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From telli...@apache.org
Subject svn commit: r389715 [3/12] - in /incubator/harmony/enhanced/classlib/trunk: make/ modules/math/META-INF/ modules/math/make/ modules/math/make/common/ modules/math/src/main/java/java/math/ modules/math/src/test/java/org/ modules/math/src/test/java/org/a...
Date Wed, 29 Mar 2006 09:01:07 GMT
Modified: incubator/harmony/enhanced/classlib/trunk/modules/math/src/test/java/org/apache/harmony/tests/math/BigDecimalConvertTest.java
URL: http://svn.apache.org/viewcvs/incubator/harmony/enhanced/classlib/trunk/modules/math/src/test/java/org/apache/harmony/tests/math/BigDecimalConvertTest.java?rev=389715&r1=389571&r2=389715&view=diff
==============================================================================
--- incubator/harmony/enhanced/classlib/trunk/modules/math/src/test/java/org/apache/harmony/tests/math/BigDecimalConvertTest.java (original)
+++ incubator/harmony/enhanced/classlib/trunk/modules/math/src/test/java/org/apache/harmony/tests/math/BigDecimalConvertTest.java Wed Mar 29 01:01:04 2006
@@ -1,414 +1,416 @@
-/*
- *  Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
- *
- *  Licensed 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.
- */
-/**
- * @author Elena Semukhina
- * @version $Revision: 1.4.4.2 $
- */
-
-package java.math;
-
-import junit.framework.TestCase;
-
-/**
- * Class:  java.math.BigDecimal
- * Methods: doubleValue, floatValue, intValue, longValue,  
- * valueOf, toString, toBigInteger
- */
-public class BigDecimalConvertTest extends TestCase {
-    /**
-     * Double value of a negative BigDecimal
-     */
-    public void testDoubleValueNeg() {
-        String a = "-123809648392384754573567356745735.63567890295784902768787678287E+21";
-        BigDecimal aNumber = new BigDecimal(a);
-        double result = -1.2380964839238476E53;
-        assertTrue("incorrect value", aNumber.doubleValue() == result);
-    }
-
-    /**
-     * Double value of a positive BigDecimal
-     */
-    public void testDoubleValuePos() {
-        String a = "123809648392384754573567356745735.63567890295784902768787678287E+21";
-        BigDecimal aNumber = new BigDecimal(a);
-        double result = 1.2380964839238476E53;
-        assertTrue("incorrect value", aNumber.doubleValue() == result);
-    }
-
-    /**
-     * Double value of a large positive BigDecimal
-     */
-    public void testDoubleValuePosInfinity() {
-        String a = "123809648392384754573567356745735.63567890295784902768787678287E+400";
-        BigDecimal aNumber = new BigDecimal(a);
-        double result = Double.POSITIVE_INFINITY;
-        assertTrue("incorrect value", aNumber.doubleValue() == result);
-    }
-
-    /**
-     * Double value of a large negative BigDecimal
-     */
-    public void testDoubleValueNegInfinity() {
-        String a = "-123809648392384754573567356745735.63567890295784902768787678287E+400";
-        BigDecimal aNumber = new BigDecimal(a);
-        double result = Double.NEGATIVE_INFINITY;
-        assertTrue("incorrect value", aNumber.doubleValue() == result);
-    }
-
-    /**
-     * Double value of a small negative BigDecimal
-     */
-    public void testDoubleValueMinusZero() {
-        String a = "-123809648392384754573567356745735.63567890295784902768787678287E-400";
-        BigDecimal aNumber = new BigDecimal(a);
-        long minusZero = -9223372036854775808L;
-        double result = aNumber.doubleValue();
-        assertTrue("incorrect value", Double.doubleToLongBits(result) == minusZero);
-    }
-
-    /**
-     * Double value of a small positive BigDecimal
-     */
-    public void testDoubleValuePlusZero() {
-        String a = "123809648392384754573567356745735.63567890295784902768787678287E-400";
-        BigDecimal aNumber = new BigDecimal(a);
-        long zero = 0;
-        double result = aNumber.doubleValue();
-        assertTrue("incorrect value", Double.doubleToLongBits(result) == zero);
-    }
-
-    /**
-     * Float value of a negative BigDecimal
-     */
-    public void testFloatValueNeg() {
-        String a = "-1238096483923847.6356789029578E+21";
-        BigDecimal aNumber = new BigDecimal(a);
-        float result = -1.2380965E36F;
-        assertTrue("incorrect value", aNumber.floatValue() == result);
-    }
-
-    /**
-     * Float value of a positive BigDecimal
-     */
-    public void testFloatValuePos() {
-        String a = "1238096483923847.6356789029578E+21";
-        BigDecimal aNumber = new BigDecimal(a);
-        float result = 1.2380965E36F;
-        assertTrue("incorrect value", aNumber.floatValue() == result);
-    }
-
-    /**
-     * Float value of a large positive BigDecimal
-     */
-    public void testFloatValuePosInfinity() {
-        String a = "123809648373567356745735.6356789787678287E+200";
-        BigDecimal aNumber = new BigDecimal(a);
-        float result = Float.POSITIVE_INFINITY;
-        assertTrue("incorrect value", aNumber.floatValue() == result);
-    }
-
-    /**
-     * Float value of a large negative BigDecimal
-     */
-    public void testFloatValueNegInfinity() {
-        String a = "-123809648392384755735.63567887678287E+200";
-        BigDecimal aNumber = new BigDecimal(a);
-        float result = Float.NEGATIVE_INFINITY;
-        assertTrue("incorrect value", aNumber.floatValue() == result);
-    }
-
-    /**
-     * Float value of a small negative BigDecimal
-     */
-    public void testFloatValueMinusZero() {
-        String a = "-123809648392384754573567356745735.63567890295784902768787678287E-400";
-        BigDecimal aNumber = new BigDecimal(a);
-        int minusZero = -2147483648;
-        float result = aNumber.floatValue();
-        assertTrue("incorrect value", Float.floatToIntBits(result) == minusZero);
-    }
-
-    /**
-     * Float value of a small positive BigDecimal
-     */
-    public void testFloatValuePlusZero() {
-        String a = "123809648392384754573567356745735.63567890295784902768787678287E-400";
-        BigDecimal aNumber = new BigDecimal(a);
-        int zero = 0;
-        float result = aNumber.floatValue();
-        assertTrue("incorrect value", Float.floatToIntBits(result) == zero);
-    }
-
-    /**
-     * Integer value of a negative BigDecimal
-     */
-    public void testIntValueNeg() {
-        String a = "-123809648392384754573567356745735.63567890295784902768787678287E+21";
-        BigDecimal aNumber = new BigDecimal(a);
-        int result = 218520473;
-        assertTrue("incorrect value", aNumber.intValue() == result);
-    }
-
-    /**
-     * Integer value of a positive BigDecimal
-     */
-    public void testIntValuePos() {
-        String a = "123809648392384754573567356745735.63567890295784902768787678287E+21";
