now no longer a submodule. lib/ArduinoJson upstream version v5.6.4

lib/ArduinoJson/test/StaticJsonBuffer_CreateArray_Tests.cpp

@@ -0,0 +1,46 @@
+// 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 <gtest/gtest.h>
+#include <ArduinoJson.h>
+
+TEST(StaticJsonBuffer_CreateArray_Tests, GrowsWithArray) {
+  StaticJsonBuffer<JSON_ARRAY_SIZE(2)> json;
+
+  JsonArray &array = json.createArray();
+  ASSERT_EQ(JSON_ARRAY_SIZE(0), json.size());
+
+  array.add("hello");
+  ASSERT_EQ(JSON_ARRAY_SIZE(1), json.size());
+
+  array.add("world");
+  ASSERT_EQ(JSON_ARRAY_SIZE(2), json.size());
+}
+
+TEST(StaticJsonBuffer_CreateArray_Tests, SucceedWhenBigEnough) {
+  StaticJsonBuffer<JSON_ARRAY_SIZE(0)> json;
+
+  JsonArray &array = json.createArray();
+  ASSERT_TRUE(array.success());
+}
+
+TEST(StaticJsonBuffer_CreateArray_Tests, FailsWhenTooSmall) {
+  StaticJsonBuffer<JSON_ARRAY_SIZE(0) - 1> json;
+
+  JsonArray &array = json.createArray();
+  ASSERT_FALSE(array.success());
+}
+
+TEST(StaticJsonBuffer_CreateArray_Tests, ArrayDoesntGrowWhenFull) {
+  StaticJsonBuffer<JSON_ARRAY_SIZE(1)> json;
+
+  JsonArray &array = json.createArray();
+  array.add("hello");
+  array.add("world");
+
+  EXPECT_EQ(1, array.size());
+}