(commons-io) 03/08: Add ClosedInputStreamTest#testAvailable()

[ggregory]

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

commit 2432b1b35e9b564b27e80ac06930346bac50a56e
Author: Gary Gregory <garydgreg...@gmail.com>
AuthorDate: Sun Jul 7 14:14:58 2024 -0400

    Add ClosedInputStreamTest#testAvailable()
---
 .../java/org/apache/commons/io/input/ClosedInputStreamTest.java  | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git 
a/src/test/java/org/apache/commons/io/input/ClosedInputStreamTest.java 
b/src/test/java/org/apache/commons/io/input/ClosedInputStreamTest.java
index 6ad00f7d2..76b48d9f3 100644
--- a/src/test/java/org/apache/commons/io/input/ClosedInputStreamTest.java
+++ b/src/test/java/org/apache/commons/io/input/ClosedInputStreamTest.java
@@ -31,6 +31,15 @@ public class ClosedInputStreamTest {
         assertEquals(EOF, cis.read(), "read()");
     }
 
+    @Test
+    public void testAvailable() throws Exception {
+        assertEquals(0, ClosedInputStream.INSTANCE.available());
+        assertEquals(0, ClosedInputStream.INSTANCE.available());
+        try (ClosedInputStream cis = new ClosedInputStream()) {
+            assertEquals(0, cis.available());
+        }
+    }
+
     @SuppressWarnings("resource")
     @Test
     public void testNonNull() throws Exception {