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// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
#include "opentelemetry/sdk/common/circular_buffer_range.h"
#include <iterator>
#include <gtest/gtest.h>
using opentelemetry::sdk::common::CircularBufferRange;
TEST(CircularBufferRangeTest, ForEach)
{
int array1[] = {1, 2, 3, 4};
int array2[] = {5, 6, 7};
CircularBufferRange<int> range{array1, array2};
int x = 0;
range.ForEach([&](int y) {
EXPECT_EQ(++x, y);
return true;
});
EXPECT_EQ(x, 7);
}
TEST(CircularBufferRangeTest, ForEachWithExit)
{
int array1[] = {1, 2, 3, 4};
int array2[] = {5, 6, 7};
CircularBufferRange<int> range{array1, array2};
int x = 0;
range.ForEach([&](int y) {
EXPECT_EQ(++x, y);
return false;
});
EXPECT_EQ(x, 1);
x = 0;
range.ForEach([&](int y) {
EXPECT_EQ(++x, y);
return y != 5;
});
EXPECT_EQ(x, 5);
}
TEST(CircularBufferRangeTest, Conversion)
{
int array1[] = {1, 2, 3, 4};
int array2[] = {5, 6, 7};
CircularBufferRange<int> range{array1, array2};
CircularBufferRange<const int> range2{range};
int x = 0;
range2.ForEach([&](int y) {
EXPECT_EQ(++x, y);
return true;
});
EXPECT_EQ(x, 7);
}
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