feat(test): add test for EMail class

This commit is contained in:
Anthony Berg 2024-10-15 17:53:31 +02:00
parent cd68d30e6d
commit bc96cf0797
6 changed files with 242 additions and 1 deletions

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src/test/EMailTest.java Normal file
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import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Nested;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.*;
@DisplayName("EMail class functions tests")
class EMailTest {
@Nested
@DisplayName("Testing EMail `validate()` function")
class ValidateTest {
@Test
@DisplayName("Empty string")
void emptyString() {
assertFalse(EMail.validate(""));
}
@Test
@DisplayName("Valid email")
void validEmail() {
assertTrue(EMail.validate("test@test.com"));
assertTrue(EMail.validate("test123@test.com"));
assertTrue(EMail.validate("123@123.com"));
assertTrue(EMail.validate("abc123abc123@abc123abc123.com"));
assertTrue(EMail.validate("123@test.no"));
}
@Test
@DisplayName("Invalid email")
void invalidEmail() {
assertFalse(EMail.validate("@test.com"));
assertFalse(EMail.validate("test@.com"));
assertFalse(EMail.validate("@test.com"));
assertFalse(EMail.validate("test.com"));
assertFalse(EMail.validate("test@test."));
assertFalse(EMail.validate("test@test"));
assertFalse(EMail.validate("test@testing@test.com"));
}
@Test
@DisplayName("Email alias with +")
void aliasPlus() {
assertTrue(EMail.validate("test+alias@test.com"));
assertTrue(EMail.validate("test+123@test.com"));
assertTrue(EMail.validate("test+alias123@test.com"));
}
@Test
@DisplayName("Email alias with .")
void aliasDot() {
assertTrue(EMail.validate("te.st@test.com"));
assertTrue(EMail.validate("t.e.s.t@test.com"));
}
}
@Nested
@DisplayName("Testing EMail `getDomain()` function")
class GetDomainTest {
@Test
@DisplayName("Throws with empty string")
void emptyString() {
assertThrowsExactly(IllegalArgumentException.class, () -> EMail.getDomain(""));
}
@Test
@DisplayName("Throws with invalid emails")
void invalidEmail() {
assertThrowsExactly(IllegalArgumentException.class, () -> EMail.getDomain("@test.com"));
assertThrowsExactly(IllegalArgumentException.class, () -> EMail.getDomain("test@.com"));
assertThrowsExactly(IllegalArgumentException.class, () -> EMail.getDomain("@test.com"));
assertThrowsExactly(IllegalArgumentException.class, () -> EMail.getDomain("test.com"));
assertThrowsExactly(IllegalArgumentException.class, () -> EMail.getDomain("test@test."));
assertThrowsExactly(IllegalArgumentException.class, () -> EMail.getDomain("test@test"));
assertThrowsExactly(IllegalArgumentException.class, () -> EMail.getDomain("test@testing@test.com"));
}
@Test
@DisplayName("Check the domain is correct for each email address")
void validEmail() {
assertEquals("test.com", EMail.getDomain("test@test.com"));
assertEquals("test.com", EMail.getDomain("test123@test.com"));
assertEquals("123.com", EMail.getDomain("123@123.com"));
assertEquals("abc123abc123.com", EMail.getDomain("abc123abc123@abc123abc123.com"));
assertEquals("gmail.com", EMail.getDomain("test@gmail.com"));
}
@Test
@DisplayName("Check the domains will not be affected by aliases")
void aliasEmail() {
assertEquals("test.com", EMail.getDomain("test+alias@test.com"));
assertEquals("test.com", EMail.getDomain("test+123@test.com"));
assertEquals("test.com", EMail.getDomain("test+alias123@test.com"));
assertEquals("test.com", EMail.getDomain("te.st@test.com"));
assertEquals("test.com", EMail.getDomain("t.e.s.t@test.com"));
}
}
}