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add test for updating a value

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This commit is contained in:
Andreas Huber
2021-10-16 17:32:20 +02:00
parent 7754e54037
commit 393de7ffec
1 changed files with 22 additions and 0 deletions
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22
block-storage/src/test/java/org/lucares/pdb/map/PersistentMapTest.java
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@@ -4,10 +4,12 @@ import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.security.SecureRandom;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.Queue;
@@ -57,6 +59,26 @@ public class PersistentMapTest {
}
}
@Test
public void testUpdateValues() throws Exception {
final Path file = dataDirectory.resolve("map.db");
try (final PersistentMap<String, String> map = new PersistentMap<>(file, dataDirectory,
PersistentMap.STRING_CODER, PersistentMap.STRING_CODER)) {
map.putValue("key", "first");
Assertions.assertEquals("first", map.getValue("key"));
map.putValue("key", "second");
Assertions.assertEquals("second", map.getValue("key"));
final List<String> allValuesInMap = new ArrayList<>();
map.forAll((k, v) -> {
allValuesInMap.add(v);
});
Assertions.assertEquals(List.of("second"), allValuesInMap);
}
}
@Test
public void testManyValues() throws Exception {
final Path file = dataDirectory.resolve("map.db");