321 lines
12 KiB
C++
321 lines
12 KiB
C++
//
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// VMime library (http://www.vmime.org)
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// Copyright (C) 2002-2013 Vincent Richard <vincent@vmime.org>
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 3 of
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// the License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License along
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// with this program; if not, write to the Free Software Foundation, Inc.,
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// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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//
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// Linking this library statically or dynamically with other modules is making
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// a combined work based on this library. Thus, the terms and conditions of
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// the GNU General Public License cover the whole combination.
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//
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#include "tests/testUtils.hpp"
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#include "vmime/utility/filteredStream.hpp"
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#include "vmime/utility/stringUtils.hpp"
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VMIME_TEST_SUITE_BEGIN(filteredStreamTest)
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VMIME_TEST_LIST_BEGIN
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VMIME_TEST(testDotFilteredInputStream)
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VMIME_TEST(testDotFilteredOutputStream)
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VMIME_TEST(testCRLFToLFFilteredOutputStream)
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VMIME_TEST(testStopSequenceFilteredInputStream1)
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VMIME_TEST(testStopSequenceFilteredInputStreamN_2)
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VMIME_TEST(testStopSequenceFilteredInputStreamN_3)
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VMIME_TEST(testLFToCRLFFilteredOutputStream_Global)
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VMIME_TEST(testLFToCRLFFilteredOutputStream_Edge)
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VMIME_TEST_LIST_END
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class chunkInputStream : public vmime::utility::inputStream
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{
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private:
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std::vector <std::string> m_chunks;
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size_t m_index;
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public:
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chunkInputStream() : m_index(0) { }
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void addChunk(const std::string& chunk) { m_chunks.push_back(chunk); }
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bool eof() const { return (m_index >= m_chunks.size()); }
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void reset() { m_index = 0; }
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vmime::size_t read(vmime::byte_t* const data, const vmime::size_t /* count */)
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{
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if (eof())
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return 0;
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const std::string chunk = m_chunks[m_index];
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// Warning: 'count' should be larger than chunk length.
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// This is OK for our tests.
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std::copy(chunk.begin(), chunk.end(), data);
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++m_index;
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return chunk.length();
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}
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vmime::size_t skip(const vmime::size_t /* count */)
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{
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// Not supported
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return 0;
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}
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};
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const std::string readWhole(vmime::utility::inputStream& is)
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{
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vmime::byte_t buffer[256];
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std::string whole;
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while (!is.eof())
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{
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const vmime::size_t read = is.read(buffer, sizeof(buffer));
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whole += vmime::utility::stringUtils::makeStringFromBytes(buffer, read);
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}
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return (whole);
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}
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// dotFilteredInputStream
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void testDotFilteredInputStreamHelper
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(const std::string& number, const std::string& expected,
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const std::string& c1, const std::string& c2 = "",
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const std::string& c3 = "", const std::string& c4 = "")
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{
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chunkInputStream cis;
