Java tutorial
/** * Copyright (C) 2011 JTalks.org Team * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ package org.jtalks.common.web.validation; import org.springframework.mock.web.MockMultipartFile; import org.springframework.web.multipart.MultipartFile; import org.testng.Assert; import org.testng.annotations.BeforeClass; import org.testng.annotations.Test; import javax.validation.ConstraintViolation; import javax.validation.Validation; import javax.validation.Validator; import javax.validation.ValidatorFactory; import java.util.Set; /** * @author Eugeny Batov */ public class ImageDimensionValidatorTest { /** * Class for testing constraint. */ public class TestObject { @ImageDimension(width = 4, height = 4) private MultipartFile avatar; public TestObject(MockMultipartFile avatar) { this.avatar = avatar; } } private static Validator validator; @BeforeClass public static void setUp() { ValidatorFactory factory = Validation.buildDefaultValidatorFactory(); validator = factory.getValidator(); } @Test public void testValidatorNormalDimension() { Set<ConstraintViolation<TestObject>> constraintViolations = validator.validate(new TestObject( new MockMultipartFile("test_avatar", "test_avatar", "image/png", normalAvatarByteArray))); Assert.assertEquals(constraintViolations.size(), 0, "Validation errors"); } @Test public void testValidatorLittleDimension() { Set<ConstraintViolation<TestObject>> constraintViolations = validator.validate(new TestObject( new MockMultipartFile("test_avatar", "test_avatar", "image/png", littleAvatarByteArray))); Assert.assertEquals(constraintViolations.size(), 1, "Validation without errors"); Assert.assertNotNull(constraintViolations.iterator().next().getMessage()); } @Test public void testValidatorBigDimension() { Set<ConstraintViolation<TestObject>> constraintViolations = validator.validate(new TestObject( new MockMultipartFile("test_avatar", "test_avatar", "image/png", bigAvatarByteArray))); Assert.assertEquals(constraintViolations.size(), 1, "Validation without errors"); Assert.assertNotNull(constraintViolations.iterator().next().getMessage()); } @Test public void testValidatorImageNull() { Set<ConstraintViolation<TestObject>> constraintViolations = validator.validate( new TestObject(new MockMultipartFile("test_avatar", "", "application/octet-stream", new byte[0]))); Assert.assertEquals(constraintViolations.size(), 0, "Validation errors"); } @Test public void testValidatorNotImage() { Set<ConstraintViolation<TestObject>> constraintViolations = validator .validate(new TestObject(new MockMultipartFile("test_avatar", "", "text/plain", new byte[1024]))); Assert.assertEquals(constraintViolations.size(), 1, "Validation without errors"); Assert.assertNotNull(constraintViolations.iterator().next().getMessage()); } @Test public void testValidatorImageIco() { Set<ConstraintViolation<TestObject>> constraintViolations = validator.validate( new TestObject(new MockMultipartFile("test_avatar", "", "image/ico", icoAvatarByteArray))); Assert.assertEquals(constraintViolations.size(), 1, "Validation without errors"); Assert.assertNotNull(constraintViolations.iterator().next().getMessage()); } private byte[] normalAvatarByteArray = new byte[] { -119, 80, 78, 71, 13, 10, 26, 10, 0, 0, 0, 13, 73, 72, 68, 82, 0, 0, 0, 4, 0, 0, 0, 4, 1, 0, 0, 0, 0, -127, -118, -93, -45, 0, 0, 0, 9, 112, 72, 89, 115, 0, 0, 1, -118, 0, 0, 1, -118, 1, 51, -105, 48, 88, 0, 0, 0, 32, 99, 72, 82, 77, 0, 0, 122, 37, 0, 0, -128, -125, 0, 0, -7, -1, 0, 0, -128, -23, 0, 0, 117, 48, 0, 0, -22, 96, 0, 0, 58, -104, 0, 0, 23, 111, -110, 95, -59, 70, 0, 0, 0, 22, 73, 68, 65, 84, 120, -38, 98, -40, -49, -60, -64, -92, -64, -60, 0, 0, 0, 0, -1, -1, 3, 0, 5, -71, 0, -26, -35, -7, 32, 96, 0, 0, 0, 0, 73, 69, 78, 68, -82, 66, 96, -126 }; private byte[] littleAvatarByteArray = new byte[] { -119, 80, 78, 71, 13, 10, 26, 10, 0, 0, 0, 13, 73, 72, 68, 82, 0, 0, 0, 3, 0, 0, 0, 3, 8, 0, 0, 0, 0, 115, 67, -22, 99, 0, 0, 0, 9, 112, 72, 89, 115, 0, 0, 1, -118, 0, 0, 1, -118, 1, 51, -105, 48, 88, 0, 0, 0, 32, 99, 72, 82, 77, 0, 0, 122, 37, 0, 0, -128, -125, 0, 0, -7, -1, 0, 