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Add tests for dumps

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This commit is contained in:
Richard Berger
2020-08-11 12:55:39 -04:00
parent 175a6c26a7
commit e3a1fd7c02
2 changed files with 263 additions and 0 deletions
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10
unittest/formats/CMakeLists.txt
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@ -23,3 +23,13 @@ endif()
add_executable(test_file_operations test_file_operations.cpp)
target_link_libraries(test_file_operations PRIVATE lammps GTest::GMock GTest::GTest)
add_test(NAME FileOperations COMMAND test_file_operations WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
add_executable(test_dump test_dump.cpp)
target_link_libraries(test_dump PRIVATE lammps GTest::GMock GTest::GTest)
add_test(NAME Dump COMMAND test_dump WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
set_tests_properties(Dump PROPERTIES ENVIRONMENT "LAMMPS_POTENTIALS=${LAMMPS_POTENTIALS_DIR}")
if (BUILD_TOOLS)
set_tests_properties(Dump PROPERTIES ENVIRONMENT "BINARY2TXT_BINARY=$<TARGET_FILE:binary2txt>")
MESSAGE($<TARGET_FILE:binary2txt>)
endif()

253
unittest/formats/test_dump.cpp Normal file
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@ -0,0 +1,253 @@
/* ----------------------------------------------------------------------
LAMMPS - Large-scale Atomic/Molecular Massively Parallel Simulator
http://lammps.sandia.gov, Sandia National Laboratories
Steve Plimpton, sjplimp@sandia.gov
Copyright (2003) Sandia Corporation. Under the terms of Contract
DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government retains
certain rights in this software. This software is distributed under
the GNU General Public License.
See the README file in the top-level LAMMPS directory.
------------------------------------------------------------------------- */
#include "info.h"
#include "input.h"
#include "lammps.h"
#include "utils.h"
#include "gmock/gmock.h"
#include "gtest/gtest.h"
#include "fmt/format.h"
#include "potential_file_reader.h"
#include <cstring>
#include <mpi.h>
#include <iostream>
#include <fstream>
using namespace LAMMPS_NS;
// whether to print verbose output (i.e. not capturing LAMMPS screen output).
bool verbose = false;
char * BINARY2TXT_BINARY = nullptr;
static void delete_file(const std::string &filename)
{
remove(filename.c_str());
}
static size_t count_lines(const std::string &filename)
{
std::ifstream infile(filename);
std::string line;
size_t nlines = 0;
while (std::getline(infile, line))
++nlines;
return nlines;
}
static bool equal_lines(const std::string &fileA, const std::string &fileB)
{
std::ifstream afile(fileA);
std::ifstream bfile(fileB);
std::string lineA, lineB;
while (std::getline(afile, lineA)) {
if(!std::getline(bfile, lineB)) return false;
if(lineA != lineB) return false;
}
return true;
}
static bool file_exists(const std::string &filename) {
struct stat result;
return stat(filename.c_str(), &result) == 0;
}
#define ASSERT_FILE_EXISTS(NAME) ASSERT_TRUE(file_exists(NAME))
#define ASSERT_FILE_EQUAL(FILE_A, FILE_B) ASSERT_TRUE(equal_lines(FILE_A, FILE_B))
class LAMMPSTest : public ::testing::Test {
public:
void command(const std::string &line) {
lmp->input->one(line.c_str());
}
protected:
const char * testbinary = "LAMMPSTest";
LAMMPS *lmp;
void SetUp() override
{
const char *args[] = { testbinary, "-log", "none", "-echo", "screen", "-nocite"};
char **argv = (char **)args;
int argc = sizeof(args) / sizeof(char *);
if (!verbose) ::testing::internal::CaptureStdout();
lmp = new LAMMPS(argc, argv, MPI_COMM_WORLD);
InitSystem();
if (!verbose) ::testing::internal::GetCapturedStdout();
}
virtual void InitSystem() {
}
void TearDown() override
{
if (!verbose) ::testing::internal::CaptureStdout();
delete lmp;
if (!verbose) ::testing::internal::GetCapturedStdout();
}
};
class MeltTest : public LAMMPSTest {
protected:
virtual void InitSystem() override {
