| /** |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 org.apache.camel.util; |
| |
| import java.lang.reflect.Method; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.Collection; |
| import java.util.Date; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import junit.framework.TestCase; |
| import org.apache.camel.Exchange; |
| import org.apache.camel.Message; |
| import org.apache.camel.impl.DefaultMessage; |
| |
| /** |
| * @version |
| */ |
| public class ObjectHelperTest extends TestCase { |
| |
| public void testRemoveInitialCharacters() throws Exception { |
| assertEquals(ObjectHelper.removeStartingCharacters("foo", '/'), "foo"); |
| assertEquals(ObjectHelper.removeStartingCharacters("/foo", '/'), "foo"); |
| assertEquals(ObjectHelper.removeStartingCharacters("//foo", '/'), "foo"); |
| } |
| |
| public void testGetPropertyName() throws Exception { |
| Method method = getClass().getMethod("setCheese", String.class); |
| assertNotNull("should have found a method!", method); |
| |
| String name = ObjectHelper.getPropertyName(method); |
| assertEquals("Property name", "cheese", name); |
| } |
| |
| public void setCheese(String cheese) { |
| // used in the above unit test |
| } |
| |
| public void testContains() throws Exception { |
| String[] array = {"foo", "bar"}; |
| Collection<String> collection = Arrays.asList(array); |
| |
| assertTrue(ObjectHelper.contains(array, "foo")); |
| assertTrue(ObjectHelper.contains(collection, "foo")); |
| assertTrue(ObjectHelper.contains("foo", "foo")); |
| |
| assertFalse(ObjectHelper.contains(array, "xyz")); |
| assertFalse(ObjectHelper.contains(collection, "xyz")); |
| assertFalse(ObjectHelper.contains("foo", "xyz")); |
| } |
| |
| public void testEqual() { |
| assertTrue(ObjectHelper.equal(null, null)); |
| assertTrue(ObjectHelper.equal("", "")); |
| assertTrue(ObjectHelper.equal(" ", " ")); |
| assertTrue(ObjectHelper.equal("Hello", "Hello")); |
| assertTrue(ObjectHelper.equal(123, 123)); |
| assertTrue(ObjectHelper.equal(true, true)); |
| |
| assertFalse(ObjectHelper.equal(null, "")); |
| assertFalse(ObjectHelper.equal("", null)); |
| assertFalse(ObjectHelper.equal(" ", " ")); |
| assertFalse(ObjectHelper.equal("Hello", "World")); |
| assertFalse(ObjectHelper.equal(true, false)); |
| assertFalse(ObjectHelper.equal(new Object(), new Object())); |
| |
| byte[] a = new byte[] {40, 50, 60}; |
| byte[] b = new byte[] {40, 50, 60}; |
| assertTrue(ObjectHelper.equal(a, b)); |
| |
| a = new byte[] {40, 50, 60}; |
| b = new byte[] {40, 50, 60, 70}; |
| assertFalse(ObjectHelper.equal(a, b)); |
| } |
| |
| public void testEqualByteArray() { |
| assertTrue(ObjectHelper.equalByteArray("Hello".getBytes(), "Hello".getBytes())); |
| assertFalse(ObjectHelper.equalByteArray("Hello".getBytes(), "World".getBytes())); |
| |
| assertTrue(ObjectHelper.equalByteArray("Hello Thai Elephant \u0E08".getBytes(), "Hello Thai Elephant \u0E08".getBytes())); |
| assertTrue(ObjectHelper.equalByteArray(null, null)); |
| |
| byte[] empty = new byte[0]; |
| assertTrue(ObjectHelper.equalByteArray(empty, empty)); |
| |
| byte[] a = new byte[] {40, 50, 60}; |
| byte[] b = new byte[] {40, 50, 60}; |
| assertTrue(ObjectHelper.equalByteArray(a, b)); |
| |
| a = new byte[] {40, 50, 60}; |
| b = new byte[] {40, 50, 60, 70}; |
| assertFalse(ObjectHelper.equalByteArray(a, b)); |
| |
| a = new byte[] {40, 50, 60, 70}; |
| b = new byte[] {40, 50, 60}; |
| assertFalse(ObjectHelper.equalByteArray(a, b)); |
| |
| a = new byte[] {40, 50, 60}; |
| b = new byte[0]; |