0, -128, -23, 0, 0, 117, 48, 0, 0, -22, 96, 0, 0, 58, -104, 0, 0, 23, 111, -110, 95, -59, 70, 0, 0, 0, 27, 73, 68, 65, 84, 120, -38, 98, 100, -8, -49, -64, -16, -97, -31, 63, -61, -1, -1, 12, 0, 0, 0, 0, -1, -1, 3, 0, 26, -3, 4, -3, 23, 76, -83, 113, 0, 0, 0, 0, 73, 69, 78, 68, -82, 66, 96, -126 }; private byte[] bigAvatarByteArray = new byte[] { -119, 80, 78, 71, 13, 10, 26, 10, 0, 0, 0, 13, 73, 72, 68, 82, 0, 0, 0, 5, 0, 0, 0, 5, 8, 2, 0, 0, 0, 2, 13, -79, -78, 0, 0, 0, 9, 112, 72, 89, 115, 0, 0, 1, -118, 0, 0, 1, -118, 1, 51, -105, 48, 88, 0, 0, 0, 32, 99, 72, 82, 77, 0, 0, 122, 37, 0, 0, -128, -125, 0, 0, -7, -1, 0, 0, -128, -23, 0, 0, 117, 48, 0, 0, -22, 96, 0, 0, 58, -104, 0, 0, 23, 111, -110, 95, -59, 70, 0, 0, 0, 54, 73, 68, 65, 84, 120, -38, 76, -55, -79, 21, -128, 32, 0, -60, -48, 28, 14, 32, -52, -30, -2, -93, 121, -79, -112, -126, 116, -1, 37, 42, 71, 3, -72, -41, 4, -110, -88, -88, 42, 79, -37, 110, 3, 109, -81, 12, -33, -26, -1, 73, -88, 36, -33, 0, -62, -31, 36, 71, 49, 115, -89, 85, 0, 0, 0, 0, 73, 69, 78, 68, -82, 66, 96, -126 }; private byte[] icoAvatarByteArray = new byte[] { 0, 0, 1, 0, 1, 0, 16, 16, 0, 0, 1, 0, 24, 0, 104, 3, 0, 0, 22, 0, 0, 0, 40, 0, 0, 0, 16, 0, 0, 0, 32, 0, 0, 0, 1, 0, 24, 0, 0, 0, 0, 0, 0, 0, 0, 0, 96, 0, 0, 0, 96, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 114, 66, 41, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 114, 66, 41, -89, 99, 75, -89, 99, 75, -89, 99, 75, -89, 99, 75, -89, 99, 75, -89, 99, 75, -89, 99, 75, -89, 99, 75, -89, 99, 75, -89, 99, 75, -89, 99, 75, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 114, 66, 41, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 114, 66, 41, -89, 99, 75, -89, 99, 75, -89, 99, 75, -89, 99, 75, -89, 99, 75, -89, 99, 75, -89, 99, 75, -89, 99, 75, -89, 99, 75, -89, 99, 75, -89, 99, 75, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 114, 66, 41, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 114, 66, 41, -89, 99, 75, -89, 99, 75, -89, 99, 75, -89, 99, 75, -89, 99, 75, -89, 99, 75, -89, 99, 75, -89, 99, 75, -89, 99, 75, -89, 99, 75, -89, 99, 75, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 114, 66, 41, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -68, -69, -70, -111, -111, -111, -111, -111, -111, -111, -111, -111, -111, -111, -111, -111, -111, -111, -111, -111, -111, -111, -111, -111, -68, -69, -70, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -111, -111, -111, -29, -29, -29, -29, -29, -29, -29, -29, -29, -29, -29, -29, -29, -29, -29, -29, -29, -29, -29, -29, -29, -111, -111, -111, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -111, -111, -111, -29, -29, -29, -29, -29, -29, -29, -29, -29, 114, 66, 41, -29, -29, -29, -29, -29, -29, -29, -29, -29, -111, -111, -111, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -111, -111, -111, -20, -19, -19, -20, -19, -19, -20, -19, -19, 114, 66, 41, -20, -19, -19, -20, -19, -19, -20, -19, -19, -111, -111, -111, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -111, -111, -111, -5, -5, -6, -89, 99, 75, -89, 99, 75, -89, 99, 75, -89, 99, 75, -89, 99, 75, -5, -5, -6, -111, -111, -111, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -111, -111, -111, -5, -5, -6, -5, -5, -6, -5, -5, -6, 114, 66, 41, -5, -5, -6, -5, -5, -6, -5, -5, -6, -111, -111, -111, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -111, -111, -111, -4, -4, -4, -4, -4, -4, -4, -4, -4, 114, 66, 41, -4, -4, -4, -4, -4, -4, -4, -4, -4, -111, -111, -111, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -111, -111, -111, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -4, -111, -111, -111, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -68, -69, -70, -111, -111, -111, -111, -111, -111, -111, -111, -111, -111, -111, -111, -111, -111, -111, -111, -111, -111, -111, -111, -111, -68, -69, -70, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -9, -1, 0, 0, -16, 0, 0, 0, -9, -1, 0, 0, -16, 0, 0, 0, -9, -1, 0, 0, -16, 0, 0, 0, -9, -1, 0, 0, 0, 127, 0, 0, 0, 127, 0, 0, 0, 127, 0, 0, 0, 127, 0, 0, 0, 127, 0, 0, 0, 127, 0, 0, 0, 127, 0, 0, 0, 127, 0, 0, 0, 127, 0, 0, }; }