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// Copyright (c) 2007, 2008 libmv authors.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
#include "libmv/image/tuple.h"
#include "testing/testing.h"
#include <algorithm>
using libmv::Tuple;
namespace {
TEST(Tuple, InitConstantValue) {
Tuple<int, 3> t(5);
EXPECT_EQ(t(0), 5);
EXPECT_EQ(t(0), 5);
EXPECT_EQ(t(0), 5);
}
TEST(Tuple, InitFromPointer) {
float vals[3] = {1.0f, 2.0f, 3.0f};
Tuple<float, 3> t(vals);
for (int i = 0; i < 3; i++)
EXPECT_EQ(t(i), vals[i]);
Tuple<int, 3> b(t);
EXPECT_EQ(b(0), int(vals[0]));
EXPECT_EQ(b(1), int(vals[1]));
EXPECT_EQ(b(2), int(vals[2]));
}
TEST(Tuple, Swap) {
unsigned char vala[3] = {1, 2, 3};
unsigned char valb[3] = {4, 5, 6};
Tuple<unsigned char, 3> a(vala);
Tuple<unsigned char, 3> b(valb);
std::swap(a, b);
EXPECT_EQ(a(0), int(valb[0]));
EXPECT_EQ(a(1), int(valb[1]));
EXPECT_EQ(a(2), int(valb[2]));
EXPECT_EQ(b(0), int(vala[0]));
EXPECT_EQ(b(1), int(vala[1]));
EXPECT_EQ(b(2), int(vala[2]));
}
TEST(Tuple, IsEqualOperator) {
Tuple<int, 3> a;
a(0) = 1;
a(1) = 2;
a(2) = 3;
Tuple<int, 3> b;
b(0) = 1;
b(1) = 2;
b(2) = 3;
EXPECT_TRUE(a == b);
EXPECT_FALSE(a != b);
b(1) = 5;
EXPECT_TRUE(a != b);
EXPECT_FALSE(a == b);
}
} // namespace
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