| /* |
| * 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.commons.math3.util; |
| |
| import java.math.BigDecimal; |
| |
| |
| import org.apache.commons.math3.TestUtils; |
| import org.apache.commons.math3.exception.MathIllegalArgumentException; |
| import org.apache.commons.math3.exception.NullArgumentException; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| /** |
| */ |
| public class DefaultTransformerTest { |
| /** |
| * |
| */ |
| @Test |
| public void testTransformDouble() throws Exception { |
| double expected = 1.0; |
| Double input = Double.valueOf(expected); |
| DefaultTransformer t = new DefaultTransformer(); |
| Assert.assertEquals(expected, t.transform(input), 1.0e-4); |
| } |
| |
| /** |
| * |
| */ |
| @Test |
| public void testTransformNull() throws Exception { |
| DefaultTransformer t = new DefaultTransformer(); |
| try { |
| t.transform(null); |
| Assert.fail("Expecting NullArgumentException"); |
| } catch (NullArgumentException e) { |
| // expected |
| } |
| } |
| |
| /** |
| * |
| */ |
| @Test |
| public void testTransformInteger() throws Exception { |
| double expected = 1.0; |
| Integer input = Integer.valueOf(1); |
| DefaultTransformer t = new DefaultTransformer(); |
| Assert.assertEquals(expected, t.transform(input), 1.0e-4); |
| } |
| |
| /** |
| * |
| */ |
| @Test |
| public void testTransformBigDecimal() throws Exception { |
| double expected = 1.0; |
| BigDecimal input = new BigDecimal("1.0"); |
| DefaultTransformer t = new DefaultTransformer(); |
| Assert.assertEquals(expected, t.transform(input), 1.0e-4); |
| } |
| |
| /** |
| * |
| */ |
| @Test |
| public void testTransformString() throws Exception { |
| double expected = 1.0; |
| String input = "1.0"; |
| DefaultTransformer t = new DefaultTransformer(); |
| Assert.assertEquals(expected, t.transform(input), 1.0e-4); |
| } |
| |
| /** |
| * |
| */ |
| @Test(expected=MathIllegalArgumentException.class) |
| public void testTransformObject(){ |
| Boolean input = Boolean.TRUE; |
| DefaultTransformer t = new DefaultTransformer(); |
| t.transform(input); |
| } |
| |
| @Test |
| public void testSerial() { |
| Assert.assertEquals(new DefaultTransformer(), TestUtils.serializeAndRecover(new DefaultTransformer())); |
| } |
| |
| } |