mirror of
https://git.rwth-aachen.de/acs/public/villas/node/
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75 lines
1.7 KiB
C++
75 lines
1.7 KiB
C++
/* Unit tests for config features.
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*
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* Author: Steffen Vogel <post@steffenvogel.de>
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* SPDX-FileCopyrightText: 2014-2023 Institute for Automation of Complex Power Systems, RWTH Aachen University
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <criterion/criterion.h>
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#include <cstdio>
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#include <cstdlib>
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#include <villas/config_class.hpp>
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#include <villas/utils.hpp>
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using namespace villas::node;
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// cppcheck-suppress syntaxError
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Test(config, env) {
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const char *cfg_f = "test = \"${MY_ENV_VAR}\"\n";
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std::FILE *f = std::tmpfile();
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std::fputs(cfg_f, f);
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std::rewind(f);
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auto c = Config();
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char env[] = "MY_ENV_VAR=mobydick";
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putenv(env);
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auto *r = c.load(f);
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cr_assert_not_null(r);
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auto *j = json_object_get(r, "test");
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cr_assert_not_null(j);
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cr_assert(json_is_string(j));
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cr_assert_str_eq("mobydick", json_string_value(j));
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}
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Test(config, include) {
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const char *cfg_f2 = "magic = 1234\n";
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char f2_fn_tpl[] = "/tmp/villas.unit-test.XXXXXX";
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int f2_fd = mkstemp(f2_fn_tpl);
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std::FILE *f2 = fdopen(f2_fd, "w");
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std::fputs(cfg_f2, f2);
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std::rewind(f2);
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auto cfg_f1 = fmt::format("subval = \"@include {}\"\n", f2_fn_tpl);
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std::FILE *f1 = std::tmpfile();
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std::fputs(cfg_f1.c_str(), f1);
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std::rewind(f1);
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auto env = fmt::format("INCLUDE_FILE={}", f2_fn_tpl).c_str();
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putenv((char *)env);
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auto c = Config();
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auto *r = c.load(f1);
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cr_assert_not_null(r);
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auto *j = json_object_get(r, "subval");
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cr_assert_not_null(j);
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auto *j2 = json_object_get(j, "magic");
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cr_assert_not_null(j2);
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cr_assert(json_is_integer(j2));
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cr_assert_eq(json_number_value(j2), 1234);
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std::fclose(f2);
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std::remove(f2_fn_tpl);
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}
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