| assertFalse(ObjectHelper.equalByteArray(a, b)); |
| |
| a = new byte[0]; |
| b = new byte[] {40, 50, 60}; |
| assertFalse(ObjectHelper.equalByteArray(a, b)); |
| |
| a = new byte[] {40, 50, 60}; |
| b = null; |
| assertFalse(ObjectHelper.equalByteArray(a, b)); |
| |
| a = null; |
| b = new byte[] {40, 50, 60}; |
| assertFalse(ObjectHelper.equalByteArray(a, b)); |
| |
| a = null; |
| b = null; |
| assertTrue(ObjectHelper.equalByteArray(a, b)); |
| } |
| |
| public void testCreateIterator() { |
| List<String> list = new ArrayList<String>(); |
| Iterator<String> iterator = list.iterator(); |
| assertSame("Should return the same iterator", iterator, ObjectHelper.createIterator(iterator)); |
| } |
| |
| public void testCreateIteratorWithStringAndCommaSeparator() { |
| String s = "a,b,c"; |
| Iterator<String> it = CastUtils.cast(ObjectHelper.createIterator(s, ",")); |
| assertEquals("a", it.next()); |
| assertEquals("b", it.next()); |
| assertEquals("c", it.next()); |
| } |
| |
| public void testCreateIteratorWithStringAndSemiColonSeparator() { |
| String s = "a;b;c"; |
| Iterator<String> it = CastUtils.cast(ObjectHelper.createIterator(s, ";")); |
| assertEquals("a", it.next()); |
| assertEquals("b", it.next()); |
| assertEquals("c", it.next()); |
| } |
| |
| public void testBefore() { |
| assertEquals("Hello ", ObjectHelper.before("Hello World", "World")); |
| assertEquals("Hello ", ObjectHelper.before("Hello World Again", "World")); |
| assertEquals(null, ObjectHelper.before("Hello Again", "Foo")); |
| } |
| |
| public void testAfter() { |
| assertEquals(" World", ObjectHelper.after("Hello World", "Hello")); |
| assertEquals(" World Again", ObjectHelper.after("Hello World Again", "Hello")); |
| assertEquals(null, ObjectHelper.after("Hello Again", "Foo")); |
| } |
| |
| public void testBetween() { |
| assertEquals("foo bar", ObjectHelper.between("Hello 'foo bar' how are you", "'", "'")); |
| assertEquals("foo bar", ObjectHelper.between("Hello ${foo bar} how are you", "${", "}")); |
| assertEquals(null, ObjectHelper.between("Hello ${foo bar} how are you", "'", "'")); |
| } |
| |
| public void testIsJavaIdentifier() { |
| assertEquals(true, ObjectHelper.isJavaIdentifier("foo")); |
| assertEquals(false, ObjectHelper.isJavaIdentifier("foo.bar")); |
| assertEquals(false, ObjectHelper.isJavaIdentifier("")); |
| assertEquals(false, ObjectHelper.isJavaIdentifier(null)); |
| } |
| |
| public void testGetDefaultCharSet() { |
| assertNotNull(ObjectHelper.getDefaultCharacterSet()); |
| } |
| |
| public void testConvertPrimitiveTypeToWrapper() { |
| assertEquals("java.lang.Integer", ObjectHelper.convertPrimitiveTypeToWrapperType(int.class).getName()); |
| assertEquals("java.lang.Long", ObjectHelper.convertPrimitiveTypeToWrapperType(long.class).getName()); |
| assertEquals("java.lang.Double", ObjectHelper.convertPrimitiveTypeToWrapperType(double.class).getName()); |
| assertEquals("java.lang.Float", ObjectHelper.convertPrimitiveTypeToWrapperType(float.class).getName()); |
| assertEquals("java.lang.Short", ObjectHelper.convertPrimitiveTypeToWrapperType(short.class).getName()); |
| assertEquals("java.lang.Byte", ObjectHelper.convertPrimitiveTypeToWrapperType(byte.class).getName()); |
| assertEquals("java.lang.Boolean", ObjectHelper.convertPrimitiveTypeToWrapperType(boolean.class).getName()); |
| // non primitive just fall through |
| assertEquals("java.lang.Object", ObjectHelper.convertPrimitiveTypeToWrapperType(Object.class).getName()); |
| } |
| |
| public void testAsString() { |
| String[] args = new String[] {"foo", "bar"}; |