-        BigDecimal aNumber = new BigDecimal(a);
-        int result = -218520473;
-        assertTrue("incorrect value", aNumber.intValue() == result);
-    }
-
-    /**
-     * Long value of a negative BigDecimal
-     */
-    public void testLongValueNeg() {
-        String a = "-123809648392384754573567356745735.63567890295784902768787678287E+21";
-        BigDecimal aNumber = new BigDecimal(a);
-        long result = -1246043477766677607L;
-        assertTrue("incorrect value", aNumber.longValue() == result);
-    }
-
-    /**
-     * Long value of a positive BigDecimal
-     */
-    public void testLongValuePos() {
-        String a = "123809648392384754573567356745735.63567890295784902768787678287E+21";
-        BigDecimal aNumber = new BigDecimal(a);
-        long result = 1246043477766677607L;
-        assertTrue("incorrect value", aNumber.longValue() == result);
-    }
-
-    /**
-     * Convert a positive BigDecimal to BigInteger
-     */
-    public void testToBigIntegerPos1() {
-        String a = "123809648392384754573567356745735.63567890295784902768787678287E+21";
-        BigInteger bNumber = new BigInteger("123809648392384754573567356745735635678902957849027687");
-        BigDecimal aNumber = new BigDecimal(a);
-        BigInteger result = aNumber.toBigInteger();
-        assertTrue("incorrect value", result.equals(bNumber));
-    }
-
-    /**
-     * Convert a positive BigDecimal to BigInteger
-     */
-    public void testToBigIntegerPos2() {
-        String a = "123809648392384754573567356745735.63567890295784902768787678287E+15";
-        BigInteger bNumber = new BigInteger("123809648392384754573567356745735635678902957849");
-        BigDecimal aNumber = new BigDecimal(a);
-        BigInteger result = aNumber.toBigInteger();
-        assertTrue("incorrect value", result.equals(bNumber));
-    }
-
-    /**
-     * Convert a positive BigDecimal to BigInteger
-     */
-    public void testToBigIntegerPos3() {
-        String a = "123809648392384754573567356745735.63567890295784902768787678287E+45";
-        BigInteger bNumber = new BigInteger("123809648392384754573567356745735635678902957849027687876782870000000000000000");
-        BigDecimal aNumber = new BigDecimal(a);
-        BigInteger result = aNumber.toBigInteger();
-        assertTrue("incorrect value", result.equals(bNumber));
-    }
-
-    /**
-     * Convert a negative BigDecimal to BigInteger
-     */
-    public void testToBigIntegerNeg1() {
-        String a = "-123809648392384754573567356745735.63567890295784902768787678287E+21";
-        BigInteger bNumber = new BigInteger("-123809648392384754573567356745735635678902957849027687");
-        BigDecimal aNumber = new BigDecimal(a);
-        BigInteger result = aNumber.toBigInteger();
-        assertTrue("incorrect value", result.equals(bNumber));
-    }
-
-    /**
-     * Convert a negative BigDecimal to BigInteger
-     */
-    public void testToBigIntegerNeg2() {
-        String a = "-123809648392384754573567356745735.63567890295784902768787678287E+15";
-        BigInteger bNumber = new BigInteger("-123809648392384754573567356745735635678902957849");
-        BigDecimal aNumber = new BigDecimal(a);
-        BigInteger result = aNumber.toBigInteger();
-        assertTrue("incorrect value", result.equals(bNumber));
-    }
-
-    /**
-     * Convert a negative BigDecimal to BigInteger
-     */
-    public void testToBigIntegerNeg3() {
-        String a = "-123809648392384754573567356745735.63567890295784902768787678287E+45";
-        BigInteger bNumber = new BigInteger("-123809648392384754573567356745735635678902957849027687876782870000000000000000");
-        BigDecimal aNumber = new BigDecimal(a);
-        BigInteger result = aNumber.toBigInteger();
-         assertTrue("incorrect value", result.equals(bNumber));
-    }
-
-    /**
-     * Convert a small BigDecimal to BigInteger
-     */
-    public void testToBigIntegerZero() {
-        String a = "-123809648392384754573567356745735.63567890295784902768787678287E-500";
-        BigInteger bNumber = new BigInteger("0");
-        BigDecimal aNumber = new BigDecimal(a);
-        BigInteger result = aNumber.toBigInteger();
-        assertTrue("incorrect value", result.equals(bNumber));
-    }
-
-    /**
-     * Convert a negative BigDecimal with a negative exponent 
-     * to a plain string representation;
-     * scale == 0.
-     */
-     public void testToPlainStringNegNegExp() {
-        String a = "-123809648392384754573567356745735.63567890295784902768787678287E-100";
-        BigDecimal aNumber = new BigDecimal(a);
-        String result = "-0.000000000000000000000000000000000000000000000000000000000000000000012380964839238475457356735674573563567890295784902768787678287";
-        assertTrue("incorrect value", aNumber.toPlainString().equals(result));
-    }
-
-    /**
-     * Convert a negative BigDecimal with a positive exponent
-     * to a plain string representation;
-     * scale == 0.
-     */
-     public void testToPlainStringNegPosExp() {
-        String a = "-123809648392384754573567356745735.63567890295784902768787678287E100";
-        BigDecimal aNumber = new BigDecimal(a);
-        String result = "-1238096483923847545735673567457356356789029578490276878767828700000000000000000000000000000000000000000000000000000000000000000000000";
-        assertTrue("incorrect value", aNumber.toPlainString().equals(result));
-    }
-
-    /**
-     * Convert a positive BigDecimal with a negative exponent
-     * to a plain string representation;
-     * scale == 0.
-     */
-     public void testToPlainStringPosNegExp() {
-        String a = "123809648392384754573567356745735.63567890295784902768787678287E-100";
-        BigDecimal aNumber = new BigDecimal(a);
-        String result = "0.000000000000000000000000000000000000000000000000000000000000000000012380964839238475457356735674573563567890295784902768787678287";
-        assertTrue("incorrect value", aNumber.toPlainString().equals(result));
-    }
-
-    /**
-     * Convert a negative BigDecimal with a negative exponent
-     * to a plain string representation;
-     * scale == 0.
-     */
-     public void testToPlainStringPosPosExp() {
-        String a = "123809648392384754573567356745735.63567890295784902768787678287E+100";
-        BigDecimal aNumber = new BigDecimal(a);
-        String result = "1238096483923847545735673567457356356789029578490276878767828700000000000000000000000000000000000000000000000000000000000000000000000";
-        assertTrue("incorrect value", aNumber.toPlainString().equals(result));
-    }
-
-    /**
-     * Convert a BigDecimal to a string representation;
-     * scale == 0.
