
"\"name\":\"Null\"},"
"\"kind\":\"Null\","
"\"fixedId\":true,"
"\"id\":\"objects\\/null\","
"\"valueAsString\":\"null\"}}]",
buffer);
}
TEST_CASE(JSON_JSONStream_EscapedString) {
JSONStream js;
{
JSONArray jsarr(&js);
jsarr.AddValue("Hel\"\"lo\r\n\t");
}
EXPECT_STREQ("[\"Hel\\\"\\\"lo\\r\\n\\t\"]", js.ToCString());
}
TEST_CASE(JSON_JSONStream_DartString) {
const char* kScriptChars =
"var ascii = 'Hello, World!';\n"
"var unicode = '\\u00CE\\u00F1\\u0163\\u00E9r\\u00F1\\u00E5\\u0163"
"\\u00EE\\u00F6\\u00F1\\u00E5\\u013C\\u00EE\\u017E\\u00E5\\u0163"
"\\u00EE\\u1EDD\\u00F1';\n"
"var surrogates = '\\u{1D11E}\\u{1D11E}\\u{1D11E}"
"\\u{1D11E}\\u{1D11E}';\n"
"var wrongEncoding = '\\u{1D11E}' + surrogates[0] + '\\u{1D11E}';"
"var nullInMiddle = 'This has\\u0000 four words.';";
Dart_Handle lib = TestCase::LoadTestScript(kScriptChars, NULL);
EXPECT_VALID(lib);
Dart_Handle result;
TransitionNativeToVM transition1(thread);
String& obj = String::Handle();
auto do_test = [&](const char* field_name, const char* expected) {
{
TransitionVMToNative to_native(thread);
result = Dart_GetField(lib, NewString(field_name));
EXPECT_VALID(result);
}
obj ^= Api::UnwrapHandle(result);
{
JSONStream js;
{
JSONObject jsobj(&js);
EXPECT(!jsobj.AddPropertyStr(field_name, obj));
}
EXPECT_STREQ(expected, js.ToCString());
}
};
{
TransitionVMToNative to_native(thread);
result = Dart_GetField(lib, NewString("ascii"));
EXPECT_VALID(result);
}
obj ^= Api::UnwrapHandle(result);
{
JSONStream js;
{
JSONObject jsobj(&js);
EXPECT(jsobj.AddPropertyStr("subrange", obj, 1, 4));
}
EXPECT_STREQ("{\"subrange\":\"ello\"}", js.ToCString());
}
do_test("ascii", "{\"ascii\":\"Hello, World!\"}");
do_test("unicode", "{\"unicode\":\"Îñţérñåţîöñåļîžåţîờñ\"}");
do_test("surrogates", "{\"surrogates\":\"𝄞𝄞𝄞𝄞𝄞\"}");
do_test("wrongEncoding", "{\"wrongEncoding\":\"𝄞\\uD834𝄞\"}");
do_test("nullInMiddle", "{\"nullInMiddle\":\"This has\\u0000 four words.\"}");
}
TEST_CASE(JSON_JSONStream_Params) {
const char* param_keys[] = {"dog", "cat"};
const char* param_values[] = {"apple", "banana"};
JSONStream js;
EXPECT(js.num_params() == 0);
js.SetParams(&param_keys[0], &param_values[0], 2);
EXPECT(js.num_params() == 2);
EXPECT(!js.HasParam("lizard"));
EXPECT(js.HasParam("dog"));
EXPECT(js.HasParam("cat"));
EXPECT(js.ParamIs("cat", "banana"));
EXPECT(!js.ParamIs("dog", "banana"));
}
#endif // !PRODUCT
} // namespace dart