Add BlockHound to integration tests

[resolves #149]

Author: mp911de

pom.xml

@@ -33,6 +33,7 @@
 
     <properties>
         <assertj.version>3.15.0</assertj.version>
+        <blockhound.version>1.0.3.RELEASE</blockhound.version>
         <hikari-cp.version>3.4.2</hikari-cp.version>
         <java.version>1.8</java.version>
         <jsr305.version>3.0.2</jsr305.version>
@@ -135,6 +136,18 @@
             <artifactId>reactor-test</artifactId>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>io.projectreactor.tools</groupId>
+            <artifactId>blockhound</artifactId>
+            <version>${blockhound.version}</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>io.projectreactor.tools</groupId>
+            <artifactId>blockhound-junit-platform</artifactId>
+            <version>${blockhound.version}</version>
+            <scope>test</scope>
+        </dependency>
         <dependency>
             <groupId>io.r2dbc</groupId>
             <artifactId>r2dbc-spi-test</artifactId>

src/test/java/io/r2dbc/mssql/LobIntegrationTests.java

@@ -23,15 +23,13 @@
 import io.r2dbc.spi.Result;
 import org.junit.jupiter.api.Test;
 import reactor.core.publisher.Flux;
-import reactor.core.publisher.Hooks;
 import reactor.core.publisher.Mono;
 import reactor.test.StepVerifier;
 
 import java.nio.Buffer;
 import java.nio.ByteBuffer;
 import java.util.Optional;
 import java.util.stream.Collectors;
-import java.util.stream.IntStream;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
@@ -45,8 +43,6 @@ class LobIntegrationTests extends IntegrationTestSupport {
     static byte[] ALL_BYTES = new byte[-(-128) + 127];
 
     static {
-        Hooks.onOperatorDebug();
-
         for (int i = -128; i < 127; i++) {
             ALL_BYTES[-(-128) + i] = (byte) i;
         }

src/test/java/io/r2dbc/mssql/util/BlockhoundExceptions.java

@@ -0,0 +1,30 @@
+/*
+ * Copyright 2020 the original author or 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
+ *
+ *      https://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 io.r2dbc.mssql.util;
+
+import reactor.blockhound.BlockHound;
+import reactor.blockhound.integration.BlockHoundIntegration;
+
+import java.security.SecureRandom;
+
+public class BlockhoundExceptions implements BlockHoundIntegration {
+
+    @Override
+    public void applyTo(BlockHound.Builder builder) {
+        builder.allowBlockingCallsInside(SecureRandom.class.getName(), "next");
+    }
+}

src/test/resources/META-INF/services/reactor.blockhound.integration.BlockHoundIntegration

@@ -0,0 +1 @@
+io.r2dbc.mssql.util.BlockhoundExceptions