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54 lines (47 loc) · 1.83 KB
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import static io.github.multiform_validator.identity.CreditCardValidator.identifyFlagCard;
import static io.github.multiform_validator.identity.CreditCardValidator.isCreditCardValid;
import static org.junit.jupiter.api.Assertions.*;
import java.util.HashMap;
import java.util.Map;
import java.util.Optional;
import org.junit.jupiter.api.Test;
class CreditCardValidatorTest {
@Test
void testIsCreditCardValid() {
assertTrue(isCreditCardValid("4111111111111111"));
assertTrue(isCreditCardValid("5500000000000004"));
assertFalse(isCreditCardValid("1234567890123456"));
assertFalse(isCreditCardValid("12345678901234567890"));
assertThrows(IllegalArgumentException.class, () -> isCreditCardValid(null));
assertThrows(IllegalArgumentException.class, () -> isCreditCardValid(""));
}
@Test
void testIdentifyFlagCard() {
HashMap<String, String> cards = new HashMap<>();
cards.put("4111111111111111", "Visa");
cards.put("5555555555554444", "Mastercard");
cards.put("378282246310005", "American Express");
cards.put("6011111111111117", "Discover");
cards.put("3530111333300000", "JCB");
cards.put("30569309025904", "Diners Club");
cards.put("6304000000000000", "Maestro");
cards.put("6200000000000005", "UnionPay");
cards.put("6370950000000005", "Elo");
cards.put("3841000000000000", "Hipercard");
cards.put("1234567890123456", null);
cards.put("", null);
cards.put(null, null);
for (Map.Entry<String, String> entry : cards.entrySet()) {
Optional<String> card = identifyFlagCard(entry.getKey());
if (entry.getKey() == null || entry.getValue() == null) {
assertFalse(card.isPresent());
continue;
}
if (card.isPresent()) {
assertEquals(entry.getValue(), card.get());
} else {
fail("Card is not present");
}
}
}
}