-     */
-     public void testToStringZeroScale() {
-        String a = "-123809648392384754573567356745735635678902957849027687876782870";
-        BigDecimal aNumber = new BigDecimal(new BigInteger(a));
-        String result = "-123809648392384754573567356745735635678902957849027687876782870";
-        assertTrue("incorrect value", aNumber.toString().equals(result));
-    }
-
-    /**
-     * Convert a positive BigDecimal to a string representation
-     */
-    public void testToStringPos() {
-        String a = "123809648392384754573567356745735.63567890295784902768787678287E-500";
-        BigDecimal aNumber = new BigDecimal(a);
-        String result = "1.2380964839238475457356735674573563567890295784902768787678287E-468";
-        assertTrue("incorrect value", aNumber.toString().equals(result));
-    }
-
-    /**
-     * Convert a negative BigDecimal to a string representation
-     */
-    public void testToStringNeg() {
-        String a = "-123.4564563673567380964839238475457356735674573563567890295784902768787678287E-5";
-        BigDecimal aNumber = new BigDecimal(a);
-        String result = "-0.001234564563673567380964839238475457356735674573563567890295784902768787678287";
-        assertTrue("incorrect value", aNumber.toString().equals(result));
-    }
-
-    /**
-     * Create a BigDecimal from a positive long value; scale == 0
-     */
-    public void testValueOfPosZeroScale() {
-        long a = 98374823947823578L;
-        BigDecimal aNumber = BigDecimal.valueOf(a);
-        String result = "98374823947823578";
-        assertTrue("incorrect value", aNumber.toString().equals(result));
-    }
-
-    /**
-     * Create a BigDecimal from a negative long value; scale is 0
-     */
-    public void testValueOfNegZeroScale() {
-        long a = -98374823947823578L;
-        BigDecimal aNumber = BigDecimal.valueOf(a);
-        String result = "-98374823947823578";
-        assertTrue("incorrect value", aNumber.toString().equals(result));
-    }
-
-    /**
-     * Create a BigDecimal from a negative long value; scale is positive
-     */
-    public void testValueOfNegScalePos() {
-        long a = -98374823947823578L;
-        int scale = 12;
-        BigDecimal aNumber = BigDecimal.valueOf(a, scale);
-        String result = "-98374.823947823578";
-        assertTrue("incorrect value", aNumber.toString().equals(result));
-    }
-
-    /**
-     * Create a BigDecimal from a negative long value; scale is negative
-     */
-    public void testValueOfNegScaleNeg() {
-        long a = -98374823947823578L;
-        int scale = -12;
-        BigDecimal aNumber = BigDecimal.valueOf(a, scale);
-        String result = "-9.8374823947823578E+28";
-        assertTrue("incorrect value", aNumber.toString().equals(result));
-    }
-
-    /**
-     * Create a BigDecimal from a negative long value; scale == 0
-     */
-    public void testValueOfPosScalePos() {
-        long a = 98374823947823578L;
-        int scale = 12;
-        BigDecimal aNumber = BigDecimal.valueOf(a, scale);
-        String result = "98374.823947823578";
-        assertTrue("incorrect value", aNumber.toString().equals(result));
-    }
-
-    /**
-     * Create a BigDecimal from a negative long value; scale == 0
-     */
-    public void testValueOfPosScaleNeg() {
-        long a = 98374823947823578L;
-        int scale = -12;
-        BigDecimal aNumber = BigDecimal.valueOf(a, scale);
-        String result = "9.8374823947823578E+28";
-        assertTrue("incorrect value", aNumber.toString().equals(result));
-    }
-}
+/*
+ *  Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
+ *
+ *  Licensed 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.
+ */
+/**
+ * @author Elena Semukhina
+ * @version $Revision: 1.4.4.2 $
+ */
+
+package org.apache.harmony.tests.math;
+
+import junit.framework.TestCase;
+import java.math.BigDecimal;
+import java.math.BigInteger;
+
+/**
+ * Class:  java.math.BigDecimal
+ * Methods: doubleValue, floatValue, intValue, longValue,  
+ * valueOf, toString, toBigInteger
+ */
+public class BigDecimalConvertTest extends TestCase {
+    /**
+     * Double value of a negative BigDecimal
+     */
+    public void testDoubleValueNeg() {
+        String a = "-123809648392384754573567356745735.63567890295784902768787678287E+21";
+        BigDecimal aNumber = new BigDecimal(a);
+        double result = -1.2380964839238476E53;
+        assertTrue("incorrect value", aNumber.doubleValue() == result);
+    }
+
+    /**
+     * Double value of a positive BigDecimal
+     */
+    public void testDoubleValuePos() {
+        String a = "123809648392384754573567356745735.63567890295784902768787678287E+21";
+        BigDecimal aNumber = new BigDecimal(a);
+        double result = 1.2380964839238476E53;
+        assertTrue("incorrect value", aNumber.doubleValue() == result);
+    }
+
+    /**
+     * Double value of a large positive BigDecimal
+     */
+    public void testDoubleValuePosInfinity() {
+        String a = "123809648392384754573567356745735.63567890295784902768787678287E+400";
+        BigDecimal aNumber = new BigDecimal(a);
+        double result = Double.POSITIVE_INFINITY;
+        assertTrue("incorrect value", aNumber.doubleValue() == result);
+    }
+
+    /**
+     * Double value of a large negative BigDecimal
+     */
+    public void testDoubleValueNegInfinity() {
+        String a = "-123809648392384754573567356745735.63567890295784902768787678287E+400";
+        BigDecimal aNumber = new BigDecimal(a);
+        double result = Double.NEGATIVE_INFINITY;
+        assertTrue("incorrect value", aNumber.doubleValue() == result);
+    }
+
+    /**
+     * Double value of a small negative BigDecimal
+     */
+    public void testDoubleValueMinusZero() {
+        String a = "-123809648392384754573567356745735.63567890295784902768787678287E-400";
+        BigDecimal aNumber = new BigDecimal(a);
+        long minusZero = -9223372036854775808L;
+        double result = aNumber.doubleValue();
+        assertTrue("incorrect value", Double.doubleToLongBits(result) == minusZero);
+    }
+
+    /**
+     * Double value of a small positive BigDecimal
+     */
+    public void testDoubleValuePlusZero() {
+        String a = "123809648392384754573567356745735.63567890295784902768787678287E-400";
+        BigDecimal aNumber = new BigDecimal(a);
+        long zero = 0;
+        double result = aNumber.doubleValue();
+        assertTrue("incorrect value", Double.doubleToLongBits(result) == zero);
+    }
+
+    /**
+     * Float value of a negative BigDecimal
+     */
+    public void testFloatValueNeg() {
+        String a = "-1238096483923847.6356789029578E+21";
+        BigDecimal aNumber = new BigDecimal(a);
+        float result = -1.2380965E36F;
+        assertTrue("incorrect value", aNumber.floatValue() == result);
+    }
+
+    /**
+     * Float value of a positive BigDecimal
+     */
+    public void testFloatValuePos() {
+        String a = "1238096483923847.6356789029578E+21";
+        BigDecimal aNumber = new BigDecimal(a);
+        float result = 1.2380965E36F;
+        assertTrue("incorrect value", aNumber.floatValue() == result);
+    }
+
+    /**
+     * Float value of a large positive BigDecimal
+     */
+    public void testFloatValuePosInfinity() {
+        String a = "123809648373567356745735.6356789787678287E+200";
+        BigDecimal aNumber = new BigDecimal(a);
