jdk/test/java/math/RoundingMode/RoundingModeTests.java
changeset 1826 39d505a353e8
child 4347 ab0a9f495844
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/java/math/RoundingMode/RoundingModeTests.java	Mon Jan 26 19:49:26 2009 -0800
@@ -0,0 +1,85 @@
+/*
+ * Copyright 2003 Sun Microsystems, Inc.  All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+/*
+ * @test
+ * @bug 4851776 4891522 4905335
+ * @summary Basic tests for the RoundingMode class.
+ * @author Joseph D. Darcy
+ * @compile -source 1.5 RoundingModeTests.java
+ * @run main RoundingModeTests
+ */
+
+import java.math.RoundingMode;
+import java.math.BigDecimal;
+
+public class RoundingModeTests {
+    public static void main(String [] argv) {
+
+        // For each member of the family, make sure
+        // rm == valueOf(rm.toString())
+
+        for(RoundingMode rm: RoundingMode.values()) {
+            if (rm != RoundingMode.valueOf(rm.toString())) {
+                throw new RuntimeException("Bad roundtrip conversion of " +
+                                           rm.toString());
+            }
+        }
+
+        // Test that mapping of old integers to new values is correct
+        if (RoundingMode.valueOf(BigDecimal.ROUND_CEILING) !=
+                RoundingMode.CEILING) {
+                throw new RuntimeException("Bad mapping for ROUND_CEILING");
+        }
+
+        if (RoundingMode.valueOf(BigDecimal.ROUND_DOWN) !=
+                RoundingMode.DOWN) {
+                throw new RuntimeException("Bad mapping for ROUND_DOWN");
+        }
+
+        if (RoundingMode.valueOf(BigDecimal.ROUND_FLOOR) !=
+                RoundingMode.FLOOR) {
+                throw new RuntimeException("Bad mapping for ROUND_FLOOR");
+        }
+
+        if (RoundingMode.valueOf(BigDecimal.ROUND_HALF_DOWN) !=
+                RoundingMode.HALF_DOWN) {
+                throw new RuntimeException("Bad mapping for ROUND_HALF_DOWN");
+        }
+
+        if (RoundingMode.valueOf(BigDecimal.ROUND_HALF_EVEN) !=
+                RoundingMode.HALF_EVEN) {
+                throw new RuntimeException("Bad mapping for ROUND_HALF_EVEN");
+        }
+
+        if (RoundingMode.valueOf(BigDecimal.ROUND_HALF_UP) !=
+                RoundingMode.HALF_UP) {
+                throw new RuntimeException("Bad mapping for ROUND_HALF_UP");
+        }
+
+        if (RoundingMode.valueOf(BigDecimal.ROUND_UNNECESSARY) !=
+                RoundingMode.UNNECESSARY) {
+                throw new RuntimeException("Bad mapping for ROUND_UNNECESARY");
+        }
+    }
+}