1 files changed, 51 insertions, 0 deletions
diff --git a/src/test/java/org/apache/commons/lang3/CharsetsTest.java b/src/test/java/org/apache/commons/lang3/CharsetsTest.java
new file mode 100644
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+++ b/src/test/java/org/apache/commons/lang3/CharsetsTest.java
@@ -0,0 +1,51 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.commons.lang3;
+
+import java.nio.charset.Charset;
+import java.nio.charset.StandardCharsets;
+
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+
+/**
+ * Tests {@link Charsets}.
+ */
+public class CharsetsTest extends AbstractLangTest {
+
+    @Test
+    public void testToCharset_Charset() {
+        Assertions.assertEquals(Charset.defaultCharset(), Charsets.toCharset((Charset) null));
+        Assertions.assertEquals(Charset.defaultCharset(), Charsets.toCharset(Charset.defaultCharset()));
+        Assertions.assertEquals(StandardCharsets.UTF_8, Charsets.toCharset(StandardCharsets.UTF_8));
+    }
+
+    @Test
+    public void testToCharset_String() {
+        Assertions.assertEquals(Charset.defaultCharset(), Charsets.toCharset((String) null));
+        Assertions.assertEquals(Charset.defaultCharset(), Charsets.toCharset(Charset.defaultCharset().name()));
+        Assertions.assertEquals(StandardCharsets.UTF_8, Charsets.toCharset("UTF-8"));
+    }
+
+    @Test
+    public void testToCharsetName() {
+        Assertions.assertEquals(Charset.defaultCharset().name(), Charsets.toCharsetName((String) null));
+        Assertions.assertEquals("UTF-8", Charsets.toCharsetName("UTF-8"));
+    }
+
+}