45 lines
1.1 KiB
C++
45 lines
1.1 KiB
C++
/*******************************************************************\
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Module: optional_utils unit tests
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Author: Diffblue Ltd.
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\*******************************************************************/
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#include <testing-utils/use_catch.h>
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#include <util/optional_utils.h>
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#include <map>
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#include <string>
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#include <unordered_map>
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namespace
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{
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template <typename map_like_collectiont>
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void do_optional_lookup_test(map_like_collectiont &map)
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{
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map.insert({"hello", "world"});
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map.insert({"pwd", "/home"});
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auto const hello_result = optional_lookup(map, "hello");
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REQUIRE(hello_result.has_value());
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REQUIRE(hello_result.value() == "world");
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auto const pwd_result = optional_lookup(map, "pwd");
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REQUIRE(pwd_result.has_value());
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REQUIRE(pwd_result.value() == "/home");
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REQUIRE_FALSE(optional_lookup(map, "does not exit").has_value());
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}
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} // namespace
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TEST_CASE("Using optional_lookup with std::map")
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{
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auto map = std::map<std::string, std::string>{};
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do_optional_lookup_test(map);
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}
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TEST_CASE("Using optional_lookup with std::unordered_map")
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{
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auto map = std::unordered_map<std::string, std::string>{};
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do_optional_lookup_test(map);
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}
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