cpp-cli/test/prompt_test.cxx

//
//  prompt_test.cxx
//  cli-test
//
//  Created by Sam Jaffe on 10/10/20.
//  Copyright © 2020 Sam Jaffe. All rights reserved.
//

#include "cli/prompt.h"

#include <gmock/gmock.h>
#include <gtest/gtest.h>

#if XCODE_UNIT_TEST
// This is a hack to allow XCode to properly display failures when running
// unit tests.
#undef EXPECT_THAT
#define EXPECT_THAT ASSERT_THAT
#undef EXPECT_TRUE
#define EXPECT_TRUE ASSERT_TRUE
#undef EXPECT_FALSE
#define EXPECT_FALSE ASSERT_FALSE
#endif

TEST(PromptTest, WillOutputEverythingInMessageWithNoSpaces) {
  std::stringstream out;
  auto msg = cli::make_message("Example", 1, true);
  msg->print(out);
  EXPECT_THAT(out.str(), "Example1true");
}

TEST(PromptTest, WillRepollIfBadDataProvided) {
  std::stringstream in{"cake\n1"};
  cli::prompt prompt;
  
  int i = prompt.read<int>(in);
  EXPECT_THAT(i, 1);
}

TEST(PromptTest, WillDiscardEntireLineOnFailedParse) {
  std::stringstream in{"cake 2\n1"};
  cli::prompt prompt;
  
  int i = prompt.read<int>(in);
  EXPECT_THAT(i, 1);
}