Add tests to BrokenWriterTest.

Author: garydgregory

src/test/java/org/apache/commons/io/output/BrokenWriterTest.java

@@ -61,11 +61,23 @@ public void testClose() {
         assertEquals(exception, assertThrows(IOException.class, () -> brokenWriter.close()));
     }
 
+    @Test
+    @Disabled("What should happen here?")
+    public void testEquals() {
+        assertEquals(exception, assertThrows(IOException.class, () -> brokenWriter.equals(null)));
+    }
+
     @Test
     public void testFlush() {
         assertEquals(exception, assertThrows(IOException.class, () -> brokenWriter.flush()));
     }
 
+    @Test
+    @Disabled("What should happen here?")
+    public void testHashCode() {
+        assertEquals(exception, assertThrows(IOException.class, () -> brokenWriter.hashCode()));
+    }
+
     @Test
     @Disabled("What should happen here?")
     public void testToString() {