93 lines
2.3 KiB
C++
93 lines
2.3 KiB
C++
/* ----------------------------------------------------------------------
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LAMMPS - Large-scale Atomic/Molecular Massively Parallel Simulator
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http://lammps.sandia.gov, Sandia National Laboratories
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Steve Plimpton, sjplimp@sandia.gov
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Copyright (2003) Sandia Corporation. Under the terms of Contract
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DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government retains
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certain rights in this software. This software is distributed under
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the GNU General Public License.
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See the README file in the top-level LAMMPS directory.
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------------------------------------------------------------------------- */
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#include "lmptype.h"
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#include "my_page.h"
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#include "gmock/gmock.h"
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#include "gtest/gtest.h"
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using namespace LAMMPS_NS;
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TEST(MyPage, int) {
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MyPage<int> p;
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// default init. maxchunk=1, pagesize=1024
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int rv = p.init();
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ASSERT_EQ(rv,0);
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ASSERT_EQ(p.ndatum,0);
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ASSERT_EQ(p.nchunk,0);
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int *iptr = p.vget();
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// second call to vget() should give same pointer without vgot()
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ASSERT_EQ(iptr,p.vget());
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p.vgot(1);
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++iptr;
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ASSERT_EQ(0,p.status());
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ASSERT_EQ(p.ndatum,1);
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ASSERT_EQ(p.nchunk,1);
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ASSERT_EQ(iptr,p.vget());
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// use too large chunk size
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p.vgot(2);
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ASSERT_EQ(1,p.status());
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p.reset();
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ASSERT_EQ(p.ndatum,0);
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ASSERT_EQ(p.nchunk,0);
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iptr = p.vget();
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p.vgot(1);
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++iptr;
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ASSERT_EQ(iptr,p.get());
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++iptr;
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ASSERT_EQ(iptr,p.get(1));
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ASSERT_EQ(p.ndatum,3);
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ASSERT_EQ(p.nchunk,3);
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// restart with custom init. maxchunk=16, pagesize=256
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int rv = p.init(16,256);
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ASSERT_EQ(rv,0);
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ASSERT_EQ(p.ndatum,0);
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ASSERT_EQ(p.nchunk,0);
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int *iptr = p.vget();
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// second call to vget() should give same pointer without vgot()
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ASSERT_EQ(iptr,p.vget());
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p.vgot(16);
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iptr += 16;
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ASSERT_EQ(0,p.status());
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ASSERT_EQ(p.ndatum,16);
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ASSERT_EQ(p.nchunk,1);
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// use too large chunk size
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ASSERT_EQ(iptr,p.vget());
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p.vgot(32);
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ASSERT_EQ(1,p.status());
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p.reset();
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ASSERT_EQ(p.ndatum,0);
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ASSERT_EQ(p.nchunk,0);
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iptr = p.vget();
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p.vgot(16);
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iptr = p.vget();
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p.vgot(4);
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iptr += 4;
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ASSERT_EQ(iptr,p.get());
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++iptr;
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ASSERT_EQ(iptr,p.get(16));
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ASSERT_EQ(p.ndatum,37);
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ASSERT_EQ(p.nchunk,4);
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}
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