diff --git a/.bazelignore b/.bazelignore
deleted file mode 100644
index 30f1613..0000000
--- a/.bazelignore
+++ /dev/null
@@ -1 +0,0 @@
-eclipse-out
diff --git a/.bazelrc b/.bazelrc
deleted file mode 100644
index 3ae03ff..0000000
--- a/.bazelrc
+++ /dev/null
@@ -1,2 +0,0 @@
-build --workspace_status_command="python ./tools/workspace_status.py"
-test --build_tests_only
diff --git a/.bazelversion b/.bazelversion
deleted file mode 100644
index 7c69a55..0000000
--- a/.bazelversion
+++ /dev/null
@@ -1 +0,0 @@
-3.7.0
diff --git a/.gitignore b/.gitignore
index 4e7cb7d..e5d39e2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,12 +1,6 @@
 # LC_COLLATE=C sort
-/.apt_generated/
-/.classpath
-/.primary_build_tool
-/.project
 /.settings/
-/bazel-*
 /bin/gc-executor-pid
-/eclipse-out/
 /gc-executor.jar
 /gc.config
 /startup.log
diff --git a/BUILD b/BUILD
index cb91278..eafc5ca 100644
--- a/BUILD
+++ b/BUILD
@@ -16,7 +16,6 @@
     "@guice-assistedinject//jar",
     "@javaewah//jar",
     "@javax_inject//jar",
-    "@jgit//jar",
     "@log4j-api//jar",
     "@log4j-core//jar",
     "@log4j-slf4j-impl//jar",
@@ -25,6 +24,7 @@
     "@retry//jar",
     "@slf4j-api//jar",
     "@slf4j-ext//jar",
+    "//lib:jgit",
 ]
 
 gerrit_plugin(
diff --git a/WORKSPACE b/WORKSPACE
deleted file mode 100644
index 810ac7c..0000000
--- a/WORKSPACE
+++ /dev/null
@@ -1,19 +0,0 @@
-workspace(name = "gc_executor")
-
-load("//:bazlets.bzl", "load_bazlets")
-
-load_bazlets(
-    commit = "a029d8e41d6211c8b23052aa0a0c2c7649577e85",
-    #local_path = "/home/<user>/projects/bazlets",
-)
-
-load(
-    "@com_googlesource_gerrit_bazlets//:gerrit_api.bzl",
-    "gerrit_api",
-)
-
-gerrit_api()
-
-load("//:external_plugin_deps.bzl", "external_plugin_deps")
-
-external_plugin_deps()
diff --git a/bazlets.bzl b/bazlets.bzl
deleted file mode 100644
index f089af4..0000000
--- a/bazlets.bzl
+++ /dev/null
@@ -1,18 +0,0 @@
-load("@bazel_tools//tools/build_defs/repo:git.bzl", "git_repository")
-
-NAME = "com_googlesource_gerrit_bazlets"
-
-def load_bazlets(
-        commit,
-        local_path = None):
-    if not local_path:
-        git_repository(
-            name = NAME,
-            remote = "https://gerrit.googlesource.com/bazlets",
-            commit = commit,
-        )
-    else:
-        native.local_repository(
-            name = NAME,
-            path = local_path,
-        )
diff --git a/external_plugin_deps.bzl b/external_plugin_deps.bzl
index 0193df6..b5a8f31 100644
--- a/external_plugin_deps.bzl
+++ b/external_plugin_deps.bzl
@@ -71,18 +71,18 @@
         sha1 = "bd41a290787b5301e63929676d792c507bbc00ae",
     )
 
-    GUICE_VERS = "4.2.2"
+    GUICE_VERS = "4.2.3"
 
     maven_jar(
         name = "guice",
         artifact = "com.google.inject:guice:" + GUICE_VERS,
-        sha1 = "6dacbe18e5eaa7f6c9c36db33b42e7985e94ce77",
+        sha1 = "2ea992d6d7bdcac7a43111a95d182a4c42eb5ff7",
     )
 
     maven_jar(
         name = "guice-assistedinject",
         artifact = "com.google.inject.extensions:guice-assistedinject:" + GUICE_VERS,
-        sha1 = "c33fb10080d58446f752b4fcfff8a5fabb80a449",
+        sha1 = "acbfddc556ee9496293ed1df250cc378f331d854",
     )
 
     maven_jar(
@@ -98,13 +98,6 @@
     )
 
     maven_jar(
-        name = "jgit",
-        artifact =
-            "org.eclipse.jgit:org.eclipse.jgit:5.3.7.202002110540-r",
-        sha1 = "b1714d4917750d6fad0d19d3b0e258b373db819a",
-    )
-
-    maven_jar(
         name = "javaewah",
         artifact = "com.googlecode.javaewah:JavaEWAH:1.1.6",
         sha1 = "94ad16d728b374d65bd897625f3fbb3da223a2b6",
@@ -128,21 +121,21 @@
         sha1 = "0e0845217c4907822403912ad6828d8e0b256208",
     )
 
-    DOCKER_JAVA_VERS = "3.2.5"
+    DOCKER_JAVA_VERS = "3.2.7"
 
     maven_jar(
         name = "docker-java-api",
         artifact = "com.github.docker-java:docker-java-api:" + DOCKER_JAVA_VERS,
-        sha1 = "8fe5c5e39f940ce58620e77cedc0a2a52d76f9d8",
+        sha1 = "81408fc988c229ea11354fee9902c47842343f04",
     )
 
     maven_jar(
         name = "docker-java-transport",
         artifact = "com.github.docker-java:docker-java-transport:" + DOCKER_JAVA_VERS,
-        sha1 = "27af0ee7ebc2f5672e23ea64769497b5d55ce3ac",
+        sha1 = "315903a129f530422747efc163dd255f0fa2555e",
     )
 
-    # https://github.com/docker-java/docker-java/blob/3.2.5/pom.xml#L61
+    # https://github.com/docker-java/docker-java/blob/3.2.7/pom.xml#L61
     # <=> DOCKER_JAVA_VERS
     maven_jar(
         name = "jackson-annotations",
@@ -150,28 +143,28 @@
         sha1 = "0f63b3b1da563767d04d2e4d3fc1ae0cdeffebe7",
     )
 
-    TESTCONTAINERS_VERS = "1.15.0"
+    TESTCONTAINERS_VERS = "1.15.1"
 
     maven_jar(
         name = "testcontainers",
         artifact = "org.testcontainers:testcontainers:" + TESTCONTAINERS_VERS,
-        sha1 = "b627535b444d88e7b14953bb953d80d9b7b3bd76",
+        sha1 = "91e6dfab8f141f77c6a0dd147a94bd186993a22c",
     )
 
     maven_jar(
         name = "testcontainers-database-commons",
         artifact = "org.testcontainers:database-commons:" + TESTCONTAINERS_VERS,
-        sha1 = "bc52637643da33f8fadfb6220cb59a7d8da37325",
+        sha1 = "8df5154407220beeb3233b5ec3aa89b1febd388b",
     )
 
     maven_jar(
         name = "testcontainers-jdbc",
         artifact = "org.testcontainers:jdbc:" + TESTCONTAINERS_VERS,
-        sha1 = "3626ed0746c94b337b1872afa90331bf9e2e6e16",
+        sha1 = "39b11e5451182a1bc6a2bb50deca0986df2519c6",
     )
 
