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Tests: Add test for String::roman_number_from()

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Tobias Christiansen 2021-07-04 20:33:58 +02:00 • committed by Andreas Kling
parent 36a420a6a6
commit f35c25a7eb
1 changed files with 21 additions and 0 deletions
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21
Tests/AK/TestString.cpp
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@ -282,3 +282,24 @@ TEST_CASE(find_with_empty_needle)
EXPECT_EQ(string.find(""sv), 0u);
EXPECT_EQ(string.find_all(""sv), (Vector<size_t> { 0u, 1u, 2u, 3u }));
}
TEST_CASE(roman_numerals)
{
auto zero = String::roman_number_from(0);
EXPECT_EQ(zero, "");
auto one = String::roman_number_from(1);
EXPECT_EQ(one, "I");
auto nine = String::roman_number_from(9);
EXPECT_EQ(nine, "IX");
auto fourty_eight = String::roman_number_from(48);
EXPECT_EQ(fourty_eight, "XLVIII");
auto one_thousand_nine_hundred_ninety_eight = String::roman_number_from(1998);
EXPECT_EQ(one_thousand_nine_hundred_ninety_eight, "MCMXCVIII");
auto four_thousand = String::roman_number_from(4000);
EXPECT_EQ(four_thousand, "4000");
}