| /* |
| * 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.math4.legacy.exception; |
| |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| /** |
| * Tests for {@link NotFiniteNumberException}. |
| */ |
| public final class NotFiniteNumberExceptionTest { |
| @Test |
| public void testCheckSingle() { |
| try { |
| NotFiniteNumberException.check(Double.POSITIVE_INFINITY); |
| Assert.fail("an exception should have been thrown"); |
| } catch (NotFiniteNumberException e) { |
| // Expected |
| } |
| try { |
| NotFiniteNumberException.check(Double.NEGATIVE_INFINITY); |
| Assert.fail("an exception should have been thrown"); |
| } catch (NotFiniteNumberException e) { |
| // Expected |
| } |
| try { |
| NotFiniteNumberException.check(Double.NaN); |
| Assert.fail("an exception should have been thrown"); |
| } catch (NotFiniteNumberException e) { |
| // Expected |
| } |
| } |
| |
| @Test |
| public void testCheckArray() { |
| try { |
| NotFiniteNumberException.check(new double[] {0, -1, Double.POSITIVE_INFINITY, -2, 3}); |
| Assert.fail("an exception should have been thrown"); |
| } catch (NotFiniteNumberException e) { |
| // Expected |
| } |
| try { |
| NotFiniteNumberException.check(new double[] {1, Double.NEGATIVE_INFINITY, -2, 3}); |
| Assert.fail("an exception should have been thrown"); |
| } catch (NotFiniteNumberException e) { |
| // Expected |
| } |
| try { |
| NotFiniteNumberException.check(new double[] {4, 3, -1, Double.NaN, -2, 1}); |
| Assert.fail("an exception should have been thrown"); |
| } catch (NotFiniteNumberException e) { |
| // Expected |
| } |
| } |
| } |