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// ==========================================================================
// SeqAn - The Library for Sequence Analysis
// ==========================================================================
// Copyright (c) 2006-2013, Knut Reinert, FU Berlin
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// * Neither the name of Knut Reinert or the FU Berlin nor the names of
// its contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL KNUT REINERT OR THE FU BERLIN BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
// OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
// DAMAGE.
//
// ==========================================================================
// Author: Manuel Holtgrewe <manuel.holtgrewe@fu-berlin.de
// ==========================================================================
// Various tests for modifier.
// ==========================================================================
// TODO(holtgrew): We need more systematic testing of modified string and iterator.
#ifndef SEQAN_CORE_TESTS_MODIFIER_TEST_MODIFIER_STRING_H_
#define SEQAN_CORE_TESTS_MODIFIER_TEST_MODIFIER_STRING_H_
#include <seqan/basic.h>
#include <seqan/modifier.h>
SEQAN_DEFINE_TEST(test_modifier_modified_string_metafunctions)
{
typedef seqan::Dna5String TString;
typedef seqan::ModifiedString<TString> TInnerModifiedString;
typedef seqan::ModifiedString<TInnerModifiedString> TOuterModifiedString;
SEQAN_ASSERT(+(seqan::IsSameType<typename seqan::Pointer_<TString>::Type, TString *>::VALUE));
SEQAN_ASSERT(+(seqan::IsSameType<typename seqan::Pointer_<TInnerModifiedString>::Type, TInnerModifiedString>::VALUE));
SEQAN_ASSERT(+(seqan::IsSameType<typename seqan::Pointer_<TOuterModifiedString>::Type, TOuterModifiedString>::VALUE));
}
SEQAN_DEFINE_TEST(test_modifier_modified_string_construct)
{
typedef seqan::Dna5String TString;
typedef seqan::ModifiedString<TString> TInnerModifiedString;
typedef seqan::ModifiedString<TString const> TInnerConstModifiedString;
typedef seqan::ModifiedString<TInnerModifiedString> TOuterModifiedString;
typedef seqan::ModifiedString<TInnerModifiedString const> TOuterConstModifiedString;
typedef seqan::ModifiedString<TInnerConstModifiedString> TOuterModifiedConstString;
typedef seqan::ModifiedString<TInnerConstModifiedString const> TOuterConstModifiedConstString;
// Default Construction with one level.
{
TInnerModifiedString modified;
}
// Construct with underlying string and one level.
{
TString original;
TInnerModifiedString inner(original);
TInnerConstModifiedString innerC(original);
TOuterModifiedString outer(original);
TOuterModifiedConstString outerC(original);
TOuterModifiedString outer2(inner);
TOuterModifiedConstString outer2C(innerC);
// TOuterModifiedString outer3(innerC); // should fail
}
// Construct with underlying string and two levels.
{
// standard way
TString original;
TInnerModifiedString inner(original);
TOuterModifiedString outer(inner);
TOuterConstModifiedString outer1(inner);
TOuterModifiedConstString outerC(original);
TOuterConstModifiedConstString outerCC(original);
}
// Construct with underlying string and two levels, direct construction.
{
TString original;
TOuterModifiedString outer((TInnerModifiedString(original)));
}
{
typedef seqan::ModifiedString<seqan::Infix<TString>::Type> TModifiedString;
TString original;
TModifiedString modified(original);
TModifiedString modified2(suffix(original, 0));
}
{
TString original;
typedef seqan::Infix<TString const>::Type TFragment;
TFragment frag = infix(original, 0, 0);
typedef seqan::ModifiedString<TFragment> TInnerModifiedString;
typedef seqan::ModifiedString<TInnerModifiedString> TOuterModifiedString;
TInnerModifiedString modified(frag);
TOuterModifiedString modified2(frag);
TOuterModifiedString modified3(suffix(frag, 0));
}
}
SEQAN_DEFINE_TEST(test_modifier_modified_string_assignment)
{
typedef seqan::Dna5String TString;
typedef seqan::ModifiedString<TString> TInnerModifiedString;
// Copy with one level.
