Add org.apache.commons.io.input.AutoCloseInputStreamTest.testBuilderGet()

Author: garydgregory

src/test/java/org/apache/commons/io/input/AutoCloseInputStreamTest.java

@@ -19,6 +19,7 @@
 import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertFalse;
 import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertThrows;
 
 import java.io.ByteArrayInputStream;
 import java.io.IOException;
@@ -49,6 +50,12 @@ public void close() {
         closed = false;
     }
 
+    @Test
+    public void testBuilderGet() {
+        // java.lang.IllegalStateException: origin == null
+        assertThrows(IllegalStateException.class, () -> AutoCloseInputStream.builder().get());
+    }
+
     @Test
     public void testClose() throws IOException {
         stream.close();