yaml-cpp/test/parser_test.cpp

#include "yaml-cpp/parser.h"
#include "mock_event_handler.h"
#include "gtest/gtest.h"

using YAML::Parser;
using YAML::MockEventHandler;
using ::testing::StrictMock;

TEST(ParserTest, Empty) {
    Parser parser;

    EXPECT_FALSE(parser);

    StrictMock<MockEventHandler> handler;
    parser.HandleNextDocument(handler);
    
    std::ostringstream oss;
    parser.PrintTokens(oss);

    EXPECT_EQ(oss.str(), "");
}