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cis.addChunk(c1);
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if (!c2.empty()) cis.addChunk(c2);
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if (!c3.empty()) cis.addChunk(c3);
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if (!c4.empty()) cis.addChunk(c4);
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vmime::utility::dotFilteredInputStream is(cis);
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std::ostringstream oss;
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vmime::utility::outputStreamAdapter os(oss);
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vmime::utility::bufferedStreamCopy(is, os);
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VASSERT_EQ(number, expected, oss.str());
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}
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void testDotFilteredInputStream()
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{
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testDotFilteredInputStreamHelper("1", "foo\n.bar", "foo\n..bar");
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testDotFilteredInputStreamHelper("2", "foo\n.bar", "foo\n", "..bar");
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testDotFilteredInputStreamHelper("3", "foo\n.bar", "foo\n.", ".bar");
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testDotFilteredInputStreamHelper("4", "foo\n.bar", "foo\n..", "bar");
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testDotFilteredInputStreamHelper("5", "foo\n.bar", "foo\n", ".", ".bar");
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testDotFilteredInputStreamHelper("6", "foo\n.bar", "foo\n", ".", ".", "bar");
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}
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// dotFilteredOutputStream
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// CRLFToLFFilteredOutputStream
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template <typename FILTER>
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void testFilteredOutputStreamHelper
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(const std::string& number, const std::string& expected,
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const std::string& c1, const std::string& c2 = "",
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const std::string& c3 = "", const std::string& c4 = "")
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{
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std::ostringstream oss;
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vmime::utility::outputStreamAdapter os(oss);
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FILTER fos(os);
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fos.write(c1.data(), c1.length());
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if (!c2.empty()) fos.write(c2.data(), c2.length());
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if (!c3.empty()) fos.write(c3.data(), c3.length());
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if (!c4.empty()) fos.write(c4.data(), c4.length());
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VASSERT_EQ(number, expected, oss.str());
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}
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void testDotFilteredOutputStream()
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{
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typedef vmime::utility::dotFilteredOutputStream FILTER;
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testFilteredOutputStreamHelper<FILTER>("1", "foo\n..bar", "foo\n.bar");
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testFilteredOutputStreamHelper<FILTER>("2", "foo\n..bar", "foo\n", ".bar");
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testFilteredOutputStreamHelper<FILTER>("3", "foo\n..bar", "foo", "\n.bar");
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testFilteredOutputStreamHelper<FILTER>("4", "foo\n..bar", "foo", "\n", ".bar");
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testFilteredOutputStreamHelper<FILTER>("5", "foo\n..bar", "foo", "\n", ".", "bar");
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testFilteredOutputStreamHelper<FILTER>("6", "..\nfoobar", ".\nfoobar");
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testFilteredOutputStreamHelper<FILTER>("7", "..\r\nfoobar", ".\r\nfoobar");
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testFilteredOutputStreamHelper<FILTER>("8", "..\r\nfoobar", ".\r", "\nfoobar");
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testFilteredOutputStreamHelper<FILTER>("9", ".foobar", ".foobar");
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testFilteredOutputStreamHelper<FILTER>("10", ".foobar", ".", "foobar");
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}
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void testCRLFToLFFilteredOutputStream()
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{
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typedef vmime::utility::CRLFToLFFilteredOutputStream FILTER;
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testFilteredOutputStreamHelper<FILTER>("1", "foo\nbar", "foo\r\nbar");
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testFilteredOutputStreamHelper<FILTER>("2", "foo\nbar", "foo\r\n", "bar");
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testFilteredOutputStreamHelper<FILTER>("3", "foo\nbar", "foo\r", "\nbar");
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testFilteredOutputStreamHelper<FILTER>("4", "foo\nbar", "foo", "\r\nbar");
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testFilteredOutputStreamHelper<FILTER>("5", "foo\nbar", "foo", "\r", "\nbar");
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testFilteredOutputStreamHelper<FILTER>("6", "foo\nbar", "foo", "\r", "\n", "bar");
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testFilteredOutputStreamHelper<FILTER>("7", "foo\nba\nr", "foo\r", "\nba\r\nr");
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}
