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<?php
class UserIsValidEmailAddrTest extends PHPUnit_Framework_TestCase {
private function checkEmail( $addr, $expected = true, $msg = '') {
$this->assertEquals(
$expected,
User::isValidEmailAddr( $addr ),
$msg
);
}
private function valid( $addr, $msg = '' ) {
$this->checkEmail( $addr, true, $msg );
}
private function invalid( $addr, $msg = '' ) {
$this->checkEmail( $addr, false, $msg );
}
function testEmailWellKnownUserAtHostDotTldAreValid() {
$this->valid( 'user@example.com' );
$this->valid( 'user@example.museum' );
}
function testEmailWithUpperCaseCharactersAreValid() {
$this->valid( 'USER@example.com' );
$this->valid( 'user@EXAMPLE.COM' );
$this->valid( 'user@Example.com' );
$this->valid( 'USER@eXAMPLE.com' );
}
function testEmailWithAPlusInUserName() {
$this->valid( 'user+sub@example.com' );
$this->valid( 'user+@example.com' );
}
function testEmailWithWhiteSpacesBeforeOrAfterAreInvalids() {
$this->invalid( " user@host" );
$this->invalid( "user@host " );
$this->invalid( "\tuser@host" );
$this->invalid( "user@host\t" );
}
function testEmailWithWhiteSpacesAreInvalids() {
$this->invalid( "User user@host" );
$this->invalid( "first last@mycompany" );
$this->invalid( "firstlast@my company" );
}
function testEmailDomainCanNotBeginWithDot() {
$this->invalid( "user@." );
$this->invalid( "user@.localdomain" );
$this->invalid( "user@localdomain." );
$this->invalid( "user.@localdomain" );
$this->invalid( ".@localdomain" );
$this->invalid( ".@a............" );
}
function testEmailWithFunnyCharacters() {
$this->valid( "\$user!ex{this}@123.com" );
}
function testEmailTopLevelDomainCanBeNumerical() {
$this->valid( "user@example.1234" );
}
function testEmailWithoutAtSignIsInvalid() {
$this->invalid( 'useràexample.com' );
}
function testEmailWithOneCharacterDomainIsInvalid() {
$this->invalid( 'user@a' );
}
}
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