+        float result = Float.POSITIVE_INFINITY;
+        assertTrue("incorrect value", aNumber.floatValue() == result);
+    }
+
+    /**
+     * Float value of a large negative BigDecimal
+     */
+    public void testFloatValueNegInfinity() {
+        String a = "-123809648392384755735.63567887678287E+200";
+        BigDecimal aNumber = new BigDecimal(a);
+        float result = Float.NEGATIVE_INFINITY;
+        assertTrue("incorrect value", aNumber.floatValue() == result);
+    }
+
+    /**
+     * Float value of a small negative BigDecimal
+     */
+    public void testFloatValueMinusZero() {
+        String a = "-123809648392384754573567356745735.63567890295784902768787678287E-400";
+        BigDecimal aNumber = new BigDecimal(a);
+        int minusZero = -2147483648;
+        float result = aNumber.floatValue();
+        assertTrue("incorrect value", Float.floatToIntBits(result) == minusZero);
+    }
+
+    /**
+     * Float value of a small positive BigDecimal
+     */
+    public void testFloatValuePlusZero() {
+        String a = "123809648392384754573567356745735.63567890295784902768787678287E-400";
+        BigDecimal aNumber = new BigDecimal(a);
+        int zero = 0;
+        float result = aNumber.floatValue();
+        assertTrue("incorrect value", Float.floatToIntBits(result) == zero);
+    }
+
+    /**
+     * Integer value of a negative BigDecimal
+     */
+    public void testIntValueNeg() {
+        String a = "-123809648392384754573567356745735.63567890295784902768787678287E+21";
+        BigDecimal aNumber = new BigDecimal(a);
+        int result = 218520473;
+        assertTrue("incorrect value", aNumber.intValue() == result);
+    }
+
+    /**
+     * Integer value of a positive BigDecimal
+     */
+    public void testIntValuePos() {
+        String a = "123809648392384754573567356745735.63567890295784902768787678287E+21";
+        BigDecimal aNumber = new BigDecimal(a);
+        int result = -218520473;
+        assertTrue("incorrect value", aNumber.intValue() == result);
+    }
+
+    /**
+     * Long value of a negative BigDecimal
+     */
+    public void testLongValueNeg() {
+        String a = "-123809648392384754573567356745735.63567890295784902768787678287E+21";
+        BigDecimal aNumber = new BigDecimal(a);
+        long result = -1246043477766677607L;
+        assertTrue("incorrect value", aNumber.longValue() == result);
+    }
+
+    /**
+     * Long value of a positive BigDecimal
+     */
+    public void testLongValuePos() {
+        String a = "123809648392384754573567356745735.63567890295784902768787678287E+21";
+        BigDecimal aNumber = new BigDecimal(a);
+        long result = 1246043477766677607L;
+        assertTrue("incorrect value", aNumber.longValue() == result);
+    }
+
+    /**
+     * Convert a positive BigDecimal to BigInteger
+     */
+    public void testToBigIntegerPos1() {
+        String a = "123809648392384754573567356745735.63567890295784902768787678287E+21";
+        BigInteger bNumber = new BigInteger("123809648392384754573567356745735635678902957849027687");
+        BigDecimal aNumber = new BigDecimal(a);
+        BigInteger result = aNumber.toBigInteger();
+        assertTrue("incorrect value", result.equals(bNumber));
+    }
+
+    /**
+     * Convert a positive BigDecimal to BigInteger
+     */
+    public void testToBigIntegerPos2() {
+        String a = "123809648392384754573567356745735.63567890295784902768787678287E+15";
+        BigInteger bNumber = new BigInteger("123809648392384754573567356745735635678902957849");
+        BigDecimal aNumber = new BigDecimal(a);
+        BigInteger result = aNumber.toBigInteger();
+        assertTrue("incorrect value", result.equals(bNumber));
+    }
+
+    /**
+     * Convert a positive BigDecimal to BigInteger
+     */
+    public void testToBigIntegerPos3() {
+        String a = "123809648392384754573567356745735.63567890295784902768787678287E+45";
+        BigInteger bNumber = new BigInteger("123809648392384754573567356745735635678902957849027687876782870000000000000000");
+        BigDecimal aNumber = new BigDecimal(a);
+        BigInteger result = aNumber.toBigInteger();
+        assertTrue("incorrect value", result.equals(bNumber));
+    }
+
+    /**
+     * Convert a negative BigDecimal to BigInteger
+     */
+    public void testToBigIntegerNeg1() {
+        String a = "-123809648392384754573567356745735.63567890295784902768787678287E+21";
+        BigInteger bNumber = new BigInteger("-123809648392384754573567356745735635678902957849027687");
+        BigDecimal aNumber = new BigDecimal(a);
+        BigInteger result = aNumber.toBigInteger();
+        assertTrue("incorrect value", result.equals(bNumber));
+    }
+
+    /**
+     * Convert a negative BigDecimal to BigInteger
+     */
+    public void testToBigIntegerNeg2() {
+        String a = "-123809648392384754573567356745735.63567890295784902768787678287E+15";
+        BigInteger bNumber = new BigInteger("-123809648392384754573567356745735635678902957849");
+        BigDecimal aNumber = new BigDecimal(a);
+        BigInteger result = aNumber.toBigInteger();
+        assertTrue("incorrect value", result.equals(bNumber));
+    }
+
+    /**
+     * Convert a negative BigDecimal to BigInteger
+     */
+    public void testToBigIntegerNeg3() {
+        String a = "-123809648392384754573567356745735.63567890295784902768787678287E+45";
+        BigInteger bNumber = new BigInteger("-123809648392384754573567356745735635678902957849027687876782870000000000000000");
+        BigDecimal aNumber = new BigDecimal(a);
+        BigInteger result = aNumber.toBigInteger();
+         assertTrue("incorrect value", result.equals(bNumber));
+    }
+
+    /**
+     * Convert a small BigDecimal to BigInteger
+     */
+    public void testToBigIntegerZero() {
+        String a = "-123809648392384754573567356745735.63567890295784902768787678287E-500";
+        BigInteger bNumber = new BigInteger("0");
+        BigDecimal aNumber = new BigDecimal(a);
+        BigInteger result = aNumber.toBigInteger();
+        assertTrue("incorrect value", result.equals(bNumber));
+    }
+
+    /**
+     * Convert a negative BigDecimal with a negative exponent 
+     * to a plain string representation;
+     * scale == 0.
+     */
+     public void testToPlainStringNegNegExp() {
+        String a = "-123809648392384754573567356745735.63567890295784902768787678287E-100";
+        BigDecimal aNumber = new BigDecimal(a);
+        String result = "-0.000000000000000000000000000000000000000000000000000000000000000000012380964839238475457356735674573563567890295784902768787678287";
+        assertTrue("incorrect value", aNumber.toPlainString().equals(result));
+    }
+
+    /**
+     * Convert a negative BigDecimal with a positive exponent
+     * to a plain string representation;
+     * scale == 0.
+     */
+     public void testToPlainStringNegPosExp() {
+        String a = "-123809648392384754573567356745735.63567890295784902768787678287E100";
+        BigDecimal aNumber = new BigDecimal(a);
+        String result = "-1238096483923847545735673567457356356789029578490276878767828700000000000000000000000000000000000000000000000000000000000000000000000";
+        assertTrue("incorrect value", aNumber.toPlainString().equals(result));
+    }
+
+    /**
+     * Convert a positive BigDecimal with a negative exponent
+     * to a plain string representation;
+     * scale == 0.
