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https://github.com/slsdetectorgroup/slsDetectorPackage.git
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44 lines
1.2 KiB
C++
44 lines
1.2 KiB
C++
// SPDX-License-Identifier: LGPL-3.0-or-other
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// Copyright (C) 2021 Contributors to the SLS Detector Package
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#include "catch.hpp"
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#include "sls/file_utils.h"
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#include <iostream>
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#include <stdio.h>
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#include <unistd.h>
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#include <vector>
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#include "tests/globals.h"
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namespace sls {
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TEST_CASE("Get size of empty file") {
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char fname[] = "temfile_XXXXXX";
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std::ifstream ifs(fname);
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auto size = getFileSize(ifs);
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REQUIRE(size <= 0); // -1 or zero
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}
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TEST_CASE("Get size of file with data") {
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constexpr size_t n_bytes = 137;
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std::vector<char> data(n_bytes);
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char fname[] = "temfile_XXXXXX";
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int const fh = mkstemp(fname);
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write(fh, data.data(), n_bytes);
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std::ifstream ifs(fname);
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auto size = getFileSize(ifs);
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REQUIRE(size == n_bytes);
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REQUIRE(ifs.tellg() == 0); // getting size resets pos!
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}
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TEST_CASE("Channel file reading") {
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std::string const fname =
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getAbsolutePathFromCurrentProcess(TEST_FILE_NAME_BAD_CHANNELS);
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std::vector<int> list;
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REQUIRE_NOTHROW(list = getChannelsFromFile(fname));
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std::vector<int> const expected = {0, 12, 15, 40, 41, 42, 43, 44, 1279};
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REQUIRE(list == expected);
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}
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} // namespace sls
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