| /* |
| * Copyright (C) 2011 The Guava Authors |
| * |
| * 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.google.common.collect; |
| |
| import static com.google.common.testing.SerializableTester.reserializeAndAssert; |
| |
| import com.google.common.annotations.GwtIncompatible; |
| import java.math.BigInteger; |
| import junit.framework.TestCase; |
| |
| /** |
| * Tests for {@link DiscreteDomain}. |
| * |
| * @author Chris Povirk |
| */ |
| @GwtIncompatible // SerializableTester |
| public class DiscreteDomainTest extends TestCase { |
| public void testSerialization() { |
| reserializeAndAssert(DiscreteDomain.integers()); |
| reserializeAndAssert(DiscreteDomain.longs()); |
| reserializeAndAssert(DiscreteDomain.bigIntegers()); |
| } |
| |
| public void testIntegersOffset() { |
| assertEquals(1, DiscreteDomain.integers().offset(0, 1).intValue()); |
| assertEquals( |
| Integer.MAX_VALUE, |
| DiscreteDomain.integers().offset(Integer.MIN_VALUE, (1L << 32) - 1).intValue()); |
| } |
| |
| public void testIntegersOffsetExceptions() { |
| try { |
| DiscreteDomain.integers().offset(0, -1); |
| fail(); |
| } catch (IllegalArgumentException expected) { |
| } |
| try { |
| DiscreteDomain.integers().offset(Integer.MAX_VALUE, 1); |
| fail(); |
| } catch (IllegalArgumentException expected) { |
| } |
| } |
| |
| public void testLongsOffset() { |
| assertEquals(1, DiscreteDomain.longs().offset(0L, 1).longValue()); |
| assertEquals(Long.MAX_VALUE, DiscreteDomain.longs().offset(0L, Long.MAX_VALUE).longValue()); |
| } |
| |
| public void testLongsOffsetExceptions() { |
| try { |
| DiscreteDomain.longs().offset(0L, -1); |
| fail(); |
| } catch (IllegalArgumentException expected) { |
| } |
| try { |
| DiscreteDomain.longs().offset(Long.MAX_VALUE, 1); |
| fail(); |
| } catch (IllegalArgumentException expected) { |
| } |
| } |
| |
| public void testBigIntegersOffset() { |
| assertEquals(BigInteger.ONE, DiscreteDomain.bigIntegers().offset(BigInteger.ZERO, 1)); |
| assertEquals( |
| BigInteger.valueOf(Long.MAX_VALUE), |
| DiscreteDomain.bigIntegers().offset(BigInteger.ZERO, Long.MAX_VALUE)); |
| } |
| |
| public void testBigIntegersOffsetExceptions() { |
| try { |
| DiscreteDomain.bigIntegers().offset(BigInteger.ZERO, -1); |
| fail(); |
| } catch (IllegalArgumentException expected) { |
| } |
| } |
| } |