// ==========================================================================
//                 SeqAn - The Library for Sequence Analysis
// ==========================================================================
// Copyright (c) 2006-2016, Knut Reinert, FU Berlin
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// ==========================================================================
// Author: Manuel Holtgrewe <manuel.holtgrewe@fu-berlin.de>
// ==========================================================================
// Test the header seeds_seed_diagonal.h containing the SeedDiagonal class.
// ==========================================================================

#include <seqan/basic.h>  // Includes testing infrastructure.
#include <seqan/stream.h>   // Required to print strings in tests.

#include <seqan/seeds.h>  // Include module under test.

// Test constructors of the SeedDiagonal class.  This also tests that
// all member variables are there.
SEQAN_DEFINE_TEST(test_seeds_seed_diagonal_constructors)
{
    using namespace seqan;

    typedef SeedDiagonal<int, int> TSeedDiagonal;

    // Default constructor.
    {
        TSeedDiagonal sd;
        SEQAN_ASSERT_EQ(0, sd.beginPositionH);
        SEQAN_ASSERT_EQ(0, sd.beginPositionV);
        SEQAN_ASSERT_EQ(0, sd.length);
    }
    // Only other constructor has all properties.
    {
        TSeedDiagonal sd(1, 2, 3);
        SEQAN_ASSERT_EQ(1, sd.beginPositionH);
        SEQAN_ASSERT_EQ(2, sd.beginPositionV);
        SEQAN_ASSERT_EQ(3, sd.length);
    }
}


// Test metafunctions of the SeedDiagonal class.
SEQAN_DEFINE_TEST(test_seeds_seed_diagonal_metafunctions)
{
    using namespace seqan;

    // Test the parametrization expected to be used most.
    {
        typedef SeedDiagonal<size_t, size_t> TSeedDiagonal;
        typedef Position<TSeedDiagonal>::Type TPosition;
        bool b1 = IsSameType<size_t, TPosition>::VALUE;
        SEQAN_ASSERT(b1);
        typedef Size<TSeedDiagonal>::Type TSize;
        bool b2 = IsSameType<size_t, TSize>::VALUE;
        SEQAN_ASSERT(b2);
    }
    // Test another parametrization.
    {
        typedef SeedDiagonal<double, int> TSeedDiagonal;
        typedef Position<TSeedDiagonal>::Type TPosition;
        bool b1 = IsSameType<double, TPosition>::VALUE;
        SEQAN_ASSERT(b1);
        typedef Size<TSeedDiagonal>::Type TSize;
        bool b2 = IsSameType<int, TSize>::VALUE;
        SEQAN_ASSERT(b2);
    }
}

SEQAN_BEGIN_TESTSUITE(test_seeds_seed_diagonal)
{
    // Tests for seed diagonals.
    SEQAN_CALL_TEST(test_seeds_seed_diagonal_constructors);
    SEQAN_CALL_TEST(test_seeds_seed_diagonal_metafunctions);
}
SEQAN_END_TESTSUITE
