Added an integration test that uses prettyPrintTo()

test/IntegrationTests.cpp

@@ -11,27 +11,42 @@
 
 using namespace ArduinoJson;
 
-TEST(IntegrationTests, OpenWeatherMap) {
+class IntegrationTests : public testing::TestWithParam<const char*> {
+ protected:
+  virtual void SetUp() {
+    _input = GetParam();
+    strcpy(inputBuffer, _input);
+  }
+
+  const char* _input;
+  char inputBuffer[2048];
+  char outputBuffer[2048];
+  char intermediateBuffer[2048];
   StaticJsonBuffer<2048> json;
-  const char* input =
-      "{\"coord\":{\"lon\":-0.13,\"lat\":51.51},\"sys\":{\"type\":1,\"id\":"
-      "5093,\"message\":0.1177,\"country\":\"GB\",\"sunrise\":1414824893,"
-      "\"sunset\":1414859596},\"weather\":[{\"id\":802,\"main\":\"Clouds\","
-      "\"description\":\"scattered clouds\",\"icon\":\"03d\"}],\"base\":\"cmc "
-      "stations\",\"main\":{\"temp\":288.62,\"pressure\":1015,\"humidity\":87,"
-      "\"temp_min\":287.15,\"temp_max\":290.15},\"wind\":{\"speed\":4.6,"
-      "\"deg\":240},\"clouds\":{\"all\":40},\"dt\":1414825810,\"id\":2643743,"
-      "\"name\":\"London\",\"cod\":200}";
-
-  char inputBuffer[1024];
-
-  strcpy(inputBuffer, input);
-
-  JsonObject& o1 = json.parseObject(inputBuffer);
-
-  char outputBuffer[1024];
-
-  o1.printTo(outputBuffer, sizeof(outputBuffer));
-
-  ASSERT_STREQ(input, outputBuffer);
-}
+};
+
+TEST_P(IntegrationTests, ParseThenPrint) {
+  json.parseObject(inputBuffer).printTo(outputBuffer, sizeof(outputBuffer));
+  ASSERT_STREQ(_input, outputBuffer);
+}
+
+TEST_P(IntegrationTests, ParseThenPrettyPrintThenParseThenPrint) {
+  json.parseObject(inputBuffer)
+      .prettyPrintTo(intermediateBuffer, sizeof(intermediateBuffer));
+  json.parseObject(intermediateBuffer)
+      .printTo(outputBuffer, sizeof(outputBuffer));
+  ASSERT_STREQ(_input, outputBuffer);
+}
+
+INSTANTIATE_TEST_CASE_P(
+    OpenWeatherMap, IntegrationTests,
+    testing::Values(
+        "{\"coord\":{\"lon\":-0.13,\"lat\":51.51},\"sys\":{\"type\":1,\"id\":"
+        "5093,\"message\":0.1177,\"country\":\"GB\",\"sunrise\":1414824893,"
+        "\"sunset\":1414859596},\"weather\":[{\"id\":802,\"main\":\"Clouds\","
+        "\"description\":\"scattered "
+        "clouds\",\"icon\":\"03d\"}],\"base\":\"cmc "
+        "stations\",\"main\":{\"temp\":288.62,\"pressure\":1015,\"humidity\":"
+        "87,\"temp_min\":287.15,\"temp_max\":290.15},\"wind\":{\"speed\":4.6,"
+        "\"deg\":240},\"clouds\":{\"all\":40},\"dt\":1414825810,\"id\":2643743,"
+        "\"name\":\"London\",\"cod\":200}"));