+     */
+     public void testToPlainStringPosNegExp() {
+        String a = "123809648392384754573567356745735.63567890295784902768787678287E-100";
+        BigDecimal aNumber = new BigDecimal(a);
+        String result = "0.000000000000000000000000000000000000000000000000000000000000000000012380964839238475457356735674573563567890295784902768787678287";
+        assertTrue("incorrect value", aNumber.toPlainString().equals(result));
+    }
+
+    /**
+     * Convert a negative BigDecimal with a negative exponent
+     * to a plain string representation;
+     * scale == 0.
+     */
+     public void testToPlainStringPosPosExp() {
+        String a = "123809648392384754573567356745735.63567890295784902768787678287E+100";
+        BigDecimal aNumber = new BigDecimal(a);
+        String result = "1238096483923847545735673567457356356789029578490276878767828700000000000000000000000000000000000000000000000000000000000000000000000";
+        assertTrue("incorrect value", aNumber.toPlainString().equals(result));
+    }
+
+    /**
+     * Convert a BigDecimal to a string representation;
+     * scale == 0.
+     */
+     public void testToStringZeroScale() {
+        String a = "-123809648392384754573567356745735635678902957849027687876782870";
+        BigDecimal aNumber = new BigDecimal(new BigInteger(a));
+        String result = "-123809648392384754573567356745735635678902957849027687876782870";
+        assertTrue("incorrect value", aNumber.toString().equals(result));
+    }
+
+    /**
+     * Convert a positive BigDecimal to a string representation
+     */
+    public void testToStringPos() {
+        String a = "123809648392384754573567356745735.63567890295784902768787678287E-500";
+        BigDecimal aNumber = new BigDecimal(a);
+        String result = "1.2380964839238475457356735674573563567890295784902768787678287E-468";
+        assertTrue("incorrect value", aNumber.toString().equals(result));
+    }
+
+    /**
+     * Convert a negative BigDecimal to a string representation
+     */
+    public void testToStringNeg() {
+        String a = "-123.4564563673567380964839238475457356735674573563567890295784902768787678287E-5";
+        BigDecimal aNumber = new BigDecimal(a);
+        String result = "-0.001234564563673567380964839238475457356735674573563567890295784902768787678287";
+        assertTrue("incorrect value", aNumber.toString().equals(result));
+    }
+
+    /**
+     * Create a BigDecimal from a positive long value; scale == 0
+     */
+    public void testValueOfPosZeroScale() {
+        long a = 98374823947823578L;
+        BigDecimal aNumber = BigDecimal.valueOf(a);
+        String result = "98374823947823578";
+        assertTrue("incorrect value", aNumber.toString().equals(result));
+    }
+
+    /**
+     * Create a BigDecimal from a negative long value; scale is 0
+     */
+    public void testValueOfNegZeroScale() {
+        long a = -98374823947823578L;
+        BigDecimal aNumber = BigDecimal.valueOf(a);
+        String result = "-98374823947823578";
+        assertTrue("incorrect value", aNumber.toString().equals(result));
+    }
+
+    /**
+     * Create a BigDecimal from a negative long value; scale is positive
+     */
+    public void testValueOfNegScalePos() {
+        long a = -98374823947823578L;
+        int scale = 12;
+        BigDecimal aNumber = BigDecimal.valueOf(a, scale);
+        String result = "-98374.823947823578";
+        assertTrue("incorrect value", aNumber.toString().equals(result));
+    }
+
+    /**
+     * Create a BigDecimal from a negative long value; scale is negative
+     */
+    public void testValueOfNegScaleNeg() {
+        long a = -98374823947823578L;
+        int scale = -12;
+        BigDecimal aNumber = BigDecimal.valueOf(a, scale);
+        String result = "-9.8374823947823578E+28";
+        assertTrue("incorrect value", aNumber.toString().equals(result));
+    }
+
+    /**
+     * Create a BigDecimal from a negative long value; scale == 0
+     */
+    public void testValueOfPosScalePos() {
+        long a = 98374823947823578L;
+        int scale = 12;
+        BigDecimal aNumber = BigDecimal.valueOf(a, scale);
+        String result = "98374.823947823578";
+        assertTrue("incorrect value", aNumber.toString().equals(result));
+    }
+
+    /**
+     * Create a BigDecimal from a negative long value; scale == 0
+     */
+    public void testValueOfPosScaleNeg() {
+        long a = 98374823947823578L;
+        int scale = -12;
+        BigDecimal aNumber = BigDecimal.valueOf(a, scale);
+        String result = "9.8374823947823578E+28";
+        assertTrue("incorrect value", aNumber.toString().equals(result));
+    }
+}

Modified: incubator/harmony/enhanced/classlib/trunk/modules/math/src/test/java/org/apache/harmony/tests/math/BigDecimalScaleOperationsTest.java
URL: http://svn.apache.org/viewcvs/incubator/harmony/enhanced/classlib/trunk/modules/math/src/test/java/org/apache/harmony/tests/math/BigDecimalScaleOperationsTest.java?rev=389715&r1=389571&r2=389715&view=diff
==============================================================================
--- incubator/harmony/enhanced/classlib/trunk/modules/math/src/test/java/org/apache/harmony/tests/math/BigDecimalScaleOperationsTest.java (original)
+++ incubator/harmony/enhanced/classlib/trunk/modules/math/src/test/java/org/apache/harmony/tests/math/BigDecimalScaleOperationsTest.java Wed Mar 29 01:01:04 2006
@@ -1,323 +1,325 @@
-/*
- *  Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
- *
- *  Licensed 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.
- */
-/**
- * @author Elena Semukhina
- * @version $Revision: 1.4.6.2 $
- */
-
-package java.math;
-
-import junit.framework.TestCase;
-
-/**
- * Class:  java.math.BigDecimal
- * Methods: movePointLeft, movePointRight, scale, setScale, unscaledValue * 
- */
-public class BigDecimalScaleOperationsTest extends TestCase {
-    /**
-     * Check the default scale
-     */
-    public void testScaleDefault() {
-        String a = "1231212478987482988429808779810457634781384756794987";
-        int cScale = 0;
-        BigDecimal aNumber = new BigDecimal(new BigInteger(a));
-        assertTrue("incorrect scale", aNumber.scale() == cScale);
-    }
-
-    /**
-     * Check a negative scale
-     */
-    public void testScaleNeg() {
-        String a = "1231212478987482988429808779810457634781384756794987";
-        int aScale = -10;
-        int cScale = -10;
-        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
-        assertTrue("incorrect scale", aNumber.scale() == cScale);
-    }
-
-    /**
-     * Check a positive scale
-     */
-    public void testScalePos() {
-        String a = "1231212478987482988429808779810457634781384756794987";
-        int aScale = 10;
-        int cScale = 10;
-        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
-        assertTrue("incorrect scale", aNumber.scale() == cScale);
-    }
-
-    /**
-     * Check the zero scale
-     */
-    public void testScaleZero() {
-        String a = "1231212478987482988429808779810457634781384756794987";
-        int aScale = 0;
-        int cScale = 0;
-        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
-        assertTrue("incorrect scale", aNumber.scale() == cScale);
-    }
-
-    /**
-     * Check the unscaled value
-     */
-    public void testUnscaledValue() {
-        String a = "1231212478987482988429808779810457634781384756794987";
-        int aScale = 100;
-        BigInteger bNumber = new BigInteger(a);
-        BigDecimal aNumber = new BigDecimal(bNumber, aScale);
-        assertTrue("incorrect unscaled value", aNumber.unscaledValue().equals(bNumber));
-    }
-    
-    /**
-     * Set a greater new scale
-     */
-    public void testSetScaleGreater() {
-        String a = "1231212478987482988429808779810457634781384756794987";
-        int aScale = 18;
-        int newScale = 28;
-        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
-        BigDecimal bNumber = aNumber.setScale(newScale);
-        assertTrue("incorrect scale", bNumber.scale() == newScale);
-        assertTrue("incorrect value", bNumber.compareTo(aNumber) == 0);
-    }
-
-    /**
-     * Set a less new scale; this.scale == 8; newScale == 5.