{
TString original = "CGAT";
TInnerModifiedString inner(original);
TInnerModifiedString inner2;
inner2 = inner;
}
// Copy with two levels.
{
TString original = "CGAT";
TInnerModifiedString inner(original);
TInnerModifiedString inner2;
inner2 = inner;
}
}
SEQAN_DEFINE_TEST(test_modifier_modified_string_length)
{
typedef seqan::Dna5String TString;
typedef seqan::ModifiedString<TString> TInnerModifiedString;
typedef seqan::ModifiedString<TInnerModifiedString> TOuterModifiedString;
// Default Construction with one level.
{
TInnerModifiedString modified;
}
// Construct with underlying string and one level.
{
TString original = "CGAT";
TInnerModifiedString inner(original);
SEQAN_ASSERT_EQ(length(original), 4u);
SEQAN_ASSERT_EQ(length(inner), 4u);
}
// Construct with underlying string and two levels.
{
TString original = "CGAT";
TInnerModifiedString inner(original);
TOuterModifiedString outer(inner);
SEQAN_ASSERT_EQ(length(original), 4u);
SEQAN_ASSERT_EQ(length(inner), 4u);
SEQAN_ASSERT_EQ(length(outer), 4u);
}
// Construct with underlying string and two levels, direct construction.
{
TString original = "CGAT";
TOuterModifiedString outer((TInnerModifiedString(original)));
SEQAN_ASSERT_EQ(length(original), 4u);
SEQAN_ASSERT_EQ(length(host(outer)), 4u);
SEQAN_ASSERT_EQ(length(outer), 4u);
}
}
// Construct modified string cascade from innermost host.
SEQAN_DEFINE_TEST(test_modifier_modified_string_cascade)
{
// Host is a string.
{
typedef seqan::Dna5String TString;
typedef seqan::ModifiedString<TString> TInnerModifiedString;
typedef seqan::ModifiedString<TInnerModifiedString> TOuterModifiedString;
TString original = "CGAT";
TInnerModifiedString inner(original);
TOuterModifiedString outer(original);
}
// Host is a segment.
{
typedef seqan::Dna5String TString;
typedef typename seqan::Infix<TString>::Type TInfix;
typedef seqan::ModifiedString<TInfix> TInnerModifiedString;
typedef seqan::ModifiedString<TInnerModifiedString> TOuterModifiedString;
TString original = "CGAT";
TInfix origInfix = infix(original, 1, 3);
TInnerModifiedString inner(origInfix);
TOuterModifiedString outer(origInfix);
}
}
SEQAN_DEFINE_TEST(test_modifier_modified_iterator_construct)
{
using namespace seqan;
typedef Dna5String TString;
typedef Iterator<TString, Standard>::Type TIterator;
typedef Iterator<TString, Rooted>::Type TRootedIterator;
typedef ModifiedIterator<TIterator> TModifiedIterator;
typedef ModifiedIterator<TRootedIterator> TModifiedRootedIterator;
// Default construction.
{
TModifiedIterator itM;
}
// Construction from host iterator.
{
TString seq = "CGAT";
TIterator it = begin(seq);
TModifiedIterator itM(it);
}
{
TString seq = "CGAT";
TModifiedIterator it(begin(seq, Standard()));
TModifiedIterator it2(begin(seq, Rooted()));
TModifiedRootedIterator itR(begin(seq, Rooted()));
TModifiedIterator it3(itR);
}
{
TModifiedIterator it;
TModifiedIterator it2(it);
ignoreUnusedVariableWarning(it2);
}
}
struct LowerFunctor : std::unary_function<char, char>
{
char operator()(char c) const
{
return tolower(c);
}
};
struct CaesarFunctor : std::unary_function<char, char>
{
char operator()(char c) const
{
int x = c;
x += 3;
return x % 256;
}
};
SEQAN_DEFINE_TEST(test_modifier_modified_string_mod_view)
{
typedef seqan::CharString TString;
typedef seqan::ModView<LowerFunctor> TModViewLower;
typedef seqan::ModifiedString<TString, TModViewLower> TInnerModifiedString;
typedef seqan::ModView<CaesarFunctor> TModViewCaesar;
typedef seqan::ModifiedString<TInnerModifiedString, TModViewCaesar> TOuterModifiedString;
// One level only.
