Test: Improve branch coverage for Processor.java (isAarch64, isRISCV) (#1578)

* Test: Improve branch coverage for Processor.java (isAarch64, isRISCV)

* File should end in a blank line.

* Test: Add coverage for all is* methods in Processor

---------

Co-authored-by: Gary Gregory <garydgregory@users.noreply.github.com>

Author: dhaneesh646

src/test/java/org/apache/commons/lang3/arch/ProcessorTest.java

@@ -0,0 +1,90 @@
+/*
+ * 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.arch;
+
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+import org.apache.commons.lang3.arch.Processor.Arch;
+import org.apache.commons.lang3.arch.Processor.Type;
+import org.junit.jupiter.api.Test;
+
+public class ProcessorTest {
+
+    @Test
+    public void testIs32Bit() {
+        Processor processor = new Processor(Arch.BIT_32, Type.X86);
+        assertTrue(processor.is32Bit());
+
+        processor = new Processor(Arch.BIT_64, Type.X86);
+        assertFalse(processor.is32Bit());
+    }
+
+    @Test
+    public void testIs64Bit() {
+        Processor processor = new Processor(Arch.BIT_64, Type.X86);
+        assertTrue(processor.is64Bit());
+
+        processor = new Processor(Arch.BIT_32, Type.X86);
+        assertFalse(processor.is64Bit());
+    }
+
+    @Test
+    public void testIsAarch64() {
+        Processor processor = new Processor(Arch.BIT_64, Type.AARCH_64);
+        assertTrue(processor.isAarch64());
+
+        processor = new Processor(Arch.BIT_64, Type.X86);
+        assertFalse(processor.isAarch64());
+    }
+
+    @Test
+    public void testIsIA64() {
+        Processor processor = new Processor(Arch.BIT_64, Type.IA_64);
+        assertTrue(processor.isIA64());
+
+        processor = new Processor(Arch.BIT_64, Type.X86);
+        assertFalse(processor.isIA64());
+    }
+
+    @Test
+    public void testIsPPC() {
+        Processor processor = new Processor(Arch.BIT_64, Type.PPC);
+        assertTrue(processor.isPPC());
+
+        processor = new Processor(Arch.BIT_64, Type.X86);
+        assertFalse(processor.isPPC());
+    }
+
+    @Test
+    public void testIsRISCV() {
+        Processor processor = new Processor(Arch.BIT_64, Type.RISC_V);
+        assertTrue(processor.isRISCV());
+
+        processor = new Processor(Arch.BIT_64, Type.X86);
+        assertFalse(processor.isRISCV());
+    }
+
+    @Test
+    public void testIsX86() {
+        Processor processor = new Processor(Arch.BIT_32, Type.X86);
+        assertTrue(processor.isX86());
+
+        processor = new Processor(Arch.BIT_64, Type.AARCH_64);
+        assertFalse(processor.isX86());
+    }
+}