-     */
-    public void testSetScaleLess() {
-        String a = "2.345726458768760000E+10";
-        int newScale = 5;
-        BigDecimal aNumber = new BigDecimal(a);
-        BigDecimal bNumber = aNumber.setScale(newScale);
-        assertTrue("incorrect scale", bNumber.scale() == newScale);
-        assertTrue("incorrect value", bNumber.compareTo(aNumber) == 0);
-    }
-
-    /**
-     * Verify an exception when setting a new scale
-     */
-    public void testSetScaleException() {
-        String a = "1231212478987482988429808779810457634781384756794987";
-        int aScale = 28;
-        int newScale = 18;
-        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
-        try {
-            BigDecimal bNumber = aNumber.setScale(newScale);
-            fail("ArithmeticException has not been caught");
-        } catch (ArithmeticException e) {
-            assertTrue("Improper exception message", e.getMessage().
-                equals("rounding mode is ROUND_UNNECESSARY but the result is not exact"));
-        }
-    }
-
-    /**
-     * Set the same new scale
-     */
-    public void testSetScaleSame() {
-        String a = "1231212478987482988429808779810457634781384756794987";
-        int aScale = 18;
-        int newScale = 18;
-        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
-        BigDecimal bNumber = aNumber.setScale(newScale);
-        assertTrue("incorrect scale", bNumber.scale() == newScale);
-        assertTrue("incorrect value", bNumber.equals(aNumber));
-    }
-
-    /**
-     * Set a new scale
-     */
-    public void testSetScaleRoundUp() {
-        String a = "1231212478987482988429808779810457634781384756794987";
-        String b = "123121247898748298842980877981045763478139";
-        int aScale = 28;
-        int newScale = 18;
-        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
-        BigDecimal bNumber = aNumber.setScale(newScale, BigDecimal.ROUND_UP);
-        assertTrue("incorrect scale", bNumber.scale() == newScale);
-        assertTrue("incorrect value", bNumber.unscaledValue().toString().equals(b));
-    }
-
-    /**
-     * Set a new scale
-     */
-    public void testSetScaleRoundDown() {
-        String a = "1231212478987482988429808779810457634781384756794987";
-        String b = "123121247898748298842980877981045763478138";
-        int aScale = 28;
-        int newScale = 18;
-        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
-        BigDecimal bNumber = aNumber.setScale(newScale, BigDecimal.ROUND_DOWN);
-        assertTrue("incorrect scale", bNumber.scale() == newScale);
-        assertTrue("incorrect value", bNumber.unscaledValue().toString().equals(b));
-    }
-
-    /**
-     * Set a new scale
-     */
-    public void testSetScaleRoundCeiling() {
-        String a = "1231212478987482988429808779810457634781384756794987";
-        String b = "123121247898748298842980877981045763478139";
-        int aScale = 28;
-        int newScale = 18;
-        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
-        BigDecimal bNumber = aNumber.setScale(newScale, BigDecimal.ROUND_CEILING);
-        assertTrue("incorrect scale", bNumber.scale() == newScale);
-        assertTrue("incorrect value", bNumber.unscaledValue().toString().equals(b));
-    }
-
-    /**
-     * Set a new scale
-     */
-    public void testSetScaleRoundFloor() {
-        String a = "1231212478987482988429808779810457634781384756794987";
-        String b = "123121247898748298842980877981045763478138";
-        int aScale = 28;
-        int newScale = 18;
-        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
-        BigDecimal bNumber = aNumber.setScale(newScale, BigDecimal.ROUND_FLOOR);
-        assertTrue("incorrect scale", bNumber.scale() == newScale);
-        assertTrue("incorrect value", bNumber.unscaledValue().toString().equals(b));
-    }
-
-    /**
-     * Set a new scale
-     */
-    public void testSetScaleRoundHalfUp() {
-        String a = "1231212478987482988429808779810457634781384756794987";
-        String b = "123121247898748298842980877981045763478138";
-        int aScale = 28;
-        int newScale = 18;
-        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
-        BigDecimal bNumber = aNumber.setScale(newScale, BigDecimal.ROUND_HALF_UP);
-        assertTrue("incorrect scale", bNumber.scale() == newScale);
-        assertTrue("incorrect value", bNumber.unscaledValue().toString().equals(b));
-    }
-
-    /**
-     * Set a new scale
-     */
-    public void testSetScaleRoundHalfDown() {
-        String a = "1231212478987482988429808779810457634781384756794987";
-        String b = "123121247898748298842980877981045763478138";
-        int aScale = 28;
-        int newScale = 18;
-        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
-        BigDecimal bNumber = aNumber.setScale(newScale, BigDecimal.ROUND_HALF_DOWN);
-        assertTrue("incorrect scale", bNumber.scale() == newScale);
-        assertTrue("incorrect value", bNumber.unscaledValue().toString().equals(b));
-    }
-
-    /**
-     * Set a new scale
-     */
-    public void testSetScaleRoundHalfEven() {
-        String a = "1231212478987482988429808779810457634781384756794987";
-        String b = "123121247898748298842980877981045763478138";
-        int aScale = 28;
-        int newScale = 18;
-        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
-        BigDecimal bNumber = aNumber.setScale(newScale, BigDecimal.ROUND_HALF_EVEN);
-        assertTrue("incorrect scale", bNumber.scale() == newScale);
-        assertTrue("incorrect value", bNumber.unscaledValue().toString().equals(b));
-    }
-    
-    /**
-     * Move the decimal point to the left; the shift value is positive
-     */
-    public void testMovePointLeftPos() {
-        String a = "1231212478987482988429808779810457634781384756794987";
-        int aScale = 28;
-        int shift = 18;
-        int resScale = 46;
-        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
-        BigDecimal bNumber = aNumber.movePointLeft(shift);
-        assertTrue("incorrect scale", bNumber.scale() == resScale);
-        assertTrue("incorrect value", bNumber.unscaledValue().toString().equals(a));
-    }
-        
-    /**
-     * Move the decimal point to the left; the shift value is positive
-     */
-    public void testMovePointLeftNeg() {
-        String a = "1231212478987482988429808779810457634781384756794987";
-        int aScale = 28;
-        int shift = -18;
-        int resScale = 10;
-        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