     maven_jar(
         name = "testcontainers-postgres",
         artifact = "org.testcontainers:postgresql:" + TESTCONTAINERS_VERS,
-        sha1 = "25daf6c0dd1d52e4a1b899c5b3e07b71d382c7ba",
+        sha1 = "dc8f763e6307bee635adfc6c31aebd7092215d6d",
     )
diff --git a/src/main/java/com/ericsson/gerrit/plugins/gcconductor/command/AddToQueue.java b/src/main/java/com/ericsson/gerrit/plugins/gcconductor/command/AddToQueue.java
index d9fe107..25939a2 100644
--- a/src/main/java/com/ericsson/gerrit/plugins/gcconductor/command/AddToQueue.java
+++ b/src/main/java/com/ericsson/gerrit/plugins/gcconductor/command/AddToQueue.java
@@ -20,8 +20,8 @@
 import com.ericsson.gerrit.plugins.gcconductor.GcQueueException;
 import com.ericsson.gerrit.plugins.gcconductor.Hostname;
 import com.google.gerrit.common.data.GlobalCapability;
+import com.google.gerrit.entities.Project;
 import com.google.gerrit.extensions.annotations.RequiresCapability;
-import com.google.gerrit.reviewdb.client.Project;
 import com.google.gerrit.server.git.GitRepositoryManager;
 import com.google.gerrit.server.git.LocalDiskRepositoryManager;
 import com.google.gerrit.server.project.ProjectCache;
@@ -85,7 +85,7 @@
       throw die("Unable to resolve path to " + repository);
     }
     String projectName = extractFrom(repository);
-    Project.NameKey nameKey = new Project.NameKey(projectName);
+    Project.NameKey nameKey = Project.nameKey(projectName);
     if (projectCache.get(nameKey) == null) {
       throw die(String.format("Repository %s not found", repository));
     }
diff --git a/src/main/java/com/ericsson/gerrit/plugins/gcconductor/evaluator/Evaluator.java b/src/main/java/com/ericsson/gerrit/plugins/gcconductor/evaluator/Evaluator.java
index eda5f96..3cec08a 100644
--- a/src/main/java/com/ericsson/gerrit/plugins/gcconductor/evaluator/Evaluator.java
+++ b/src/main/java/com/ericsson/gerrit/plugins/gcconductor/evaluator/Evaluator.java
@@ -18,8 +18,8 @@
 import com.google.common.util.concurrent.JdkFutureAdapters;
 import com.google.common.util.concurrent.ListenableFuture;
 import com.google.common.util.concurrent.MoreExecutors;
+import com.google.gerrit.entities.Project;
 import com.google.gerrit.extensions.events.GitReferenceUpdatedListener;
-import com.google.gerrit.reviewdb.client.Project;
 import com.google.gerrit.server.config.GerritServerConfig;
 import com.google.gerrit.server.git.GitRepositoryManager;
 import com.google.gerrit.server.git.validators.UploadValidationListener;
@@ -109,7 +109,7 @@
   @Override
   public void onGitReferenceUpdated(Event event) {
     String projectName = event.getProjectName();
-    Project.NameKey projectNameKey = new Project.NameKey(projectName);
+    Project.NameKey projectNameKey = Project.nameKey(projectName);
     try (Repository repository = repoManager.openRepository(projectNameKey)) {
       String repositoryPath = repository.getDirectory().getAbsolutePath();
       queueEvaluationIfNecessary(repositoryPath);
diff --git a/src/main/resources/Documentation/README b/src/main/resources/Documentation/README
new file mode 100755
index 0000000..94dafed
--- /dev/null
+++ b/src/main/resources/Documentation/README
@@ -0,0 +1,28 @@
+#!/bin/bash
+#
+# Example usage only-
+# ./README site $HOME /usr/lib/jvm/java-8-openjdk-amd64
+
+if [ $# -lt 3 ]; then
+  exit
+fi
+site=$1
+path=$2/$site
+jdk=$3
+
+jar=gc-executor
+deployed="$jar"_deploy
+underscored=${jar/-/_}
+
+cd ../../../..
+bazel build $deployed.jar \
+  && cp bazel-bin/$deployed.jar $jar.jar \
+  && chmod +w $jar.jar \
+  && cp bazel-out/k8-fastbuild/bin/$jar.runfiles/$underscored/external/postgresql/jar/postgresql-42.2.5.jar \
+    "$path"/lib/ \
+  && printf "[jvm]\n  javaHome = %s\n" "$jdk" > gc.config \
+  && printf "\n[evaluation]\n  repositoriesPath = %s/git\n" "$path" >> gc.config \
+  && ./bin/gc_ctl restart \
+  && ./bin/gc_ctl status \
+  && ./bin/gc_ctl
+tail -f startup.log
diff --git a/src/main/resources/Documentation/build.md b/src/main/resources/Documentation/build.md
index 24ec423..9d539db 100644
--- a/src/main/resources/Documentation/build.md
+++ b/src/main/resources/Documentation/build.md
@@ -1,13 +1,9 @@
 Build
 =====
 
-This plugin is built with Bazel and two build modes are supported:
+This plugin is built with Bazel.
 
-* Standalone
-* In Gerrit tree.
-
-Standalone build mode is recommended, as this mode doesn't require local Gerrit
-tree to exist. This plugin has a side component, gc-executor, to build as well.
+This plugin has a side component, gc-executor, to build as well.
 
 Successfully running some of the tests requires Docker,
 which are skipped if Docker is not available.
@@ -15,58 +11,18 @@
 Bazel currently does not show
 link:https://github.com/bazelbuild/bazel/issues/3476[skipped tests].
 
-## Build standalone
-
-To build the plugin, issue the following command:
-
-```
-  bazel build @PLUGIN@
-```
-
-The output is created in
-
-```
-  bazel-bin/@PLUGIN@.jar
-```
-
-To package the plugin sources run:
-
-```
-  bazel build lib@PLUGIN@__plugin-src.jar
-```
-
-The output is created in:
-
-```
-  bazel-bin/lib@PLUGIN@__plugin-src.jar
-```
-
-To execute the tests run:
-
-```
-  bazel test //...
-```
-
-This project can be imported into the Eclipse IDE. Execute:
-
-```
-  ./tools/eclipse/project.py
-```
-
-to generate the required files and then import the project.
-
 ## Building gc-executor
 
 To build the executor, issue the following command:
 
 ```
-  bazel build gc-executor_deploy.jar
+  bazel build plugins/@PLUGIN@:gc-executor_deploy.jar
 ```
 
 The output is created in:
 
 ```
-  bazel-bin/gc-executor_deploy.jar
+  bazel-bin/plugins/@PLUGIN@/gc-executor_deploy.jar
 ```
 
 This jar should be renamed to gc-executor.jar before deployment.
@@ -75,7 +31,7 @@
 should be manually copied over to the gerrit site /lib folder; on macOS:
 
 ```
-  bazel-out/darwin-fastbuild/bin/gc-executor.runfiles/gc_executor/external/postgresql/jar/postgresql-42.2.5.jar
+  bazel-out/darwin-fastbuild/bin/plugins/@PLUGIN@/gc-executor.runfiles/postgresql/jar/postgresql-42.2.5.jar
 ```
 
