Github user tillrohrmann commented on a diff in the pull request:
https://github.com/apache/flink/pull/4911#discussion_r154500041
--- Diff:
flink-core/src/test/java/org/apache/flink/api/common/operators/ResourceSpecTest.java
---
@@ -0,0 +1,156 @@
+/*
+ * 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.flink.api.common.operators;
+
+import org.apache.flink.util.InstantiationUtil;
+import org.apache.flink.util.TestLogger;
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
+/**
+ * Tests for ResourceSpec class, including its all public api: isValid,
lessThanOrEqual, equals, hashCode and merge.
+ */
+public class ResourceSpecTest extends TestLogger {
+
+ @Test
+ public void testIsValid() throws Exception {
+ ResourceSpec rs = new ResourceSpec(1.0, 100);
+ assertTrue(rs.isValid());
+
+ rs = new ResourceSpec(1.0, 100, new
ResourceSpec.GPUResource(1));
+ assertTrue(rs.isValid());
+
+ rs = new ResourceSpec(1.0, 100, new
ResourceSpec.GPUResource(-1));
+ assertFalse(rs.isValid());
+ }
+
+ @Test
+ public void testLessThanOrEqual() throws Exception {
+ ResourceSpec rs1 = new ResourceSpec(1.0, 100);
+ ResourceSpec rs2 = new ResourceSpec(1.0, 100);
+ assertTrue(rs1.lessThanOrEqual(rs2));
+ assertTrue(rs2.lessThanOrEqual(rs1));
+
+ rs2 = new ResourceSpec(1.0, 100, new
ResourceSpec.FPGAResource(1));
+ assertTrue(rs1.lessThanOrEqual(rs2));
+ assertFalse(rs2.lessThanOrEqual(rs1));
+
+ ResourceSpec rs3 = new ResourceSpec(1.0, 100, new
ResourceSpec.FPGAResource(2));
+ assertFalse(rs3.lessThanOrEqual(rs2));
+ assertTrue(rs2.lessThanOrEqual(rs3));
+
+ ResourceSpec rs4 = new ResourceSpec(1.0, 100,
+ new ResourceSpec.FPGAResource(1),
+ new ResourceSpec.GPUResource( 1));
+ assertFalse(rs3.lessThanOrEqual(rs4));
+ assertFalse(rs4.lessThanOrEqual(rs3));
+ }
+
+ @Test
+ public void testEquals() throws Exception {
+ ResourceSpec rs1 = new ResourceSpec(1.0, 100);
+ ResourceSpec rs2 = new ResourceSpec(1.0, 100);
+ assertTrue(rs1.equals(rs2));
+ assertTrue(rs2.equals(rs1));
+
+ ResourceSpec rs3 = new ResourceSpec(1.0, 100, new
ResourceSpec.FPGAResource(2.2));
+ ResourceSpec rs4 = new ResourceSpec(1.0, 100, new
ResourceSpec.FPGAResource( 1));
+ assertFalse(rs3.equals(rs4));
+
+ ResourceSpec rs5 = new ResourceSpec(1.0, 100, new
ResourceSpec.FPGAResource(2.2));
+ assertTrue(rs3.equals(rs5));
+
+ ResourceSpec rs6 = new ResourceSpec(1.0, 100,
+ new ResourceSpec.FPGAResource(2),
+ new ResourceSpec.GPUResource( 0.5));
+ ResourceSpec rs7 = new ResourceSpec(1.0, 100,
+ new ResourceSpec.FPGAResource( 2),
+ new ResourceSpec.GPUResource(0.5,
ResourceSpec.ResourceAggregateType.AGGREGATE_TYPE_MAX));
+ assertFalse(rs6.equals(rs7));
+ }
+
+ @Test
+ public void testHashCode() throws Exception {
+ ResourceSpec rs1 = new ResourceSpec(1.0, 100);
+ ResourceSpec rs2 = new ResourceSpec(1.0, 100);
+ assertEquals(rs1.hashCode(), rs2.hashCode());
+
+ ResourceSpec rs3 = new ResourceSpec(1.0, 100, new
ResourceSpec.FPGAResource(2.2));
+ ResourceSpec rs4 = new ResourceSpec(1.0, 100, new
ResourceSpec.FPGAResource(1));
+ assertFalse(rs3.hashCode() == rs4.hashCode());
+
+ ResourceSpec rs5 = new ResourceSpec(1.0, 100, new
ResourceSpec.FPGAResource( 2.2));
+ assertEquals(rs3.hashCode(), rs5.hashCode());
+
+ ResourceSpec rs6 = new ResourceSpec(1.0, 100,
+ new ResourceSpec.FPGAResource( 2),
+ new ResourceSpec.GPUResource(0.5));
+ ResourceSpec rs7 = new ResourceSpec(1.0, 100,
+ new ResourceSpec.FPGAResource(2),
+ new ResourceSpec.GPUResource(0.5,
ResourceSpec.ResourceAggregateType.AGGREGATE_TYPE_MAX));
+ assertFalse(rs6.hashCode() == rs7.hashCode());
+ }
+
+ @Test
+ public void testMerge() throws Exception {
+ ResourceSpec rs1 = new ResourceSpec(1.0, 100, new
ResourceSpec.FPGAResource(1.1));
+ ResourceSpec rs2 = new ResourceSpec(1.0, 100);
+
+ ResourceSpec rs3 = rs1.merge(rs2);
+ assertEquals(1.1,
rs3.getExtendedResources().get("FPGA").doubleValue(), 0.000001);
+
+ ResourceSpec rs4 = rs1.merge(rs3);
+ assertEquals(2.2,
rs4.getExtendedResources().get("FPGA").doubleValue(), 0.000001);
+
+ ResourceSpec rs6 = new ResourceSpec(1.0, 100,
+ new ResourceSpec.FPGAResource(2),
+ new ResourceSpec.GPUResource(0.5));
+ ResourceSpec rs5 = rs6.merge(rs2);
+ assertEquals(2,
rs5.getExtendedResources().get("FPGA").doubleValue(), 0.000001);
+ assertEquals(0.5,
rs5.getExtendedResources().get("GPU").doubleValue(), 0.000001);
+
+ ResourceSpec rs7 = new ResourceSpec(1.0, 100,
+ new ResourceSpec.GPUResource( 0.5,
ResourceSpec.ResourceAggregateType.AGGREGATE_TYPE_MAX));
+ try {
+ rs6.merge(rs7);
+ fail("Merge with different aggregate type should fail");
+ } catch (IllegalArgumentException ignored) {
+ }
+
+ ResourceSpec rs8 = new ResourceSpec(1.0, 100,
+ new ResourceSpec.FPGAResource(2),
+ new ResourceSpec.GPUResource(1.5,
ResourceSpec.ResourceAggregateType.AGGREGATE_TYPE_MAX));
+ ResourceSpec rs9 = rs8.merge(rs7);
+ assertEquals(2,
rs9.getExtendedResources().get("FPGA").doubleValue(), 0.000001);
+ assertEquals(1.5,
rs9.getExtendedResources().get("GPU").doubleValue(), 0.000001);
+
+ }
+
+ @Test
+ public void testSerializable() throws Exception {
+ ResourceSpec rs1 = new ResourceSpec(1.0, 100, new
ResourceSpec.FPGAResource(1.1));
+ byte[] buffer = InstantiationUtil.serializeObject(rs1);
+ ResourceSpec rs2 = InstantiationUtil.deserializeObject(buffer,
ClassLoader.getSystemClassLoader());
+ assertTrue(rs1.equals(rs2));
--- End diff --
better to use `assertEquals`
---