-        BigDecimal bNumber = aNumber.movePointLeft(shift);
-        assertTrue("incorrect scale", bNumber.scale() == resScale);
-        assertTrue("incorrect value", bNumber.unscaledValue().toString().equals(a));
-    }
-
-    /**
-     * Move the decimal point to the right; the shift value is positive
-     */
-    public void testMovePointRightPosGreater() {
-        String a = "1231212478987482988429808779810457634781384756794987";
-        int aScale = 28;
-        int shift = 18;
-        int resScale = 10;
-        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
-        BigDecimal bNumber = aNumber.movePointRight(shift);
-        assertTrue("incorrect scale", bNumber.scale() == resScale);
-        assertTrue("incorrect value", bNumber.unscaledValue().toString().equals(a));
-    }
-        
-    /**
-     * Move the decimal point to the right; the shift value is positive
-     */
-    public void testMovePointRightPosLess() {
-        String a = "1231212478987482988429808779810457634781384756794987";
-        String b = "123121247898748298842980877981045763478138475679498700";
-        int aScale = 28;
-        int shift = 30;
-        int resScale = 0;
-        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
-        BigDecimal bNumber = aNumber.movePointRight(shift);
-        assertTrue("incorrect scale", bNumber.scale() == resScale);
-        assertTrue("incorrect value", bNumber.unscaledValue().toString().equals(b));
-    }
-        
-    /**
-     * Move the decimal point to the right; the shift value is positive
-     */
-    public void testMovePointRightNeg() {
-        String a = "1231212478987482988429808779810457634781384756794987";
-        int aScale = 28;
-        int shift = -18;
-        int resScale = 46;
-        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
-        BigDecimal bNumber = aNumber.movePointRight(shift);
-        assertTrue("incorrect scale", bNumber.scale() == resScale);
-        assertTrue("incorrect value", bNumber.unscaledValue().toString().equals(a));
-    }
-
-    /**
-     * Move the decimal point to the right when the scale overflows
-     */
-    public void testMovePointRightException() {
-        String a = "12312124789874829887348723648726347429808779810457634781384756794987";
-        int aScale = Integer.MAX_VALUE; //2147483647
-        int shift = -18;
-        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
-        try {
-            BigDecimal bNumber = aNumber.movePointRight(shift);
-            fail("ArithmeticException has not been caught");
-        } catch (ArithmeticException e) {
-            assertTrue("Improper exception message", e.getMessage().equals("scale outside the range of a 32-bit integer"));
-        }
-    }
-}
+/*
+ *  Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
+ *
+ *  Licensed 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.
+ */
+/**
+ * @author Elena Semukhina
+ * @version $Revision: 1.4.6.2 $
+ */
+
+package org.apache.harmony.tests.math;
+
+import junit.framework.TestCase;
+import java.math.BigDecimal;
+import java.math.BigInteger;
+
+/**
+ * Class:  java.math.BigDecimal
+ * Methods: movePointLeft, movePointRight, scale, setScale, unscaledValue * 
+ */
+public class BigDecimalScaleOperationsTest extends TestCase {
+    /**
+     * Check the default scale
+     */
+    public void testScaleDefault() {
+        String a = "1231212478987482988429808779810457634781384756794987";
+        int cScale = 0;
+        BigDecimal aNumber = new BigDecimal(new BigInteger(a));
+        assertTrue("incorrect scale", aNumber.scale() == cScale);
+    }
+
+    /**
+     * Check a negative scale
+     */
+    public void testScaleNeg() {
+        String a = "1231212478987482988429808779810457634781384756794987";
+        int aScale = -10;
+        int cScale = -10;
+        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
+        assertTrue("incorrect scale", aNumber.scale() == cScale);
+    }
+
+    /**
+     * Check a positive scale
+     */
+    public void testScalePos() {
+        String a = "1231212478987482988429808779810457634781384756794987";
+        int aScale = 10;
+        int cScale = 10;
+        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
+        assertTrue("incorrect scale", aNumber.scale() == cScale);
+    }
+
+    /**
+     * Check the zero scale
+     */
+    public void testScaleZero() {
+        String a = "1231212478987482988429808779810457634781384756794987";
+        int aScale = 0;
+        int cScale = 0;
+        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
+        assertTrue("incorrect scale", aNumber.scale() == cScale);
+    }
+
+    /**
+     * Check the unscaled value
+     */
+    public void testUnscaledValue() {
+        String a = "1231212478987482988429808779810457634781384756794987";
+        int aScale = 100;
+        BigInteger bNumber = new BigInteger(a);
+        BigDecimal aNumber = new BigDecimal(bNumber, aScale);
+        assertTrue("incorrect unscaled value", aNumber.unscaledValue().equals(bNumber));
+    }
+    
+    /**
+     * Set a greater new scale
+     */
+    public void testSetScaleGreater() {
+        String a = "1231212478987482988429808779810457634781384756794987";
+        int aScale = 18;
+        int newScale = 28;
+        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
+        BigDecimal bNumber = aNumber.setScale(newScale);
+        assertTrue("incorrect scale", bNumber.scale() == newScale);
+        assertTrue("incorrect value", bNumber.compareTo(aNumber) == 0);
+    }
+
+    /**
+     * Set a less new scale; this.scale == 8; newScale == 5.
+     */
+    public void testSetScaleLess() {
+        String a = "2.345726458768760000E+10";
+        int newScale = 5;
+        BigDecimal aNumber = new BigDecimal(a);
+        BigDecimal bNumber = aNumber.setScale(newScale);
+        assertTrue("incorrect scale", bNumber.scale() == newScale);
+        assertTrue("incorrect value", bNumber.compareTo(aNumber) == 0);
+    }
+
+    /**
+     * Verify an exception when setting a new scale
+     */
+    public void testSetScaleException() {
+        String a = "1231212478987482988429808779810457634781384756794987";
+        int aScale = 28;
+        int newScale = 18;
+        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
+        try {
+            BigDecimal bNumber = aNumber.setScale(newScale);
+            fail("ArithmeticException has not been caught");
+        } catch (ArithmeticException e) {
+            assertTrue("Improper exception message", e.getMessage().