 That file has to be in accordance with potentially existing database driver
@@ -105,6 +61,18 @@
   bazel-bin/plugins/@PLUGIN@/@PLUGIN@.jar
 ```
 
+To package the plugin sources run:
+
+```
+  bazel build plugins/@PLUGIN@:lib@PLUGIN@__plugin-src.jar
+```
+
+The output is created in:
+
+```
+  bazel-bin/plugins/@PLUGIN@/lib@PLUGIN@__plugin-src.jar
+```
+
 To execute the tests run:
 
 ```
diff --git a/src/test/README.md b/src/test/README.md
index 858ef4c..23a51b2 100644
--- a/src/test/README.md
+++ b/src/test/README.md
@@ -6,7 +6,7 @@
 ```
 
 To start using the files under these directories above, consider the
-[instructions](https://gerrit-documentation.storage.googleapis.com/Documentation/3.0.9/dev-e2e-tests.html)
+[instructions](https://gerrit-documentation.storage.googleapis.com/Documentation/3.1.5/dev-e2e-tests.html)
 on how to use Gerrit core's Gatling framework. These are about running
 non-core test scenarios such as this plugin one below:
 
@@ -25,3 +25,22 @@
 scala package one from the scenario classes. The core framework expects
 such a directory structure for both the scala and resources (json data)
 files.
+
+There are two environment properties that can be configured:
+
+The ```minute_multiplier``` property defines a value that get
+multiplied by 60 to represent the time needed by the test before
+creating the last change which triggers the plugin. Its default is ```1```
+and can be set using another value:
+
+```bash
+   -Dcom.ericsson.gerrit.plugins.gcconductor.scenarios.minute_multiplier=5
+```
+
+The ```loose_objects``` property represents the value of loose objects
+required to trigger garbage collection. Its default value is ```400``` and
+can be set using another value:
+
+```bash
+   -Dcom.ericsson.gerrit.plugins.gcconductor.scenarios.loose_objects=50
+```
diff --git a/src/test/java/com/ericsson/gerrit/plugins/gcconductor/evaluator/EvaluatorTest.java b/src/test/java/com/ericsson/gerrit/plugins/gcconductor/evaluator/EvaluatorTest.java
index c51d2a8..7834c17 100644
--- a/src/test/java/com/ericsson/gerrit/plugins/gcconductor/evaluator/EvaluatorTest.java
+++ b/src/test/java/com/ericsson/gerrit/plugins/gcconductor/evaluator/EvaluatorTest.java
@@ -23,8 +23,8 @@
 
 import com.ericsson.gerrit.plugins.gcconductor.EvaluationTask;
 import com.ericsson.gerrit.plugins.gcconductor.EvaluationTask.Factory;
+import com.google.gerrit.entities.Project;
 import com.google.gerrit.extensions.events.GitReferenceUpdatedListener;
-import com.google.gerrit.reviewdb.client.Project;
 import com.google.gerrit.server.git.GitRepositoryManager;
 import java.io.File;
 import java.io.IOException;
@@ -43,7 +43,7 @@
 public class EvaluatorTest {
   private static final String REPOSITORY_PATH = "/path/someRepo.git";
   private static final String REPOSITORY_PATH_OTHER = "/path/otherRepo.git";
-  private static final Project.NameKey NAME_KEY = new Project.NameKey("testProject");
+  private static final Project.NameKey NAME_KEY = Project.nameKey("testProject");
 
   @Mock private GitReferenceUpdatedListener.Event event;
   @Mock private GitRepositoryManager repoManager;
diff --git a/src/test/java/com/ericsson/gerrit/plugins/gcconductor/executor/ConfigUtilTest.java b/src/test/java/com/ericsson/gerrit/plugins/gcconductor/executor/ConfigUtilTest.java
index c99201a..1485d72 100644
--- a/src/test/java/com/ericsson/gerrit/plugins/gcconductor/executor/ConfigUtilTest.java
+++ b/src/test/java/com/ericsson/gerrit/plugins/gcconductor/executor/ConfigUtilTest.java
@@ -15,6 +15,7 @@
 package com.ericsson.gerrit.plugins.gcconductor.executor;
 
 import static com.google.common.truth.Truth.assertThat;
+import static com.google.gerrit.testing.GerritJUnit.assertThrows;
 import static java.util.concurrent.TimeUnit.DAYS;
 import static java.util.concurrent.TimeUnit.HOURS;
 import static java.util.concurrent.TimeUnit.MILLISECONDS;
@@ -52,22 +53,24 @@
         .isEqualTo(DEFAULT_VALUE);
   }
 
-  @Test(expected = IllegalArgumentException.class)
+  @Test
   public void testGetTimeThrowsExceptionIfNegativeValue() {
     when(config.getString("", null, "")).thenReturn("-1");
-    assertThat(ConfigUtil.getTimeUnit(config, "", "", DEFAULT_VALUE, DAYS))
-        .isEqualTo(DEFAULT_VALUE);
+    assertThrows(
+        IllegalArgumentException.class,
+        () -> ConfigUtil.getTimeUnit(config, "", "", DEFAULT_VALUE, DAYS));
 
     when(config.getString("", null, "")).thenReturn("");
     assertThat(ConfigUtil.getTimeUnit(config, "", "", DEFAULT_VALUE, DAYS))
         .isEqualTo(DEFAULT_VALUE);
   }
 
-  @Test(expected = IllegalArgumentException.class)
+  @Test
   public void testGetTimeThrowsExceptionIfBadTimeUnit() {
     when(config.getString("", null, "")).thenReturn("1s");
-    assertThat(ConfigUtil.getTimeUnit(config, "", "", DEFAULT_VALUE, DAYS))
-        .isEqualTo(DEFAULT_VALUE);
+    assertThrows(
+        IllegalArgumentException.class,
+        () -> ConfigUtil.getTimeUnit(config, "", "", DEFAULT_VALUE, DAYS));
   }
 
   @Test
@@ -99,9 +102,9 @@
     assertEquals(ms(1, MILLISECONDS), parse(""));
   }
 
-  @Test(expected = IllegalArgumentException.class)
+  @Test
   public void testUnsupportedTimeUnit() {
-    parse("1 min");
+    assertThrows(IllegalArgumentException.class, () -> parse("1 min"));
   }
 
   private static long ms(int cnt, TimeUnit unit) {
diff --git a/src/test/java/com/ericsson/gerrit/plugins/gcconductor/executor/ExecutorModuleTest.java b/src/test/java/com/ericsson/gerrit/plugins/gcconductor/executor/ExecutorModuleTest.java
index f4d3cef..3e88f2b 100644
--- a/src/test/java/com/ericsson/gerrit/plugins/gcconductor/executor/ExecutorModuleTest.java
+++ b/src/test/java/com/ericsson/gerrit/plugins/gcconductor/executor/ExecutorModuleTest.java
@@ -15,7 +15,7 @@
 package com.ericsson.gerrit.plugins.gcconductor.executor;
 
 import static com.google.common.truth.Truth.assertThat;
-import static org.junit.Assert.fail;
+import static com.google.common.truth.Truth8.assertThat;
 import static org.mockito.Mockito.when;
 
 import com.google.inject.Binder;
@@ -45,9 +45,7 @@
     String host = "hostname";
     when(execCfg.isPickOwnHostOnly()).thenReturn(true);
     Optional<String> wasQueuedFrom = executorModule.wasQueuedFrom(execCfg, host);
-    if (!wasQueuedFrom.isPresent()) {
-      fail("wasQueued from is empty");
