[commons-io] branch master updated: Add missing test CopyUtils#testCopy_readerToOutputStreamString()

[ggregory]

This is an automated email from the ASF dual-hosted git repository.

ggregory pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/commons-io.git


The following commit(s) were added to refs/heads/master by this push:
     new b0955d61 Add missing test 
CopyUtils#testCopy_readerToOutputStreamString()
b0955d61 is described below

commit b0955d612f289710beaeb15e8c0aff97bf8e2006
Author: Gary Gregory <gardgreg...@gmail.com>
AuthorDate: Mon Jul 25 12:56:58 2022 -0400

    Add missing test CopyUtils#testCopy_readerToOutputStreamString()
---
 .../java/org/apache/commons/io/CopyUtilsTest.java  | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/src/test/java/org/apache/commons/io/CopyUtilsTest.java 
b/src/test/java/org/apache/commons/io/CopyUtilsTest.java
index c3a0fe72..ba9f2d18 100644
--- a/src/test/java/org/apache/commons/io/CopyUtilsTest.java
+++ b/src/test/java/org/apache/commons/io/CopyUtilsTest.java
@@ -224,6 +224,28 @@ public class CopyUtilsTest {
         assertArrayEquals(inData, baout.toByteArray(), "Content differs");
     }
 
+    @SuppressWarnings("resource") // 'in' is deliberately not closed
+    @Test
+    public void testCopy_readerToOutputStreamString() throws Exception {
+        InputStream in = new ByteArrayInputStream(inData);
+        in = new ThrowOnCloseInputStream(in);
+        final Reader reader = new java.io.InputStreamReader(in, 
StandardCharsets.US_ASCII);
+
+        final ByteArrayOutputStream baout = new ByteArrayOutputStream();
+        final OutputStream out = new ThrowOnFlushAndCloseOutputStream(baout, 
false, true);
+
+        CopyUtils.copy(reader, out, StandardCharsets.US_ASCII.name());
+        //Note: this method *does* flush. It is equivalent to:
+        //  OutputStreamWriter _out = new OutputStreamWriter(fout);
+        //  IOUtils.copy( fin, _out, 4096 ); // copy( Reader, Writer, int );
+        //  _out.flush();
+        //  out = fout;
+
+        // Note: rely on the method to flush
+        assertEquals(inData.length, baout.size(), "Sizes differ");
+        assertArrayEquals(inData, baout.toByteArray(), "Content differs");
+    }
+
     @Test
     public void testCtor() {
         new CopyUtils();