+                equals("rounding mode is ROUND_UNNECESSARY but the result is not exact"));
+        }
+    }
+
+    /**
+     * Set the same new scale
+     */
+    public void testSetScaleSame() {
+        String a = "1231212478987482988429808779810457634781384756794987";
+        int aScale = 18;
+        int newScale = 18;
+        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
+        BigDecimal bNumber = aNumber.setScale(newScale);
+        assertTrue("incorrect scale", bNumber.scale() == newScale);
+        assertTrue("incorrect value", bNumber.equals(aNumber));
+    }
+
+    /**
+     * Set a new scale
+     */
+    public void testSetScaleRoundUp() {
+        String a = "1231212478987482988429808779810457634781384756794987";
+        String b = "123121247898748298842980877981045763478139";
+        int aScale = 28;
+        int newScale = 18;
+        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
+        BigDecimal bNumber = aNumber.setScale(newScale, BigDecimal.ROUND_UP);
+        assertTrue("incorrect scale", bNumber.scale() == newScale);
+        assertTrue("incorrect value", bNumber.unscaledValue().toString().equals(b));
+    }
+
+    /**
+     * Set a new scale
+     */
+    public void testSetScaleRoundDown() {
+        String a = "1231212478987482988429808779810457634781384756794987";
+        String b = "123121247898748298842980877981045763478138";
+        int aScale = 28;
+        int newScale = 18;
+        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
+        BigDecimal bNumber = aNumber.setScale(newScale, BigDecimal.ROUND_DOWN);
+        assertTrue("incorrect scale", bNumber.scale() == newScale);
+        assertTrue("incorrect value", bNumber.unscaledValue().toString().equals(b));
+    }
+
+    /**
+     * Set a new scale
+     */
+    public void testSetScaleRoundCeiling() {
+        String a = "1231212478987482988429808779810457634781384756794987";
+        String b = "123121247898748298842980877981045763478139";
+        int aScale = 28;
+        int newScale = 18;
+        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
+        BigDecimal bNumber = aNumber.setScale(newScale, BigDecimal.ROUND_CEILING);
+        assertTrue("incorrect scale", bNumber.scale() == newScale);
+        assertTrue("incorrect value", bNumber.unscaledValue().toString().equals(b));
+    }
+
+    /**
+     * Set a new scale
+     */
+    public void testSetScaleRoundFloor() {
+        String a = "1231212478987482988429808779810457634781384756794987";
+        String b = "123121247898748298842980877981045763478138";
+        int aScale = 28;
+        int newScale = 18;
+        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
+        BigDecimal bNumber = aNumber.setScale(newScale, BigDecimal.ROUND_FLOOR);
+        assertTrue("incorrect scale", bNumber.scale() == newScale);
+        assertTrue("incorrect value", bNumber.unscaledValue().toString().equals(b));
+    }
+
+    /**
+     * Set a new scale
+     */
+    public void testSetScaleRoundHalfUp() {
+        String a = "1231212478987482988429808779810457634781384756794987";
+        String b = "123121247898748298842980877981045763478138";
+        int aScale = 28;
+        int newScale = 18;
+        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
+        BigDecimal bNumber = aNumber.setScale(newScale, BigDecimal.ROUND_HALF_UP);
+        assertTrue("incorrect scale", bNumber.scale() == newScale);
+        assertTrue("incorrect value", bNumber.unscaledValue().toString().equals(b));
+    }
+
+    /**
+     * Set a new scale
+     */
+    public void testSetScaleRoundHalfDown() {
+        String a = "1231212478987482988429808779810457634781384756794987";
+        String b = "123121247898748298842980877981045763478138";
+        int aScale = 28;
+        int newScale = 18;
+        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
+        BigDecimal bNumber = aNumber.setScale(newScale, BigDecimal.ROUND_HALF_DOWN);
+        assertTrue("incorrect scale", bNumber.scale() == newScale);
+        assertTrue("incorrect value", bNumber.unscaledValue().toString().equals(b));
+    }
+
+    /**
+     * Set a new scale
+     */
+    public void testSetScaleRoundHalfEven() {
+        String a = "1231212478987482988429808779810457634781384756794987";
+        String b = "123121247898748298842980877981045763478138";
+        int aScale = 28;
+        int newScale = 18;
+        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
+        BigDecimal bNumber = aNumber.setScale(newScale, BigDecimal.ROUND_HALF_EVEN);
+        assertTrue("incorrect scale", bNumber.scale() == newScale);
+        assertTrue("incorrect value", bNumber.unscaledValue().toString().equals(b));
+    }
+    
+    /**
+     * Move the decimal point to the left; the shift value is positive
+     */
+    public void testMovePointLeftPos() {
+        String a = "1231212478987482988429808779810457634781384756794987";
+        int aScale = 28;
+        int shift = 18;
+        int resScale = 46;
+        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
+        BigDecimal bNumber = aNumber.movePointLeft(shift);
+        assertTrue("incorrect scale", bNumber.scale() == resScale);
+        assertTrue("incorrect value", bNumber.unscaledValue().toString().equals(a));
+    }
+        
+    /**
+     * Move the decimal point to the left; the shift value is positive
+     */
+    public void testMovePointLeftNeg() {
+        String a = "1231212478987482988429808779810457634781384756794987";
+        int aScale = 28;
+        int shift = -18;
+        int resScale = 10;
+        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
+        BigDecimal bNumber = aNumber.movePointLeft(shift);
+        assertTrue("incorrect scale", bNumber.scale() == resScale);
+        assertTrue("incorrect value", bNumber.unscaledValue().toString().equals(a));
+    }
+
+    /**
+     * Move the decimal point to the right; the shift value is positive
+     */
+    public void testMovePointRightPosGreater() {
+        String a = "1231212478987482988429808779810457634781384756794987";
+        int aScale = 28;
+        int shift = 18;
+        int resScale = 10;
+        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
+        BigDecimal bNumber = aNumber.movePointRight(shift);
+        assertTrue("incorrect scale", bNumber.scale() == resScale);
+        assertTrue("incorrect value", bNumber.unscaledValue().toString().equals(a));
+    }
+        
+    /**
+     * Move the decimal point to the right; the shift value is positive
+     */
+    public void testMovePointRightPosLess() {
+        String a = "1231212478987482988429808779810457634781384756794987";
+        String b = "123121247898748298842980877981045763478138475679498700";
+        int aScale = 28;
+        int shift = 30;
+        int resScale = 0;
+        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
+        BigDecimal bNumber = aNumber.movePointRight(shift);
+        assertTrue("incorrect scale", bNumber.scale() == resScale);
+        assertTrue("incorrect value", bNumber.unscaledValue().toString().equals(b));
+    }
+        
+    /**
+     * Move the decimal point to the right; the shift value is positive
+     */
+    public void testMovePointRightNeg() {
+        String a = "1231212478987482988429808779810457634781384756794987";
+        int aScale = 28;
+        int shift = -18;
+        int resScale = 46;
+        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
+        BigDecimal bNumber = aNumber.movePointRight(shift);
+        assertTrue("incorrect scale", bNumber.scale() == resScale);
+        assertTrue("incorrect value", bNumber.unscaledValue().toString().equals(a));
+    }
+
+    /**
+     * Move the decimal point to the right when the scale overflows
+     */
+    public void testMovePointRightException() {
+        String a = "12312124789874829887348723648726347429808779810457634781384756794987";
+        int aScale = Integer.MAX_VALUE; //2147483647
+        int shift = -18;
+        BigDecimal aNumber = new BigDecimal(new BigInteger(a), aScale);
+        try {
+            BigDecimal bNumber = aNumber.movePointRight(shift);
+            fail("ArithmeticException has not been caught");
+        } catch (ArithmeticException e) {
+            assertTrue("Improper exception message", e.getMessage().equals("scale outside the range of a 32-bit integer"));
+        }
+    }
+}



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