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EmailValidatorTest.java
/* * Copyright 2015, The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.example.android.testing.unittesting.BasicSample; import org.junit.Test; import static org.junit.Assert.assertFalse; import static org.junit.Assert.assertTrue; /** * Unit tests for the EmailValidator logic. */ public class EmailValidatorTest { @Test public void emailValidator_CorrectEmailSimple_ReturnsTrue() { assertTrue(EmailValidator.isValidEmail("name@email.com")); } @Test public void emailValidator_CorrectEmailSubDomain_ReturnsTrue() { assertTrue(EmailValidator.isValidEmail("name@email.co.uk")); } @Test public void emailValidator_InvalidEmailNoTld_ReturnsFalse() { assertFalse(EmailValidator.isValidEmail("name@email")); } @Test public void emailValidator_InvalidEmailDoubleDot_ReturnsFalse() { assertFalse(EmailValidator.isValidEmail("name@email..com")); } @Test public void emailValidator_InvalidEmailNoUsername_ReturnsFalse() { assertFalse(EmailValidator.isValidEmail("@email.com")); } @Test public void emailValidator_EmptyString_ReturnsFalse() { assertFalse(EmailValidator.isValidEmail("")); } @Test public void emailValidator_NullEmail_ReturnsFalse() { assertFalse(EmailValidator.isValidEmail(null)); } }