| /* |
| * 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.beam.sdk.coders; |
| |
| import static org.hamcrest.Matchers.equalTo; |
| import static org.junit.Assert.assertThat; |
| |
| import java.util.Arrays; |
| import java.util.List; |
| import org.apache.beam.sdk.testing.CoderProperties; |
| import org.apache.beam.sdk.util.CoderUtils; |
| import org.apache.beam.sdk.values.TypeDescriptor; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.ExpectedException; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** Test case for {@link FloatCoder}. */ |
| @RunWith(JUnit4.class) |
| public class FloatCoderTest { |
| |
| private static final Coder<Float> TEST_CODER = FloatCoder.of(); |
| |
| private static final List<Float> TEST_VALUES = |
| Arrays.asList( |
| 0.0f, |
| -0.5f, |
| 0.5f, |
| 0.3f, |
| -0.3f, |
| 1.0f, |
| -43.895687f, |
| (float) Math.PI, |
| Float.MAX_VALUE, |
| Float.MIN_VALUE, |
| Float.POSITIVE_INFINITY, |
| Float.NEGATIVE_INFINITY, |
| Float.NaN); |
| |
| @Test |
| public void testDecodeEncodeEqual() throws Exception { |
| for (Float value : TEST_VALUES) { |
| CoderProperties.coderDecodeEncodeEqual(TEST_CODER, value); |
| } |
| } |
| |
| /** |
| * Generated data to check that the wire format has not changed. To regenerate, see {@link |
| * org.apache.beam.sdk.coders.PrintBase64Encodings}. |
| */ |
| private static final List<String> TEST_ENCODINGS = |
| Arrays.asList( |
| "AAAAAA", "vwAAAA", "PwAAAA", "PpmZmg", "vpmZmg", "P4AAAA", "wi-VLw", "QEkP2w", "f3___w", |
| "AAAAAQ", "f4AAAA", "_4AAAA", "f8AAAA"); |
| |
| @Test |
| public void testWireFormatEncode() throws Exception { |
| System.out.println(TEST_ENCODINGS); |
| CoderProperties.coderEncodesBase64(TEST_CODER, TEST_VALUES, TEST_ENCODINGS); |
| } |
| |
| @Rule public ExpectedException thrown = ExpectedException.none(); |
| |
| @Test |
| public void encodeNullThrowsCoderException() throws Exception { |
| thrown.expect(CoderException.class); |
| thrown.expectMessage("cannot encode a null Float"); |
| |
| CoderUtils.encodeToBase64(TEST_CODER, null); |
| } |
| |
| @Test |
| public void testEncodedTypeDescriptor() throws Exception { |
| assertThat(TEST_CODER.getEncodedTypeDescriptor(), equalTo(TypeDescriptor.of(Float.class))); |
| } |
| } |