{
TString original = "CGAT";
TInnerModifiedString modified(original);
SEQAN_ASSERT_EQ(modified, "cgat");
}
// Two levels.
{
TString original = "CGAT";
TInnerModifiedString modified(original);
TOuterModifiedString outer(modified);
SEQAN_ASSERT_EQ(outer, "fjdw");
}
// Two levels directly constructed with original.
{
TString original = "CGAT";
TOuterModifiedString outer(original);
SEQAN_ASSERT_EQ(outer, "fjdw");
}
}
SEQAN_DEFINE_TEST(test_modifier_modified_string_mod_view_segment)
{
typedef seqan::CharString TString;
typedef seqan::Infix<TString>::Type TInfix;
typedef seqan::ModView<LowerFunctor> TModViewLower;
typedef seqan::ModifiedString<TInfix, TModViewLower> TInnerModifiedString;
typedef seqan::ModView<CaesarFunctor> TModViewCaesar;
typedef seqan::ModifiedString<TInnerModifiedString, TModViewCaesar> TOuterModifiedString;
// One level only.
{
TString original = "CGAT";
TInfix origInfix = infix(original, 1, 3);
TInnerModifiedString modified(origInfix);
SEQAN_ASSERT_EQ(modified, "ga");
}
// Two levels.
{
TString original = "CGAT";
TInfix origInfix = infix(original, 1, 3);
TInnerModifiedString modified(origInfix);
TOuterModifiedString outer(modified);
SEQAN_ASSERT_EQ(outer, "jd");
}
// Two levels directly constructed with original.
{
TString original = "CGAT";
TInfix origInfix = infix(original, 1, 3);
TOuterModifiedString outer(origInfix);
SEQAN_ASSERT_EQ(outer, "jd");
}
}
SEQAN_DEFINE_TEST(test_modifier_modified_string_reverse_segment)
{
// Inner is lower, outer is reverse.
{
typedef seqan::CharString TString;
typedef seqan::Infix<TString>::Type TInfix;
typedef seqan::ModView<LowerFunctor> TModViewLower;
typedef seqan::ModifiedString<TInfix, TModViewLower> TInnerModifiedString;
typedef seqan::ModifiedString<TInnerModifiedString, seqan::ModReverse> TOuterModifiedString;
TString original = "CGAT";
TInfix origInfix = infix(original, 1, 3);
TOuterModifiedString outer(origInfix);
SEQAN_ASSERT_EQ(outer, "ag");
}
// Inner is reverse, outer is lower.
{
typedef seqan::CharString TString;
typedef seqan::Infix<TString>::Type TInfix;
typedef seqan::ModifiedString<TInfix, seqan::ModReverse> TInnerModifiedString;
typedef seqan::ModView<LowerFunctor> TModViewLower;
typedef seqan::ModifiedString<TInnerModifiedString, TModViewLower> TOuterModifiedString;
TString original = "CGAT";
TInfix origInfix = infix(original, 1, 3);
TOuterModifiedString outer(origInfix);
SEQAN_ASSERT_EQ(outer, "ag");
}
}
SEQAN_DEFINE_TEST(test_modifier_minimal)
{
typedef seqan::CharString TString;
typedef seqan::ModifiedString<TString, seqan::ModReverse> TInnerModifiedString;
TString original = "The QUICK brown fox.";
TInnerModifiedString inner(original);
// static_cast<typename seqan::Parameter_<TString>::Type *>(seqan::Nothing()); // #=> non-const reference
// static_cast<typename TInnerModifiedString::THostPointer_ *>(seqan::Nothing()); // #=> const pointer
// static_cast<typename seqan::Pointer_<TString>::Type *>(seqan::Nothing());
}
#endif // #ifndef SEQAN_CORE_TESTS_MODIFIER_TEST_MODIFIER_STRING_H_
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