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// stopSequenceFilteredInputStream
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template <int N>
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void testStopSequenceFISHelper
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(const std::string& number, const std::string& sequence,
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const std::string& expected, const std::string& c1,
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const std::string& c2 = "", const std::string& c3 = "",
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const std::string& c4 = "", const std::string& c5 = "")
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{
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chunkInputStream cis;
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cis.addChunk(c1);
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if (!c2.empty()) cis.addChunk(c2);
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if (!c3.empty()) cis.addChunk(c3);
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if (!c4.empty()) cis.addChunk(c4);
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if (!c5.empty()) cis.addChunk(c5);
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vmime::utility::stopSequenceFilteredInputStream <N> is(cis, sequence.data());
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VASSERT_EQ(number, expected, readWhole(is));
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}
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void testStopSequenceFilteredInputStream1()
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{
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testStopSequenceFISHelper <1>("1", "x", "foo", "fooxbar");
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testStopSequenceFISHelper <1>("2", "x", "foo", "foox", "bar");
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testStopSequenceFISHelper <1>("3", "x", "foo", "foo", "x", "bar");
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testStopSequenceFISHelper <1>("4", "x", "foo", "fo", "o", "x", "bar");
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testStopSequenceFISHelper <1>("5", "x", "foo", "fo", "o", "x", "b", "ar");
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testStopSequenceFISHelper <1>("6", "x", "foobar", "fo", "o", "b", "ar");
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testStopSequenceFISHelper <1>("7", "x", "foobar", "foo", "bar");
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testStopSequenceFISHelper <1>("8", "x", "foobar", "foo", "b", "ar");
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testStopSequenceFISHelper <1>("9", "x", "foobar", "foobar");
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testStopSequenceFISHelper <1>("10", "x", "foobar", "foobarx");
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testStopSequenceFISHelper <1>("11", "x", "", "");
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testStopSequenceFISHelper <1>("12", "x", "", "x");
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testStopSequenceFISHelper <1>("13", "x", "", "", "x");
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}
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void testStopSequenceFilteredInputStreamN_2()
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{
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testStopSequenceFISHelper <2>("1", "xy", "foo", "fooxybar");
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testStopSequenceFISHelper <2>("2", "xy", "foo", "foox", "ybar");
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testStopSequenceFISHelper <2>("3", "xy", "foo", "foox", "y", "bar");
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testStopSequenceFISHelper <2>("4", "xy", "foo", "foo", "x", "ybar");
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testStopSequenceFISHelper <2>("5", "xy", "foo", "foo", "xy", "bar");
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testStopSequenceFISHelper <2>("6", "xy", "foo", "foo", "x", "y", "bar");
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testStopSequenceFISHelper <2>("7", "xy", "fooxbar", "foox", "bar");
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testStopSequenceFISHelper <2>("8", "xy", "fooxbar", "foo", "xbar");
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testStopSequenceFISHelper <2>("9", "xy", "fooxbar", "foo", "x", "bar");
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testStopSequenceFISHelper <2>("10", "xy", "foobarx", "foo", "barx");
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testStopSequenceFISHelper <2>("11", "xy", "foobar", "foobarxy");
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testStopSequenceFISHelper <2>("12", "xy", "foobar", "foo", "barxy");
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testStopSequenceFISHelper <2>("13", "xy", "foobar", "foo", "bar", "xy");
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testStopSequenceFISHelper <2>("14", "xy", "", "");
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testStopSequenceFISHelper <2>("15", "xy", "x", "x");
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testStopSequenceFISHelper <2>("16", "xy", "", "xy");
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testStopSequenceFISHelper <2>("17", "xy", "", "x", "y");
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}
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void testStopSequenceFilteredInputStreamN_3()
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{
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testStopSequenceFISHelper <3>("1", "xyz", "foo", "fooxyzbar");
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testStopSequenceFISHelper <3>("2", "xyz", "foo", "foox", "yzbar");
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testStopSequenceFISHelper <3>("3", "xyz", "foo", "foox", "y", "zbar");
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testStopSequenceFISHelper <3>("4", "xyz", "foo", "foox", "yz", "bar");
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testStopSequenceFISHelper <3>("5", "xyz", "foo", "foo", "xyz", "bar");