-    }
+    assertThat(wasQueuedFrom).isPresent();
     assertThat(wasQueuedFrom.get()).isEqualTo(host);
 
     when(execCfg.isPickOwnHostOnly()).thenReturn(false);
diff --git a/src/test/java/com/ericsson/gerrit/plugins/gcconductor/executor/ScheduledEvaluationTaskTest.java b/src/test/java/com/ericsson/gerrit/plugins/gcconductor/executor/ScheduledEvaluationTaskTest.java
index c560fbf..302c4c8 100644
--- a/src/test/java/com/ericsson/gerrit/plugins/gcconductor/executor/ScheduledEvaluationTaskTest.java
+++ b/src/test/java/com/ericsson/gerrit/plugins/gcconductor/executor/ScheduledEvaluationTaskTest.java
@@ -14,6 +14,7 @@
 
 package com.ericsson.gerrit.plugins.gcconductor.executor;
 
+import static com.google.gerrit.testing.GerritJUnit.assertThrows;
 import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.verifyZeroInteractions;
@@ -50,10 +51,12 @@
     periodicEvaluator = new ScheduledEvaluationTask(evaluationTaskFactory, config);
   }
 
-  @Test(expected = ProvisionException.class)
-  public void shouldThrowAnExceptionOnInvalidrepositoryPath() {
+  @Test
+  public void shouldThrowAnExceptionOnInvalidrepositoryPath() throws Exception {
     when(config.getRepositoriesPath()).thenReturn("unexistingPath");
-    periodicEvaluator = new ScheduledEvaluationTask(evaluationTaskFactory, config);
+    assertThrows(
+        ProvisionException.class,
+        () -> periodicEvaluator = new ScheduledEvaluationTask(evaluationTaskFactory, config));
   }
 
   @Test
diff --git a/src/test/java/com/ericsson/gerrit/plugins/gcconductor/postgresqueue/PostgresModuleTest.java b/src/test/java/com/ericsson/gerrit/plugins/gcconductor/postgresqueue/PostgresModuleTest.java
index 5df97d0..7721b8c 100644
--- a/src/test/java/com/ericsson/gerrit/plugins/gcconductor/postgresqueue/PostgresModuleTest.java
+++ b/src/test/java/com/ericsson/gerrit/plugins/gcconductor/postgresqueue/PostgresModuleTest.java
@@ -18,6 +18,7 @@
 import static com.ericsson.gerrit.plugins.gcconductor.postgresqueue.TestUtil.invalidConfigMockFor;
 import static com.ericsson.gerrit.plugins.gcconductor.postgresqueue.TestUtil.newContainer;
 import static com.google.common.truth.Truth.assertThat;
+import static com.google.gerrit.testing.GerritJUnit.assertThrows;
 import static org.mockito.Mockito.doThrow;
 import static org.mockito.Mockito.mock;
 
@@ -73,9 +74,10 @@
     assertThat(dataSource.isClosed()).isFalse();
   }
 
-  @Test(expected = SQLException.class)
-  public void shouldFailIfDatabaseNameIsInvalid() throws SQLException {
-    module.provideGcDatabaseAccess(invalidConfigMockFor(container));
+  @Test
+  public void shouldFailIfDatabaseNameIsInvalid() throws Exception {
+    assertThrows(
+        SQLException.class, () -> module.provideGcDatabaseAccess(invalidConfigMockFor(container)));
   }
 
   @Test
@@ -87,11 +89,11 @@
     assertThat(dataSource.isClosed()).isTrue();
   }
 
-  @Test(expected = RuntimeException.class)
-  public void shouldThrowExceptionIfFailsToCloseDatabaseAccess() throws SQLException {
+  @Test
+  public void shouldThrowExceptionIfFailsToCloseDatabaseAccess() throws Exception {
     BasicDataSource dataSouceMock = mock(BasicDataSource.class);
     doThrow(new SQLException("somme error")).when(dataSouceMock).close();
     DatabaseAccessCleanUp dbCleanUp = new DatabaseAccessCleanUp(dataSouceMock);
-    dbCleanUp.onShutdown();
+    assertThrows(RuntimeException.class, () -> dbCleanUp.onShutdown());
   }
 }
diff --git a/src/test/java/com/ericsson/gerrit/plugins/gcconductor/postgresqueue/PostgresQueueTest.java b/src/test/java/com/ericsson/gerrit/plugins/gcconductor/postgresqueue/PostgresQueueTest.java
index b767d04..aab695c 100644
--- a/src/test/java/com/ericsson/gerrit/plugins/gcconductor/postgresqueue/PostgresQueueTest.java
+++ b/src/test/java/com/ericsson/gerrit/plugins/gcconductor/postgresqueue/PostgresQueueTest.java
@@ -17,7 +17,7 @@
 import static com.ericsson.gerrit.plugins.gcconductor.postgresqueue.TestUtil.configMockFor;
 import static com.ericsson.gerrit.plugins.gcconductor.postgresqueue.TestUtil.newContainer;
 import static com.google.common.truth.Truth.assertThat;
-import static org.junit.Assert.fail;
+import static com.google.gerrit.testing.GerritJUnit.assertThrows;
 import static org.mockito.ArgumentMatchers.anyString;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.when;
@@ -52,33 +52,33 @@
   }
 
   @Before
-  public void setUp() throws SQLException, GcQueueException {
+  public void setUp() throws Exception {
     dataSource = new PostgresModule(null).provideGcDatabaseAccess(configMockFor(container));
     queue = new PostgresQueue(dataSource);
     emptyQueue();
   }
 
   @After
-  public void tearDown() throws SQLException {
+  public void tearDown() throws Exception {
     if (dataSource != null) {
       dataSource.close();
     }
   }
 
   @Test
-  public void shouldCreateSchemaOnInit() throws GcQueueException {
+  public void shouldCreateSchemaOnInit() throws Exception {
     assertThat(queue.list()).isEmpty();
   }
 
-  @Test(expected = SQLException.class)
+  @Test
   public void shouldThrowExceptionIfFailsToCreateSchemaOnInit() throws Exception {
     BasicDataSource dataSouceMock = mock(BasicDataSource.class);
     when(dataSouceMock.getConnection()).thenThrow(new SQLException("some message"));
-    queue = new PostgresQueue(dataSouceMock);
+    assertThrows(SQLException.class, () -> queue = new PostgresQueue(dataSouceMock));
   }
 
   @Test
-  public void testAddContainsAndRemove() throws GcQueueException {
+  public void testAddContainsAndRemove() throws Exception {
     String repoPath = "/some/path/to/some/repository";
     String hostname = "someHostname";
 
@@ -115,68 +115,68 @@
     assertThat(queue.contains(repoPath)).isFalse();
   }
 
-  @Test(expected = GcQueueException.class)
+  @Test
   public void testAddThatFailsWhenGettingConnection() throws Exception {
     queue = new PostgresQueue(createDataSourceThatFailsWhenGettingConnection());
-    queue.add("repo", "hostname");
-  }
-
-  @Test(expected = GcQueueException.class)
-  public void testAddThatFailsWhenCreatingStatement() throws Exception {
-    queue = new PostgresQueue(createDataSourceThatFailsWhenCreatingStatement());
-    queue.add("repo", "hostname");
-  }
-
-  @Test(expected = GcQueueException.class)
