Add junit-extensions to modules missing it

`junit-extensions` should be on classpath of every module using JUnit
for tests.

lib/trino-filesystem-cache-alluxio/pom.xml

@@ -123,6 +123,12 @@
             <scope>runtime</scope>
         </dependency>
 
+        <dependency>
+            <groupId>io.airlift</groupId>
+            <artifactId>junit-extensions</artifactId>
+            <scope>test</scope>
+        </dependency>
+
         <dependency>
             <groupId>io.trino</groupId>
             <artifactId>trino-filesystem</artifactId>

plugin/trino-opa/pom.xml

@@ -109,6 +109,12 @@
             <scope>runtime</scope>
         </dependency>
 
+        <dependency>
+            <groupId>io.airlift</groupId>
+            <artifactId>junit-extensions</artifactId>
+            <scope>test</scope>
+        </dependency>
+
         <dependency>
             <groupId>io.trino</groupId>
             <artifactId>trino-blackhole</artifactId>

testing/trino-tests/pom.xml

@@ -249,12 +249,24 @@
             <scope>test</scope>
         </dependency>
 
+        <dependency>
+            <groupId>org.apache.maven</groupId>
+            <artifactId>maven-model</artifactId>
+            <scope>test</scope>
+        </dependency>
+
         <dependency>
             <groupId>org.assertj</groupId>
             <artifactId>assertj-core</artifactId>
             <scope>test</scope>
         </dependency>
 
+        <dependency>
+            <groupId>org.codehaus.plexus</groupId>
+            <artifactId>plexus-xml</artifactId>
+            <scope>test</scope>
+        </dependency>
+
         <dependency>
             <groupId>org.junit.jupiter</groupId>
             <artifactId>junit-jupiter-api</artifactId>

testing/trino-tests/src/test/java/io/trino/tests/TestTestSetup.java

@@ -0,0 +1,93 @@
+/*
+ * 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 io.trino.tests;
+
+import io.airlift.log.Logger;
+import org.apache.maven.model.Dependency;
+import org.apache.maven.model.Model;
+import org.apache.maven.model.io.xpp3.MavenXpp3Reader;
+import org.assertj.core.api.Assertions;
+import org.junit.jupiter.api.Test;
+
+import java.io.InputStream;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.ArrayList;
+import java.util.List;
+
+import static java.util.stream.Collectors.joining;
+
+public class TestTestSetup
+{
+    private static final Logger log = Logger.get(TestTestSetup.class);
+
+    private static final Path ROOT_POM_REPO_PATH = Paths.get("pom.xml");
+
+    @Test
+    public void testSetupOfTests()
+            throws Exception
+    {
+        Path rootPom = findRepositoryRoot().resolve(ROOT_POM_REPO_PATH);
+        List<String> errors = verifyModule(rootPom);
+        if (!errors.isEmpty()) {
+            Assertions.fail("Errors: " + errors.stream()
+                    .map("\n\t\t%s"::formatted)
+                    .collect(joining()));
+        }
+    }
+
+    private List<String> verifyModule(Path pom)
+            throws Exception
+    {
+        System.out.println("verifying " + pom);
+
+        List<String> errors = new ArrayList<>();
+        try (InputStream inputStream = Files.newInputStream(pom)) {
+            MavenXpp3Reader reader = new MavenXpp3Reader();
+            Model model = reader.read(inputStream);
+
+            boolean hasJunitApi = false;
+            boolean hasAirliftJunitExtensions = false;
+            for (Dependency dependency : model.getDependencies()) {
+                if (dependency.getGroupId().equals("org.junit.jupiter") && dependency.getArtifactId().equals("junit-jupiter-api")) {
+                    hasJunitApi = true;
+                }
+                if (dependency.getGroupId().equals("io.airlift") && dependency.getArtifactId().equals("junit-extensions")) {
+                    hasAirliftJunitExtensions = true;
+                }
+            }
+            if (hasJunitApi && !hasAirliftJunitExtensions) {
+                errors.add("Missing dependency on io.airlift:junit-extensions in " + pom);
+            }
+
+            for (String module : model.getModules()) {
+                errors.addAll(verifyModule(pom.resolveSibling(module).resolve("pom.xml")));
+            }
+        }
+        return errors;
+    }
+
+    private static Path findRepositoryRoot()
+    {
+        Path workingDirectory = Paths.get("").toAbsolutePath();
+        log.info("Current working directory: %s", workingDirectory);
+        for (Path path = workingDirectory; path != null; path = path.getParent()) {
+            if (Files.isDirectory(path.resolve(".git"))) {
+                return path;
+            }
+        }
+        throw new RuntimeException("Failed to find repository root from " + workingDirectory);
+    }
+}