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testStopSequenceFISHelper <3>("6", "xyz", "foo", "foo", "xy", "zbar");
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testStopSequenceFISHelper <3>("7", "xyz", "foo", "foo", "x", "y", "zbar");
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testStopSequenceFISHelper <3>("8", "xyz", "foo", "foo", "x", "y", "z", "bar");
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testStopSequenceFISHelper <3>("9", "xyz", "foo", "fooxy", "z", "bar");
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testStopSequenceFISHelper <3>("10", "xyz", "fooxybar", "foox", "y", "bar");
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testStopSequenceFISHelper <3>("11", "xyz", "fooxybar", "fooxy", "bar");
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testStopSequenceFISHelper <3>("12", "xyz", "fooxybar", "fo", "ox", "y", "bar");
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testStopSequenceFISHelper <3>("13", "xyz", "fooxybar", "fo", "o", "x", "y", "bar");
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testStopSequenceFISHelper <3>("14", "xyz", "fooxybar", "foo", "x", "ybar");
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testStopSequenceFISHelper <3>("15", "xyz", "fooxybar", "foo", "xybar");
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testStopSequenceFISHelper <3>("16", "xyz", "xfoxoxybxar", "xfoxo", "xybxar");
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testStopSequenceFISHelper <3>("17", "xyz", "xfoxoxybxarx", "xfoxo", "xybxarx");
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testStopSequenceFISHelper <3>("18", "xyz", "xfoxoxybxarxy", "xfoxo", "xybxarxy");
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testStopSequenceFISHelper <3>("19", "xyz", "", "");
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testStopSequenceFISHelper <3>("20", "xyz", "x", "x");
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testStopSequenceFISHelper <3>("21", "xyz", "xy", "xy");
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testStopSequenceFISHelper <3>("22", "xyz", "", "xyz");
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testStopSequenceFISHelper <3>("23", "xyz", "", "x", "yz");
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testStopSequenceFISHelper <3>("24", "xyz", "", "x", "y", "z");
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}
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// LFToCRLFFilteredOutputStream
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void testLFToCRLFFilteredOutputStream_Global()
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{
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typedef vmime::utility::LFToCRLFFilteredOutputStream FILTER;
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testFilteredOutputStreamHelper<FILTER>("1", "ABC\r\nDEF", "ABC\nDEF");
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testFilteredOutputStreamHelper<FILTER>("2", "ABC\r\nDEF", "ABC\rDEF");
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testFilteredOutputStreamHelper<FILTER>("3", "\r\n\r\nAB\r\n\r\nA\r\nB\r\n", "\n\nAB\n\nA\nB\n");
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testFilteredOutputStreamHelper<FILTER>("4", "ABCDE\r\nF", "ABCDE\nF");
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testFilteredOutputStreamHelper<FILTER>("5", "ABCDE\r\nF", "ABCDE\r\nF");
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testFilteredOutputStreamHelper<FILTER>("6", "\r\n\r\n\r\n", "\n\n\n");
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testFilteredOutputStreamHelper<FILTER>("7", "\r\n\r\n\r\n", "\r\r\n\n");
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testFilteredOutputStreamHelper<FILTER>("8", "\r\n\r\n\r\n\r\n", "\r\r\r\r");
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testFilteredOutputStreamHelper<FILTER>("9", "\r\n\r\n\r\n\r\n", "\n\n\n\n");
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testFilteredOutputStreamHelper<FILTER>("10", "\r\n\r\n\r\n", "\r\n\n\n");
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testFilteredOutputStreamHelper<FILTER>("11", "\r\n\r\n\r\n\r\n", "\n\n\n\r\n");
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}
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void testLFToCRLFFilteredOutputStream_Edge()
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{
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typedef vmime::utility::LFToCRLFFilteredOutputStream FILTER;
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testFilteredOutputStreamHelper<FILTER>("1", "\r\n\r\n", "\r", "\r");
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testFilteredOutputStreamHelper<FILTER>("2", "\r\n\r\n", "\r", "\n\r");
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testFilteredOutputStreamHelper<FILTER>("3", "ABC\r\n\r\n", "ABC\r", "\n\r");
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testFilteredOutputStreamHelper<FILTER>("4", "ABC\r\n\r\n\r\n", "ABC\r", "\n\r", "\n\n");
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testFilteredOutputStreamHelper<FILTER>("5", "\r\n\r\n", "\n", "\n");
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testFilteredOutputStreamHelper<FILTER>("6", "\r\n\r\n", "\r\n\r\n");
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testFilteredOutputStreamHelper<FILTER>("7", "\r\n\r\n", "\r\n\r", "\n");
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testFilteredOutputStreamHelper<FILTER>("8", "A\r\nB\r\nC\r\nD", "A\rB", "\nC\r\nD");
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testFilteredOutputStreamHelper<FILTER>("9", "\r\nA\r\nB\r\nC\r\nD", "\rA\r", "B\nC\r\nD");
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testFilteredOutputStreamHelper<FILTER>("10", "\r\nA\r\nB\r\nC\r\nD", "\nA\r", "B\nC\r\nD");
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testFilteredOutputStreamHelper<FILTER>("11", "\r\nA\r\nB\r\nC\r\nD\r\n", "\nA\rB", "\nC\r\nD\r");
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}
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VMIME_TEST_SUITE_END
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