| String out = ObjectHelper.asString(args); |
| assertNotNull(out); |
| assertEquals("{foo, bar}", out); |
| } |
| |
| public void testName() { |
| assertEquals("java.lang.Integer", ObjectHelper.name(Integer.class)); |
| assertEquals(null, ObjectHelper.name(null)); |
| } |
| |
| public void testClassName() { |
| assertEquals("java.lang.Integer", ObjectHelper.className(Integer.valueOf("5"))); |
| assertEquals(null, ObjectHelper.className(null)); |
| } |
| |
| public void testGetSystemPropertyDefault() { |
| assertEquals("foo", ObjectHelper.getSystemProperty("CamelFooDoesNotExist", "foo")); |
| } |
| |
| public void testGetSystemPropertyBooleanDefault() { |
| assertEquals(true, ObjectHelper.getSystemProperty("CamelFooDoesNotExist", Boolean.TRUE)); |
| } |
| |
| public void testMatches() { |
| List<Object> data = new ArrayList<Object>(); |
| data.add("foo"); |
| data.add("bar"); |
| assertEquals(true, ObjectHelper.matches(data)); |
| |
| data.clear(); |
| data.add(Boolean.FALSE); |
| data.add("bar"); |
| assertEquals(false, ObjectHelper.matches(data)); |
| |
| data.clear(); |
| assertEquals(false, ObjectHelper.matches(data)); |
| } |
| |
| public void testToBoolean() { |
| assertEquals(Boolean.TRUE, ObjectHelper.toBoolean(Boolean.TRUE)); |
| assertEquals(Boolean.TRUE, ObjectHelper.toBoolean("true")); |
| assertEquals(Boolean.TRUE, ObjectHelper.toBoolean(Integer.valueOf("1"))); |
| assertEquals(Boolean.FALSE, ObjectHelper.toBoolean(Integer.valueOf("0"))); |
| assertEquals(null, ObjectHelper.toBoolean(new Date())); |
| } |
| |
| public void testIteratorWithMessage() { |
| Message msg = new DefaultMessage(); |
| msg.setBody("a,b,c"); |
| |
| Iterator<String> it = CastUtils.cast(ObjectHelper.createIterator(msg)); |
| assertEquals("a", it.next()); |
| assertEquals("b", it.next()); |
| assertEquals("c", it.next()); |
| assertFalse(it.hasNext()); |
| } |
| |
| public void testIteratorWithEmptyMessage() { |
| Message msg = new DefaultMessage(); |
| msg.setBody(""); |
| |
| Iterator<Object> it = ObjectHelper.createIterator(msg); |
| assertFalse(it.hasNext()); |
| } |
| |
| public void testIteratorWithNullMessage() { |
| Message msg = new DefaultMessage(); |
| msg.setBody(null); |
| |
| Iterator<Object> it = ObjectHelper.createIterator(msg); |
| assertFalse(it.hasNext()); |
| } |
| |
| public void testIterable() { |
| final List<String> data = new ArrayList<String>(); |
| data.add("A"); |
| data.add("B"); |
| data.add("C"); |
| Iterable<String> itb = new Iterable<String>() { |
| public Iterator<String> iterator() { |
| return data.iterator(); |
| } |
| }; |
| Iterator<String> it = CastUtils.cast(ObjectHelper.createIterator(itb)); |
| assertEquals("A", it.next()); |
| assertEquals("B", it.next()); |
| assertEquals("C", it.next()); |
| assertFalse(it.hasNext()); |
| } |
| |
| public void testNormalizeClassName() { |
| assertEquals("Should get the right class name", "my.package-info", ObjectHelper.normalizeClassName("my.package-info")); |
| assertEquals("Should get the right class name", "Integer[]", ObjectHelper.normalizeClassName("Integer[] \r")); |
| assertEquals("Should get the right class name", "Hello_World", ObjectHelper.normalizeClassName("Hello_World")); |
| } |
| |
| public void testLookupConstantFieldValue() { |
| assertEquals("CamelFileName", ObjectHelper.lookupConstantFieldValue(Exchange.class, "FILE_NAME")); |
| assertEquals(null, ObjectHelper.lookupConstantFieldValue(Exchange.class, "XXX")); |
| assertEquals(null, ObjectHelper.lookupConstantFieldValue(null, "FILE_NAME")); |
| } |
| |
| } |