ionutzpi commented on code in PR #1526:
URL: https://github.com/apache/jackrabbit-oak/pull/1526#discussion_r1644487143
##########
oak-store-document/src/test/java/org/apache/jackrabbit/oak/plugins/document/DocumentPropertyStateTest.java:
##########
@@ -81,4 +100,179 @@ public void multiValuedBinarySize() throws Exception {
assertEquals(0, reads.size());
}
-}
+ @Test
+ public void multiValuedAboveThresholdSize() throws Exception {
+ NodeBuilder builder = ns.getRoot().builder();
+ List<Blob> blobs = newArrayList();
+ for (int i = 0; i < 13; i++) {
+ blobs.add(builder.createBlob(new RandomStream(BLOB_SIZE, i)));
+ }
+ builder.child(TEST_NODE).setProperty("p", blobs, Type.BINARIES);
+ TestUtils.merge(ns, builder);
+
+ PropertyState p =
ns.getRoot().getChildNode(TEST_NODE).getProperty("p");
+ assertEquals(Type.BINARIES, Objects.requireNonNull(p).getType());
+ assertEquals(13, p.count());
+
+ reads.clear();
+ assertEquals(BLOB_SIZE, p.size(0));
+ // must not read the blob via stream
+ assertEquals(0, reads.size());
+ }
+
+ @Test
+ public void stringBelowThresholdSize() throws Exception {
+ NodeBuilder builder = ns.getRoot().builder();
+ builder.child(TEST_NODE).setProperty("p", "dummy", Type.STRING);
+ TestUtils.merge(ns, builder);
+
+ PropertyState p =
ns.getRoot().getChildNode(TEST_NODE).getProperty("p");
+ assertEquals(Type.STRING, Objects.requireNonNull(p).getType());
+ assertEquals(1, p.count());
+
+ reads.clear();
+ assertEquals(5, p.size(0));
+ // must not read the string via stream
+ assertEquals(0, reads.size());
+ }
+
+ @Test
+ public void stringAboveThresholdSize() throws Exception {
+ NodeBuilder builder = ns.getRoot().builder();
+ builder.child(TEST_NODE).setProperty("p", STRING_HUGEVALUE,
Type.STRING);
+ TestUtils.merge(ns, builder);
+
+ PropertyState p =
ns.getRoot().getChildNode(TEST_NODE).getProperty("p");
+ assertEquals(Type.STRING, Objects.requireNonNull(p).getType());
+ assertEquals(1, p.count());
+
+ reads.clear();
+ assertEquals(10050, p.size(0));
+ // must not read the string via streams
+ assertEquals(0, reads.size());
+ }
+
+ @Test
+ public void compressValueThrowsException() throws IOException,
NoSuchFieldException, IllegalAccessException {
+ DocumentNodeStore mockDocumentStore = mock(DocumentNodeStore.class);
+ Compression mockCompression = mock(Compression.class);
+
when(mockCompression.getOutputStream(any(OutputStream.class))).thenThrow(new
IOException("Compression failed"));
+
+ Field compressionThreshold =
DocumentPropertyState.class.getDeclaredField("DEFAULT_COMPRESSION_THRESHOLD");
+ compressionThreshold.setAccessible(true);
+ Field modifiersField = Field.class.getDeclaredField("modifiers");
+ modifiersField.setAccessible(true);
+ modifiersField.setInt(compressionThreshold,
compressionThreshold.getModifiers() & ~Modifier.FINAL);
+
+ compressionThreshold.set(null, DEFAULT_COMPRESSION_THRESHOLD);
+
+ DocumentPropertyState documentPropertyState = new
DocumentPropertyState(mockDocumentStore, "p", "\"" + STRING_HUGEVALUE + "\"",
mockCompression);
+
+ assertEquals(documentPropertyState.getValue(Type.STRING),
STRING_HUGEVALUE);
+
+ verify(mockCompression,
times(1)).getOutputStream(any(OutputStream.class));
+
+ compressionThreshold.set(null, -1);
+
+ }
+
+ @Test
+ public void uncompressValueThrowsException() throws IOException,
NoSuchFieldException, IllegalAccessException {
+
+ DocumentNodeStore mockDocumentStore = mock(DocumentNodeStore.class);
+ Compression mockCompression = mock(Compression.class);
+ OutputStream mockOutputStream= mock(OutputStream.class);
+
when(mockCompression.getOutputStream(any(OutputStream.class))).thenReturn(mockOutputStream);
+
when(mockCompression.getInputStream(any(InputStream.class))).thenThrow(new
IOException("Compression failed"));
+
+ Field compressionThreshold =
DocumentPropertyState.class.getDeclaredField("DEFAULT_COMPRESSION_THRESHOLD");
+ compressionThreshold.setAccessible(true);
+ Field modifiersField = Field.class.getDeclaredField("modifiers");
+ modifiersField.setAccessible(true);
+ modifiersField.setInt(compressionThreshold,
compressionThreshold.getModifiers() & ~Modifier.FINAL);
+