-  public void testAddThatFailsWhenExecutingQuery() throws Exception {
-    queue = new PostgresQueue(createDataSourceThatFailsWhenExecutingQuery());
-    queue.add("repo", "hostname");
-  }
-
-  @Test(expected = GcQueueException.class)
-  public void testContainsThatFailsWhenGettingConnection() throws Exception {
-    queue = new PostgresQueue(createDataSourceThatFailsWhenGettingConnection());
-    queue.contains("repo");
-  }
-
-  @Test(expected = GcQueueException.class)
-  public void testContainsThatFailsWhenCreatingStatement() throws Exception {
-    queue = new PostgresQueue(createDataSourceThatFailsWhenCreatingStatement());
-    queue.contains("repo");
-  }
-
-  @Test(expected = GcQueueException.class)
-  public void testContainsThatFailsWhenExecutingQuery() throws Exception {
-    queue = new PostgresQueue(createDataSourceThatFailsWhenExecutingQuery());
-    queue.contains("repo");
-  }
-
-  @Test(expected = GcQueueException.class)
-  public void testContainsThatFailsWhenIteratingResults() throws Exception {
-    queue = new PostgresQueue(createDataSourceThatFailsWhenIteratingResults());
-    queue.contains("repo");
-  }
-
-  @Test(expected = GcQueueException.class)
-  public void testRemoveThatFailsWhenGettingConnection() throws Exception {
-    queue = new PostgresQueue(createDataSourceThatFailsWhenGettingConnection());
-    queue.remove("repo");
-  }
-
-  @Test(expected = GcQueueException.class)
-  public void testRemoveThatFailsWhenCreatingStatement() throws Exception {
-    queue = new PostgresQueue(createDataSourceThatFailsWhenCreatingStatement());
-    queue.remove("repo");
-  }
-
-  @Test(expected = GcQueueException.class)
-  public void testRemoveThatFailsWhenExecutingQuery() throws Exception {
-    queue = new PostgresQueue(createDataSourceThatFailsWhenExecutingQuery());
-    queue.remove("repo");
+    assertThrows(GcQueueException.class, () -> queue.add("repo", "hostname"));
   }
 
   @Test
-  public void testList() throws GcQueueException {
+  public void testAddThatFailsWhenCreatingStatement() throws Exception {
+    queue = new PostgresQueue(createDataSourceThatFailsWhenCreatingStatement());
+    assertThrows(GcQueueException.class, () -> queue.add("repo", "hostname"));
+  }
+
+  @Test
+  public void testAddThatFailsWhenExecutingQuery() throws Exception {
+    queue = new PostgresQueue(createDataSourceThatFailsWhenExecutingQuery());
+    assertThrows(GcQueueException.class, () -> queue.add("repo", "hostname"));
+  }
+
+  @Test
+  public void testContainsThatFailsWhenGettingConnection() throws Exception {
+    queue = new PostgresQueue(createDataSourceThatFailsWhenGettingConnection());
+    assertThrows(GcQueueException.class, () -> queue.contains("repo"));
+  }
+
+  @Test
+  public void testContainsThatFailsWhenCreatingStatement() throws Exception {
+    queue = new PostgresQueue(createDataSourceThatFailsWhenCreatingStatement());
+    assertThrows(GcQueueException.class, () -> queue.contains("repo"));
+  }
+
+  @Test
+  public void testContainsThatFailsWhenExecutingQuery() throws Exception {
+    queue = new PostgresQueue(createDataSourceThatFailsWhenExecutingQuery());
+    assertThrows(GcQueueException.class, () -> queue.contains("repo"));
+  }
+
+  @Test
+  public void testContainsThatFailsWhenIteratingResults() throws Exception {
+    queue = new PostgresQueue(createDataSourceThatFailsWhenIteratingResults());
+    assertThrows(GcQueueException.class, () -> queue.contains("repo"));
+  }
+
+  @Test
+  public void testRemoveThatFailsWhenGettingConnection() throws Exception {
+    queue = new PostgresQueue(createDataSourceThatFailsWhenGettingConnection());
+    assertThrows(GcQueueException.class, () -> queue.remove("repo"));
+  }
+
+  @Test
+  public void testRemoveThatFailsWhenCreatingStatement() throws Exception {
+    queue = new PostgresQueue(createDataSourceThatFailsWhenCreatingStatement());
+    assertThrows(GcQueueException.class, () -> queue.remove("repo"));
+  }
+
+  @Test
+  public void testRemoveThatFailsWhenExecutingQuery() throws Exception {
+    queue = new PostgresQueue(createDataSourceThatFailsWhenExecutingQuery());
+    assertThrows(GcQueueException.class, () -> queue.remove("repo"));
+  }
+
+  @Test
+  public void testList() throws Exception {
     String repoPath = "/some/path/to/some/repository.git";
     String repoPath2 = "/some/path/to/some/repository2.git";
     String hostname = "hostname";
@@ -208,32 +208,32 @@
     assertThat(timestampDiff).isAtMost(TimeUnit.SECONDS.toMillis(1));
   }
 
-  @Test(expected = GcQueueException.class)
+  @Test
   public void testListThatFailsWhenGettingConnection() throws Exception {
     queue = new PostgresQueue(createDataSourceThatFailsWhenGettingConnection());
-    queue.list();
-  }
-
-  @Test(expected = GcQueueException.class)
-  public void testListThatFailsWhenCreatingStatement() throws Exception {
-    queue = new PostgresQueue(createDataSourceThatFailsWhenCreatingStatement());
-    queue.list();
-  }
-
-  @Test(expected = GcQueueException.class)
-  public void testListThatFailsWhenExecutingQuery() throws Exception {
-    queue = new PostgresQueue(createDataSourceThatFailsWhenExecutingQuery());
-    queue.list();
-  }
-
-  @Test(expected = GcQueueException.class)
-  public void testListThatFailsWhenIteratingResults() throws Exception {
-    queue = new PostgresQueue(createDataSourceThatFailsWhenIteratingResults());
-    queue.list();
+    assertThrows(GcQueueException.class, () -> queue.list());
   }
 
   @Test
-  public void testPick() throws GcQueueException {
+  public void testListThatFailsWhenCreatingStatement() throws Exception {
+    queue = new PostgresQueue(createDataSourceThatFailsWhenCreatingStatement());
+    assertThrows(GcQueueException.class, () -> queue.list());
+  }
+
+  @Test
+  public void testListThatFailsWhenExecutingQuery() throws Exception {
+    queue = new PostgresQueue(createDataSourceThatFailsWhenExecutingQuery());
+    assertThrows(GcQueueException.class, () -> queue.list());
+  }
+
+  @Test
+  public void testListThatFailsWhenIteratingResults() throws Exception {
+    queue = new PostgresQueue(createDataSourceThatFailsWhenIteratingResults());
+    assertThrows(GcQueueException.class, () -> queue.list());
+  }
+
+  @Test
+  public void testPick() throws Exception {