command("units lj");
command("atom_style atomic");
command("lattice fcc 0.8442");
command("region box block 0 2 0 2 0 2");
command("create_box 1 box");
command("create_atoms 1 box");
command("mass 1 1.0");
command("velocity all create 3.0 87287");
command("pair_style lj/cut 2.5");
command("pair_coeff 1 1 1.0 1.0 2.5");
command("neighbor 0.3 bin");
command("neigh_modify every 20 delay 0 check no");
}
};
class DumpAtomTest : public MeltTest {
};
TEST_F(DumpAtomTest, run0)
{
if (!verbose) ::testing::internal::CaptureStdout();
command("dump id all atom 1 dump_run0.melt");
command("run 0");
if (!verbose) ::testing::internal::GetCapturedStdout();
ASSERT_FILE_EXISTS("dump_run0.melt");
ASSERT_EQ(count_lines("dump_run0.melt"), 41);
delete_file("dump_run0.melt");
}
TEST_F(DumpAtomTest, binary_run0)
{
if(!BINARY2TXT_BINARY) GTEST_SKIP();
if (!verbose) ::testing::internal::CaptureStdout();
command("dump id0 all atom 1 dump_text_run0.melt");
command("dump id1 all atom 1 dump_binary_run0.melt.bin");
command("run 0");
if (!verbose) ::testing::internal::GetCapturedStdout();
ASSERT_FILE_EXISTS("dump_text_run0.melt");
ASSERT_FILE_EXISTS("dump_binary_run0.melt.bin");
std::string cmdline = fmt::format("{} dump_binary_run0.melt.bin", BINARY2TXT_BINARY);
system(cmdline.c_str());
ASSERT_FILE_EXISTS("dump_binary_run0.melt.bin.txt");
ASSERT_FILE_EQUAL("dump_text_run0.melt", "dump_binary_run0.melt.bin.txt");
delete_file("dump_text_run0.melt");
delete_file("dump_binary_run0.melt.bin");
delete_file("dump_binary_run0.melt.bin.txt");
}
TEST_F(DumpAtomTest, run1)
{
if (!verbose) ::testing::internal::CaptureStdout();
command("dump id all atom 1 dump_run1.melt");
command("run 1");
if (!verbose) ::testing::internal::GetCapturedStdout();
ASSERT_FILE_EXISTS("dump_run1.melt");
ASSERT_EQ(count_lines("dump_run1.melt"), 82);
delete_file("dump_run1.melt");
}
TEST_F(DumpAtomTest, run2)
{
if (!verbose) ::testing::internal::CaptureStdout();
command("dump id all atom 1 dump_run2.melt");
command("run 2");
if (!verbose) ::testing::internal::GetCapturedStdout();
ASSERT_FILE_EXISTS("dump_run2.melt");
ASSERT_EQ(count_lines("dump_run2.melt"), 123);
delete_file("dump_run2.melt");
}
TEST_F(DumpAtomTest, multi_file_run1)
{
if (!verbose) ::testing::internal::CaptureStdout();
command("dump id all atom 1 dump_run1_*.melt");
command("run 1");
if (!verbose) ::testing::internal::GetCapturedStdout();
ASSERT_FILE_EXISTS("dump_run1_0.melt");
ASSERT_FILE_EXISTS("dump_run1_1.melt");
ASSERT_EQ(count_lines("dump_run1_0.melt"), 41);
ASSERT_EQ(count_lines("dump_run1_1.melt"), 41);
delete_file("dump_run1_0.melt");
delete_file("dump_run1_1.melt");
}
TEST_F(DumpAtomTest, per_processor_file_run1)
{
if (!verbose) ::testing::internal::CaptureStdout();
command("dump id all atom 1 dump_run1_p%.melt");
command("run 1");
if (!verbose) ::testing::internal::GetCapturedStdout();
ASSERT_FILE_EXISTS("dump_run1_p0.melt");
ASSERT_EQ(count_lines("dump_run1_p0.melt"), 82);
delete_file("dump_run1_p0.melt");
}
TEST_F(DumpAtomTest, per_processor_multi_file_run1)
{
if (!verbose) ::testing::internal::CaptureStdout();
command("dump id all atom 1 dump_run1_p%_*.melt");
command("run 1");
if (!verbose) ::testing::internal::GetCapturedStdout();
ASSERT_FILE_EXISTS("dump_run1_p0_0.melt");
ASSERT_FILE_EXISTS("dump_run1_p0_1.melt");
ASSERT_EQ(count_lines("dump_run1_p0_0.melt"), 41);
ASSERT_EQ(count_lines("dump_run1_p0_1.melt"), 41);
delete_file("dump_run1_p0_0.melt");
delete_file("dump_run1_p0_1.melt");
}
int main(int argc, char **argv)
{
MPI_Init(&argc, &argv);
::testing::InitGoogleMock(&argc, argv);
// handle arguments passed via environment variable
if (const char *var = getenv("TEST_ARGS")) {
std::vector<std::string> env = utils::split_words(var);
for (auto arg : env) {
if (arg == "-v") {
verbose = true;
}
}
}
BINARY2TXT_BINARY = getenv("BINARY2TXT_BINARY");
if ((argc > 1) && (strcmp(argv[1], "-v") == 0)) verbose = true;
int rv = RUN_ALL_TESTS();
MPI_Finalize();
return rv;
}