+ compressionThreshold.set(null, DEFAULT_COMPRESSION_THRESHOLD);
+
+ DocumentPropertyState documentPropertyState = new
DocumentPropertyState(mockDocumentStore, "p", STRING_HUGEVALUE,
mockCompression);
+
+ assertEquals(documentPropertyState.getValue(Type.STRING), "{}");
+
+ verify(mockCompression,
times(1)).getInputStream(any(InputStream.class));
+
+ compressionThreshold.set(null, -1);
+ }
+
+ @Test
+ public void adefaultValueSetToMinusOne() throws NoSuchMethodException,
InvocationTargetException, IllegalAccessException, NoSuchFieldException {
+ DocumentNodeStore store = mock(DocumentNodeStore.class);
+
+ DocumentPropertyState state = new DocumentPropertyState(store,
"propertyNameNew", "\"" + STRING_HUGEVALUE + "\"", Compression.GZIP);
+
+ // Get the private method
+ Method getCompressedValueMethod =
DocumentPropertyState.class.getDeclaredMethod("getCompressedValue");
+
+ // Make the method accessible
+ getCompressedValueMethod.setAccessible(true);
+ byte[] result = (byte[]) getCompressedValueMethod.invoke(state);
+
+ assertNull(result);
+ assertEquals(state.getValue(Type.STRING), STRING_HUGEVALUE);
+ }
+
+ @Test
+ public void stringAboveThresholdSizeNoCompression() throws
NoSuchMethodException, InvocationTargetException, IllegalAccessException,
NoSuchFieldException {
+ DocumentNodeStore store = mock(DocumentNodeStore.class);
+
+ // Get the private method
+ Method getCompressedValueMethod =
DocumentPropertyState.class.getDeclaredMethod("getCompressedValue");
+
+ // Make the method accessible
+ getCompressedValueMethod.setAccessible(true);
+
+ Field compressionThreshold =
DocumentPropertyState.class.getDeclaredField("DEFAULT_COMPRESSION_THRESHOLD");
+ compressionThreshold.setAccessible(true);
+ Field modifiersField = Field.class.getDeclaredField("modifiers");
+ modifiersField.setAccessible(true);
+ modifiersField.setInt(compressionThreshold,
compressionThreshold.getModifiers() & ~Modifier.FINAL);
+
+ compressionThreshold.set(null, DEFAULT_COMPRESSION_THRESHOLD);
+
+ DocumentPropertyState state = new DocumentPropertyState(store,
"propertyName", "\"" + STRING_HUGEVALUE + "\"", Compression.NONE);
+
+ byte[] result = (byte[]) getCompressedValueMethod.invoke(state);
+
+ assertEquals(result.length, STRING_HUGEVALUE.length() + 2 );
+
+ assertEquals(state.getValue(Type.STRING), STRING_HUGEVALUE);
+ assertEquals(STRING_HUGEVALUE, state.getValue(Type.STRING));
+
+ // Reset the value of the field
+ compressionThreshold.set(null, -1);
+ }
+
+ @Test
+ public void performanceTest() {
+ String testString = RandomStringUtils.random(10050, "dummytest");
+ DocumentNodeStore store = mock(DocumentNodeStore.class);
+ DocumentPropertyState state = new DocumentPropertyState(store,
"propertyName", "\"" + testString + "\"", Compression.GZIP);
+
+ Runtime runtime = Runtime.getRuntime();
+
+ long startMemory = runtime.totalMemory() - runtime.freeMemory(); //
Get initial memory usage
+ long startTime = System.nanoTime();
+
+ String compressedValue = state.getValue(Type.STRING);
+
+ long endTime = System.nanoTime();
+ long endMemory = runtime.totalMemory() - runtime.freeMemory(); // Get
final memory usage
+
+ long duration = (endTime - startTime); // divide by 1000000 to get
milliseconds.
+ long usedMemory = endMemory - startMemory; // Calculate the used
memory during the operation
+
+ System.out.println("Time taken for compression: " + duration + "
nanoseconds");
+ System.out.println("Memory used for compression: " + usedMemory + "
bytes");
+
+ // Assert that the compressed value is not null or empty
+ assertTrue(compressedValue != null && !compressedValue.isEmpty());
+ }
+}
Review Comment:
Done
##########
oak-store-document/src/main/java/org/apache/jackrabbit/oak/plugins/document/DocumentPropertyState.java:
##########
@@ -128,7 +188,7 @@ public boolean equals(Object object) {
} else if (object instanceof DocumentPropertyState) {
DocumentPropertyState other = (DocumentPropertyState) object;
return this.name.equals(other.name)
- && this.value.equals(other.value);
+ && this.getValue().equals(other.getValue());
Review Comment:
Done
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