     String repoPath = "/some/path/to/some/repository";
     String hostname = "someHostname";
     String executor = "someExecutor";
@@ -262,7 +262,7 @@
   }
 
   @Test
-  public void testPickRepositoriesInOrder() throws GcQueueException {
+  public void testPickRepositoriesInOrder() throws Exception {
     String repositoryFormat = "my/path%s.git";
     for (int i = 0; i < 100; i++) {
       queue.add(String.format(repositoryFormat, i), "someHostname");
@@ -275,7 +275,7 @@
   }
 
   @Test
-  public void testPickInQueueForLongerThan() throws GcQueueException, InterruptedException {
+  public void testPickInQueueForLongerThan() throws Exception {
     String repoPath = "/some/path/to/some/repository";
     String hostname = "someHostname";
     String executor = "someExecutor";
@@ -293,7 +293,7 @@
   }
 
   @Test
-  public void testPickQueuedFrom() throws GcQueueException {
+  public void testPickQueuedFrom() throws Exception {
     String repoPath = "/some/path/to/some/repository";
     String hostname = "hostname";
     String otherHostname = "otherHostname";
@@ -310,32 +310,32 @@
     assertThat(picked.getExecutor()).isEqualTo(executor);
   }
 
-  @Test(expected = GcQueueException.class)
+  @Test
   public void testPickThatFailsWhenGettingConnection() throws Exception {
     queue = new PostgresQueue(createDataSourceThatFailsWhenGettingConnection());
-    queue.pick("executor", 0, Optional.empty());
-  }
-
-  @Test(expected = GcQueueException.class)
-  public void testPickThatFailsWhenCreatingStatement() throws Exception {
-    queue = new PostgresQueue(createDataSourceThatFailsWhenCreatingStatement());
-    queue.pick("executor", 0, Optional.empty());
-  }
-
-  @Test(expected = GcQueueException.class)
-  public void testPickThatFailsWhenExecutingQuery() throws Exception {
-    queue = new PostgresQueue(createDataSourceThatFailsWhenExecutingQuery());
-    queue.pick("executor", 0, Optional.empty());
-  }
-
-  @Test(expected = GcQueueException.class)
-  public void testPickThatFailsWhenIteratingResults() throws Exception {
-    queue = new PostgresQueue(createDataSourceThatFailsWhenIteratingResults());
-    queue.pick("executor", 0, Optional.empty());
+    assertThrows(GcQueueException.class, () -> queue.pick("executor", 0, Optional.empty()));
   }
 
   @Test
-  public void testUnpick() throws GcQueueException {
+  public void testPickThatFailsWhenCreatingStatement() throws Exception {
+    queue = new PostgresQueue(createDataSourceThatFailsWhenCreatingStatement());
+    assertThrows(GcQueueException.class, () -> queue.pick("executor", 0, Optional.empty()));
+  }
+
+  @Test
+  public void testPickThatFailsWhenExecutingQuery() throws Exception {
+    queue = new PostgresQueue(createDataSourceThatFailsWhenExecutingQuery());
+    assertThrows(GcQueueException.class, () -> queue.pick("executor", 0, Optional.empty()));
+  }
+
+  @Test
+  public void testPickThatFailsWhenIteratingResults() throws Exception {
+    queue = new PostgresQueue(createDataSourceThatFailsWhenIteratingResults());
+    assertThrows(GcQueueException.class, () -> queue.pick("executor", 0, Optional.empty()));
+  }
+
+  @Test
+  public void testUnpick() throws Exception {
     String repoPath = "/some/path/to/some/repository";
     String hostname = "someHostname";
     String executor = "someExecutor";
@@ -354,26 +354,26 @@
     assertThat(picked.getExecutor()).isEqualTo(executor);
   }
 
-  @Test(expected = GcQueueException.class)
+  @Test
   public void testUnpickThatFailsWhenGettingConnection() throws Exception {
     queue = new PostgresQueue(createDataSourceThatFailsWhenGettingConnection());
-    queue.unpick("/some/path/to/some/repository.git");
-  }
-
-  @Test(expected = GcQueueException.class)
-  public void testUnpickFailsWhenCreatingStatement() throws Exception {
-    queue = new PostgresQueue(createDataSourceThatFailsWhenCreatingStatement());
-    queue.unpick("/some/path/to/some/repository.git");
-  }
-
-  @Test(expected = GcQueueException.class)
-  public void testUnpickThatFailsWhenExecutingQuery() throws Exception {
-    queue = new PostgresQueue(createDataSourceThatFailsWhenExecutingQuery());
-    queue.unpick("/some/path/to/some/repository.git");
+    assertThrows(GcQueueException.class, () -> queue.unpick("/some/path/to/some/repository.git"));
   }
 
   @Test
-  public void testResetQueuedFrom() throws GcQueueException {
+  public void testUnpickFailsWhenCreatingStatement() throws Exception {
+    queue = new PostgresQueue(createDataSourceThatFailsWhenCreatingStatement());
+    assertThrows(GcQueueException.class, () -> queue.unpick("/some/path/to/some/repository.git"));
+  }
+
+  @Test
+  public void testUnpickThatFailsWhenExecutingQuery() throws Exception {
+    queue = new PostgresQueue(createDataSourceThatFailsWhenExecutingQuery());
+    assertThrows(GcQueueException.class, () -> queue.unpick("/some/path/to/some/repository.git"));
+  }
+
+  @Test
+  public void testResetQueuedFrom() throws Exception {
     String repoPath = "/some/path/to/some/repository";
     String repoPath2 = "/some/path/to/some/repository2";
     String hostname = "hostname";
@@ -389,26 +389,26 @@
     assertThat(queue.list().get(1).getQueuedFrom()).isEqualTo(otherHostname);
   }
 
-  @Test(expected = GcQueueException.class)
+  @Test
   public void testResetQueuedFromThatFailsWhenGettingConnection() throws Exception {
     queue = new PostgresQueue(createDataSourceThatFailsWhenGettingConnection());
-    queue.resetQueuedFrom("someHostname");
-  }
-
-  @Test(expected = GcQueueException.class)
-  public void testResetQueuedFromFailsWhenCreatingStatement() throws Exception {
-    queue = new PostgresQueue(createDataSourceThatFailsWhenCreatingStatement());
-    queue.resetQueuedFrom("someHostname");
-  }
-
-  @Test(expected = GcQueueException.class)
-  public void testResetQueuedFromThatFailsWhenExecutingQuery() throws Exception {
-    queue = new PostgresQueue(createDataSourceThatFailsWhenExecutingQuery());
-    queue.resetQueuedFrom("someHostname");
+    assertThrows(GcQueueException.class, () -> queue.resetQueuedFrom("someHostname"));
   }
 
   @Test
-  public void testBumpToFirst() throws GcQueueException {
+  public void testResetQueuedFromFailsWhenCreatingStatement() throws Exception {
