lukemin89 commented on a change in pull request #11263: [BEAM-9325] Override
proper write method in UnownedOutputStream
URL: https://github.com/apache/beam/pull/11263#discussion_r401075112
##########
File path:
sdks/java/core/src/test/java/org/apache/beam/sdk/util/UnownedOutputStreamTest.java
##########
@@ -53,4 +56,22 @@ public void testClosingThrows() throws Exception {
expectedException.expectMessage("Caller does not own the underlying");
os.close();
}
+
+ @Test
+ public void testWrite() throws IOException {
+ ByteArrayOutputStream expected = new ByteArrayOutputStream();
+ ByteArrayOutputStream actual = new ByteArrayOutputStream();
+ UnownedOutputStream osActual = new UnownedOutputStream(actual);
+
+ byte[] data0 = "Hello World!".getBytes(StandardCharsets.UTF_8);
+ byte[] data1 = "Welcome!".getBytes(StandardCharsets.UTF_8);
+
+ expected.write(data0, 0, data0.length);
+ osActual.write(data0, 0, data0.length);
+
+ expected.write(data1, 0, data1.length);
+ osActual.write(data1, 0, data1.length);
+
+ assertArrayEquals(expected.toByteArray(), actual.toByteArray());
Review comment:
Added CallCountOutput Stream. Testing the proper number of call count.
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