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2026-08-11 17:40:36 +03:00
#include "optional.hpp"
#include <gtest/gtest.h>
TEST(Optional, SafeDivide) {
EXPECT_DOUBLE_EQ(*cpp17::safe_divide(10, 2), 5.0);
EXPECT_FALSE(cpp17::safe_divide(1, 0).has_value());
}
TEST(Optional, FindUser) {
EXPECT_EQ(*cpp17::find_user({"Ada", "Grace"}, "Grace"), 1U);
}
TEST(Optional, FirstPositive) {
EXPECT_EQ(*cpp17::first_positive({-1, 0, 3, 4}), 3);
EXPECT_FALSE(cpp17::first_positive({-1, -2}).has_value());
}