1 files changed, 101 insertions, 0 deletions
diff --git a/src/test/java/com/googlesource/gerrit/plugins/replication/DestinationConfigurationTest.java b/src/test/java/com/googlesource/gerrit/plugins/replication/DestinationConfigurationTest.java
new file mode 100644
index 0000000..646f915
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+++ b/src/test/java/com/googlesource/gerrit/plugins/replication/DestinationConfigurationTest.java
@@ -0,0 +1,101 @@
+// Copyright (C) 2021 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.
+
+package com.googlesource.gerrit.plugins.replication;
+
+import static com.google.common.truth.Truth.assertThat;
+import static org.mockito.Mockito.when;
+
+import org.eclipse.jgit.lib.Config;
+import org.eclipse.jgit.transport.RemoteConfig;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.Mockito;
+import org.mockito.junit.MockitoJUnitRunner;
+
+@RunWith(MockitoJUnitRunner.class)
+public class DestinationConfigurationTest {
+  private static final String REMOTE = "foo";
+
+  @Mock private RemoteConfig remoteConfigMock;
+  @Mock private Config cfgMock;
+
+  private DestinationConfiguration objectUnderTest;
+
+  @Before
+  public void setUp() {
+    when(remoteConfigMock.getName()).thenReturn(REMOTE);
+    when(cfgMock.getStringList(Mockito.anyString(), Mockito.anyString(), Mockito.anyString()))
+        .thenReturn(new String[] {});
+    objectUnderTest = new DestinationConfiguration(remoteConfigMock, cfgMock);
+  }
+
+  @Test
+  public void shouldIgnoreRemotePushBatchSizeWhenClusterReplicationIsConfigured() {
+    // given
+    when(cfgMock.getInt("remote", REMOTE, "pushBatchSize", 0)).thenReturn(1);
+    when(cfgMock.getInt("replication", "distributionInterval", 0)).thenReturn(1);
+
+    // when
+    int actual = objectUnderTest.getPushBatchSize();
+
+    // then
+    assertThat(actual).isEqualTo(0);
+  }
+
+  @Test
+  public void shouldIgnoreGlobalPushBatchSizeWhenClusterReplicationIsConfigured() {
+    // given
+    int globalPushBatchSize = 1;
+    when(cfgMock.getInt("gerrit", "pushBatchSize", 0)).thenReturn(globalPushBatchSize);
+    when(cfgMock.getInt("remote", REMOTE, "pushBatchSize", globalPushBatchSize))
+        .thenReturn(globalPushBatchSize);
+    when(cfgMock.getInt("replication", "distributionInterval", 0)).thenReturn(1);
+
+    // when
+    int actual = objectUnderTest.getPushBatchSize();
+
+    // then
+    assertThat(actual).isEqualTo(0);
+  }
+
+  @Test
+  public void shouldReturnRemotePushBatchSizeWhenClusterReplicationIsNotConfigured() {
+    // given
+    when(cfgMock.getInt("remote", REMOTE, "pushBatchSize", 0)).thenReturn(1);
+
+    // when
+    int actual = objectUnderTest.getPushBatchSize();
+
+    // then
+    assertThat(actual).isEqualTo(1);
+  }
+
+  @Test
+  public void shouldReturnGlobalPushBatchSizeWhenClusterReplicationIsNotConfigured() {
+    // given
+    int globalPushBatchSize = 1;
+    when(cfgMock.getInt("gerrit", "pushBatchSize", 0)).thenReturn(globalPushBatchSize);
+    when(cfgMock.getInt("remote", REMOTE, "pushBatchSize", globalPushBatchSize))
+        .thenReturn(globalPushBatchSize);
+
+    // when
+    int actual = objectUnderTest.getPushBatchSize();
+
+    // then
+    assertThat(actual).isEqualTo(globalPushBatchSize);
+  }
+}