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Commit eff9be9c authored by Keisuke Kuroyanagi's avatar Keisuke Kuroyanagi Committed by Android (Google) Code Review
Browse files

Merge "Implement IntArrayView.copyToBuffer()."

parents 22bf1711 a3b0eb16

native/jni/src/utils/int_array_view.h

+8 −1
Original line number Diff line number Diff line
@@ -17,8 +17,9 @@ 
#ifndef LATINIME_INT_ARRAY_VIEW_H

#define LATINIME_INT_ARRAY_VIEW_H



#include <array>

#include <cstdint>

#include <cstdlib>

#include <cstring>

#include <vector>



#include "defines.h"
@@ -103,6 +104,12 @@ class IntArrayView { 
        return IntArrayView(mPtr + n, mSize - n);

    }



    template <size_t N>

    void copyToArray(std::array<int, N> *const buffer, const size_t offset) const {

        ASSERT(mSize + offset <= N);

        memmove(buffer->data() + offset, mPtr, sizeof(int) * mSize);

    }



 private:

    DISALLOW_ASSIGNMENT_OPERATOR(IntArrayView);

native/jni/tests/utils/int_array_view_test.cpp

+22 −0
Original line number Diff line number Diff line
@@ -18,6 +18,7 @@ 


#include <gtest/gtest.h>



#include <array>

#include <vector>



namespace latinime {
@@ -89,5 +90,26 @@ TEST(IntArrayViewTest, TestSkip) { 
    }

}



TEST(IntArrayViewTest, TestCopyToArray) {

    // "{{" to suppress warning.

    std::array<int, 7> buffer = {{10, 20, 30, 40, 50, 60, 70}};

    const std::vector<int> intVector = {3, 2, 1, 0, -1, -2};

    IntArrayView intArrayView(intVector);

    intArrayView.limit(0).copyToArray(&buffer, 0);

    EXPECT_EQ(10, buffer[0]);

    EXPECT_EQ(20, buffer[1]);

    intArrayView.limit(1).copyToArray(&buffer, 0);

    EXPECT_EQ(intVector[0], buffer[0]);

    EXPECT_EQ(20, buffer[1]);

    intArrayView.limit(1).copyToArray(&buffer, 1);

    EXPECT_EQ(intVector[0], buffer[0]);

    EXPECT_EQ(intVector[0], buffer[1]);

    intArrayView.copyToArray(&buffer, 0);

    for (size_t i = 0; i < intArrayView.size(); ++i) {

        EXPECT_EQ(intVector[i], buffer[i]);

    }

    EXPECT_EQ(70, buffer[6]);

}



}  // namespace

}  // namespace latinime