+    queue = new PostgresQueue(createDataSourceThatFailsWhenCreatingStatement());
+    assertThrows(GcQueueException.class, () -> queue.resetQueuedFrom("someHostname"));
+  }
+
+  @Test
+  public void testResetQueuedFromThatFailsWhenExecutingQuery() throws Exception {
+    queue = new PostgresQueue(createDataSourceThatFailsWhenExecutingQuery());
+    assertThrows(GcQueueException.class, () -> queue.resetQueuedFrom("someHostname"));
+  }
+
+  @Test
+  public void testBumpToFirst() throws Exception {
     String repoPath = "/some/path/to/some/repository";
     String repoPath2 = "/some/path/to/some/repository2";
     String repoPath3 = "/some/path/to/some/repository3";
@@ -439,25 +439,25 @@
     assertThat(queue.list().get(2).getPath()).isEqualTo(repoPath2);
   }
 
-  @Test(expected = GcQueueException.class)
+  @Test
   public void testBumpToFirstThatFailsWhenGettingConnection() throws Exception {
     queue = new PostgresQueue(createDataSourceThatFailsWhenGettingConnection());
-    queue.bumpToFirst("someHostname");
+    assertThrows(GcQueueException.class, () -> queue.bumpToFirst("someHostname"));
   }
 
-  @Test(expected = GcQueueException.class)
+  @Test
   public void testBumpToFirstFailsWhenCreatingStatement() throws Exception {
     queue = new PostgresQueue(createDataSourceThatFailsWhenCreatingStatement());
-    queue.bumpToFirst("someHostname");
+    assertThrows(GcQueueException.class, () -> queue.bumpToFirst("someHostname"));
   }
 
-  @Test(expected = GcQueueException.class)
+  @Test
   public void testBumpToFirstThatFailsWhenExecutingQuery() throws Exception {
     queue = new PostgresQueue(createDataSourceThatFailsWhenExecutingQuery());
-    queue.bumpToFirst("someHostname");
+    assertThrows(GcQueueException.class, () -> queue.bumpToFirst("someHostname"));
   }
 
-  private BasicDataSource createDataSourceThatFailsWhenGettingConnection() throws SQLException {
+  private BasicDataSource createDataSourceThatFailsWhenGettingConnection() throws Exception {
     BasicDataSource dataSouceMock = mock(BasicDataSource.class);
     Connection connectionMock = mock(Connection.class);
     Statement statementMock = mock(Statement.class);
@@ -468,7 +468,7 @@
     return dataSouceMock;
   }
 
-  private BasicDataSource createDataSourceThatFailsWhenCreatingStatement() throws SQLException {
+  private BasicDataSource createDataSourceThatFailsWhenCreatingStatement() throws Exception {
     BasicDataSource dataSouceMock = mock(BasicDataSource.class);
     Connection connectionMock = mock(Connection.class);
     Statement statementMock = mock(Statement.class);
@@ -479,7 +479,7 @@
     return dataSouceMock;
   }
 
-  private BasicDataSource createDataSourceThatFailsWhenExecutingQuery() throws SQLException {
+  private BasicDataSource createDataSourceThatFailsWhenExecutingQuery() throws Exception {
     BasicDataSource dataSouceMock = mock(BasicDataSource.class);
     Connection connectionMock = mock(Connection.class);
     Statement statementMock = mock(Statement.class);
@@ -492,7 +492,7 @@
     return dataSouceMock;
   }
 
-  private BasicDataSource createDataSourceThatFailsWhenIteratingResults() throws SQLException {
+  private BasicDataSource createDataSourceThatFailsWhenIteratingResults() throws Exception {
     BasicDataSource dataSouceMock = mock(BasicDataSource.class);
     Connection connectionMock = mock(Connection.class);
     Statement statementMock = mock(Statement.class);
@@ -506,17 +506,16 @@
     return dataSouceMock;
   }
 
-  private void emptyQueue() throws GcQueueException {
-    queue.list().stream()
-        .map(RepositoryInfo::getPath)
-        .forEach(
-            repository -> {
-              try {
-                queue.remove(repository);
-              } catch (GcQueueException e) {
-                fail();
-              }
-            });
+  private void emptyQueue() throws Exception {
+    queue.list().stream().map(RepositoryInfo::getPath).forEach(this::doEmptyQueue);
     assertThat(queue.list()).isEmpty();
   }
+
+  private void doEmptyQueue(String repository) {
+    try {
+      queue.remove(repository);
+    } catch (GcQueueException e) {
+      throw new RuntimeException(e);
+    }
+  }
 }
diff --git a/src/test/scala/com/ericsson/gerrit/plugins/gcconductor/scenarios/CreateChangesTriggeringGc.scala b/src/test/scala/com/ericsson/gerrit/plugins/gcconductor/scenarios/CreateChangesTriggeringGc.scala
index bc74935..079f89c 100644
--- a/src/test/scala/com/ericsson/gerrit/plugins/gcconductor/scenarios/CreateChangesTriggeringGc.scala
+++ b/src/test/scala/com/ericsson/gerrit/plugins/gcconductor/scenarios/CreateChangesTriggeringGc.scala
@@ -24,19 +24,19 @@
 
 class CreateChangesTriggeringGc extends ProjectSimulation {
   private val data: FeederBuilder = jsonFile(resource).convert(keys).circular
-  private val numberKey = "_number"
 
-  lazy val DefaultSecondsToNextEvaluation = 60
-  private lazy val DefaultLooseObjectsToEnqueueGc = 400
+  private lazy val minuteMultiplier = getProperty("minute_multiplier", 1).toInt
+  lazy val secondsToNextEvaluation: Int = 60 * minuteMultiplier
+  private lazy val looseObjectsToEnqueueGc = getProperty("loose_objects", 400).toInt
   private lazy val LooseObjectsPerChange = 2
   private lazy val ChangesMultiplier = 8
   lazy val changesPerSecond: Int = 4 * ChangesMultiplier
   val ChangesForLastEvaluation: Int = single
 
   lazy val secondsForLastEvaluation: Int = SecondsPerWeightUnit
-  private lazy val changesToEnqueueGc = DefaultLooseObjectsToEnqueueGc * ChangesMultiplier / LooseObjectsPerChange
+  private lazy val changesToEnqueueGc = looseObjectsToEnqueueGc * ChangesMultiplier / LooseObjectsPerChange
   lazy val secondsToChanges: Int = changesToEnqueueGc / changesPerSecond
-  private lazy val maxSecondsToEnqueueGc = secondsToChanges + DefaultSecondsToNextEvaluation + secondsForLastEvaluation
+  private lazy val maxSecondsToEnqueueGc = secondsToChanges + secondsToNextEvaluation + secondsForLastEvaluation
 
   override def relativeRuntimeWeight: Int = maxSecondsToEnqueueGc / SecondsPerWeightUnit
 
@@ -50,7 +50,7 @@
     .feed(data)
     .exec(httpRequest
       .body(ElFileBody(body)).asJson
-      .check(regex("\"" + numberKey + "\":(\\d+),").saveAs(numberKey)))
+      .check(regex("\"_" + numberKey + "\":(\\d+),").saveAs(numberKey)))
