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FreeCAD / tests /src /Base /Stream.cpp
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// SPDX-License-Identifier: LGPL-2.1-or-later
#include <gtest/gtest.h>
#ifdef _MSC_VER
# pragma warning(disable : 4996)
#endif
#include "Base/Stream.h"
class TextOutputStreamTest: public ::testing::Test
{
protected:
void SetUp() override
{}
void TearDown() override
{}
};
TEST_F(TextOutputStreamTest, singleLineCharStar)
{
// Arrange
const std::string testString("Single line const char *");
std::ostringstream ss;
Base::TextOutputStream tos(ss);
// Act
tos << testString;
// Assert - the number of newlines in the string, a colon, the string, a newline
EXPECT_EQ(std::string("0:") + testString + "\n", ss.str());
}
TEST_F(TextOutputStreamTest, multiLineCharStar)
{
// Arrange
const std::string testString("Multi-line\nconst char *");
std::ostringstream ss;
Base::TextOutputStream tos(ss);
// Act
tos << testString; // Testing it with a string instead of a const char * -- failing right now
// Assert - the number of newlines in the string, a colon, the string, a newline
EXPECT_EQ(std::string("1:") + testString + "\n", ss.str());
}
TEST_F(TextOutputStreamTest, singleLineCharStarWithCarriageReturns)
{
// Arrange
const std::string testString("Single-line\rconst char *");
std::ostringstream ss;
Base::TextOutputStream tos(ss);
// Act
tos << testString;
// Assert - the number of newlines in the string, a colon, the string, a newline. Carriage
// returns are left alone because they aren't followed by a newline
EXPECT_EQ(std::string("0:") + testString + "\n", ss.str());
}
TEST_F(TextOutputStreamTest, multiLineCharStarWithCarriageReturnsAndNewlines)
{
// Arrange
const std::string testString("Multi-line\r\nconst char *");
const std::string testStringWithoutCR("Multi-line\nconst char *");
std::ostringstream ss;
Base::TextOutputStream tos(ss);
// Act
tos << testString;
// Assert - the number of newlines in the string, a colon, the string, a newline, but the string
// has been stripped of the carriage returns.
EXPECT_EQ(std::string("1:") + testStringWithoutCR + "\n", ss.str());
}
class TextStreamIntegrationTest: public ::testing::Test
{
protected:
void SetUp() override
{}
void TearDown() override
{}
};
TEST_F(TextStreamIntegrationTest, OutputThenInputSimpleMultiLine)
{
// Arrange
std::string multiLineString("One\nTwo\nThree");
// Act
std::ostringstream ssO;
Base::TextOutputStream tos(ssO);
tos << multiLineString;
std::istringstream ssI(ssO.str());
Base::TextInputStream tis(ssI);
std::string result;
tis >> result;
// Assert
EXPECT_EQ(multiLineString, result);
}
TEST_F(TextStreamIntegrationTest, OutputThenInputMultiLineWithCarriageReturns)
{
// Arrange
std::string multiLineString("One\r\nTwo\r\nThree");
std::string multiLineStringResult("One\nTwo\nThree");
// Act
std::ostringstream ssO;
Base::TextOutputStream tos(ssO);
tos << multiLineString;
std::istringstream ssI(ssO.str());
Base::TextInputStream tis(ssI);
std::string result;
tis >> result;
// Assert
EXPECT_EQ(multiLineStringResult, result);
}