add embedded redis support

wizard-server-test/pom.xml

@@ -29,6 +29,20 @@ This code is available under the Apache License, version 2: http://www.apache.or
             <version>${junit.version}</version>
         </dependency>
 
+        <dependency>
+            <groupId>com.github.kstyrc</groupId>
+            <artifactId>embedded-redis</artifactId>
+            <version>0.6</version>
+<!--            <scope>test</scope>-->
+        </dependency>
+
+        <dependency>
+            <groupId>ru.yandex.qatools.embed</groupId>
+            <artifactId>postgresql-embedded</artifactId>
+            <version>2.10</version>
+<!--            <scope>test</scope>-->
+        </dependency>
+
         <dependency>
             <groupId>org.cobbzilla</groupId>
             <artifactId>restex</artifactId>

wizard-server-test/src/main/java/org/cobbzilla/wizardtest/resources/ApiModelTestBase.java

@@ -6,6 +6,7 @@ import lombok.extern.slf4j.Slf4j;
 import org.cobbzilla.util.collection.SingletonList;
 import org.cobbzilla.util.io.FileUtil;
 import org.cobbzilla.util.jdbc.UncheckedSqlException;
+import org.cobbzilla.util.network.PortPicker;
 import org.cobbzilla.util.system.Sleep;
 import org.cobbzilla.wizard.client.ApiClientBase;
 import org.cobbzilla.wizard.client.script.ApiRunner;
@@ -20,6 +21,7 @@ import org.cobbzilla.wizard.server.config.HasDatabaseConfiguration;
 import org.cobbzilla.wizard.server.config.PgRestServerConfiguration;
 import org.cobbzilla.wizard.server.config.RestServerConfiguration;
 import org.junit.Before;
+import redis.embedded.RedisServer;
 
 import java.io.File;
 import java.io.IOException;
@@ -29,12 +31,14 @@ import java.util.List;
 import java.util.Map;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.TimeUnit;
+import java.util.concurrent.atomic.AtomicInteger;
 import java.util.concurrent.atomic.AtomicReference;
 
 import static java.lang.System.identityHashCode;
 import static org.apache.commons.lang3.RandomStringUtils.randomAlphanumeric;
 import static org.cobbzilla.util.daemon.ZillaRuntime.*;
 import static org.cobbzilla.util.io.FileUtil.*;
+import static org.cobbzilla.util.network.PortPicker.pickOrDie;
 import static org.cobbzilla.util.reflect.ReflectionUtil.instantiate;
 import static org.cobbzilla.util.system.CommandShell.execScript;
 import static org.cobbzilla.wizard.model.entityconfig.ModelSetup.modelHash;
@@ -73,6 +77,27 @@ public abstract class ApiModelTestBase<C extends PgRestServerConfiguration, S ex
 
     @Before public void resetSystemClock() { setSystemTimeOffset(0); }
 
+    protected boolean enableEmbeddedRedis () { return true; }
+    protected boolean enableEmbeddedPostgreSQL () { return true; }
+
+    @Getter private Integer redisPort = null;
+    private RedisServer redisServer = null;
+
+    @Override public void beforeStart(RestServer<C> server) {
+        if (enableEmbeddedRedis()) {
+            if (redisPort == null) {
+                redisPort = pickOrDie();
+                try {
+                    redisServer = new RedisServer(redisPort);
+                    redisServer.start();
+                } catch (Exception e) {
+                    die("beforeStart: error creating/starting RedisServer on port " + redisPort + ": " + shortError(e), e);
+                }
+            }
+        }
+        super.beforeStart(server);
+    }
+
     @Override public void onStart(RestServer<C> server) {
         super.onStart(server);
         try {
@@ -82,6 +107,12 @@ public abstract class ApiModelTestBase<C extends PgRestServerConfiguration, S ex
         }
     }
 
+    @Override public void onStop(RestServer<C> server) {
+        if (redisServer != null) {
+            redisServer.stop();
+        }
+    }
+
     public boolean doTruncateDb() { return true; }
 
     public static final String SETUP_LOCK = ".lock";