     .exec(session => {
       deleteChanges.upToNumber = session(numberKey).as[Int]
       session
@@ -63,7 +63,7 @@
     test.inject(
       nothingFor(stepWaitTime(this) seconds),
       constantUsersPerSec(changesPerSecond) during (secondsToChanges seconds),
-      nothingFor(DefaultSecondsToNextEvaluation seconds),
+      nothingFor(secondsToNextEvaluation seconds),
       nothingFor(secondsForLastEvaluation / 2 seconds),
       atOnceUsers(ChangesForLastEvaluation),
       nothingFor(secondsForLastEvaluation / 2 seconds)
diff --git a/src/test/scala/com/ericsson/gerrit/plugins/gcconductor/scenarios/CreateChangesTriggeringGcWithProject.scala b/src/test/scala/com/ericsson/gerrit/plugins/gcconductor/scenarios/CreateChangesTriggeringGcWithProject.scala
index 7c1b201..f0859ba 100644
--- a/src/test/scala/com/ericsson/gerrit/plugins/gcconductor/scenarios/CreateChangesTriggeringGcWithProject.scala
+++ b/src/test/scala/com/ericsson/gerrit/plugins/gcconductor/scenarios/CreateChangesTriggeringGcWithProject.scala
@@ -36,7 +36,7 @@
     createChanges.test.inject(
       nothingFor(stepWaitTime(createChanges) seconds),
       constantUsersPerSec(createChanges.changesPerSecond) during (createChanges.secondsToChanges seconds),
-      nothingFor(createChanges.DefaultSecondsToNextEvaluation seconds),
+      nothingFor(createChanges.secondsToNextEvaluation seconds),
       nothingFor(createChanges.secondsForLastEvaluation / 2 seconds),
       atOnceUsers(createChanges.ChangesForLastEvaluation)
     ),
diff --git a/src/test/scala/com/ericsson/gerrit/plugins/gcconductor/scenarios/DeleteChangesAfterGc.scala b/src/test/scala/com/ericsson/gerrit/plugins/gcconductor/scenarios/DeleteChangesAfterGc.scala
index 4775551..3019aed 100644
--- a/src/test/scala/com/ericsson/gerrit/plugins/gcconductor/scenarios/DeleteChangesAfterGc.scala
+++ b/src/test/scala/com/ericsson/gerrit/plugins/gcconductor/scenarios/DeleteChangesAfterGc.scala
@@ -22,7 +22,6 @@
 
 class DeleteChangesAfterGc extends GerritSimulation {
   private val data: FeederBuilder = jsonFile(resource).convert(keys).circular
-  private val numberKey = "number"
   var upToNumber = 1
 
   private lazy val OrderOfChangesToDelete = 200
diff --git a/tools/BUILD b/tools/BUILD
deleted file mode 100644
index 1fa2160..0000000
--- a/tools/BUILD
+++ /dev/null
@@ -1 +0,0 @@
-# Empty file - bazel treat directories with BUILD file as a package
\ No newline at end of file
diff --git a/tools/bzl/BUILD b/tools/bzl/BUILD
deleted file mode 100644
index c5ed0b7..0000000
--- a/tools/bzl/BUILD
+++ /dev/null
@@ -1 +0,0 @@
-# Empty file required by Bazel
diff --git a/tools/bzl/classpath.bzl b/tools/bzl/classpath.bzl
deleted file mode 100644
index c921d01..0000000
--- a/tools/bzl/classpath.bzl
+++ /dev/null
@@ -1,6 +0,0 @@
-load(
-    "@com_googlesource_gerrit_bazlets//tools:classpath.bzl",
-    _classpath_collector = "classpath_collector",
-)
-
-classpath_collector = _classpath_collector
diff --git a/tools/bzl/junit.bzl b/tools/bzl/junit.bzl
deleted file mode 100644
index 97307bd..0000000
--- a/tools/bzl/junit.bzl
+++ /dev/null
@@ -1,6 +0,0 @@
-load(
-    "@com_googlesource_gerrit_bazlets//tools:junit.bzl",
-    _junit_tests = "junit_tests",
-)
-
-junit_tests = _junit_tests
diff --git a/tools/bzl/maven_jar.bzl b/tools/bzl/maven_jar.bzl
deleted file mode 100644
index 35ea8ce..0000000
--- a/tools/bzl/maven_jar.bzl
+++ /dev/null
@@ -1,3 +0,0 @@
-load("@com_googlesource_gerrit_bazlets//tools:maven_jar.bzl", _maven_jar = "maven_jar")
-
-maven_jar = _maven_jar
diff --git a/tools/bzl/plugin.bzl b/tools/bzl/plugin.bzl
deleted file mode 100644
index 4d2dbdd..0000000
--- a/tools/bzl/plugin.bzl
+++ /dev/null
@@ -1,10 +0,0 @@
-load(
-    "@com_googlesource_gerrit_bazlets//:gerrit_plugin.bzl",
-    _gerrit_plugin = "gerrit_plugin",
-    _plugin_deps = "PLUGIN_DEPS",
-    _plugin_test_deps = "PLUGIN_TEST_DEPS",
-)
-
-gerrit_plugin = _gerrit_plugin
-PLUGIN_DEPS = _plugin_deps
-PLUGIN_TEST_DEPS = _plugin_test_deps
diff --git a/tools/eclipse/BUILD b/tools/eclipse/BUILD
deleted file mode 100644
index 35a7598..0000000
--- a/tools/eclipse/BUILD
+++ /dev/null
@@ -1,9 +0,0 @@
-load("//tools/bzl:classpath.bzl", "classpath_collector")
-
-classpath_collector(
-    name = "main_classpath_collect",
-    testonly = 1,
-    deps = [
-        "//:gc-conductor__plugin_test_deps",
-    ],
-)
diff --git a/tools/eclipse/project.sh b/tools/eclipse/project.sh
deleted file mode 100755
index 2c64166..0000000
--- a/tools/eclipse/project.sh
+++ /dev/null
@@ -1,16 +0,0 @@
-#!/bin/bash
-# Copyright (C) 2017 The Android Open Source Project
-#
-# 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.
-
-`bazel query @com_googlesource_gerrit_bazlets//tools/eclipse:project --output location | sed s/BUILD:.*//`project.py -n gc-conductor -r .
diff --git a/tools/sonar/sonar.sh b/tools/sonar/sonar.sh
deleted file mode 100755
index 8df06d3..0000000
--- a/tools/sonar/sonar.sh
+++ /dev/null
@@ -1,16 +0,0 @@
-#!/bin/bash
-# Copyright (C) 2018 The Android Open Source Project
-#
-# 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.
-
-`bazel query @com_googlesource_gerrit_bazlets//tools/sonar:sonar --output location | sed s/BUILD:.*//`sonar.py
diff --git a/tools/workspace_status.py b/tools/workspace_status.py
deleted file mode 100644
index 9355c6c..0000000
--- a/tools/workspace_status.py
+++ /dev/null
@@ -1,31 +0,0 @@
-#!/usr/bin/env python
-
-# This script will be run by bazel when the build process starts to
-# generate key-value information that represents the status of the
-# workspace. The output should be like
-#
-# KEY1 VALUE1
-# KEY2 VALUE2
-#
-# If the script exits with non-zero code, it's considered as a failure
-# and the output will be discarded.
-
-from __future__ import print_function
-import subprocess
-import sys
-
-CMD = ['git', 'describe', '--always', '--match', 'v[0-9].*', '--dirty']
-
-
-def revision():
-    try:
-        return subprocess.check_output(CMD).strip().decode("utf-8")
-    except OSError as err:
-        print('could not invoke git: %s' % err, file=sys.stderr)
-        sys.exit(1)
-    except subprocess.CalledProcessError as err:
-        print('error using git: %s' % err, file=sys.stderr)
-        sys.exit(1)
-
-
-print("STABLE_BUILD_GC-CONDUCTOR_LABEL %s" % revision())