Added support for Stream (issue #300)

test/StdStream_Tests.cpp

@@ -0,0 +1,78 @@
+// Copyright Benoit Blanchon 2014-2016
+// MIT License
+//
+// Arduino JSON library
+// https://github.com/bblanchon/ArduinoJson
+// If you like this project, please add a star!
+
+#include <ArduinoJson.h>
+#include <gtest/gtest.h>
+#include <sstream>
+
+TEST(StdStream_Tests, JsonVariantFalse) {
+  std::ostringstream os;
+  JsonVariant variant = false;
+  os << variant;
+  ASSERT_EQ("false", os.str());
+}
+
+TEST(StdStream_Tests, JsonVariantString) {
+  std::ostringstream os;
+  JsonVariant variant = "coucou";
+  os << variant;
+  ASSERT_EQ("\"coucou\"", os.str());
+}
+
+TEST(StdStream_Tests, JsonObject) {
+  std::ostringstream os;
+  DynamicJsonBuffer jsonBuffer;
+  JsonObject& object = jsonBuffer.createObject();
+  object["key"] = "value";
+  os << object;
+  ASSERT_EQ("{\"key\":\"value\"}", os.str());
+}
+
+TEST(StdStream_Tests, JsonObjectSubscript) {
+  std::ostringstream os;
+  DynamicJsonBuffer jsonBuffer;
+  JsonObject& object = jsonBuffer.createObject();
+  object["key"] = "value";
+  os << object["key"];
+  ASSERT_EQ("\"value\"", os.str());
+}
+
+TEST(StdStream_Tests, JsonArray) {
+  std::ostringstream os;
+  DynamicJsonBuffer jsonBuffer;
+  JsonArray& array = jsonBuffer.createArray();
+  array.add("value");
+  os << array;
+  ASSERT_EQ("[\"value\"]", os.str());
+}
+
+TEST(StdStream_Tests, JsonArraySubscript) {
+  std::ostringstream os;
+  DynamicJsonBuffer jsonBuffer;
+  JsonArray& array = jsonBuffer.createArray();
+  array.add("value");
+  os << array[0];
+  ASSERT_EQ("\"value\"", os.str());
+}
+
+TEST(StdStream_Tests, ParseArray) {
+  std::istringstream json("[42]");
+  DynamicJsonBuffer jsonBuffer;
+  JsonArray& arr = jsonBuffer.parseArray(json);
+  ASSERT_TRUE(arr.success());
+  ASSERT_EQ(1, arr.size());
+  ASSERT_EQ(42, arr[0]);
+}
+
+TEST(StdStream_Tests, ParseObject) {
+  std::istringstream json("{hello:world}");
+  DynamicJsonBuffer jsonBuffer;
+  JsonObject& obj = jsonBuffer.parseObject(json);
+  ASSERT_TRUE(obj.success());
+  ASSERT_EQ(1, obj.size());
+  ASSERT_STREQ("world", obj["hello"]);
+}