+/*
+ * This file is part of the GROMACS molecular simulation package.
+ *
+ * Copyright (c) 2015, by the GROMACS development team, led by
+ * Mark Abraham, David van der Spoel, Berk Hess, and Erik Lindahl,
+ * and including many others, as listed in the AUTHORS file in the
+ * top-level source directory and at http://www.gromacs.org.
+ *
+ * GROMACS is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public License
+ * as published by the Free Software Foundation; either version 2.1
+ * of the License, or (at your option) any later version.
+ *
+ * GROMACS is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with GROMACS; if not, see
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+ */
+/*! \internal \file
+ * \brief
+ * Tests for gmx::TextWriter.
+ *
+ * \author Teemu Murtola <teemu.murtola@gmail.com>
+ * \ingroup module_utility
+ */
+#include "gmxpre.h"
+
+#include "gromacs/utility/textwriter.h"
+
+#include <string>
+
+#include <gtest/gtest.h>
+
+#include "gromacs/utility/stringstream.h"
+#include "gromacs/utility/stringutil.h"
+
+#include "testutils/stringtest.h"
+
+namespace
+{
+
+class TextWriterTest : public gmx::test::StringTestBase
+{
+ public:
+ TextWriterTest() : writer_(&stream_)
+ {
+ }
+
+ void checkOutput()
+ {
+ checkText(stream_.toString(), "Output");
+ }
+
+ gmx::StringOutputStream stream_;
+ gmx::TextWriter writer_;
+};
+
+TEST_F(TextWriterTest, WritesLines)
+{
+ writer_.writeLine("Explicit newline\n");
+ writer_.writeLine("Implicit newline");
+ writer_.writeLine(std::string("Explicit newline\n"));
+ writer_.writeLine(std::string("Implicit newline"));
+ writer_.writeLine();
+ checkOutput();
+}
+
+TEST_F(TextWriterTest, WritesLinesInParts)
+{
+ writer_.writeString("Partial ");
+ writer_.writeString("spaced");
+ writer_.writeString(" line");
+ writer_.writeLine();
+ writer_.writeString(std::string("Partial "));
+ writer_.writeString(std::string("spaced"));
+ writer_.writeString(std::string(" line"));
+ writer_.writeLine();
+ checkOutput();
+}
+
+TEST_F(TextWriterTest, WritesWrappedLines)
+{
+ writer_.wrapperSettings().setIndent(2);
+ writer_.wrapperSettings().setLineLength(15);
+ writer_.writeLine("Wrapped and indented text");
+ writer_.writeLine(std::string("Wrapped and indented text"));
+ writer_.writeLine();
+ checkOutput();
+}
+
+TEST_F(TextWriterTest, WritesLinesInPartsWithWrapper)
+{
+ writer_.wrapperSettings().setLineLength(50);
+ writer_.writeString("Partial ");
+ writer_.writeString("spaced");
+ writer_.writeString(" line");
+ writer_.writeLine();
+ writer_.writeString(std::string("Partial "));
+ writer_.writeString(std::string("spaced"));
+ writer_.writeString(std::string(" line"));
+ writer_.writeLine();
+ checkOutput();
+}
+
+} // namespace