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lzljs3620320 pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/flink-table-store.git
commit 49e476251ed8aeea331f171e55bdb8a8f27214d8
Author: JingsongLi <lzljs3620...@aliyun.com>
AuthorDate: Thu Jan 13 17:44:36 2022 +0800
[FLINK-25630] Add LevelsTest
---
.../table/store/file/mergetree/LevelsTest.java | 67 ++++++++++++++++++++++
1 file changed, 67 insertions(+)
diff --git
a/flink-table-store-core/src/test/java/org/apache/flink/table/store/file/mergetree/LevelsTest.java
b/flink-table-store-core/src/test/java/org/apache/flink/table/store/file/mergetree/LevelsTest.java
new file mode 100644
index 0000000..3f6a89b
--- /dev/null
+++
b/flink-table-store-core/src/test/java/org/apache/flink/table/store/file/mergetree/LevelsTest.java
@@ -0,0 +1,67 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you 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 org.apache.flink.table.store.file.mergetree;
+
+import org.apache.flink.table.data.RowData;
+import org.apache.flink.table.store.file.mergetree.sst.SstFileMeta;
+
+import org.junit.jupiter.api.Test;
+
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.Comparator;
+
+import static
org.apache.flink.table.store.file.mergetree.compact.CompactManagerTest.row;
+import static org.assertj.core.api.Assertions.assertThat;
+
+/** Test for {@link Levels}. */
+public class LevelsTest {
+
+ private final Comparator<RowData> comparator = Comparator.comparingInt(o
-> o.getInt(0));
+
+ @Test
+ public void testNonEmptyHighestLevelNo() {
+ Levels levels = new Levels(comparator, Collections.emptyList(), 3);
+ assertThat(levels.nonEmptyHighestLevel()).isEqualTo(-1);
+ }
+
+ @Test
+ public void testNonEmptyHighestLevel0() {
+
+ Levels levels = new Levels(comparator, Arrays.asList(newFile(0),
newFile(0)), 3);
+ assertThat(levels.nonEmptyHighestLevel()).isEqualTo(0);
+ }
+
+ @Test
+ public void testNonEmptyHighestLevel1() {
+ Levels levels = new Levels(comparator, Arrays.asList(newFile(0),
newFile(1)), 3);
+ assertThat(levels.nonEmptyHighestLevel()).isEqualTo(1);
+ }
+
+ @Test
+ public void testNonEmptyHighestLevel2() {
+ Levels levels =
+ new Levels(comparator, Arrays.asList(newFile(0), newFile(1),
newFile(2)), 3);
+ assertThat(levels.nonEmptyHighestLevel()).isEqualTo(2);
+ }
+
+ public static SstFileMeta newFile(int level) {
+ return new SstFileMeta("", 0, 1, row(0), row(0), null, 0, 1, level);
+ }
+}
